wmii

git clone git://oldgit.suckless.org/wmii/
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fatal.c (580B)

      1 /* Written by Kris Maglione <maglione.k at Gmail> */
      2 /* Public domain */
      3 #include <fmt.h>
      4 #include "util.h"
      5 
      6 typedef struct VFmt VFmt;
      7 struct VFmt {
      8 	const char *fmt;
      9 	va_list args;
     10 };
     11 
     12 #ifdef VARARGCK
     13 # pragma varargck type "V" VFmt*
     14 #endif
     15 
     16 static int
     17 Vfmt(Fmt *f) {
     18 	VFmt *vf;
     19 	int i;
     20 
     21 	vf = va_arg(f->args, VFmt*);
     22 	i = fmtvprint(f, vf->fmt, vf->args);
     23 	return i;
     24 }
     25 
     26 void
     27 fatal(const char *fmt, ...) {
     28 	VFmt fp;
     29 
     30 	fmtinstall('V', Vfmt);
     31 	fmtinstall('', Vfmt);
     32 
     33 	fp.fmt = fmt;
     34 	va_start(fp.args, fmt);
     35 	fprint(2, "%s: fatal: %V\n", argv0, &fp);
     36 	va_end(fp.args);
     37 
     38 	exit(1);
     39 }