1 /*-*- Mode: C; c-basic-offset: 8 -*-*/
9 #include "conf-parser.h"
15 #define COMMENTS "#;\n"
16 #define NEWLINES "\n\r"
19 /* Run the user supplied parser for an assignment */
20 static int next_assignment(
34 for (; t->parse; t++) {
36 if (t->lvalue && !streq(lvalue, t->lvalue))
39 if (t->section && !section)
42 if (t->section && !streq(section, t->section))
45 return t->parse(filename, line, section, lvalue, rvalue, t->data, userdata);
48 log_info("[%s:%u] Unknown lvalue '%s' in section '%s'. Ignoring.", filename, line, lvalue, strna(section));
52 /* Parse a variable assignment line */
53 static int parse_line(const char *filename, unsigned line, char **section, const char* const * sections, const ConfigItem *t, char *l, void *userdata) {
61 if (strchr(COMMENTS, *l))
64 if (startswith(l, ".include ")) {
68 if (!(fn = file_in_same_dir(filename, strstrip(l+9))))
71 r = config_parse(fn, NULL, sections, t, userdata);
85 log_error("[%s:%u] Invalid section header.", filename, line);
89 if (!(n = strndup(l+1, k-2)))
92 if (sections && !strv_contains((char**) sections, n)) {
103 if (!(e = strchr(l, '='))) {
104 log_error("[%s:%u] Missing '='.", filename, line);
111 return next_assignment(filename, line, *section, t, strstrip(l), strstrip(e), userdata);
114 /* Go through the file and parse each line */
115 int config_parse(const char *filename, FILE *f, const char* const * sections, const ConfigItem *t, void *userdata) {
117 char *section = NULL;
124 if (!(f = fopen(filename, "re"))) {
126 log_error("Failed to open configuration file '%s': %s", filename, strerror(-r));
134 if (!fgets(l, sizeof(l), f)) {
139 log_error("Failed to read configuration file '%s': %s", filename, strerror(-r));
143 if ((r = parse_line(filename, ++line, §ion, sections, t, l, userdata)) < 0)
158 int config_parse_int(
159 const char *filename,
175 if ((r = safe_atoi(rvalue, i)) < 0) {
176 log_error("[%s:%u] Failed to parse numeric value: %s", filename, line, rvalue);
183 int config_parse_unsigned(
184 const char *filename,
200 if ((r = safe_atou(rvalue, u)) < 0) {
201 log_error("[%s:%u] Failed to parse numeric value: %s", filename, line, rvalue);
208 int config_parse_size(
209 const char *filename,
226 if ((r = safe_atou(rvalue, &u)) < 0) {
227 log_error("[%s:%u] Failed to parse numeric value: %s", filename, line, rvalue);
235 int config_parse_bool(
236 const char *filename,
252 if ((k = parse_boolean(rvalue)) < 0) {
253 log_error("[%s:%u] Failed to parse boolean value: %s", filename, line, rvalue);
261 int config_parse_string(
262 const char *filename,
279 if (!(n = strdup(rvalue)))
290 int config_parse_path(
291 const char *filename,
307 if (*rvalue != '/') {
308 log_error("[%s:%u] Not an absolute path: %s", filename, line, rvalue);
312 if (!(n = strdup(rvalue)))
321 int config_parse_strv(
322 const char *filename,
342 k = strv_length(*sv);
343 FOREACH_WORD_QUOTED(w, l, rvalue, state)
346 if (!(n = new(char*, k+1)))
349 for (k = 0; (*sv)[k]; k++)
351 FOREACH_WORD_QUOTED(w, l, rvalue, state)
352 if (!(n[k++] = strndup(w, l)))