diff options
Diffstat (limited to 'benchtests/bench-strncpy.c')
-rw-r--r-- | benchtests/bench-strncpy.c | 43 |
1 files changed, 8 insertions, 35 deletions
diff --git a/benchtests/bench-strncpy.c b/benchtests/bench-strncpy.c index 35744c1bd6..93bd6d54bf 100644 --- a/benchtests/bench-strncpy.c +++ b/benchtests/bench-strncpy.c @@ -31,49 +31,22 @@ # define TEST_NAME "strncpy" # else # define TEST_NAME "wcsncpy" +# define generic_strncpy generic_wcsncpy # endif /* WIDE */ # include "bench-string.h" -# ifndef WIDE -# define SIMPLE_STRNCPY simple_strncpy -# define STUPID_STRNCPY stupid_strncpy -# else -# define SIMPLE_STRNCPY simple_wcsncpy -# define STUPID_STRNCPY stupid_wcsncpy -# endif /* WIDE */ - -CHAR *SIMPLE_STRNCPY (CHAR *, const CHAR *, size_t); -CHAR *STUPID_STRNCPY (CHAR *, const CHAR *, size_t); - -IMPL (STUPID_STRNCPY, 0) -IMPL (SIMPLE_STRNCPY, 0) -IMPL (STRNCPY, 1) CHAR * -SIMPLE_STRNCPY (CHAR *dst, const CHAR *src, size_t n) +generic_strncpy (CHAR *dst, const CHAR *src, size_t n) { - CHAR *ret = dst; - while (n--) - if ((*dst++ = *src++) == '\0') - { - while (n--) - *dst++ = '\0'; - return ret; - } - return ret; + size_t nc = STRNLEN (src, n); + if (nc != n) + MEMSET (dst + nc, 0, n - nc); + return MEMCPY (dst, src, nc); } -CHAR * -STUPID_STRNCPY (CHAR *dst, const CHAR *src, size_t n) -{ - size_t nc = STRNLEN (src, n); - size_t i; +IMPL (STRNCPY, 1) +IMPL (generic_strncpy, 0) - for (i = 0; i < nc; ++i) - dst[i] = src[i]; - for (; i < n; ++i) - dst[i] = '\0'; - return dst; -} #endif /* !STRNCPY_RESULT */ typedef CHAR *(*proto_t) (CHAR *, const CHAR *, size_t); |