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- #ifndef _STRINGS_H
- #define _STRINGS_H
-
- #include <limits.h>
- #include <string.h>
-
- static inline __attribute__ (( always_inline )) int
- __constant_flsl ( unsigned long x ) {
- int r = 0;
-
- #if ULONG_MAX > 0xffffffff
- if ( x & 0xffffffff00000000UL ) {
- x >>= 32;
- r += 32;
- }
- #endif
- if ( x & 0xffff0000UL ) {
- x >>= 16;
- r += 16;
- }
- if ( x & 0xff00 ) {
- x >>= 8;
- r += 8;
- }
- if ( x & 0xf0 ) {
- x >>= 4;
- r += 4;
- }
- if ( x & 0xc ) {
- x >>= 2;
- r += 2;
- }
- if ( x & 0x2 ) {
- x >>= 1;
- r += 1;
- }
- if ( x & 0x1 ) {
- r += 1;
- }
- return r;
- }
-
- /* We don't actually have these functions yet */
- extern int __flsl ( long x );
-
- #define flsl( x ) \
- ( __builtin_constant_p ( x ) ? __constant_flsl ( x ) : __flsl ( x ) )
-
- #define fls( x ) flsl ( x )
-
- extern int strcasecmp ( const char *s1, const char *s2 );
-
- static inline __attribute__ (( always_inline )) void
- bcopy ( const void *src, void *dest, size_t n ) {
- memmove ( dest, src, n );
- }
-
- static inline __attribute__ (( always_inline )) void
- bzero ( void *s, size_t n ) {
- memset ( s, 0, n );
- }
-
- #endif /* _STRINGS_H */
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