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| author | Timo Sirainen <cras@irssi.org> | 2000-11-07 01:25:46 +0000 |
|---|---|---|
| committer | cras <cras@dbcabf3a-b0e7-0310-adc4-f8d773084564> | 2000-11-07 01:25:46 +0000 |
| commit | 6e27475e9884f4fb91d4359ca8a8cffab48f10f9 (patch) | |
| tree | 458db359efe1bba2bd6d2a60da63cbd34c482cc3 /src | |
| parent | 4301e0479124953c1e78c4a150433571188fdc8d (diff) | |
| download | irssi-6e27475e9884f4fb91d4359ca8a8cffab48f10f9.zip | |
Updated stristr() and stristr_full() to be a bit faster.
git-svn-id: http://svn.irssi.org/repos/irssi/trunk@813 dbcabf3a-b0e7-0310-adc4-f8d773084564
Diffstat (limited to 'src')
| -rw-r--r-- | src/core/misc.c | 48 |
1 files changed, 34 insertions, 14 deletions
diff --git a/src/core/misc.c b/src/core/misc.c index 73b66128..1212c602 100644 --- a/src/core/misc.c +++ b/src/core/misc.c @@ -301,19 +301,27 @@ GList *glist_find_icase_string(GList *list, const char *key) char *stristr(const char *data, const char *key) { - const char *pos, *max; - int keylen, datalen; + const char *max; + int keylen, datalen, pos; keylen = strlen(key); datalen = strlen(data); - if (keylen > datalen) + if (keylen > datalen || keylen == 0) return NULL; max = data+datalen-keylen; - for (pos = data; pos <= max; pos++) { - if (g_strncasecmp(pos, key, keylen) == 0) - return (char *) pos; + pos = 0; + while (data <= max) { + if (key[pos] == '\0') + return (char *) data; + + if (toupper(data[pos]) == toupper(key[pos])) + pos++; + else { + data++; + pos = 0; + } } return NULL; @@ -325,22 +333,34 @@ char *stristr(const char *data, const char *key) char *stristr_full(const char *data, const char *key) { - const char *pos, *max; - int keylen, datalen; + const char *start, *max; + int keylen, datalen, pos; keylen = strlen(key); datalen = strlen(data); - if (keylen > datalen) + if (keylen > datalen || keylen == 0) return NULL; max = data+datalen-keylen; - for (pos = data; pos <= max; pos++) { - if (pos > data && !isbound(pos[-1])) continue; + start = data; pos = 0; + while (data <= max) { + if (key[pos] == '\0') { + if (data[pos] != '\0' && !isbound(data[pos])) { + data++; + pos = 0; + continue; + } + return (char *) data; + } - if (g_strncasecmp(pos, key, keylen) == 0 && - (pos[keylen] == '\0' || isbound(pos[keylen]))) - return (char *) pos; + if (toupper(data[pos]) == toupper(key[pos]) && + (pos != 0 || data == start || isbound(data[-1]))) + pos++; + else { + data++; + pos = 0; + } } return NULL; |