doc/syslinux.txt: CONFIG order of operations
[syslinux.git] / dos / string.h
blobf648de2d3d5e6403bce83444a3f82d2de9c3ffec
1 /*
2 * string.h
3 */
5 #ifndef _STRING_H
6 #define _STRING_H
8 /* Standard routines */
9 #define memcpy(a,b,c) __builtin_memcpy(a,b,c)
10 #define memmove(a,b,c) __builtin_memmove(a,b,c)
11 #define memset(a,b,c) __builtin_memset(a,b,c)
12 #define strcpy(a,b) __builtin_strcpy(a,b)
13 #define strlen(a) __builtin_strlen(a)
15 /* This only returns true or false */
16 static inline int memcmp(const void *__m1, const void *__m2, unsigned int __n)
18 _Bool rv;
19 asm volatile ("cld ; repe ; cmpsb ; setne %0":"=abd" (rv), "+D"(__m1),
20 "+S"(__m2), "+c"(__n));
21 return rv;
24 extern char *strchr(const char *s, int c);
26 #endif /* _STRING_H */