ndk-busybox/libbb/compare_string_array.c
Denis Vlasenko 5af906e7c8 rename: compare_string_array -> index_in_str_array
introduce index_in_substr_array and use it in
iproute2
2006-11-05 18:05:09 +00:00

38 lines
822 B
C

/* vi: set sw=4 ts=4: */
/*
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
#include "libbb.h"
/* 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;
for (i = 0; string_array[i] != 0; i++) {
if (strcmp(string_array[i], key) == 0) {
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;
}