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Implement -include cmdline option

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This option includes a file as if '#include "file"' is the first
line of compiled files.  It's processed after all -D/-U options
and is processed per input file.
This commit is contained in:
Michael Matz
2016-06-27 16:40:00 +02:00
parent 21d2b71b5c
commit 9285149548
3 changed files with 24 additions and 0 deletions
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14
tccpp.c
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@ -3480,6 +3480,20 @@ ST_FUNC void preprocess_start(TCCState *s1)
s1->dollars_in_identifiers ? IS_ID : 0;
isidnum_table['.' - CH_EOF] =
(parse_flags & PARSE_FLAG_ASM_FILE) ? IS_ID : 0;
if (s1->nb_cmd_include_files) {
CString cstr;
int i;
cstr_new(&cstr);
for (i = 0; i < s1->nb_cmd_include_files; i++) {
cstr_cat(&cstr, "#include \"", -1);
cstr_cat(&cstr, s1->cmd_include_files[i], -1);
cstr_cat(&cstr, "\"\n", -1);
}
*s1->include_stack_ptr++ = file;
tcc_open_bf(s1, "<command line>", cstr.size);
memcpy(file->buffer, cstr.data, cstr.size);
cstr_free(&cstr);
}
}
ST_FUNC void tccpp_new(TCCState *s)