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suckless image format with conversion tools
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commit 959b70ab5a7f7801f7047b9d513671cd95500488
parent 26c092599447284fe85e11d322daf034ca96eeb3
Author: Laslo Hunhold <dev@frign.de>
Date:   Fri,  4 Aug 2017 16:11:12 +0200

arg.h: Refactor ARGF_()

Diffstat:
arg.h | 20++++++++------------
1 file changed, 8 insertions(+), 12 deletions(-)

diff --git a/arg.h b/arg.h @@ -24,15 +24,15 @@ extern char *argv0; /* int main(int argc, char *argv[]) */ #define ARGBEGIN for (argv0 = *argv, *argv ? (argc--, argv++) : ((void *)0); \ *argv && (*argv)[0] == '-' && (*argv)[1]; argc--, argv++) { \ - int i, argused; \ + int _i, _argused; \ if ((*argv)[1] == '-' && !(*argv)[2]) { \ argc--, argv++; \ break; \ } \ - for (i = 1, argused = 0; (*argv)[i]; i++) { \ - switch((*argv)[i]) -#define ARGEND if (argused) { \ - if ((*argv)[i + 1]) { \ + for (_i = 1, _argused = 0; (*argv)[_i]; _i++) { \ + switch((*argv)[_i]) +#define ARGEND if (_argused) { \ + if ((*argv)[_i + 1]) { \ break; \ } else { \ argc--, argv++; \ @@ -41,13 +41,9 @@ extern char *argv0; } \ } \ } -#define ARGC() (*argv)[i] -#define ARGF_(x) ((!(*argv)[i + 1] && !*(argv + 1)) ? \ - (x) : \ - (argused = 1, ((*argv)[i + 1]) ? \ - (&(*argv)[i + 1]) : \ - (*(argv + 1)) \ - ) \ +#define ARGC() (*argv)[_i] +#define ARGF_(x) (((*argv)[_i + 1]) ? (_argused = 1, &((*argv)[_i + 1])) : \ + (*(argv + 1)) ? (_argused = 1, *(argv + 1)) : (x) \ ) #define EARGF(x) ARGF_(((x), exit(1), (char *)0)) #define ARGF() ARGF_((char *)0)