diff options
Diffstat (limited to 'lib/strutils.c')
-rw-r--r-- | lib/strutils.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/lib/strutils.c b/lib/strutils.c index 6b2ec799e..75861607e 100644 --- a/lib/strutils.c +++ b/lib/strutils.c @@ -504,6 +504,38 @@ int parse_range(const char *str, int *lower, int *upper, int def) return 0; } +/* + * Compare two strings for equality, ignoring at most one trailing + * slash. + */ +int streq_except_trailing_slash(const char *s1, const char *s2) +{ + int equal; + + if (!s1 && !s2) + return 1; + if (!s1 || !s2) + return 0; + + equal = !strcmp(s1, s2); + + if (!equal) { + size_t len1 = strlen(s1); + size_t len2 = strlen(s2); + + if (len1 && *(s1 + len1 - 1) == '/') + len1--; + if (len2 && *(s2 + len2 - 1) == '/') + len2--; + if (len1 != len2) + return 0; + + equal = !strncmp(s1, s2, len1); + } + + return equal; +} + #ifdef TEST_PROGRAM |