mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-18 20:50:17 +08:00
35 lines
583 B
C
35 lines
583 B
C
|
/* Portable version of strchr()
|
||
|
|
This function is in the public domain. */
|
||
|
|
|
||
|
|
/*
|
||
|
|
NAME
|
||
|
|
strchr -- return pointer to first occurance of a character
|
||
|
|
|
||
|
|
SYNOPSIS
|
||
|
|
char *strchr (const char *s, int c)
|
||
|
|
|
||
|
|
DESCRIPTION
|
||
|
|
Returns a pointer to the first occurance of character C in
|
||
|
|
string S, or a NULL pointer if no occurance is found.
|
||
|
|
|
||
|
|
BUGS
|
||
|
|
Behavior when character is the null character is implementation
|
||
|
|
dependent.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <ansidecl.h>
|
||
|
|
|
||
|
|
char *
|
||
|
|
strchr (s, c)
|
||
|
|
register CONST char *s;
|
||
|
|
int c;
|
||
|
|
{
|
||
|
|
do {
|
||
|
|
if (*s == c)
|
||
|
|
{
|
||
|
|
return (char*)s;
|
||
|
|
}
|
||
|
|
} while (*s++);
|
||
|
|
return (0);
|
||
|
|
}
|