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check_whether_file_exists(): optimize by not using strlen() more than
needed.
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d0be89a16c
commit
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@ -115,28 +115,31 @@ end_with_known_tld(unsigned char *s, int slen)
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return -1;
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}
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/* XXX: this function writes to @name. */
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static int
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check_whether_file_exists(unsigned char *name)
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{
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/* Check POST_CHAR etc ... */
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static const unsigned char chars[] = POST_CHAR_S "#?";
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int i;
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int namelen = strlen(name);
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if (file_exists(name))
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return strlen(name);
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return namelen;
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for (i = 0; i < sizeof(chars) - 1; i++) {
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unsigned char *pos = strchr(name, chars[i]);
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int namelen = -1;
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unsigned char *pos = memchr(name, chars[i], namelen);
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int exists;
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if (!pos) continue;
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*pos = 0;
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if (file_exists(name))
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namelen = strlen(name);
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exists = file_exists(name);
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*pos = chars[i];
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if (namelen >= 0) return namelen;
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if (exists) {
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return pos - name;
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}
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}
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return -1;
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