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/* string.h: Extra string defs
Copyright 2001 Red Hat, Inc.
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#ifndef _CYGWIN_STRING_H
#define _CYGWIN_STRING_H
#include_next <string.h>
#ifdef __cplusplus
extern "C" {
#endif
#undef strchr
#define strchr cygwin_strchr
static inline __stdcall char *
strchr (const char *s, int c)
{
register char * res;
__asm__ __volatile__ ("\
movb %%al,%%ah\n\
1: movb (%1),%%al\n\
cmpb %%ah,%%al\n\
je 2f\n\
incl %1\n\
testb %%al,%%al\n\
jne 1b\n\
xorl %1,%1\n\
2: movl %1,%0\n\
":"=a" (res), "=r" (s)
:"0" (c), "1" (s));
return res;
}
#ifdef __cplusplus
}
#endif
#endif /* _CYGWIN_STRING_H */
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