1*4fee23f9Smrg /* Portable version of strchr() 2*4fee23f9Smrg This function is in the public domain. */ 3*4fee23f9Smrg 4*4fee23f9Smrg /* 5*4fee23f9Smrg 6*4fee23f9Smrg @deftypefn Supplemental char* strchr (const char *@var{s}, int @var{c}) 7*4fee23f9Smrg 8*4fee23f9Smrg Returns a pointer to the first occurrence of the character @var{c} in 9*4fee23f9Smrg the string @var{s}, or @code{NULL} if not found. If @var{c} is itself the 10*4fee23f9Smrg null character, the results are undefined. 11*4fee23f9Smrg 12*4fee23f9Smrg @end deftypefn 13*4fee23f9Smrg 14*4fee23f9Smrg */ 15*4fee23f9Smrg 16*4fee23f9Smrg #include <ansidecl.h> 17*4fee23f9Smrg 18*4fee23f9Smrg char * strchr(register const char * s,int c)19*4fee23f9Smrgstrchr (register const char *s, int c) 20*4fee23f9Smrg { 21*4fee23f9Smrg do { 22*4fee23f9Smrg if (*s == c) 23*4fee23f9Smrg { 24*4fee23f9Smrg return (char*)s; 25*4fee23f9Smrg } 26*4fee23f9Smrg } while (*s++); 27*4fee23f9Smrg return (0); 28*4fee23f9Smrg } 29