sbase

suckless unix tools
git clone git://git.suckless.org/sbase
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commit eee98ed3a446d1c84e7adc4ce084ec880cc8a669
parent e35d9e62a562e74964fa7aeccd2285d8e37c751a
Author: FRIGN <dev@frign.de>
Date:   Thu, 13 Nov 2014 18:29:30 +0100

Fix coding style

It was about damn time. Consistency is very important in such a
big codebase.

Diffstat:
Mbasename.c | 4++--
Mcal.c | 29+++++++++++++++--------------
Mcat.c | 4++--
Mchgrp.c | 11++++++-----
Mchmod.c | 8++++----
Mchown.c | 27++++++++++++++-------------
Mchroot.c | 11++++++-----
Mcksum.c | 11++++++-----
Mcmp.c | 23++++++++++++-----------
Mcols.c | 27++++++++++++++-------------
Mcomm.c | 29+++++++++++++++--------------
Mcp.c | 3++-
Mcut.c | 73+++++++++++++++++++++++++++++++++++++------------------------------------
Mdate.c | 5+++--
Mdirname.c | 3++-
Mdu.c | 1+
Mecho.c | 5+++--
Menv.c | 7++++---
Mexpand.c | 1+
Mfold.c | 25+++++++++++++------------
Mgrep.c | 39++++++++++++++++++++-------------------
Mhead.c | 13+++++++------
Mhostname.c | 1+
Mkill.c | 1+
Mlink.c | 3++-
Mln.c | 1+
Mlogname.c | 1+
Mls.c | 109++++++++++++++++++++++++++++++++++++++++---------------------------------------
Mmd5sum.c | 3++-
Mmkdir.c | 15++++++++-------
Mmkfifo.c | 5+++--
Mmktemp.c | 1+
Mmv.c | 3++-
Mnice.c | 3++-
Mnl.c | 21+++++++++++----------
Mnohup.c | 17+++++++++--------
Mpaste.c | 65+++++++++++++++++++++++++++++++++--------------------------------
Mprintenv.c | 7++++---
Mpwd.c | 7++++---
Mreadlink.c | 1+
Mrenice.c | 25+++++++++++++------------
Mrm.c | 3++-
Mrmdir.c | 5+++--
Mseq.c | 27++++++++++++++-------------
Msetsid.c | 7++++---
Msha1sum.c | 3++-
Msha256sum.c | 3++-
Msha512sum.c | 3++-
Msleep.c | 5+++--
Msort.c | 79++++++++++++++++++++++++++++++++++++++++---------------------------------------
Msplit.c | 39++++++++++++++++++++-------------------
Msponge.c | 7++++---
Mstrings.c | 1+
Msync.c | 3++-
Mtail.c | 21+++++++++++----------
Mtar.c | 75++++++++++++++++++++++++++++++++++++++-------------------------------------
Mtee.c | 15++++++++-------
Mtest.c | 43++++++++++++++++++++++---------------------
Mtouch.c | 15++++++++-------
Mtr.c | 93++++++++++++++++++++++++++++++++++++++++---------------------------------------
Mtty.c | 1+
Muname.c | 13+++++++------
Munexpand.c | 9+++++----
Muniq.c | 18+++++++++---------
Munlink.c | 4++--
Muudecode.c | 7++++---
Muuencode.c | 1+
Mwc.c | 21+++++++++++----------
Mxargs.c | 9+++++----
Myes.c | 1+
70 files changed, 622 insertions(+), 557 deletions(-)

diff --git a/basename.c b/basename.c @@ -24,11 +24,11 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc < 1) + if (argc < 1) usage(); s = basename(argv[0]); - if(argc == 2) { + if (argc == 2) { p = strstr(s, argv[1]); if (p && p[strlen(p)] == '\0') *p = '\0'; diff --git a/cal.c b/cal.c @@ -3,6 +3,7 @@ #include <stdio.h> #include <stdlib.h> #include <time.h> + #include "util.h" #define MONTHMAX 100 @@ -28,11 +29,11 @@ drawcal(int year, int month, int day, int ncols, int nmons, int fday) int row = 0; char *days[] = { "Su", "Mo", "Tu", "We", "Th", "Fr", "Sa", }; - if(!ncols) + if (!ncols) ncols = nmons; - while(nmons > 0) { + while (nmons > 0) { last = MIN(nmons, ncols); - for(i = 0; i < last; i++) { + for (i = 0; i < last; i++) { moff = month + ncols * row + i - 1; cur = moff % 12; yoff = year + moff / 12; @@ -43,17 +44,17 @@ drawcal(int year, int month, int day, int ncols, int nmons, int fday) } printf("\n"); - for(i = 0; i < last; i++) { - for(j = fday; j < LEN(days); j++) + for (i = 0; i < last; i++) { + for (j = fday; j < LEN(days); j++) printf("%s ", days[j]); - for(j = 0; j < fday; j++) + for (j = 0; j < fday; j++) printf("%s ", days[j]); printf(" "); } printf("\n"); - for(r = 0; r < 6; r++) { - for(i = 0; i < last; i++) { + for (r = 0; r < 6; r++) { + for (i = 0; i < last; i++) { moff = month + ncols * row + i - 1; cur = moff % 12; yoff = year + moff / 12; @@ -61,8 +62,8 @@ drawcal(int year, int month, int day, int ncols, int nmons, int fday) ndays = mdays[cur] + ((cur == 1) & isleap(yoff)); day1 = dayofweek(year, cur, 1, fday); - for(d = 0; d < 7; d++) { - if((r || d >= day1) && count[i] <= ndays) + for (d = 0; d < 7; d++) { + if ((r || d >= day1) && count[i] <= ndays) printf("%2d ", count[i]++); else printf(" "); @@ -89,9 +90,9 @@ dayofweek(int year, int month, int day, int fday) static bool isleap(int year) { - if(year % 400 == 0) + if (year % 400 == 0) return true; - if(year % 100 == 0) + if (year % 100 == 0) return false; return (year % 4 == 0); } @@ -156,7 +157,7 @@ main(int argc, char *argv[]) usage(); } ARGEND; - switch(argc) { + switch (argc) { case 3: day = estrtol(argv[0], 0); argv++; @@ -172,7 +173,7 @@ main(int argc, char *argv[]) usage(); } - if(ncols < 0 || month < 1 || month > 12 || nmons < 1 \ + if (ncols < 0 || month < 1 || month > 12 || nmons < 1 \ || nmons > MONTHMAX || fday < 0 || fday > 6) { usage(); } diff --git a/cat.c b/cat.c @@ -26,13 +26,13 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc == 0) { + if (argc == 0) { concat(stdin, "<stdin>", stdout, "<stdout>"); } else { for (; argc; argc--, argv++) { if (argv[0][0] == '-') argv[0] = "/dev/fd/0"; - if(!(fp = fopen(argv[0], "r"))) { + if (!(fp = fopen(argv[0], "r"))) { weprintf("fopen %s:", argv[0]); ret = 1; continue; diff --git a/chgrp.c b/chgrp.c @@ -7,6 +7,7 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> + #include "util.h" static int gid; @@ -23,7 +24,7 @@ usage(void) static void chgrp(const char *path) { - if(chown(path, st.st_uid, gid) == -1) { + if (chown(path, st.st_uid, gid) == -1) { fprintf(stderr, "chgrp: '%s': %s\n", path, strerror(errno)); failures++; } @@ -44,19 +45,19 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc < 2) + if (argc < 2) usage(); errno = 0; gr = getgrnam(argv[0]); if (errno) eprintf("getgrnam %s:"); - else if(!gr) + else if (!gr) eprintf("chgrp: '%s': No such group\n", argv[0]); gid = gr->gr_gid; - while(*++argv) { - if(stat(*argv, &st) == -1) { + while (*++argv) { + if (stat(*argv, &st) == -1) { fprintf(stderr, "chgrp: '%s': %s\n", *argv, strerror(errno)); failures++; diff --git a/chmod.c b/chmod.c @@ -51,7 +51,7 @@ done: argv++; argc--; - if(argc < 1) + if (argc < 1) usage(); for (; argc > 0; argc--, argv++) @@ -65,17 +65,17 @@ chmodr(const char *path) struct stat st; mode_t m; - if(stat(path, &st) == -1) { + if (stat(path, &st) == -1) { weprintf("stat %s:", path); ret = 1; return; } m = parsemode(modestr, st.st_mode, mask); - if(chmod(path, m) == -1) { + if (chmod(path, m) == -1) { weprintf("chmod %s:", path); ret = 1; } - if(rflag) + if (rflag) recurse(path, chmodr); } diff --git a/chown.c b/chown.c @@ -6,6 +6,7 @@ #include <stdlib.h> #include <string.h> #include <unistd.h> + #include "util.h" static void chownpwgr(const char *); @@ -37,42 +38,42 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc == 0) + if (argc == 0) usage(); owner = argv[0]; argv++; argc--; - if((group = strchr(owner, ':'))) + if ((group = strchr(owner, ':'))) *group++ = '\0'; - if(owner && *owner) { + if (owner && *owner) { errno = 0; pw = getpwnam(owner); - if(pw) { + if (pw) { uid = pw->pw_uid; } else { - if(errno != 0) + if (errno != 0) eprintf("getpwnam %s:", owner); uid = strtoul(owner, &end, 10); - if(*end != '\0') + if (*end != '\0') eprintf("getpwnam %s: no such user\n", owner); } } - if(group && *group) { + if (group && *group) { errno = 0; gr = getgrnam(group); - if(gr) { + if (gr) { gid = gr->gr_gid; } else { - if(errno != 0) + if (errno != 0) eprintf("getgrnam %s:", group); gid = strtoul(group, &end, 10); - if(*end != '\0') + if (*end != '\0') eprintf("getgrnam %s: no such group\n", group); } } - for(; argc > 0; argc--, argv++) + for (; argc > 0; argc--, argv++) chownpwgr(argv[0]); return ret; @@ -81,10 +82,10 @@ main(int argc, char *argv[]) void chownpwgr(const char *path) { - if(chown(path, uid, gid) == -1) { + if (chown(path, uid, gid) == -1) { weprintf("chown %s:", path); ret = 1; } - if(rflag) + if (rflag) recurse(path, chownpwgr); } diff --git a/chroot.c b/chroot.c @@ -2,6 +2,7 @@ #include <errno.h> #include <stdlib.h> #include <unistd.h> + #include "util.h" static void @@ -21,19 +22,19 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc < 1) + if (argc < 1) usage(); - if((aux = getenv("SHELL"))) + if ((aux = getenv("SHELL"))) shell[0] = aux; - if(chroot(argv[0]) == -1) + if (chroot(argv[0]) == -1) eprintf("chroot %s:", argv[0]); - if(chdir("/") == -1) + if (chdir("/") == -1) eprintf("chdir:"); - if(argc == 1) { + if (argc == 1) { p = *shell; execvp(*shell, shell); } else { diff --git a/cksum.c b/cksum.c @@ -4,6 +4,7 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> + #include "util.h" static void cksum(FILE *, const char *); @@ -78,10 +79,10 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc == 0) { + if (argc == 0) { cksum(stdin, NULL); } else { - for(; argc > 0; argc--, argv++) { + for (; argc > 0; argc--, argv++) { if (!(fp = fopen(argv[0], "r"))) { weprintf("fopen %s:", argv[0]); continue; @@ -102,18 +103,18 @@ cksum(FILE *fp, const char *s) size_t i, n; while ((n = fread(buf, 1, sizeof(buf), fp)) > 0) { - for(i = 0; i < n; i++) + for (i = 0; i < n; i++) ck = (ck << 8) ^ crctab[(ck >> 24) ^ buf[i]]; len += n; } if (ferror(fp)) eprintf("%s: read error:", s ? s : "<stdin>"); - for(i = len; i > 0; i >>= 8) + for (i = len; i > 0; i >>= 8) ck = (ck << 8) ^ crctab[(ck >> 24) ^ (i & 0xFF)]; printf("%"PRIu32" %lu", ~ck, (unsigned long)len); - if(s != NULL) + if (s != NULL) printf(" %s", s); putchar('\n'); } diff --git a/cmp.c b/cmp.c @@ -3,6 +3,7 @@ #include <stdio.h> #include <stdlib.h> #include <unistd.h> + #include "util.h" enum { Same = 0, Diff = 1, Error = 2 }; @@ -41,7 +42,7 @@ main(int argc, char *argv[]) argv[0] = "/dev/fd/0"; fp[0] = fopen(argv[0], "r"); if (!fp[0]) { - if(!sflag) + if (!sflag) weprintf("fopen %s:", argv[0]); exit(Error); } @@ -50,30 +51,30 @@ main(int argc, char *argv[]) argv[1] = "/dev/fd/0"; fp[1] = fopen(argv[1], "r"); if (!fp[1]) { - if(!sflag) + if (!sflag) weprintf("fopen %s:", argv[1]); exit(Error); } - for(n = 1; ; n++) { + for (n = 1; ; n++) { b[0] = getc(fp[0]); b[1] = getc(fp[1]); - if(b[0] == EOF && b[1] == EOF) + if (b[0] == EOF && b[1] == EOF) break; - if(b[0] == '\n' && b[1] == '\n') + if (b[0] == '\n' && b[1] == '\n') line++; - if(b[0] == b[1]) + if (b[0] == b[1]) continue; - for(i = 0; i < 2; i++) { - if(b[i] == EOF) { - if(!sflag) + for (i = 0; i < 2; i++) { + if (b[i] == EOF) { + if (!sflag) fprintf(stderr, "cmp: EOF on %s\n", !argv[i] ? "<stdin>" : argv[i]); exit(Diff); } } - if(!lflag) { - if(!sflag) + if (!lflag) { + if (!sflag) printf("%s %s differ: char %ld, line %ld\n", argv[0], !argv[1] ? "<stdin>" : argv[1], n, line); exit(Diff); diff --git a/cols.c b/cols.c @@ -6,6 +6,7 @@ #include <string.h> #include <unistd.h> #include <sys/ioctl.h> + #include "text.h" #include "util.h" @@ -35,7 +36,7 @@ main(int argc, char *argv[]) case 'c': cflag = 1; chars = estrtol(EARGF(usage()), 0); - if(chars < 3) + if (chars < 3) eprintf("%d: too few character columns"); break; default: @@ -49,39 +50,39 @@ main(int argc, char *argv[]) } /* XXX librarify this chunk, too? only useful in sponges though */ - if(argc == 0) { + if (argc == 0) { getlines(stdin, &b); - } else for(; argc > 0; argc--, argv++) { - if(!(fp = fopen(argv[0], "r"))) + } else for (; argc > 0; argc--, argv++) { + if (!(fp = fopen(argv[0], "r"))) eprintf("fopen %s:", argv[0]); getlines(fp, &b); fclose(fp); } - for(l = 0; l < b.nlines; ++l) { + for (l = 0; l < b.nlines; ++l) { len = strlen(b.lines[l]); - if(len > 0 && b.lines[l][len-1] == '\n') + if (len > 0 && b.lines[l][len-1] == '\n') b.lines[l][--len] = '\0'; - if(len > maxlen) + if (len > maxlen) maxlen = len; - if(maxlen > (chars - 1) / 2) + if (maxlen > (chars - 1) / 2) break; } n_columns = (chars + 1) / (maxlen + 1); - if(n_columns <= 1) { - for(l = 0; l < b.nlines; ++l) { + if (n_columns <= 1) { + for (l = 0; l < b.nlines; ++l) { fputs(b.lines[l], stdout); } return 0; } n_rows = (b.nlines + (n_columns - 1)) / n_columns; - for(i = 0; i < n_rows; ++i) { - for(l = i, col = 1; l < b.nlines; l += n_rows, ++col) { + for (i = 0; i < n_rows; ++i) { + for (l = i, col = 1; l < b.nlines; l += n_rows, ++col) { len = strlen(b.lines[l]); fputs(b.lines[l], stdout); - if(col < n_columns) + if (col < n_columns) printf("%*s", maxlen + 1 - (int)len, ""); } fputs("\n", stdout); diff --git a/comm.c b/comm.c @@ -4,6 +4,7 @@ #include <stdlib.h> #include <string.h> #include <limits.h> + #include "util.h" #define CLAMP(x, l, h) MIN(h, MAX(l, x)) @@ -37,29 +38,29 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc != 2) + if (argc != 2) usage(); - for(i = 0; i < LEN(fp); i++) { + for (i = 0; i < LEN(fp); i++) { if (argv[i][0] == '-') argv[i] = "/dev/fd/0"; - if(!(fp[i] = fopen(argv[i], "r"))) + if (!(fp[i] = fopen(argv[i], "r"))) eprintf("comm: '%s':", argv[i]); } - for(;;) { - if(diff <= 0) { + for (;;) { + if (diff <= 0) { lines[0][0] = '\0'; - if(!nextline(lines[0], sizeof(lines[0]), + if (!nextline(lines[0], sizeof(lines[0]), fp[0], argv[0])) { if (lines[1][0] != '\0') printline(1, lines[1]); finish(1, fp[1], argv[1]); } } - if(diff >= 0) { + if (diff >= 0) { lines[1][0] = '\0'; - if(!nextline(lines[1], sizeof(lines[1]), + if (!nextline(lines[1], sizeof(lines[1]), fp[1], argv[1])) { if (lines[0][0] != '\0') printline(0, lines[0]); @@ -79,11 +80,11 @@ printline(int pos, char *line) { int i; - if(!(show & (0x1 << pos))) + if (!(show & (0x1 << pos))) return; - for(i = 0; i < pos; i++) { - if(show & (0x1 << i)) + for (i = 0; i < pos; i++) { + if (show & (0x1 << i)) putchar('\t'); } printf("%s", line); @@ -93,9 +94,9 @@ static char * nextline(char *buf, int n, FILE *f, char *name) { buf = fgets(buf, n, f); - if(!buf && !feof(f)) + if (!buf && !feof(f)) eprintf("comm: '%s':", name); - if(buf && !strchr(buf, '\n')) + if (buf && !strchr(buf, '\n')) eprintf("comm: '%s': line too long.\n", name); return buf; } @@ -105,7 +106,7 @@ finish(int pos, FILE *f, char *name) { char buf[LINE_MAX+1]; - while(nextline(buf, sizeof(buf), f, name)) + while (nextline(buf, sizeof(buf), f, name)) printline(pos, buf); exit(1); } diff --git a/cp.c b/cp.c @@ -2,6 +2,7 @@ #include <stdbool.h> #include <stdlib.h> #include <sys/stat.h> + #include "fs.h" #include "util.h" @@ -46,7 +47,7 @@ main(int argc, char *argv[]) if (argc < 2) usage(); - if(argc > 2 && !(stat(argv[argc-1], &st) == 0 && S_ISDIR(st.st_mode))) + if (argc > 2 && !(stat(argv[argc-1], &st) == 0 && S_ISDIR(st.st_mode))) eprintf("%s: not a directory\n", argv[argc-1]); enmasse(argc, argv, cp); return cp_status; diff --git a/cut.c b/cut.c @@ -3,6 +3,7 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> + #include "text.h" #include "util.h" @@ -30,21 +31,21 @@ insert(Range *r) { Range *l, *p, *t; - for(p = NULL, l = list; l; p = l, l = l->next) { - if(r->max && r->max + 1 < l->min) { + for (p = NULL, l = list; l; p = l, l = l->next) { + if (r->max && r->max + 1 < l->min) { r->next = l; break; - } else if(!l->max || r->min < l->max + 2) { + } else if (!l->max || r->min < l->max + 2) { l->min = MIN(r->min, l->min); - for(p = l, t = l->next; t; p = t, t = t->next) - if(r->max && r->max + 1 < t->min) + for (p = l, t = l->next; t; p = t, t = t->next) + if (r->max && r->max + 1 < t->min) break; l->max = (p->max && r->max) ? MAX(p->max, r->max) : 0; l->next = t; return; } } - if(p) + if (p) p->next = r; else list = r; @@ -57,19 +58,19 @@ parselist(char *str) size_t n = 1; Range *r; - for(s = str; *s; s++) { - if(*s == ' ') + for (s = str; *s; s++) { + if (*s == ' ') *s = ','; - if(*s == ',') + if (*s == ',') n++; } - if(!(r = malloc(n * sizeof(Range)))) + if (!(r = malloc(n * sizeof(Range)))) eprintf("malloc:"); - for(s = str; n; n--, s++) { + for (s = str; n; n--, s++) { r->min = (*s == '-') ? 1 : strtoul(s, &s, 10); r->max = (*s == '-') ? strtoul(s + 1, &s, 10) : r->min; r->next = NULL; - if(!r->min || (r->max && r->max < r->min) || (*s && *s != ',')) + if (!r->min || (r->max && r->max < r->min) || (*s && *s != ',')) eprintf("cut: bad list value\n"); insert(r++); } @@ -79,7 +80,7 @@ static void freelist(void) { Range *l = list, *next; - while(l) { + while (l) { next = l->next; free(l); l->next = NULL; @@ -93,21 +94,21 @@ seek(const char *s, size_t pos, size_t *prev, size_t count) const char *t; size_t n = pos - *prev; - if(mode == 'b') { - if((t = memchr(s, 0, n))) + if (mode == 'b') { + if ((t = memchr(s, 0, n))) return t - s; - if(nflag) - while(n && !UTF8_POINT(s[n])) + if (nflag) + while (n && !UTF8_POINT(s[n])) n--; *prev += n; return n; - } else if(mode == 'c') { - for(n++, t = s; *t; t++) - if(UTF8_POINT(*t) && !--n) + } else if (mode == 'c') { + for (n++, t = s; *t; t++) + if (UTF8_POINT(*t) && !--n) break; } else { - for(t = (count < 2) ? s : s + 1; n && *t; t++) - if(*t == delim && !--n && count) + for (t = (count < 2) ? s : s + 1; n && *t; t++) + if (*t == delim && !--n && count) break; } *prev = pos; @@ -122,24 +123,24 @@ cut(FILE *fp) ssize_t len; Range *r; - while((len = agetline(&buf, &size, fp)) != -1) { - if(len && buf[len - 1] == '\n') + while ((len = agetline(&buf, &size, fp)) != -1) { + if (len && buf[len - 1] == '\n') buf[len - 1] = '\0'; - if(mode == 'f' && !strchr(buf, delim)) { - if(!sflag) + if (mode == 'f' && !strchr(buf, delim)) { + if (!sflag) puts(buf); continue; } - for(i = 0, p = 1, s = buf, r = list; r; r = r->next, s += n) { + for (i = 0, p = 1, s = buf, r = list; r; r = r->next, s += n) { s += seek(s, r->min, &p, i++); - if(!*s) + if (!*s) break; - if(!r->max) { + if (!r->max) { fputs(s, stdout); break; } n = seek(s, r->max + 1, &p, i++); - if(fwrite(s, 1, n, stdout) != n) + if (fwrite(s, 1, n, stdout) != n) eprintf("write error:"); } putchar('\n'); @@ -172,22 +173,22 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(!mode) + if (!mode) usage(); - if(!argc) + if (!argc) cut(stdin); else { - for(; argc--; argv++) { - if(strcmp(*argv, "-")) + for (; argc--; argv++) { + if (strcmp(*argv, "-")) fp = fopen(*argv, "r"); else fp = stdin; - if(!fp) { + if (!fp) { weprintf("fopen %s:", *argv); continue; } cut(fp); - if(fp != stdin) + if (fp != stdin) fclose(fp); } } diff --git a/date.c b/date.c @@ -3,6 +3,7 @@ #include <stdlib.h> #include <time.h> #include <unistd.h> + #include "util.h" static void @@ -33,9 +34,9 @@ main(int argc, char *argv[]) default: usage(); } ARGEND; - if(argc > 0 && argv[0][0] == '+') + if (argc > 0 && argv[0][0] == '+') fmt = &argv[0][1]; - if(!(now = tztime(&t))) + if (!(now = tztime(&t))) eprintf("%stime failed\n", tz); strftime(buf, sizeof buf, fmt, now); diff --git a/dirname.c b/dirname.c @@ -3,6 +3,7 @@ #include <stdio.h> #include <stdlib.h> #include <unistd.h> + #include "util.h" static void @@ -19,7 +20,7 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc < 1) + if (argc < 1) usage(); puts(dirname(argv[0])); diff --git a/du.c b/du.c @@ -8,6 +8,7 @@ #include <stdlib.h> #include <stdbool.h> #include <limits.h> + #include "util.h" static long blksize = 512; diff --git a/echo.c b/echo.c @@ -2,6 +2,7 @@ #include <stdbool.h> #include <stdio.h> #include <stdlib.h> + #include "util.h" static void @@ -23,9 +24,9 @@ main(int argc, char *argv[]) usage(); } ARGEND; - for(; argc > 0; argc--, argv++) + for (; argc > 0; argc--, argv++) putword(argv[0]); - if(!nflag) + if (!nflag) putchar('\n'); return 0; diff --git a/env.c b/env.c @@ -4,6 +4,7 @@ #include <stdlib.h> #include <string.h> #include <errno.h> + #include "util.h" extern char **environ; @@ -29,15 +30,15 @@ main(int argc, char *argv[]) usage(); } ARGEND; - for(; *argv && strchr(*argv, '='); argv++) + for (; *argv && strchr(*argv, '='); argv++) putenv(*argv); - if(*argv) { + if (*argv) { execvp(*argv, argv); enprintf(127 - (errno != EEXIST), "env: '%s':", *argv); } - while(environ && *environ) + while (environ && *environ) printf("%s\n", *environ++); return 0; diff --git a/expand.c b/expand.c @@ -3,6 +3,7 @@ #include <stdio.h> #include <stdlib.h> #include <wchar.h> + #include "util.h" typedef struct { diff --git a/fold.c b/fold.c @@ -4,6 +4,7 @@ #include <stdio.h> #include <stdlib.h> #include <unistd.h> + #include "text.h" #include "util.h" @@ -42,11 +43,11 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc == 0) { + if (argc == 0) { fold(stdin, width); } else { - for(; argc > 0; argc--, argv++) { - if(!(fp = fopen(argv[0], "r"))) { + for (; argc > 0; argc--, argv++) { + if (!(fp = fopen(argv[0], "r"))) { weprintf("fopen %s:", argv[0]); continue; } @@ -64,7 +65,7 @@ fold(FILE *fp, long width) char *buf = NULL; size_t size = 0; - while(agetline(&buf, &size, fp) != -1) + while (agetline(&buf, &size, fp) != -1) foldline(buf, width); free(buf); } @@ -79,18 +80,18 @@ foldline(const char *str, long width) do { space = false; - for(j = i, col = 0; str[j] && col <= width; j++) { + for (j = i, col = 0; str[j] && col <= width; j++) { c = str[j]; - if(!UTF8_POINT(c) && !bflag) + if (!UTF8_POINT(c) && !bflag) continue; - if(sflag && isspace(c)) { + if (sflag && isspace(c)) { space = true; n = j+1; } - else if(!space) + else if (!space) n = j; - if(!bflag && iscntrl(c)) + if (!bflag && iscntrl(c)) switch(c) { case '\b': col--; @@ -105,9 +106,9 @@ foldline(const char *str, long width) else col++; } - if(fwrite(&str[i], 1, n-i, stdout) != n-i) + if (fwrite(&str[i], 1, n-i, stdout) != n-i) eprintf("<stdout>: write error:"); - if(str[n]) + if (str[n]) putchar('\n'); - } while(str[i = n] && str[i] != '\n'); + } while (str[i = n] && str[i] != '\n'); } diff --git a/grep.c b/grep.c @@ -5,6 +5,7 @@ #include <stdlib.h> #include <string.h> #include <unistd.h> + #include "text.h" #include "util.h" @@ -62,41 +63,41 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc == 0 && !eflag) + if (argc == 0 && !eflag) usage(); /* no pattern */ /* If -e is not specified treat it as if it were */ - if(!eflag) { + if (!eflag) { addpattern(argv[0]); argc--; argv++; } /* Compile regex for all search patterns */ - for(pnode = phead; pnode; pnode = pnode->next) { - if((n = regcomp(&pnode->preg, pnode->pattern, flags)) != 0) { + for (pnode = phead; pnode; pnode = pnode->next) { + if ((n = regcomp(&pnode->preg, pnode->pattern, flags)) != 0) { regerror(n, &pnode->preg, buf, sizeof buf); enprintf(Error, "invalid pattern: %s\n", buf); } } many = (argc > 1); - if(argc == 0) { + if (argc == 0) { match = grep(stdin, "<stdin>"); } else { - for(i = 0; i < argc; i++) { - if(!(fp = fopen(argv[i], "r"))) { + for (i = 0; i < argc; i++) { + if (!(fp = fopen(argv[i], "r"))) { weprintf("fopen %s:", argv[i]); match = Error; continue; } m = grep(fp, argv[i]); - if(m == Error || (match != Error && m == Match)) + if (m == Error || (match != Error && m == Match)) match = m; fclose(fp); } } pnode = phead; - while(pnode) { + while (pnode) { tmp = pnode->next; regfree(&pnode->preg); free(pnode->pattern); @@ -111,9 +112,9 @@ addpattern(const char *pattern) { struct plist *pnode; - if(!(pnode = malloc(sizeof(*pnode)))) + if (!(pnode = malloc(sizeof(*pnode)))) eprintf("malloc:"); - if(!(pnode->pattern = strdup(pattern))) + if (!(pnode->pattern = strdup(pattern))) eprintf("strdup:"); pnode->next = phead; phead = pnode; @@ -128,14 +129,14 @@ grep(FILE *fp, const char *str) struct plist *pnode; int match = NoMatch; - for(n = 1; (len = agetline(&buf, &size, fp)) != -1; n++) { + for (n = 1; (len = agetline(&buf, &size, fp)) != -1; n++) { /* Remove the trailing newline if one is present. */ if (len && buf[len - 1] == '\n') buf[len - 1] = '\0'; - for(pnode = phead; pnode; pnode = pnode->next) { - if(regexec(&pnode->preg, buf, 0, NULL, 0) ^ vflag) + for (pnode = phead; pnode; pnode = pnode->next) { + if (regexec(&pnode->preg, buf, 0, NULL, 0) ^ vflag) continue; - switch(mode) { + switch (mode) { case 'c': c++; break; @@ -145,9 +146,9 @@ grep(FILE *fp, const char *str) case 'q': exit(Match); default: - if(many) + if (many) printf("%s:", str); - if(mode == 'n') + if (mode == 'n') printf("%ld:", n); puts(buf); break; @@ -155,10 +156,10 @@ grep(FILE *fp, const char *str) match = Match; } } - if(mode == 'c') + if (mode == 'c') printf("%ld\n", c); end: - if(ferror(fp)) { + if (ferror(fp)) { weprintf("%s: read error:", str); match = Error; } diff --git a/head.c b/head.c @@ -3,6 +3,7 @@ #include <stdlib.h> #include <string.h> #include <unistd.h> + #include "text.h" #include "util.h" @@ -31,11 +32,11 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc == 0) { + if (argc == 0) { head(stdin, "<stdin>", n); } else { - for(; argc > 0; argc--, argv++) { - if(!(fp = fopen(argv[0], "r"))) { + for (; argc > 0; argc--, argv++) { + if (!(fp = fopen(argv[0], "r"))) { weprintf("fopen %s:", argv[0]); continue; } @@ -55,12 +56,12 @@ head(FILE *fp, const char *str, long n) ssize_t len; unsigned long i = 0; - while(i < n && ((len = agetline(&buf, &size, fp)) != -1)) { + while (i < n && ((len = agetline(&buf, &size, fp)) != -1)) { fputs(buf, stdout); - if(buf[len - 1] == '\n') + if (buf[len - 1] == '\n') i++; } free(buf); - if(ferror(fp)) + if (ferror(fp)) eprintf("%s: read error:", str); } diff --git a/hostname.c b/hostname.c @@ -3,6 +3,7 @@ #include <stdio.h> #include <string.h> #include <unistd.h> + #include "util.h" static void diff --git a/kill.c b/kill.c @@ -9,6 +9,7 @@ #include <string.h> #include <strings.h> #include <unistd.h> + #include "util.h" struct { diff --git a/link.c b/link.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <errno.h> #include <unistd.h> + #include "util.h" int @@ -8,7 +9,7 @@ main(int argc, char *argv[]) { argv0 = argv[0]; - if(argc != 3) + if (argc != 3) eprintf("usage: %s target linkname\n", argv0); if (link(argv[1], argv[2]) < 0) eprintf("link:"); diff --git a/ln.c b/ln.c @@ -6,6 +6,7 @@ #include <stdlib.h> #include <string.h> #include <unistd.h> + #include "util.h" static void diff --git a/logname.c b/logname.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <stdio.h> #include <unistd.h> + #include "util.h" int diff --git a/ls.c b/ls.c @@ -10,6 +10,7 @@ #include <time.h> #include <unistd.h> #include <sys/stat.h> + #include "util.h" typedef struct { @@ -89,15 +90,15 @@ main(int argc, char *argv[]) } ARGEND; many = (argc > 1); - if(argc == 0) + if (argc == 0) *--argv = ".", argc++; - if(!(ents = malloc(argc * sizeof *ents))) + if (!(ents = malloc(argc * sizeof *ents))) eprintf("malloc:"); - for(i = 0; i < argc; i++) + for (i = 0; i < argc; i++) mkent(&ents[i], argv[i], true); qsort(ents, argc, sizeof *ents, entcmp); - for(i = 0; i < argc; i++) + for (i = 0; i < argc; i++) ls(&ents[rflag ? argc-i-1 : i]); return 0; @@ -108,7 +109,7 @@ entcmp(const void *va, const void *vb) { const Entry *a = va, *b = vb; - if(tflag) + if (tflag) return b->mtime - a->mtime; else return strcmp(a->name, b->name); @@ -117,7 +118,7 @@ entcmp(const void *va, const void *vb) static void ls(Entry *ent) { - if(S_ISDIR(ent->mode) && !dflag) { + if (S_ISDIR(ent->mode) && !dflag) { lsdir(ent->name); } else { output(ent); @@ -135,42 +136,42 @@ lsdir(const char *path) size_t sz; cwd = agetcwd(); - if(!(dp = opendir(path))) + if (!(dp = opendir(path))) eprintf("opendir %s:", path); - if(chdir(path) == -1) + if (chdir(path) == -1) eprintf("chdir %s:", path); - if(many) { - if(!first) + if (many) { + if (!first) putchar('\n'); printf("%s:\n", path); first = false; } - while((d = readdir(dp))) { - if(d->d_name[0] == '.' && !aflag) + while ((d = readdir(dp))) { + if (d->d_name[0] == '.' && !aflag) continue; - if(Uflag){ + if (Uflag){ mkent(&ent, d->d_name, Fflag || lflag || iflag); output(&ent); } else { - if(!(ents = realloc(ents, ++n * sizeof *ents))) + if (!(ents = realloc(ents, ++n * sizeof *ents))) eprintf("realloc:"); - if(!(p = malloc((sz = strlen(d->d_name)+1)))) + if (!(p = malloc((sz = strlen(d->d_name)+1)))) eprintf("malloc:"); memcpy(p, d->d_name, sz); mkent(&ents[n-1], p, tflag || Fflag || lflag || iflag); } } closedir(dp); - if(!Uflag){ + if (!Uflag){ qsort(ents, n, sizeof *ents, entcmp); - for(i = 0; i < n; i++) { + for (i = 0; i < n; i++) { output(&ents[rflag ? n-i-1 : i]); free(ents[rflag ? n-i-1 : i].name); } } - if(chdir(cwd) == -1) + if (chdir(cwd) == -1) eprintf("chdir %s:", cwd); free(ents); free(cwd); @@ -182,9 +183,9 @@ mkent(Entry *ent, char *path, bool dostat) struct stat st; ent->name = path; - if(!dostat) + if (!dostat) return; - if(lstat(path, &st) == -1) + if (lstat(path, &st) == -1) eprintf("lstat %s:", path); ent->mode = st.st_mode; ent->nlink = st.st_nlink; @@ -198,20 +199,20 @@ mkent(Entry *ent, char *path, bool dostat) static char * indicator(mode_t mode) { - if(!Fflag) + if (!Fflag) return ""; - if(S_ISLNK(mode)) + if (S_ISLNK(mode)) return "@"; - else if(S_ISDIR(mode)) + else if (S_ISDIR(mode)) return "/"; - else if(S_ISFIFO(mode)) + else if (S_ISFIFO(mode)) return "|"; - else if(S_ISSOCK(mode)) + else if (S_ISSOCK(mode)) return "="; - else if(mode & S_IXUSR || - mode & S_IXGRP || - mode & S_IXOTH) + else if (mode & S_IXUSR || + mode & S_IXGRP || + mode & S_IXOTH) return "*"; else return ""; @@ -231,69 +232,69 @@ output(Entry *ent) if (iflag) printf("%lu ", (unsigned long)ent->ino); - if(!lflag) { + if (!lflag) { printf("%s%s\n", ent->name, indicator(ent->mode)); return; } - if(S_ISREG(ent->mode)) + if (S_ISREG(ent->mode)) mode[0] = '-'; - else if(S_ISBLK(ent->mode)) + else if (S_ISBLK(ent->mode)) mode[0] = 'b'; - else if(S_ISCHR(ent->mode)) + else if (S_ISCHR(ent->mode)) mode[0] = 'c'; - else if(S_ISDIR(ent->mode)) + else if (S_ISDIR(ent->mode)) mode[0] = 'd'; - else if(S_ISFIFO(ent->mode)) + else if (S_ISFIFO(ent->mode)) mode[0] = 'p'; - else if(S_ISLNK(ent->mode)) + else if (S_ISLNK(ent->mode)) mode[0] = 'l'; - else if(S_ISSOCK(ent->mode)) + else if (S_ISSOCK(ent->mode)) mode[0] = 's'; else mode[0] = '?'; - if(ent->mode & S_IRUSR) mode[1] = 'r'; - if(ent->mode & S_IWUSR) mode[2] = 'w'; - if(ent->mode & S_IXUSR) mode[3] = 'x'; - if(ent->mode & S_IRGRP) mode[4] = 'r'; - if(ent->mode & S_IWGRP) mode[5] = 'w'; - if(ent->mode & S_IXGRP) mode[6] = 'x'; - if(ent->mode & S_IROTH) mode[7] = 'r'; - if(ent->mode & S_IWOTH) mode[8] = 'w'; - if(ent->mode & S_IXOTH) mode[9] = 'x'; + if (ent->mode & S_IRUSR) mode[1] = 'r'; + if (ent->mode & S_IWUSR) mode[2] = 'w'; + if (ent->mode & S_IXUSR) mode[3] = 'x'; + if (ent->mode & S_IRGRP) mode[4] = 'r'; + if (ent->mode & S_IWGRP) mode[5] = 'w'; + if (ent->mode & S_IXGRP) mode[6] = 'x'; + if (ent->mode & S_IROTH) mode[7] = 'r'; + if (ent->mode & S_IWOTH) mode[8] = 'w'; + if (ent->mode & S_IXOTH) mode[9] = 'x'; - if(ent->mode & S_ISUID) mode[3] = (mode[3] == 'x') ? 's' : 'S'; - if(ent->mode & S_ISGID) mode[6] = (mode[6] == 'x') ? 's' : 'S'; - if(ent->mode & S_ISVTX) mode[9] = (mode[9] == 'x') ? 't' : 'T'; + if (ent->mode & S_ISUID) mode[3] = (mode[3] == 'x') ? 's' : 'S'; + if (ent->mode & S_ISGID) mode[6] = (mode[6] == 'x') ? 's' : 'S'; + if (ent->mode & S_ISVTX) mode[9] = (mode[9] == 'x') ? 't' : 'T'; errno = 0; pw = getpwuid(ent->uid); - if(errno || !pw) + if (errno || !pw) snprintf(pwname, sizeof(pwname), "%d", ent->uid); else snprintf(pwname, sizeof(pwname), "%s", pw->pw_name); errno = 0; gr = getgrgid(ent->gid); - if(errno || !gr) + if (errno || !gr) snprintf(grname, sizeof(grname), "%d", ent->gid); else snprintf(grname, sizeof(grname), "%s", gr->gr_name); - if(time(NULL) > ent->mtime + (180*24*60*60)) /* 6 months ago? */ + if (time(NULL) > ent->mtime + (180*24*60*60)) /* 6 months ago? */ fmt = "%b %d %Y"; else fmt = "%b %d %H:%M"; strftime(buf, sizeof buf, fmt, localtime(&ent->mtime)); printf("%s %4ld %-8.8s %-8.8s ", mode, (long)ent->nlink, pwname, grname); - if(hflag) + if (hflag) printf("%10s ", humansize((unsigned long)ent->size)); else printf("%10lu ", (unsigned long)ent->size); printf("%s %s%s", buf, ent->name, indicator(ent->mode)); - if(S_ISLNK(ent->mode)) { - if((len = readlink(ent->name, buf, sizeof buf)) == -1) + if (S_ISLNK(ent->mode)) { + if ((len = readlink(ent->name, buf, sizeof buf)) == -1) eprintf("readlink %s:", ent->name); buf[len] = '\0'; mkent(&entlnk, buf, Fflag); diff --git a/md5sum.c b/md5sum.c @@ -3,6 +3,7 @@ #include <stdio.h> #include <stdlib.h> #include <stdint.h> + #include "util.h" #include "crypt.h" #include "md5.h" @@ -37,7 +38,7 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(cflag) + if (cflag) return cryptcheck(checkfile, argc, argv, &md5_ops, md, sizeof(md)); return cryptmain(argc, argv, &md5_ops, md, sizeof(md)); } diff --git a/mkdir.c b/mkdir.c @@ -7,6 +7,7 @@ #include <string.h> #include <unistd.h> #include <sys/stat.h> + #include "util.h" static void mkdirp(char *); @@ -39,10 +40,10 @@ main(int argc, char *argv[]) if (argc < 1) usage(); - for(; argc > 0; argc--, argv++) { - if(pflag) { + for (; argc > 0; argc--, argv++) { + if (pflag) { mkdirp(argv[0]); - } else if(mkdir(argv[0], S_IRWXU|S_IRWXG|S_IRWXO) == -1) { + } else if (mkdir(argv[0], S_IRWXU|S_IRWXG|S_IRWXO) == -1) { eprintf("mkdir %s:", argv[0]); } if (mflag) @@ -59,11 +60,11 @@ mkdirp(char *path) char *p = path; do { - if(*p && (p = strchr(&p[1], '/'))) + if (*p && (p = strchr(&p[1], '/'))) *p = '\0'; - if(mkdir(path, S_IRWXU|S_IRWXG|S_IRWXO) == -1 && errno != EEXIST) + if (mkdir(path, S_IRWXU|S_IRWXG|S_IRWXO) == -1 && errno != EEXIST) eprintf("mkdir %s:", path); - if(p) + if (p) *p = '/'; - } while(p); + } while (p); } diff --git a/mkfifo.c b/mkfifo.c @@ -3,6 +3,7 @@ #include <stdlib.h> #include <unistd.h> #include <sys/stat.h> + #include "util.h" static void @@ -28,8 +29,8 @@ main(int argc, char *argv[]) if (argc < 1) usage(); - for(; argc > 0; argc--, argv++) - if(mkfifo(argv[0], mode) == -1) + for (; argc > 0; argc--, argv++) + if (mkfifo(argv[0], mode) == -1) eprintf("mkfifo %s:", argv[0]); return 0; } diff --git a/mktemp.c b/mktemp.c @@ -5,6 +5,7 @@ #include <stdlib.h> #include <string.h> #include <unistd.h> + #include "util.h" static void diff --git a/mv.c b/mv.c @@ -4,6 +4,7 @@ #include <stdlib.h> #include <unistd.h> #include <sys/stat.h> + #include "fs.h" #include "util.h" @@ -30,7 +31,7 @@ main(int argc, char *argv[]) if (argc < 2) usage(); - if(argc > 3 && !(stat(argv[argc-1], &st) == 0 && S_ISDIR(st.st_mode))) + if (argc > 3 && !(stat(argv[argc-1], &st) == 0 && S_ISDIR(st.st_mode))) eprintf("%s: not a directory\n", argv[argc-1]); enmasse(argc, &argv[0], mv); diff --git a/nice.c b/nice.c @@ -6,6 +6,7 @@ #include <sys/resource.h> #include <sys/time.h> #include <unistd.h> + #include "util.h" static void @@ -29,7 +30,7 @@ main(int argc, char *argv[]) break; } ARGEND; - if(argc == 0) + if (argc == 0) usage(); errno = 0; diff --git a/nl.c b/nl.c @@ -4,6 +4,7 @@ #include <stdlib.h> #include <string.h> #include <unistd.h> + #include "text.h" #include "util.h" @@ -31,9 +32,9 @@ main(int argc, char *argv[]) case 'b': r = EARGF(usage()); mode = r[0]; - if(r[0] == 'p') { + if (r[0] == 'p') { regcomp(&preg, &r[1], REG_NOSUB); - } else if(!strchr("ant", mode)) { + } else if (!strchr("ant", mode)) { usage(); } break; @@ -47,10 +48,10 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc == 0) { + if (argc == 0) { nl(stdin); - } else for(; argc > 0; argc--, argv++) { - if(!(fp = fopen(argv[0], "r"))) { + } else for (; argc > 0; argc--, argv++) { + if (!(fp = fopen(argv[0], "r"))) { weprintf("fopen %s:", argv[0]); continue; } @@ -68,11 +69,11 @@ nl(FILE *fp) long n = 0; size_t size = 0; - while(agetline(&buf, &size, fp) != -1) { - if((mode == 'a') - || (mode == 'p' - && !regexec(&preg, buf, 0, NULL, 0)) - || (mode == 't' && buf[0] != '\n')) { + while (agetline(&buf, &size, fp) != -1) { + if ((mode == 'a') + || (mode == 'p' + && !regexec(&preg, buf, 0, NULL, 0)) + || (mode == 't' && buf[0] != '\n')) { printf("%6ld%s%s", n += incr, sep, buf); } else { printf(" %s", buf); diff --git a/nohup.c b/nohup.c @@ -5,6 +5,7 @@ #include <stdlib.h> #include <unistd.h> #include <sys/stat.h> + #include "util.h" enum { Error = 127, Found = 126 }; @@ -25,23 +26,23 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc == 0) + if (argc == 0) usage(); - if(signal(SIGHUP, SIG_IGN) == SIG_ERR) + if (signal(SIGHUP, SIG_IGN) == SIG_ERR) enprintf(Error, "signal HUP:"); - if(isatty(STDOUT_FILENO)) { - if((fd = open("nohup.out", O_APPEND|O_CREAT, - S_IRUSR|S_IWUSR)) == -1) { + if (isatty(STDOUT_FILENO)) { + if ((fd = open("nohup.out", O_APPEND|O_CREAT, + S_IRUSR|S_IWUSR)) == -1) { enprintf(Error, "open nohup.out:"); } - if(dup2(fd, STDOUT_FILENO) == -1) + if (dup2(fd, STDOUT_FILENO) == -1) enprintf(Error, "dup2:"); close(fd); } - if(isatty(STDERR_FILENO)) - if(dup2(STDOUT_FILENO, STDERR_FILENO) == -1) + if (isatty(STDERR_FILENO)) + if (dup2(STDOUT_FILENO, STDERR_FILENO) == -1) enprintf(Error, "dup2:"); execvp(argv[0], &argv[0]); diff --git a/paste.c b/paste.c @@ -6,6 +6,7 @@ #include <string.h> #include <unistd.h> #include <wchar.h> + #include "util.h" typedef struct { @@ -48,48 +49,48 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc == 0) + if (argc == 0) usage(); /* populate delimeters */ - if(!adelim) + if (!adelim) adelim = "\t"; len = mbstowcs(NULL, adelim, 0); - if(len == (size_t)-1) + if (len == (size_t) - 1) eprintf("invalid delimiter\n"); - if(!(delim = malloc((len + 1) * sizeof(*delim)))) + if (!(delim = malloc((len + 1) * sizeof(*delim)))) eprintf("out of memory\n"); mbstowcs(delim, adelim, len); len = unescape(delim); - if(len == 0) + if (len == 0) eprintf("no delimiters specified\n"); /* populate file list */ - if(!(dsc = malloc(argc * sizeof(*dsc)))) + if (!(dsc = malloc(argc * sizeof(*dsc)))) eprintf("out of memory\n"); - for(i = 0; i < argc; i++) { - if(strcmp(argv[i], "-") == 0) + for (i = 0; i < argc; i++) { + if (strcmp(argv[i], "-") == 0) dsc[i].fp = stdin; else dsc[i].fp = fopen(argv[i], "r"); - if(!dsc[i].fp) + if (!dsc[i].fp) eprintf("can't open '%s':", argv[i]); dsc[i].name = argv[i]; } - if(seq) + if (seq) sequential(dsc, argc, delim, len); else parallel(dsc, argc, delim, len); - for(i = 0; i < argc; i++) { - if(dsc[i].fp != stdin) + for (i = 0; i < argc; i++) { + if (dsc[i].fp != stdin) (void)fclose(dsc[i].fp); } @@ -106,9 +107,9 @@ unescape(wchar_t *delim) size_t i; size_t len; - for(i = 0, len = 0; (c = delim[i++]) != '\0'; len++) { - if(c == '\\') { - switch(delim[i++]) { + for (i = 0, len = 0; (c = delim[i++]) != '\0'; len++) { + if (c == '\\') { + switch (delim[i++]) { case 'n': delim[len] = '\n'; break; @@ -138,7 +139,7 @@ in(Fdescr *f) { wint_t c = fgetwc(f->fp); - if(c == WEOF && ferror(f->fp)) + if (c == WEOF && ferror(f->fp)) eprintf("'%s' read error:", f->name); return c; @@ -148,7 +149,7 @@ static void out(wchar_t c) { putwchar(c); - if(ferror(stdout)) + if (ferror(stdout)) eprintf("write error:"); } @@ -159,26 +160,26 @@ sequential(Fdescr *dsc, int len, const wchar_t *delim, size_t cnt) size_t d; wint_t c, last; - for(i = 0; i < len; i++) { + for (i = 0; i < len; i++) { d = 0; last = WEOF; - while((c = in(&dsc[i])) != WEOF) { - if(last == '\n') { - if(delim[d] != '\0') + while ((c = in(&dsc[i])) != WEOF) { + if (last == '\n') { + if (delim[d] != '\0') out(delim[d]); d++; d %= cnt; } - if(c != '\n') + if (c != '\n') out((wchar_t)c); last = c; } - if(last == '\n') + if (last == '\n') out((wchar_t)last); } } @@ -192,36 +193,36 @@ parallel(Fdescr *dsc, int len, const wchar_t *delim, size_t cnt) do { last = 0; - for(i = 0; i < len; i++) { + for (i = 0; i < len; i++) { d = delim[i % cnt]; do { o = in(&dsc[i]); c = o; - switch(c) { + switch (c) { case WEOF: - if(last == 0) + if (last == 0) break; o = '\n'; /* fallthrough */ case '\n': - if(i != len - 1) + if (i != len - 1) o = d; break; default: break; } - if(o != WEOF) { + if (o != WEOF) { /* pad with delimiters up to this point */ - while(++last < i) { - if(d != '\0') + while (++last < i) { + if (d != '\0') out(d); } out((wchar_t)o); } - } while(c != '\n' && c != WEOF); + } while (c != '\n' && c != WEOF); } - } while(last > 0); + } while (last > 0); } diff --git a/printenv.c b/printenv.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <stdio.h> #include <stdlib.h> + #include "util.h" extern char **environ; @@ -21,14 +22,14 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc == 1) { - while(*environ) + if (argc == 1) { + while (*environ) printf("%s\n", *environ++); return 0; } while(*++argv) { - if((var = getenv(*argv))) + if ((var = getenv(*argv))) printf("%s\n", var); } diff --git a/pwd.c b/pwd.c @@ -3,6 +3,7 @@ #include <stdlib.h> #include <unistd.h> #include <sys/stat.h> + #include "util.h" static const char *getpwd(const char *cwd); @@ -40,11 +41,11 @@ getpwd(const char *cwd) const char *pwd; struct stat cst, pst; - if(!(pwd = getenv("PWD")) || pwd[0] != '/' || stat(pwd, &pst) == -1) + if (!(pwd = getenv("PWD")) || pwd[0] != '/' || stat(pwd, &pst) == -1) return cwd; - if(stat(cwd, &cst) == -1) + if (stat(cwd, &cst) == -1) eprintf("stat %s:", cwd); - if(pst.st_dev == cst.st_dev && pst.st_ino == cst.st_ino) + if (pst.st_dev == cst.st_dev && pst.st_ino == cst.st_ino) return pwd; else return cwd; diff --git a/readlink.c b/readlink.c @@ -6,6 +6,7 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> + #include "util.h" static void diff --git a/renice.c b/renice.c @@ -7,6 +7,7 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> + #include "util.h" static int strtop(const char *); @@ -43,31 +44,31 @@ main(int argc, char *argv[]) break; } ARGEND; - if(argc == 0 || !adj) + if (argc == 0 || !adj) usage(); val = estrtol(adj, 10); - for(i = 0; i < argc; i++) { + for (i = 0; i < argc; i++) { int who = -1; - if(which == PRIO_USER) { + if (which == PRIO_USER) { const struct passwd *pwd; errno = 0; - do pwd = getpwnam(argv[i]); while(errno == EINTR); + do pwd = getpwnam(argv[i]); while (errno == EINTR); - if(pwd) + if (pwd) who = pwd->pw_uid; - else if(errno != 0) { + else if (errno != 0) { perror("can't read passwd"); status = 1; continue; } } - if(who < 0) + if (who < 0) who = strtop(argv[i]); - if(who < 0 || !renice(which, who, val)) + if (who < 0 || !renice(which, who, val)) status = 1; } @@ -82,11 +83,11 @@ strtop(const char *s) errno = 0; n = strtol(s, &end, 10); - if(*end != '\0') { + if (*end != '\0') { fprintf(stderr, "%s: not an integer\n", s); return -1; } - if(errno != 0 || n <= 0 || n > INT_MAX) { + if (errno != 0 || n <= 0 || n > INT_MAX) { fprintf(stderr, "%s: invalid value\n", s); return -1; } @@ -99,14 +100,14 @@ renice(int which, int who, long adj) { errno = 0; adj += getpriority(which, who); - if(errno != 0) { + if (errno != 0) { fprintf(stderr, "can't get %d nice level: %s\n", who, strerror(errno)); return false; } adj = MAX(-NZERO, MIN(adj, NZERO - 1)); - if(setpriority(which, who, (int)adj) == -1) { + if (setpriority(which, who, (int)adj) == -1) { fprintf(stderr, "can't set %d nice level: %s\n", who, strerror(errno)); return false; diff --git a/rm.c b/rm.c @@ -4,6 +4,7 @@ #include <stdlib.h> #include <unistd.h> #include <sys/stat.h> + #include "fs.h" #include "util.h" @@ -35,7 +36,7 @@ main(int argc, char *argv[]) return 0; } - for(; argc > 0; argc--, argv++) + for (; argc > 0; argc--, argv++) rm(argv[0]); return 0; diff --git a/rmdir.c b/rmdir.c @@ -4,6 +4,7 @@ #include <string.h> #include <unistd.h> #include <errno.h> + #include "util.h" static void @@ -23,8 +24,8 @@ main(int argc, char *argv[]) if (argc < 1) usage(); - for(; argc > 0; argc--, argv++) - if(rmdir(argv[0]) == -1) + for (; argc > 0; argc--, argv++) + if (rmdir(argv[0]) == -1) fprintf(stderr, "rmdir: '%s': %s\n", argv[0], strerror(errno)); diff --git a/seq.c b/seq.c @@ -4,6 +4,7 @@ #include <stdlib.h> #include <string.h> #include <unistd.h> + #include "util.h" static int digitsleft(const char *); @@ -42,7 +43,7 @@ main(int argc, char *argv[]) usage(); } ARGEND; - switch(argc) { + switch (argc) { case 3: steps = argv[1]; argv[1] = argv[2]; @@ -62,15 +63,15 @@ main(int argc, char *argv[]) end = estrtod(ends); dir = (step > 0) ? 1.0 : -1.0; - if(step == 0 || start * dir > end * dir) + if (step == 0 || start * dir > end * dir) return 1; - if(fmt == ftmp) { + if (fmt == ftmp) { right = MAX(digitsright(starts), MAX(digitsright(ends), digitsright(steps))); - if(wflag) { + if (wflag) { left = MAX(digitsleft(starts), digitsleft(ends)); snprintf(ftmp, sizeof ftmp, "%%0%d.%df", @@ -78,8 +79,8 @@ main(int argc, char *argv[]) } else snprintf(ftmp, sizeof ftmp, "%%.%df", right); } - for(out = start; out * dir <= end * dir; out += step) { - if(out != start) + for (out = start; out * dir <= end * dir; out += step) { + if (out != start) fputs(sep, stdout); printf(fmt, out); } @@ -94,7 +95,7 @@ digitsleft(const char *d) char *exp; int shift; - if(*d == '+') + if (*d == '+') d++; exp = strpbrk(d, "eE"); shift = exp ? estrtol(&exp[1], 10) : 0; @@ -121,26 +122,26 @@ validfmt(const char *fmt) int occur = 0; literal: - while(*fmt) - if(*fmt++ == '%') + while (*fmt) + if (*fmt++ == '%') goto format; return occur == 1; format: - if(*fmt == '%') { + if (*fmt == '%') { fmt++; goto literal; } fmt += strspn(fmt, "-+#0 '"); fmt += strspn(fmt, "0123456789"); - if(*fmt == '.') { + if (*fmt == '.') { fmt++; fmt += strspn(fmt, "0123456789"); } - if(*fmt == 'L') + if (*fmt == 'L') fmt++; - switch(*fmt) { + switch (*fmt) { case 'f': case 'F': case 'g': case 'G': case 'e': case 'E': diff --git a/setsid.c b/setsid.c @@ -4,6 +4,7 @@ #include <unistd.h> #include <stdlib.h> #include <string.h> + #include "util.h" static void @@ -25,8 +26,8 @@ main(int argc, char *argv[]) if (argc < 1) usage(); - if(getpgrp() == getpid()) { - switch(fork()){ + if (getpgrp() == getpid()) { + switch (fork()) { case -1: eprintf("fork:"); case 0: @@ -35,7 +36,7 @@ main(int argc, char *argv[]) return 0; } } - if(setsid() < 0) + if (setsid() < 0) eprintf("setsid:"); execvp(argv[0], argv); savederrno = errno; diff --git a/sha1sum.c b/sha1sum.c @@ -3,6 +3,7 @@ #include <stdio.h> #include <stdlib.h> #include <stdint.h> + #include "util.h" #include "crypt.h" #include "sha1.h" @@ -37,7 +38,7 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(cflag) + if (cflag) return cryptcheck(checkfile, argc, argv, &sha1_ops, md, sizeof(md)); return cryptmain(argc, argv, &sha1_ops, md, sizeof(md)); } diff --git a/sha256sum.c b/sha256sum.c @@ -3,6 +3,7 @@ #include <stdio.h> #include <stdlib.h> #include <stdint.h> + #include "util.h" #include "crypt.h" #include "sha256.h" @@ -37,7 +38,7 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(cflag) + if (cflag) return cryptcheck(checkfile, argc, argv, &sha256_ops, md, sizeof(md)); return cryptmain(argc, argv, &sha256_ops, md, sizeof(md)); } diff --git a/sha512sum.c b/sha512sum.c @@ -3,6 +3,7 @@ #include <stdio.h> #include <stdlib.h> #include <stdint.h> + #include "util.h" #include "crypt.h" #include "sha512.h" @@ -37,7 +38,7 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(cflag) + if (cflag) return cryptcheck(checkfile, argc, argv, &sha512_ops, md, sizeof(md)); return cryptmain(argc, argv, &sha512_ops, md, sizeof(md)); } diff --git a/sleep.c b/sleep.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <stdlib.h> #include <unistd.h> + #include "util.h" static void @@ -19,11 +20,11 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc < 1) + if (argc < 1) usage(); seconds = estrtol(argv[0], 0); - while((seconds = sleep(seconds)) > 0) + while ((seconds = sleep(seconds)) > 0) ; return 0; } diff --git a/sort.c b/sort.c @@ -5,6 +5,7 @@ #include <stdlib.h> #include <string.h> #include <unistd.h> + #include "text.h" #include "util.h" @@ -20,7 +21,7 @@ enum { MOD_N = 1 << 1, MOD_STARTB = 1 << 2, MOD_ENDB = 1 << 3, - MOD_R = 1 << 4 + MOD_R = 1 << 4, }; struct kdlist { @@ -72,7 +73,7 @@ main(int argc, char *argv[]) break; case 't': fieldsep = EARGF(usage()); - if(strlen(fieldsep) != 1) + if (strlen(fieldsep) != 1) usage(); break; case 'u': @@ -82,14 +83,14 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(!head && global_flags) + if (!head && global_flags) addkeydef("1", global_flags); addkeydef("1", global_flags & MOD_R); - if(argc == 0) { + if (argc == 0) { getlines(stdin, &linebuf); - } else for(; argc > 0; argc--, argv++) { - if(!(fp = fopen(argv[0], "r"))) { + } else for (; argc > 0; argc--, argv++) { + if (!(fp = fopen(argv[0], "r"))) { enprintf(2, "fopen %s:", argv[0]); continue; } @@ -99,8 +100,8 @@ main(int argc, char *argv[]) qsort(linebuf.lines, linebuf.nlines, sizeof *linebuf.lines, (int (*)(const void *, const void *))linecmp); - for(i = 0; i < linebuf.nlines; i++) { - if(!uflag || i == 0 || linecmp((const char **)&linebuf.lines[i], + for (i = 0; i < linebuf.nlines; i++) { + if (!uflag || i == 0 || linecmp((const char **)&linebuf.lines[i], (const char **)&linebuf.lines[i-1])) { fputs(linebuf.lines[i], stdout); } @@ -116,13 +117,13 @@ addkeydef(char *def, int flags) struct kdlist *node; node = malloc(sizeof(*node)); - if(!node) + if (!node) enprintf(2, "malloc:"); - if(!head) + if (!head) head = node; - if(parse_keydef(&node->keydef, def, flags)) + if (parse_keydef(&node->keydef, def, flags)) enprintf(2, "faulty key definition\n"); - if(tail) + if (tail) tail->next = node; node->next = NULL; tail = node; @@ -134,7 +135,7 @@ freelist(void) struct kdlist *node; struct kdlist *tmp; - for(node = head; node; node = tmp) { + for (node = head; node; node = tmp) { tmp = node->next; free(node); } @@ -147,20 +148,20 @@ linecmp(const char **a, const char **b) int res = 0; struct kdlist *node; - for(node = head; node && res == 0; node = node->next) { + for (node = head; node && res == 0; node = node->next) { s1 = columns((char *)*a, &node->keydef); s2 = columns((char *)*b, &node->keydef); /* if -u is given, don't use default key definition * unless it is the only one */ - if(uflag && node == tail && head != tail) + if (uflag && node == tail && head != tail) res = 0; - else if(node->keydef.flags & MOD_N) + else if (node->keydef.flags & MOD_N) res = strtol(s1, 0, 10) - strtol(s2, 0, 10); else res = strcmp(s1, s2); - if(node->keydef.flags & MOD_R) + if (node->keydef.flags & MOD_R) res = -res; free(s1); @@ -172,8 +173,8 @@ linecmp(const char **a, const char **b) static int parse_flags(char **s, int *flags, int bflag) { - while(isalpha((int)**s)) - switch(*((*s)++)) { + while (isalpha((int)**s)) + switch (*((*s)++)) { case 'b': *flags |= bflag; break; @@ -202,27 +203,27 @@ parse_keydef(struct keydef *kd, char *s, int flags) kd->flags = flags; kd->start_column = strtol(rest, &rest, 10); - if(kd->start_column < 1) + if (kd->start_column < 1) return -1; - if(*rest == '.') + if (*rest == '.') kd->start_char = strtol(rest+1, &rest, 10); - if(kd->start_char < 1) + if (kd->start_char < 1) return -1; - if(parse_flags(&rest, &kd->flags, MOD_STARTB) == -1) + if (parse_flags(&rest, &kd->flags, MOD_STARTB) == -1) return -1; - if(*rest == ',') { + if (*rest == ',') { kd->end_column = strtol(rest+1, &rest, 10); - if(kd->end_column && kd->end_column < kd->start_column) + if (kd->end_column && kd->end_column < kd->start_column) return -1; - if(*rest == '.') { + if (*rest == '.') { kd->end_char = strtol(rest+1, &rest, 10); - if(kd->end_char < 1) + if (kd->end_char < 1) return -1; } - if(parse_flags(&rest, &kd->flags, MOD_ENDB) == -1) + if (parse_flags(&rest, &kd->flags, MOD_ENDB) == -1) return -1; } - if(*rest != '\0') + if (*rest != '\0') return -1; return 0; } @@ -238,12 +239,12 @@ skipblank(char *s) static char * nextcol(char *s) { - if(fieldsep == NULL) { + if (fieldsep == NULL) { s = skipblank(s); while(*s && !isblank(*s)) s++; } else { - if(strchr(s, *fieldsep) == NULL) + if (strchr(s, *fieldsep) == NULL) s = strchr(s, '\0'); else s = strchr(s, *fieldsep) + 1; @@ -258,27 +259,27 @@ columns(char *line, const struct keydef *kd) char *res; int i; - for(i = 1, start = line; i < kd->start_column; i++) + for (i = 1, start = line; i < kd->start_column; i++) start = nextcol(start); - if(kd->flags & MOD_STARTB) + if (kd->flags & MOD_STARTB) start = skipblank(start); start += MIN(kd->start_char, nextcol(start) - start) - 1; - if(kd->end_column) { - for(i = 1, end = line; i < kd->end_column; i++) + if (kd->end_column) { + for (i = 1, end = line; i < kd->end_column; i++) end = nextcol(end); - if(kd->flags & MOD_ENDB) + if (kd->flags & MOD_ENDB) end = skipblank(end); - if(kd->end_char) + if (kd->end_char) end += MIN(kd->end_char, nextcol(end) - end); else end = nextcol(end); } else { - if((end = strchr(line, '\n')) == NULL) + if ((end = strchr(line, '\n')) == NULL) end = strchr(line, '\0'); } - if((res = strndup(start, end - start)) == NULL) + if ((res = strndup(start, end - start)) == NULL) enprintf(2, "strndup:"); return res; } diff --git a/split.c b/split.c @@ -5,6 +5,7 @@ #include <string.h> #include <ctype.h> #include <limits.h> + #include "util.h" static int itostr(char *, int, int); @@ -35,13 +36,13 @@ main(int argc, char *argv[]) case 'b': always = 1; tmp = ARGF(); - if(tmp == NULL) + if (tmp == NULL) break; size = strtoull(tmp, &end, 10); - if(*end == '\0') + if (*end == '\0') break; - switch(toupper((int)*end)) { + switch (toupper((int)*end)) { case 'K': scale = 1024; break; @@ -54,14 +55,14 @@ main(int argc, char *argv[]) default: usage(); } - if(size > (UINT64_MAX/scale)) + if (size > (UINT64_MAX/scale)) eprintf("'%s': out of range\n", tmp); size *= scale; break; case 'l': always = 0; tmp = ARGF(); - if(tmp) + if (tmp) size = estrtol(tmp, 10); break; case 'a': @@ -75,31 +76,31 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(*argv) + if (*argv) file = *argv++; - if(*argv) + if (*argv) prefix = *argv++; - if(*argv) + if (*argv) usage(); plen = strlen(prefix); - if(plen+slen > NAME_MAX) + if (plen+slen > NAME_MAX) eprintf("names cannot exceed %d bytes\n", NAME_MAX); strlcpy(name, prefix, sizeof(name)); - if(file && strcmp(file, "-") != 0) { + if (file && strcmp(file, "-") != 0) { in = fopen(file, "r"); - if(!in) + if (!in) eprintf("'%s':", file); } Nextfile: - while((out = nextfile(out, name, plen, slen))) { + while ((out = nextfile(out, name, plen, slen))) { n = 0; - while((ch = getc(in)) != EOF) { + while ((ch = getc(in)) != EOF) { putc(ch, out); n += (always || ch == '\n'); - if(n >= size) + if (n >= size) goto Nextfile; } fclose(out); @@ -112,11 +113,11 @@ int itostr(char *str, int x, int n) { str[n] = '\0'; - while(n-- > 0) { + while (n-- > 0) { str[n] = start + (x % base); x /= base; } - if(x) + if (x) return -1; return 0; } @@ -127,14 +128,14 @@ nextfile(FILE *f, char *buf, int plen, int slen) static int n = 0; int s; - if(f) + if (f) fclose(f); s = itostr(buf+plen, n++, slen); - if(s == -1) + if (s == -1) return NULL; f = fopen(buf, "w"); - if(!f) + if (!f) eprintf("'%s':", buf); return f; } diff --git a/sponge.c b/sponge.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <stdio.h> #include <stdlib.h> + #include "text.h" #include "util.h" @@ -20,16 +21,16 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc != 1) + if (argc != 1) usage(); - if(!(tmpfp = tmpfile())) + if (!(tmpfp = tmpfile())) eprintf("tmpfile:"); concat(stdin, "<stdin>", tmpfp, "<tmpfile>"); rewind(tmpfp); - if(!(fp = fopen(argv[0], "w"))) + if (!(fp = fopen(argv[0], "w"))) eprintf("sponge: '%s':", argv[0]); concat(tmpfp, "<tmpfile>", fp, argv[0]); diff --git a/strings.c b/strings.c @@ -2,6 +2,7 @@ #include <stdio.h> #include <stdlib.h> #include <ctype.h> + #include "util.h" static void dostrings(FILE *fp, const char *fname); diff --git a/sync.c b/sync.c @@ -2,6 +2,7 @@ #include <stdio.h> #include <stdlib.h> #include <unistd.h> + #include "util.h" static void @@ -13,7 +14,7 @@ usage(void) int main(int argc, char *argv[]) { - if(argc != 1) + if (argc != 1) usage(); sync(); diff --git a/tail.c b/tail.c @@ -3,6 +3,7 @@ #include <stdlib.h> #include <string.h> #include <unistd.h> + #include "text.h" #include "util.h" @@ -27,7 +28,7 @@ main(int argc, char *argv[]) case 'n': lines = EARGF(usage()); n = abs(estrtol(lines, 0)); - if(lines[0] == '+') + if (lines[0] == '+') tail = dropinit; break; ARGNUM: @@ -36,11 +37,11 @@ main(int argc, char *argv[]) default: usage(); } ARGEND; - if(argc == 0) { + if (argc == 0) { tail(stdin, "<stdin>", n); } else { for (; argc > 0; argc--, argv++) { - if(!(fp = fopen(argv[0], "r"))) { + if (!(fp = fopen(argv[0], "r"))) { weprintf("fopen %s:", argv[0]); continue; } @@ -60,8 +61,8 @@ dropinit(FILE *fp, const char *str, long n) ssize_t len; unsigned long i = 0; - while(i < n && ((len = agetline(&buf, &size, fp)) != -1)) - if(len && buf[len - 1] == '\n') + while (i < n && ((len = agetline(&buf, &size, fp)) != -1)) + if (len && buf[len - 1] == '\n') i++; free(buf); concat(fp, str, stdout, "<stdout>"); @@ -74,19 +75,19 @@ taketail(FILE *fp, const char *str, long n) long i, j; size_t *size = NULL; - if(!(ring = calloc(n, sizeof *ring)) || !(size = calloc(n, sizeof *size))) + if (!(ring = calloc(n, sizeof *ring)) || !(size = calloc(n, sizeof *size))) eprintf("calloc:"); - for(i = j = 0; agetline(&ring[i], &size[i], fp) != -1; i = j = (i + 1) % n) + for (i = j = 0; agetline(&ring[i], &size[i], fp) != -1; i = j = (i + 1) % n) ; - if(ferror(fp)) + if (ferror(fp)) eprintf("%s: read error:", str); do { - if(ring[j]) { + if (ring[j]) { fputs(ring[j], stdout); free(ring[j]); } - } while((j = (j+1)%n) != i); + } while ((j = (j+1)%n) != i); free(ring); free(size); } diff --git a/tar.c b/tar.c @@ -10,6 +10,7 @@ #include <limits.h> #include <grp.h> #include <pwd.h> + #include "util.h" typedef struct Header Header; @@ -74,7 +75,7 @@ main(int argc, char *argv[]) case 'x': case 'c': case 't': - if(mode) + if (mode) usage(); mode = ARGC(); break; @@ -91,27 +92,27 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(!mode) { - if(argc < 1) + if (!mode) { + if (argc < 1) usage(); - for(ap = argv[0]; *ap; ap++) { - switch(*ap) { + for (ap = argv[0]; *ap; ap++) { + switch (*ap) { case 'x': case 'c': case 't': - if(mode) + if (mode) usage(); mode = *ap; break; case 'f': - if(argc < 2) + if (argc < 2) usage(); argc--, argv++; file = argv[0]; break; case 'C': - if(argc < 2) + if (argc < 2) usage(); argc--, argv++; dir = argv[0]; @@ -126,12 +127,12 @@ main(int argc, char *argv[]) argc--, argv++; } - if(!mode || argc != (mode == 'c')) + if (!mode || argc != (mode == 'c')) usage(); - if(file) { + if (file) { tarfile = fopen(file, (mode == 'c') ? "wb" : "rb"); - if(!tarfile) + if (!tarfile) eprintf("tar: open '%s':", file); if (lstat(file, &st) < 0) eprintf("tar: stat '%s':", file); @@ -143,7 +144,7 @@ main(int argc, char *argv[]) chdir(dir); - if(mode == 'c') { + if (mode == 'c') { c(argv[0]); } else { xt((mode == 'x') ? unarchive : print); @@ -192,16 +193,16 @@ archive(const char* path) snprintf(h->gname, sizeof h->gname, "%s", gr ? gr->gr_name : ""); mode = st.st_mode; - if(S_ISREG(mode)) { + if (S_ISREG(mode)) { h->type = REG; putoctal(h->size, (unsigned)st.st_size, sizeof h->size); f = fopen(path, "r"); - } else if(S_ISDIR(mode)) { + } else if (S_ISDIR(mode)) { h->type = DIRECTORY; - } else if(S_ISLNK(mode)) { + } else if (S_ISLNK(mode)) { h->type = SYMLINK; readlink(path, h->link, (sizeof h->link)-1); - } else if(S_ISCHR(mode) || S_ISBLK(mode)) { + } else if (S_ISCHR(mode) || S_ISBLK(mode)) { h->type = S_ISCHR(mode) ? CHARDEV : BLOCKDEV; #if defined(major) && defined(minor) putoctal(h->major, (unsigned)major(st.st_dev), sizeof h->major); @@ -209,20 +210,20 @@ archive(const char* path) #else return 0; #endif - } else if(S_ISFIFO(mode)) { + } else if (S_ISFIFO(mode)) { h->type = FIFO; } memset(h->chksum, ' ', sizeof h->chksum); - for(x = 0, chksum = 0; x < sizeof *h; x++) + for (x = 0, chksum = 0; x < sizeof *h; x++) chksum += b[x]; putoctal(h->chksum, chksum, sizeof h->chksum); fwrite(b, Blksiz, 1, tarfile); - if(!f) + if (!f) return 0; - while((l = fread(b, 1, Blksiz, f)) > 0) { - if(l < Blksiz) + while ((l = fread(b, 1, Blksiz, f)) > 0) { + if (l < Blksiz) memset(b+l, 0, Blksiz-l); fwrite(b, Blksiz, 1, tarfile); } @@ -239,25 +240,25 @@ unarchive(char *fname, int l, char b[Blksiz]) struct timeval times[2]; Header *h = (void*)b; - if(!mflag) + if (!mflag) mtime = strtoul(h->mtime, 0, 8); unlink(fname); - switch(h->type) { + switch (h->type) { case REG: case AREG: mode = strtoul(h->mode, 0, 8); - if(!(f = fopen(fname, "w")) || chmod(fname, mode)) + if (!(f = fopen(fname, "w")) || chmod(fname, mode)) perror(fname); break; case HARDLINK: case SYMLINK: snprintf(lname, sizeof lname, "%s", h->link); - if(!((h->type == HARDLINK) ? link : symlink)(lname, fname)) + if (!((h->type == HARDLINK) ? link : symlink)(lname, fname)) perror(fname); break; case DIRECTORY: mode = strtoul(h->mode, 0, 8); - if(mkdir(fname, (mode_t)mode)) + if (mkdir(fname, (mode_t)mode)) perror(fname); break; case CHARDEV: @@ -267,34 +268,34 @@ unarchive(char *fname, int l, char b[Blksiz]) major = strtoul(h->major, 0, 8); minor = strtoul(h->mode, 0, 8); type = (h->type == CHARDEV) ? S_IFCHR : S_IFBLK; - if(mknod(fname, type | mode, makedev(major, minor))) + if (mknod(fname, type | mode, makedev(major, minor))) perror(fname); #endif break; case FIFO: mode = strtoul(h->mode, 0, 8); - if(mknod(fname, S_IFIFO | mode, 0)) + if (mknod(fname, S_IFIFO | mode, 0)) perror(fname); break; default: fprintf(stderr, "usupported tarfiletype %c\n", h->type); } - if(getuid() == 0 && chown(fname, strtoul(h->uid, 0, 8), - strtoul(h->gid, 0, 8))) + if (getuid() == 0 && chown(fname, strtoul(h->uid, 0, 8), + strtoul(h->gid, 0, 8))) perror(fname); - for(; l > 0; l -= Blksiz) { + for (; l > 0; l -= Blksiz) { fread(b, Blksiz, 1, tarfile); - if(f) + if (f) fwrite(b, MIN(l, 512), 1, f); } - if(f) + if (f) fclose(f); - if(!mflag) { + if (!mflag) { times[0].tv_sec = times[1].tv_sec = mtime; times[0].tv_usec = times[1].tv_usec = 0; - if(utimes(fname, times)) + if (utimes(fname, times)) perror(fname); } return 0; @@ -304,7 +305,7 @@ static int print(char * fname, int l, char b[Blksiz]) { puts(fname); - for(; l > 0; l -= Blksiz) + for (; l > 0; l -= Blksiz) fread(b, Blksiz, 1, tarfile); return 0; } @@ -322,7 +323,7 @@ xt(int (*fn)(char*, int, char[Blksiz])) char b[Blksiz], fname[257], *s; Header *h = (void*)b; - while(fread(b, Blksiz, 1, tarfile) && h->name[0] != '\0') { + while (fread(b, Blksiz, 1, tarfile) && h->name[0] != '\0') { s = fname; if (h->prefix[0] != '\0') s += sprintf(s, "%.*s/", (int)sizeof h->prefix, h->prefix); diff --git a/tee.c b/tee.c @@ -3,6 +3,7 @@ #include <stdio.h> #include <stdlib.h> #include <unistd.h> + #include "util.h" static void @@ -29,21 +30,21 @@ main(int argc, char *argv[]) } ARGEND; nfps = argc + 1; - if(!(fps = calloc(nfps, sizeof *fps))) + if (!(fps = calloc(nfps, sizeof *fps))) eprintf("calloc:"); - for(i = 0; argc > 0; argc--, argv++, i++) - if(!(fps[i] = fopen(*argv, aflag ? "a" : "w"))) + for (i = 0; argc > 0; argc--, argv++, i++) + if (!(fps[i] = fopen(*argv, aflag ? "a" : "w"))) eprintf("fopen %s:", *argv); fps[i] = stdout; - while((n = fread(buf, 1, sizeof buf, stdin)) > 0) { - for(i = 0; i < nfps; i++) { - if(fwrite(buf, 1, n, fps[i]) != n) + while ((n = fread(buf, 1, sizeof buf, stdin)) > 0) { + for (i = 0; i < nfps; i++) { + if (fwrite(buf, 1, n, fps[i]) != n) eprintf("%s: write error:", buf); } } - if(ferror(stdin)) + if (ferror(stdin)) eprintf("<stdin>: read error:"); free(fps); diff --git a/test.c b/test.c @@ -6,6 +6,7 @@ #include <stdlib.h> #include <string.h> #include <unistd.h> + #include "util.h" static void @@ -14,20 +15,20 @@ stoi(char *s, int *a) char *p; errno = 0; *a = strtol(s, &p, 0); - if(errno || !*s || *p) + if (errno || !*s || *p) enprintf(2, "bad integer %s\n", s); } -static bool unary_b(char *s) { struct stat buf; if( stat(s, &buf)) return 0; return S_ISBLK (buf.st_mode); } -static bool unary_c(char *s) { struct stat buf; if( stat(s, &buf)) return 0; return S_ISCHR (buf.st_mode); } -static bool unary_d(char *s) { struct stat buf; if( stat(s, &buf)) return 0; return S_ISDIR (buf.st_mode); } -static bool unary_f(char *s) { struct stat buf; if( stat(s, &buf)) return 0; return S_ISREG (buf.st_mode); } -static bool unary_g(char *s) { struct stat buf; if( stat(s, &buf)) return 0; return S_ISGID & buf.st_mode ; } -static bool unary_h(char *s) { struct stat buf; if(lstat(s, &buf)) return 0; return S_ISLNK (buf.st_mode); } -static bool unary_p(char *s) { struct stat buf; if( stat(s, &buf)) return 0; return S_ISFIFO (buf.st_mode); } -static bool unary_S(char *s) { struct stat buf; if( stat(s, &buf)) return 0; return S_ISSOCK (buf.st_mode); } -static bool unary_s(char *s) { struct stat buf; if( stat(s, &buf)) return 0; return buf.st_size ; } -static bool unary_u(char *s) { struct stat buf; if( stat(s, &buf)) return 0; return S_ISUID & buf.st_mode ; } +static bool unary_b(char *s) { struct stat buf; if ( stat(s, &buf)) return 0; return S_ISBLK (buf.st_mode); } +static bool unary_c(char *s) { struct stat buf; if ( stat(s, &buf)) return 0; return S_ISCHR (buf.st_mode); } +static bool unary_d(char *s) { struct stat buf; if ( stat(s, &buf)) return 0; return S_ISDIR (buf.st_mode); } +static bool unary_f(char *s) { struct stat buf; if ( stat(s, &buf)) return 0; return S_ISREG (buf.st_mode); } +static bool unary_g(char *s) { struct stat buf; if ( stat(s, &buf)) return 0; return S_ISGID & buf.st_mode ; } +static bool unary_h(char *s) { struct stat buf; if (lstat(s, &buf)) return 0; return S_ISLNK (buf.st_mode); } +static bool unary_p(char *s) { struct stat buf; if ( stat(s, &buf)) return 0; return S_ISFIFO (buf.st_mode); } +static bool unary_S(char *s) { struct stat buf; if ( stat(s, &buf)) return 0; return S_ISSOCK (buf.st_mode); } +static bool unary_s(char *s) { struct stat buf; if ( stat(s, &buf)) return 0; return buf.st_size ; } +static bool unary_u(char *s) { struct stat buf; if ( stat(s, &buf)) return 0; return S_ISUID & buf.st_mode ; } static bool unary_n(char *s) { return strlen(s); } static bool unary_z(char *s) { return !strlen(s); } @@ -95,8 +96,8 @@ find_test(Test *tests, char *name) { Test *t; - for(t = tests; t->name; ++t) - if(strcmp(t->name, name) == 0) + for (t = tests; t->name; ++t) + if (strcmp(t->name, name) == 0) return t; return NULL; } @@ -118,10 +119,10 @@ twoarg(char **argv) { Test *t = find_test(unary, *argv); - if(strcmp(argv[0], "!") == 0) + if (strcmp(argv[0], "!") == 0) return !onearg(argv + 1); - if(t) + if (t) return t->func(argv[1]); return enprintf(2, "bad unary test %s\n", argv[0]), 0; @@ -132,10 +133,10 @@ threearg(char **argv) { Test *t = find_test(binary, argv[1]); - if(t) + if (t) return t->func(argv[0], argv[2]); - if(strcmp(argv[0], "!") == 0) + if (strcmp(argv[0], "!") == 0) return !twoarg(argv + 1); return enprintf(2, "bad binary test %s\n", argv[1]), 0; @@ -144,7 +145,7 @@ threearg(char **argv) static bool fourarg(char **argv) { - if(strcmp(argv[0], "!") == 0) + if (strcmp(argv[0], "!") == 0) return !threearg(argv + 1); return enprintf(2, "too many arguments\n"), 0; @@ -156,13 +157,13 @@ main(int argc, char **argv) bool (*narg[])(char**) = { noarg, onearg, twoarg, threearg, fourarg }; int len = strlen(argv[0]); - if(len && argv[0][len - 1] == '[') - if(strcmp(argv[--argc], "]") != 0) + if (len && argv[0][len - 1] == '[') + if (strcmp(argv[--argc], "]") != 0) enprintf(2, "no matching ]\n"); --argc; ++argv; - if(argc > 4) + if (argc > 4) enprintf(2, "too many arguments\n"); return !narg[argc](argv); diff --git a/touch.c b/touch.c @@ -7,6 +7,7 @@ #include <unistd.h> #include <utime.h> #include <sys/stat.h> + #include "util.h" static void touch(const char *); @@ -39,7 +40,7 @@ main(int argc, char *argv[]) if (argc < 1) usage(); - for(; argc > 0; argc--, argv++) + for (; argc > 0; argc--, argv++) touch(argv[0]); return 0; @@ -52,19 +53,19 @@ touch(const char *str) struct stat st; struct utimbuf ut; - if(stat(str, &st) == 0) { + if (stat(str, &st) == 0) { ut.actime = st.st_atime; ut.modtime = t; - if(utime(str, &ut) == -1) + if (utime(str, &ut) == -1) eprintf("utime %s:", str); return; } - else if(errno != ENOENT) + else if (errno != ENOENT) eprintf("stat %s:", str); - else if(cflag) + else if (cflag) return; - if((fd = open(str, O_CREAT|O_EXCL, - S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)) == -1) + if ((fd = open(str, O_CREAT|O_EXCL, + S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)) == -1) eprintf("open %s:", str); close(fd); touch(str); diff --git a/tr.c b/tr.c @@ -5,6 +5,7 @@ #include <string.h> #include <locale.h> #include <wchar.h> + #include "text.h" #include "util.h" @@ -54,7 +55,7 @@ resolve_escape(char *s) int i; unsigned char c; - switch(*s) { + switch (*s) { case 'n': *s = '\n'; return 0; @@ -84,13 +85,13 @@ resolve_escape(char *s) default: ; } - if(*s<'0' || *s>'7') + if(*s < '0' || *s > '7') eprintf("invalid character after '\\':"); - for(i=0, c=0; s[i]>='0' && s[i]<='7' && i<3; i++) { + for(i = 0, c = 0; s[i] >= '0' && s[i] <= '7' && i < 3; i++) { c <<= 3; c += s[i]-'0'; } - if(*s>'3' && i==3) + if(*s > '3' && i == 3) eprintf("octal byte cannot be bigger than 377:"); *s = c; return i; @@ -112,8 +113,8 @@ xmbtowc(wchar_t *unicodep, const char *s) static int has_octal_escapes(const char *s) { - while(*s) - if(*s++ == '\\' && *s >= '0' && *s <= '7') + while (*s) + if (*s++ == '\\' && *s >= '0' && *s <= '7') return 1; return 0; } @@ -125,26 +126,26 @@ get_next_char(struct set_state *s) int nchars; start: - if(s->rfirst <= s->rlast) { + if (s->rfirst <= s->rlast) { c = s->rfirst; s->rfirst++; return c; } - if(*s->s == '-' && !s->prev_was_octal) { + if (*s->s == '-' && !s->prev_was_octal) { s->s++; - if(!*s->s) + if (!*s->s) return '-'; - if(*s->s == '\\' && (nchars = resolve_escape(++(s->s)))) + if (*s->s == '\\' && (nchars = resolve_escape(++(s->s)))) goto char_is_octal; s->rlast = *(s->s)++; - if(!s->rlast) + if (!s->rlast) return '\0'; s->prev_was_octal = 1; s->rfirst = ++(s->prev); goto start; } - if(*s->s == '\\' && (nchars = resolve_escape(++(s->s)))) + if (*s->s == '\\' && (nchars = resolve_escape(++(s->s)))) goto char_is_octal; s->prev_was_octal = 0; @@ -163,27 +164,27 @@ static wchar_t get_next_wchar(struct wset_state *s) { start: - if(s->rfirst <= s->rlast) { + if (s->rfirst <= s->rlast) { s->prev = s->rfirst; s->rfirst++; return s->prev; } - if(*s->s == '-' && !s->prev_was_range) { + if (*s->s == '-' && !s->prev_was_range) { s->s++; - if(!*s->s) + if (!*s->s) return '-'; - if(*s->s == '\\') + if (*s->s == '\\') resolve_escape(++(s->s)); s->s += xmbtowc(&s->rlast, s->s); - if(!s->rlast) + if (!s->rlast) return '\0'; s->rfirst = ++(s->prev); s->prev_was_range = 1; goto start; } - if(*s->s == '\\') + if (*s->s == '\\') resolve_escape(++(s->s)); s->s += xmbtowc(&s->prev, s->s); s->prev_was_range = 0; @@ -197,39 +198,39 @@ is_mapping_wide(const char *set1, const char *set2) struct wset_state wss1, wss2; wchar_t wc1, wc2, last_wc2; - if(has_octal_escapes(set1)) { + if (has_octal_escapes(set1)) { set_state_defaults(&ss1); ss1.s = (char *) set1; - if(set2) { + if (set2) { set_state_defaults(&ss2); ss2.s = (char *) set2; /* if the character returned is from an octal triplet, it might be null * and still need to continue */ - while((wc1 = (unsigned char) get_next_char(&ss1)) || ss1.prev_was_octal ) { - if(!(wc2 = (unsigned char) get_next_char(&ss2))) + while ((wc1 = (unsigned char) get_next_char(&ss1)) || ss1.prev_was_octal ) { + if (!(wc2 = (unsigned char) get_next_char(&ss2))) wc2 = last_wc2; mappings[wc1] = wc2; last_wc2 = wc2; } } else { - while((wc1 = (unsigned char) get_next_char(&ss1)) || ss1.prev_was_octal) + while ((wc1 = (unsigned char) get_next_char(&ss1)) || ss1.prev_was_octal) mappings[wc1] = 1; } return 0; } else { wset_state_defaults(&wss1); wss1.s = (char *) set1; - if(set2) { + if (set2) { wset_state_defaults(&wss2); wss2.s = (char *) set2; - while((wc1 = get_next_wchar(&wss1))) { - if(!(wc2 = get_next_wchar(&wss2))) + while ((wc1 = get_next_wchar(&wss1))) { + if (!(wc2 = get_next_wchar(&wss2))) wc2 = last_wc2; mappings[wc1] = wc2; last_wc2 = wc2; } } else { - while((wc1 = get_next_wchar(&wss1))) + while ((wc1 = get_next_wchar(&wss1))) mappings[wc1] = 1; } return 1; @@ -245,13 +246,13 @@ wmap_null(char *in, ssize_t nbytes) int parsed_bytes = 0; s = in; - while(nbytes) { + while (nbytes) { parsed_bytes = embtowc(&rune, s); - if(parsed_bytes < 0) { + if (parsed_bytes < 0) { rune = *s; parsed_bytes = 1; } - if(((!mappings[rune])&1) ^ cflag) + if (((!mappings[rune])&1) ^ cflag) putwchar(rune); s += parsed_bytes; nbytes -= parsed_bytes; @@ -266,13 +267,13 @@ wmap_set(char *in, ssize_t nbytes) int parsed_bytes = 0; s = in; - while(nbytes) { + while (nbytes) { parsed_bytes = embtowc(&rune, s); - if(parsed_bytes < 0) { + if (parsed_bytes < 0) { rune = *s; parsed_bytes = 1; } - if(!mappings[rune]) + if (!mappings[rune]) putwchar(rune); else putwchar(mappings[rune]); @@ -286,8 +287,8 @@ map_null(char *in, ssize_t nbytes) { char *s; - for(s=in; nbytes; s++, nbytes--) - if(((!mappings[(unsigned char)*s])&1) ^ cflag) + for (s = in; nbytes; s++, nbytes--) + if (((!mappings[(unsigned char)*s])&1) ^ cflag) putchar(*s); } @@ -296,8 +297,8 @@ map_set(char *in, ssize_t nbytes) { char *s; - for(s=in; nbytes; s++, nbytes--) - if(!mappings[(unsigned char)*s]) + for (s = in; nbytes; s++, nbytes--) + if (!mappings[(unsigned char)*s]) putchar(*s); else putchar(mappings[(unsigned char)*s]); @@ -325,20 +326,20 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc == 0) + if (argc == 0) usage(); - if(dflag) { - if(argc != 1) + if (dflag) { + if (argc != 1) usage(); - if(is_mapping_wide(argv[0], NULL)) + if (is_mapping_wide(argv[0], NULL)) mapfunc = wmap_null; else mapfunc = map_null; - } else if(cflag) { + } else if (cflag) { usage(); - } else if(argc == 2) { - if(is_mapping_wide(argv[0], argv[1])) + } else if (argc == 2) { + if (is_mapping_wide(argv[0], argv[1])) mapfunc = wmap_set; else mapfunc = map_set; @@ -346,10 +347,10 @@ main(int argc, char *argv[]) usage(); } - while((nbytes = agetline(&buf, &size, stdin)) != -1) + while ((nbytes = agetline(&buf, &size, stdin)) != -1) mapfunc(buf, nbytes); free(buf); - if(ferror(stdin)) + if (ferror(stdin)) eprintf("<stdin>: read error:"); return 0; diff --git a/tty.c b/tty.c @@ -2,6 +2,7 @@ #include <unistd.h> #include <stdio.h> #include <stdlib.h> + #include "util.h" static void diff --git a/uname.c b/uname.c @@ -4,6 +4,7 @@ #include <stdlib.h> #include <unistd.h> #include <sys/utsname.h> + #include "util.h" static void @@ -44,18 +45,18 @@ main(int argc, char *argv[]) default: usage(); } ARGEND; - if(uname(&u) == -1) + if (uname(&u) == -1) eprintf("uname:"); - if(sflag || !(nflag || rflag || vflag || mflag)) + if (sflag || !(nflag || rflag || vflag || mflag)) putword(u.sysname); - if(nflag) + if (nflag) putword(u.nodename); - if(rflag) + if (rflag) putword(u.release); - if(vflag) + if (vflag) putword(u.version); - if(mflag) + if (mflag) putword(u.machine); putchar('\n'); diff --git a/unexpand.c b/unexpand.c @@ -3,6 +3,7 @@ #include <stdio.h> #include <stdlib.h> #include <wchar.h> + #include "util.h" typedef struct { @@ -30,7 +31,7 @@ main(int argc, char *argv[]) ARGBEGIN { case 't': tabsize = estrtol(EARGF(usage()), 0); - if(tabsize <= 0) + if (tabsize <= 0) eprintf("unexpand: invalid tabsize\n", argv[0]); /* Fallthrough: -t implies -a */ case 'a': @@ -84,12 +85,12 @@ unexpandspan(unsigned int n, unsigned int col) { unsigned int off = (col-n) % tabsize; - if(n + off >= tabsize && n > 1) + if (n + off >= tabsize && n > 1) n += off; - for(; n >= tabsize; n -= tabsize) + for (; n >= tabsize; n -= tabsize) out('\t'); - while(n--) + while (n--) out(' '); } diff --git a/uniq.c b/uniq.c @@ -46,10 +46,10 @@ main(int argc, char *argv[]) usage(); } ARGEND; - if(argc == 0) { + if (argc == 0) { uniq(stdin, "<stdin>"); - } else if(argc == 1) { - if(!(fp = fopen(argv[0], "r"))) + } else if (argc == 1) { + if (!(fp = fopen(argv[0], "r"))) eprintf("fopen %s:", argv[0]); uniq(fp, argv[0]); fclose(fp); @@ -67,14 +67,14 @@ uniqline(char *l) ? l == prevline : !strcmp(l, prevline); - if(linesequel) { + if (linesequel) { ++prevlinecount; return; } - if(prevline != NULL) { - if((prevlinecount == 1 && !dflag) || - (prevlinecount != 1 && !uflag)) { + if (prevline != NULL) { + if ((prevlinecount == 1 && !dflag) || + (prevlinecount != 1 && !uflag)) { printf(countfmt, prevlinecount); fputs(prevline, stdout); } @@ -82,7 +82,7 @@ uniqline(char *l) prevline = NULL; } - if(l && !(prevline = strdup(l))) + if (l && !(prevline = strdup(l))) eprintf("strdup:"); prevlinecount = 1; } @@ -93,7 +93,7 @@ uniq(FILE *fp, const char *str) char *buf = NULL; size_t size = 0; - while(agetline(&buf, &size, fp) != -1) + while (agetline(&buf, &size, fp) != -1) uniqline(buf); } diff --git a/unlink.c b/unlink.c @@ -12,10 +12,10 @@ usage(void) int main(int argc, char *argv[]) { - if(argc != 2) + if (argc != 2) usage(); - if(unlink(argv[1]) == -1) + if (unlink(argv[1]) == -1) eprintf("unlink: '%s':", argv[1]); return 0; diff --git a/uudecode.c b/uudecode.c @@ -7,6 +7,7 @@ #include <unistd.h> #include <errno.h> #include <limits.h> + #include "util.h" #include "text.h" @@ -127,10 +128,10 @@ uudecode(FILE *fp, FILE *outfp) #define IS_DEC(c) ( (((c) - ' ') >= 0) && (((c) - ' ') <= 077 + 1) ) #define OUT_OF_RANGE(c) eprintf("character %c out of range: [%d-%d]", (c), 1 + ' ', 077 + ' ' + 1) - while((len = agetline(&bufb, &n, fp)) != -1) { + while ((len = agetline(&bufb, &n, fp)) != -1) { p = bufb; /* trim newlines */ - if(len && bufb[len - 1] != '\n') + if (len && bufb[len - 1] != '\n') bufb[len - 1] = '\0'; else eprintf("no newline found, aborting\n"); @@ -172,7 +173,7 @@ uudecode(FILE *fp, FILE *outfp) } /* check for end or fail */ len = agetline(&bufb, &n, fp); - if(len < 3 || strncmp(bufb, "end", 3) != 0 || bufb[3] != '\n') + if (len < 3 || strncmp(bufb, "end", 3) != 0 || bufb[3] != '\n') eprintf("invalid uudecode footer \"end\" not found\n"); free(bufb); } diff --git a/uuencode.c b/uuencode.c @@ -4,6 +4,7 @@ #include <sys/stat.h> #include <sys/types.h> #include <unistd.h> + #include "util.h" static void uuencode(FILE *, const char *, const char *); diff --git a/wc.c b/wc.c @@ -4,6 +4,7 @@ #include <stdio.h> #include <stdlib.h> #include <unistd.h> + #include "util.h" static void output(const char *, long, long, long); @@ -47,7 +48,7 @@ main(int argc, char *argv[]) wc(stdin, NULL); } else { for (i = 0; i < argc; i++) { - if(!(fp = fopen(argv[i], "r"))) { + if (!(fp = fopen(argv[i], "r"))) { weprintf("fopen %s:", argv[i]); continue; } @@ -65,13 +66,13 @@ output(const char *str, long nc, long nl, long nw) { bool noflags = !cmode && !lflag && !wflag; - if(lflag || noflags) + if (lflag || noflags) printf(" %5ld", nl); - if(wflag || noflags) + if (wflag || noflags) printf(" %5ld", nw); - if(cmode || noflags) + if (cmode || noflags) printf(" %5ld", nc); - if(str) + if (str) printf(" %s", str); putchar('\n'); } @@ -83,14 +84,14 @@ wc(FILE *fp, const char *str) int c; long nc = 0, nl = 0, nw = 0; - while((c = getc(fp)) != EOF) { - if(cmode != 'm' || UTF8_POINT(c)) + while ((c = getc(fp)) != EOF) { + if (cmode != 'm' || UTF8_POINT(c)) nc++; - if(c == '\n') + if (c == '\n') nl++; - if(!isspace(c)) + if (!isspace(c)) word = true; - else if(word) { + else if (word) { word = false; nw++; } diff --git a/xargs.c b/xargs.c @@ -5,6 +5,7 @@ #include <string.h> #include <sys/wait.h> #include <unistd.h> + #include "text.h" #include "util.h" @@ -48,7 +49,7 @@ main(int argc, char *argv[]) ARGBEGIN { case 'n': nflag = 1; - if((maxargs = strtol(EARGF(usage()), NULL, 10)) <= 0) + if ((maxargs = strtol(EARGF(usage()), NULL, 10)) <= 0) eprintf("%s: value for -n option should be >= 1\n", argv0); break; case 'r': @@ -92,13 +93,13 @@ main(int argc, char *argv[]) i++; a++; leftover = 0; - if(nflag == 1 && a >= maxargs) + if (nflag == 1 && a >= maxargs) break; } cmd[i] = NULL; - if(a >= maxargs && nflag == 1) + if (a >= maxargs && nflag == 1) spawn(); - else if(!a || (i == 1 && rflag == 1)) + else if (!a || (i == 1 && rflag == 1)) ; else spawn(); diff --git a/yes.c b/yes.c @@ -1,6 +1,7 @@ /* See LICENSE file for copyright and license details. */ #include <stdio.h> #include <stdlib.h> + #include "util.h" static void