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Simplify @listfiles parsing

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This moves listfiles parsing inline in `tcc_parse_args1`
This commit is contained in:
Vlad Vissoultchev 2016-04-12 20:43:15 +03:00
parent b3782c3cf5
commit cb5f6b063b
1 changed files with 17 additions and 39 deletions
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56
libtcc.c
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@ -2081,44 +2081,6 @@ static void args_parser_add_file(TCCState *s, const char* filename, int filetype
dynarray_add((void ***)&s->files, &s->nb_files, p); dynarray_add((void ***)&s->files, &s->nb_files, p);
} }
ST_FUNC int tcc_parse_args1(TCCState *s, int argc, char **argv);
ST_FUNC void args_parser_trim_ws()
{
for (; ch != CH_EOF; inp()) {
if (ch != '\n' && ch != '\r' && !is_space(ch))
break;
}
}
ST_FUNC void args_parser_add_listfile(TCCState *s, const char *filename)
{
char buf[sizeof file->filename], *pb = buf;
char **argv = NULL;
int argc = 0;
if (tcc_open(s, filename) < 0)
tcc_error("list file '%s' not found", filename);
for (ch = handle_eob(), args_parser_trim_ws(); ; inp()) {
/* on new line or buffer overflow */
if (ch == '\n' || ch == '\r' || ch == CH_EOF
|| pb - buf >= sizeof(buf) - 1) {
if (pb > buf) {
*pb = 0, pb = buf;
dynarray_add((void ***)&argv, &argc, tcc_strdup(buf));
args_parser_trim_ws();
}
}
if (ch == CH_EOF)
break;
*pb++ = ch;
}
tcc_close();
tcc_parse_args1(s, argc, argv);
dynarray_reset(&argv, &argc);
}
ST_FUNC int tcc_parse_args1(TCCState *s, int argc, char **argv) ST_FUNC int tcc_parse_args1(TCCState *s, int argc, char **argv)
{ {
const TCCOption *popt; const TCCOption *popt;
@ -2132,7 +2094,23 @@ ST_FUNC int tcc_parse_args1(TCCState *s, int argc, char **argv)
if (r[0] != '-' || r[1] == '\0') { if (r[0] != '-' || r[1] == '\0') {
/* handle list files */ /* handle list files */
if (r[0] == '@' && r[1]) { if (r[0] == '@' && r[1]) {
args_parser_add_listfile(s, r + 1); char buf[sizeof file->filename], *p;
char **argv = NULL;
int argc = 0;
FILE *fp;
fp = fopen(r + 1, "rb");
if (fp == NULL)
tcc_error("list file '%s' not found", r + 1);
while (fgets(buf, sizeof buf, fp)) {
p = trimfront(trimback(buf, strchr(buf, 0)));
if (0 == *p || ';' == *p)
continue;
dynarray_add((void ***)&argv, &argc, tcc_strdup(p));
}
fclose(fp);
tcc_parse_args1(s, argc, argv);
dynarray_reset(&argv, &argc);
} else { } else {
args_parser_add_file(s, r, pas->filetype); args_parser_add_file(s, r, pas->filetype);
if (pas->run) { if (pas->run) {