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/*
* blogc: A blog compiler.
* Copyright (C) 2014-2020 Rafael G. Martins <rafael@rafaelmartins.eng.br>
*
* This program can be distributed under the terms of the BSD License.
* See the file LICENSE.
*/
#include "../common/utils.h"
typedef enum {
LINE_START = 1,
LINE,
} blogc_filelist_parser_state_t;
bc_slist_t*
blogc_filelist_parse(const char *src, size_t src_len)
{
size_t current = 0;
bc_slist_t *rv = NULL;
bc_string_t *line = bc_string_new();
blogc_filelist_parser_state_t state = LINE_START;
while (current < src_len) {
char c = src[current];
bool is_last = current == src_len - 1;
switch (state) {
case LINE_START:
if (c == '#') {
while (current < src_len) {
if (src[current] == '\r' || src[current] == '\n')
break;
current++;
}
break;
}
if (c == ' ' || c == '\t' || c == '\r' || c == '\n')
break;
state = LINE;
continue;
case LINE:
if (c == '\r' || c == '\n' || is_last) {
if (is_last && c != '\r' && c != '\n')
bc_string_append_c(line, c);
rv = bc_slist_append(rv, bc_str_strip(line->str));
bc_string_free(line, false);
line = bc_string_new();
state = LINE_START;
break;
}
bc_string_append_c(line, c);
break;
}
current++;
}
bc_string_free(line, true);
return rv;
}
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