svector *load_text_file(const char *filename)
{
svector *vec;
char *t;
if(filename[0] == '/')
return do_load_text_file(filename);
t = expand_tilde(filename);
if(t != NULL)
{
vec = do_load_text_file(t);
delete[] t;
return vec;
}
vec = search_text_file(config->project_dir, filename);
if(vec != NULL) return vec;
vec = search_text_file(config->home_style_dir, filename);
if(vec != NULL) return vec;
vec = search_text_file(config->env_style_dir, filename);
if(vec != NULL) return vec;
vec = search_text_file(config->sys_style_dir, filename);
if(vec != NULL) return vec;
error("Cannot locate text file <%s>", filename);
return NULL;
}
svector *search_text_file(const char *dir, const char *filename)
{
char *text_file;
svector *vec;
if(dir == NULL) // Possible if environment variable not set
return NULL;
text_file = combine_path(dir, filename);
if(fexists(text_file))
{
vec = do_load_text_file(text_file);
delete[] text_file;
return vec;
}
delete[] text_file;
return NULL;
}
/*
* Read, parse, and validate a capture configuration file from either an on-disk
* file or an in-memory buffer.
*
* To read from a file, specify @config_file, and use NULL for @buf.
* To read from a buffer, specify @buf and @bufsize.
*
* @config must be initialized to all 0's.
*
* On success, 0 will be returned, and the resulting capture configuration will
* be stored in @config.
*
* On failure, a positive error code will be returned, and the contents of
* @config will be invalidated.
*/
int
read_capture_config(const tchar *config_file, const void *buf,
size_t bufsize, struct capture_config *config)
{
int ret;
/* [PrepopulateList] is used for apply, not capture. But since we do
* understand it, recognize it, thereby avoiding the unrecognized
* section warning, but discard the resulting strings.
*
* We currently ignore [CompressionExclusionList] and
* [CompressionFolderList]. This is a known issue that doesn't seem to
* have any real consequences, so don't issue warnings about not
* recognizing those sections. */
STRING_SET(prepopulate_pats);
STRING_SET(compression_exclusion_pats);
STRING_SET(compression_folder_pats);
struct text_file_section sections[] = {
{T("ExclusionList"),
&config->exclusion_pats},
{T("ExclusionException"),
&config->exclusion_exception_pats},
{T("PrepopulateList"),
&prepopulate_pats},
{T("CompressionExclusionList"),
&compression_exclusion_pats},
{T("CompressionFolderList"),
&compression_folder_pats},
};
void *mem;
ret = do_load_text_file(config_file, buf, bufsize, &mem,
sections, ARRAY_LEN(sections),
LOAD_TEXT_FILE_REMOVE_QUOTES, mangle_pat);
if (ret)
return ret;
FREE(prepopulate_pats.strings);
FREE(compression_exclusion_pats.strings);
FREE(compression_folder_pats.strings);
config->buf = mem;
return 0;
}
