st

simple terminal
git clone git://git.suckless.org/st
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commit ed132e11271d18a5d8aa163096bc6192c694bc47
parent dbe8676d7d69651132bde2b6d9ec3787cbbc552a
Author: Devin J. Pohly <djpohly@gmail.com>
Date:   Wed, 11 Oct 2017 08:47:14 -0500

Move key-matching functions into x.c

Modifiers and keysyms are specific to X, and the functions match and
kmap are only used in x.c.  Needed to global-ize the key arrays and
lengths from config.h (for now).

Signed-off-by: Devin J. Pohly <djpohly@gmail.com>

Diffstat:
config.def.h | 6+++---
st.c | 58++--------------------------------------------------------
st.h | 18+++++++++++++++---
x.c | 48++++++++++++++++++++++++++++++++++++++++++++++++
4 files changed, 68 insertions(+), 62 deletions(-)

diff --git a/config.def.h b/config.def.h @@ -209,13 +209,13 @@ Shortcut shortcuts[] = { * If you want keys other than the X11 function keys (0xFD00 - 0xFFFF) * to be mapped below, add them to this array. */ -static KeySym mappedkeys[] = { -1 }; +KeySym mappedkeys[] = { -1 }; /* * State bits to ignore when matching key or button events. By default, * numlock (Mod2Mask) and keyboard layout (XK_SWITCH_MOD) are ignored. */ -static uint ignoremod = Mod2Mask|XK_SWITCH_MOD; +uint ignoremod = Mod2Mask|XK_SWITCH_MOD; /* * Override mouse-select while mask is active (when MODE_MOUSE is set). @@ -228,7 +228,7 @@ uint forceselmod = ShiftMask; * This is the huge key array which defines all compatibility to the Linux * world. Please decide about changes wisely. */ -static Key key[] = { +Key key[] = { /* keysym mask string appkey appcursor crlf */ { XK_KP_Home, ShiftMask, "\033[2J", 0, -1, 0}, { XK_KP_Home, ShiftMask, "\033[1;2H", 0, +1, 0}, diff --git a/st.c b/st.c @@ -110,16 +110,6 @@ typedef struct { int narg; /* nb of args */ } STREscape; -typedef struct { - KeySym k; - uint mask; - char *s; - /* three valued logic variables: 0 indifferent, 1 on, -1 off */ - signed char appkey; /* application keypad */ - signed char appcursor; /* application cursor */ - signed char crlf; /* crlf mode */ -} Key; - /* function definitions used in config.h */ static void clipcopy(const Arg *); static void clippaste(const Arg *); @@ -223,6 +213,8 @@ size_t colornamelen = LEN(colorname); size_t mshortcutslen = LEN(mshortcuts); size_t shortcutslen = LEN(shortcuts); size_t selmaskslen = LEN(selmasks); +size_t keyslen = LEN(key); +size_t mappedkeyslen = LEN(mappedkeys); ssize_t xwrite(int fd, const char *s, size_t len) @@ -2550,54 +2542,8 @@ redraw(void) draw(); } -int -match(uint mask, uint state) -{ - return mask == XK_ANY_MOD || mask == (state & ~ignoremod); -} - void numlock(const Arg *dummy) { term.numlock ^= 1; } - -char* -kmap(KeySym k, uint state) -{ - Key *kp; - int i; - - /* Check for mapped keys out of X11 function keys. */ - for (i = 0; i < LEN(mappedkeys); i++) { - if (mappedkeys[i] == k) - break; - } - if (i == LEN(mappedkeys)) { - if ((k & 0xFFFF) < 0xFD00) - return NULL; - } - - for (kp = key; kp < key + LEN(key); kp++) { - if (kp->k != k) - continue; - - if (!match(kp->mask, state)) - continue; - - if (IS_SET(MODE_APPKEYPAD) ? kp->appkey < 0 : kp->appkey > 0) - continue; - if (term.numlock && kp->appkey == 2) - continue; - - if (IS_SET(MODE_APPCURSOR) ? kp->appcursor < 0 : kp->appcursor > 0) - continue; - - if (IS_SET(MODE_CRLF) ? kp->crlf < 0 : kp->crlf > 0) - continue; - - return kp->s; - } - - return NULL; -} diff --git a/st.h b/st.h @@ -176,6 +176,16 @@ typedef struct { const Arg arg; } Shortcut; +typedef struct { + KeySym k; + uint mask; + char *s; + /* three valued logic variables: 0 indifferent, 1 on, -1 off */ + signed char appkey; /* application keypad */ + signed char appcursor; /* application cursor */ + signed char crlf; /* crlf mode */ +} Key; + void die(const char *, ...); void redraw(void); @@ -184,7 +194,6 @@ void tnew(int, int); void tresize(int, int); void tsetdirt(int, int); void tsetdirtattr(int); -int match(uint, uint); void ttynew(void); size_t ttyread(void); void ttyresize(int, int); @@ -193,9 +202,7 @@ void ttywrite(const char *, size_t); void resettitle(void); -char *kmap(KeySym, uint); void selclear(void); - void selinit(void); void selnormalize(void); int selected(int, int); @@ -255,7 +262,12 @@ extern MouseShortcut mshortcuts[]; extern size_t mshortcutslen; extern Shortcut shortcuts[]; extern size_t shortcutslen; +extern KeySym mappedkeys[]; +extern size_t mappedkeyslen; +extern uint ignoremod; extern uint forceselmod; +extern Key key[]; +extern size_t keyslen; extern uint selmasks[]; extern size_t selmaskslen; extern char ascii_printable[]; diff --git a/x.c b/x.c @@ -116,6 +116,8 @@ static void selrequest(XEvent *); static void selcopy(Time); static void getbuttoninfo(XEvent *); static void mousereport(XEvent *); +static char *kmap(KeySym, uint); +static int match(uint, uint); static void run(void); static void usage(void); @@ -1603,6 +1605,52 @@ focus(XEvent *ev) } } +int +match(uint mask, uint state) +{ + return mask == XK_ANY_MOD || mask == (state & ~ignoremod); +} + +char* +kmap(KeySym k, uint state) +{ + Key *kp; + int i; + + /* Check for mapped keys out of X11 function keys. */ + for (i = 0; i < mappedkeyslen; i++) { + if (mappedkeys[i] == k) + break; + } + if (i == mappedkeyslen) { + if ((k & 0xFFFF) < 0xFD00) + return NULL; + } + + for (kp = key; kp < key + keyslen; kp++) { + if (kp->k != k) + continue; + + if (!match(kp->mask, state)) + continue; + + if (IS_SET(MODE_APPKEYPAD) ? kp->appkey < 0 : kp->appkey > 0) + continue; + if (term.numlock && kp->appkey == 2) + continue; + + if (IS_SET(MODE_APPCURSOR) ? kp->appcursor < 0 : kp->appcursor > 0) + continue; + + if (IS_SET(MODE_CRLF) ? kp->crlf < 0 : kp->crlf > 0) + continue; + + return kp->s; + } + + return NULL; +} + void kpress(XEvent *ev) {