xref: /netbsd-src/external/gpl3/gdb/dist/libiberty/strchr.c (revision 98b9484c67cdf05a7e01fa6a65d1f4f959a3633e) 
1*98b9484cSchristos /* Portable version of strchr()
2*98b9484cSchristos    This function is in the public domain.  */
3*98b9484cSchristos 
4*98b9484cSchristos /*
5*98b9484cSchristos 
6*98b9484cSchristos @deftypefn Supplemental char* strchr (const char *@var{s}, int @var{c})
7*98b9484cSchristos 
8*98b9484cSchristos Returns a pointer to the first occurrence of the character @var{c} in
9*98b9484cSchristos the string @var{s}, or @code{NULL} if not found.  If @var{c} is itself the
10*98b9484cSchristos null character, the results are undefined.
11*98b9484cSchristos 
12*98b9484cSchristos @end deftypefn
13*98b9484cSchristos 
14*98b9484cSchristos */
15*98b9484cSchristos 
16*98b9484cSchristos #include <ansidecl.h>
17*98b9484cSchristos 
18*98b9484cSchristos char *
strchr(register const char * s,int c)19*98b9484cSchristos strchr (register const char *s, int c)
20*98b9484cSchristos {
21*98b9484cSchristos   do {
22*98b9484cSchristos     if (*s == c)
23*98b9484cSchristos       {
24*98b9484cSchristos 	return (char*)s;
25*98b9484cSchristos       }
26*98b9484cSchristos   } while (*s++);
27*98b9484cSchristos   return (0);
28*98b9484cSchristos }
29