60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
/*
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SlideScript - minimalistic top-down scripting language.
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(C) Copyright 2014-2022 Chris Dorman - some rights reserved (GPLv2)
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View README file supplied with this software for more details
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*/
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#include "inc/deps.h"
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#include "inc/search.h"
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#include "inc/util.h"
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regex_t pattern;
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static char retbuf[MAX_SEARCH_BUFSIZE];
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char *ss_search(const char *filename, FILE *fp, char *pat)
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{
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char *s_buf = NULL;
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size_t size = 0;
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int ret;
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int flags = REG_NOSUB; /* don't need where-matched info */
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bzero(retbuf, MAX_SEARCH_LEN);
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regcomp(&pattern, pat, flags);
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while(getline(&s_buf, &size, fp) != -1)
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{
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ret = regexec(&pattern, s_buf, 0, NULL, 0);
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if (ret != 0)
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{
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if (ret != REG_NOMATCH) {
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syn_warn("ss:warn:search, pattern not found");
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free(s_buf);
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return NULL;
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}
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}
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else
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{
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if(strlen(s_buf) < MAX_SEARCH_LEN)
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{
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char tmpbuf[strlen(s_buf) + strlen(filename) + 7];
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sprintf(tmpbuf, "ss: %s: %s", filename, s_buf);
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strcat(retbuf, tmpbuf);
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bzero(tmpbuf, strlen(tmpbuf));
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}
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else
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{
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syn_warn("ss:warn:search, static buffer maxed");
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}
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}
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}
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free(s_buf);
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regfree(&pattern);
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return retbuf;
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}
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