diff options
Diffstat (limited to 'libbb/compare_string_array.c')
| -rw-r--r-- | libbb/compare_string_array.c | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/libbb/compare_string_array.c b/libbb/compare_string_array.c index cac93d995..d15578ca3 100644 --- a/libbb/compare_string_array.c +++ b/libbb/compare_string_array.c @@ -3,11 +3,11 @@ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. */ -#include <string.h> #include "libbb.h" -/* returns the array number of the string */ -int compare_string_array(const char * const string_array[], const char *key) +/* returns the array index of the string */ +/* (index of first match is returned, or -1) */ +int index_in_str_array(const char * const string_array[], const char *key) { int i; @@ -16,6 +16,22 @@ int compare_string_array(const char * const string_array[], const char *key) return i; } } - return -i; + return -1; } +/* returns the array index of the string, even if it matches only a beginning */ +/* (index of first match is returned, or -1) */ +int index_in_substr_array(const char * const string_array[], const char *key) +{ + int i; + int len = strlen(key); + if (!len) + return -1; + + for (i = 0; string_array[i] != 0; i++) { + if (strncmp(string_array[i], key, len) == 0) { + return i; + } + } + return -1; +} |