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Diffstat (limited to 'src/libopts/compat/strchr.c')
-rw-r--r-- | src/libopts/compat/strchr.c | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/src/libopts/compat/strchr.c b/src/libopts/compat/strchr.c deleted file mode 100644 index f40938707b..0000000000 --- a/src/libopts/compat/strchr.c +++ /dev/null @@ -1,66 +0,0 @@ -/* - SYNOPSIS - #include <string.h> - - char *strchr(char const *s, int c); - - char *strrchr(char const *s, int c); - - DESCRIPTION - The strchr() function returns a pointer to the first occurrence of the - character c in the string s. - - The strrchr() function returns a pointer to the last occurrence of the - character c in the string s. - - Here "character" means "byte" - these functions do not work with wide - or multi-byte characters. - - RETURN VALUE - The strchr() and strrchr() functions return a pointer to the matched - character or NULL if the character is not found. - - CONFORMING TO - SVID 3, POSIX, BSD 4.3, ISO 9899 -*/ - -static char * -strchr(char const *s, int c); - -static char * -strrchr(char const *s, int c); - -static char * -strchr(char const *s, int c) -{ - do { - if ((unsigned char)*s == (unsigned char)c) - return s; - - } while (*(++s) != NUL); - - return NULL; -} - -static char * -strrchr(char const *s, int c) -{ - char const *e = s + strlen(s); - - for (;;) { - if (--e < s) - break; - - if ((unsigned char)*e == (unsigned char)c) - return e; - } - return NULL; -} - -/* - * Local Variables: - * mode: C - * c-file-style: "stroustrup" - * indent-tabs-mode: nil - * End: - * end of compat/strsignal.c */ |