+++ /dev/null
-/* $Id$ */
-
-/***
- This file is part of polypaudio.
-
- polypaudio is free software; you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License as published
- by the Free Software Foundation; either version 2 of the License,
- or (at your option) any later version.
-
- polypaudio is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with polypaudio; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- USA.
-***/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <assert.h>
-#include <string.h>
-#include <stdio.h>
-#include <errno.h>
-
-#include "conf-parser.h"
-#include "log.h"
-#include "util.h"
-#include "xmalloc.h"
-
-#define WHITESPACE " \t\n"
-#define COMMENTS "#;\n"
-
-/* Run the user supplied parser for an assignment */
-static int next_assignment(const char *filename, unsigned line, const pa_config_item *t, const char *lvalue, const char *rvalue, void *userdata) {
- assert(filename && t && lvalue && rvalue);
-
- for (; t->parse; t++)
- if (!strcmp(lvalue, t->lvalue))
- return t->parse(filename, line, lvalue, rvalue, t->data, userdata);
-
- pa_log(__FILE__": [%s:%u] Unknown lvalue '%s'.\n", filename, line, lvalue);
-
- return -1;
-}
-
-/* Returns non-zero when c is contained in s */
-static int in_string(char c, const char *s) {
- assert(s);
-
- for (; *s; s++)
- if (*s == c)
- return 1;
-
- return 0;
-}
-
-/* Remove all whitepsapce from the beginning and the end of *s. *s may
- * be modified. */
-static char *strip(char *s) {
- char *b = s+strspn(s, WHITESPACE);
- char *e, *l = NULL;
-
- for (e = b; *e; e++)
- if (!in_string(*e, WHITESPACE))
- l = e;
-
- if (l)
- *(l+1) = 0;
-
- return b;
-}
-
-/* Parse a variable assignment line */
-static int parse_line(const char *filename, unsigned line, const pa_config_item *t, char *l, void *userdata) {
- char *e, *c, *b = l+strspn(l, WHITESPACE);
-
- if ((c = strpbrk(b, COMMENTS)))
- *c = 0;
-
- if (!*b)
- return 0;
-
- if (!(e = strchr(b, '='))) {
- pa_log(__FILE__": [%s:%u] Missing '='.\n", filename, line);
- return -1;
- }
-
- *e = 0;
- e++;
-
- return next_assignment(filename, line, t, strip(b), strip(e), userdata);
-}
-
-/* Go through the file and parse each line */
-int pa_config_parse(const char *filename, FILE *f, const pa_config_item *t, void *userdata) {
- int r = -1;
- unsigned line = 0;
- int do_close = !f;
- assert(filename && t);
-
- if (!f && !(f = fopen(filename, "r"))) {
- if (errno == ENOENT) {
- r = 0;
- goto finish;
- }
-
- pa_log(__FILE__": WARNING: failed to open configuration file '%s': %s\n", filename, strerror(errno));
- goto finish;
- }
-
- while (!feof(f)) {
- char l[256];
- if (!fgets(l, sizeof(l), f)) {
- if (feof(f))
- break;
-
- pa_log(__FILE__": WARNING: failed to read configuration file '%s': %s\n", filename, strerror(errno));
- goto finish;
- }
-
- if (parse_line(filename, ++line, t, l, userdata) < 0)
- goto finish;
- }
-
- r = 0;
-
-finish:
-
- if (do_close && f)
- fclose(f);
-
- return r;
-}
-
-int pa_config_parse_int(const char *filename, unsigned line, const char *lvalue, const char *rvalue, void *data, PA_GCC_UNUSED void *userdata) {
- int *i = data;
- int32_t k;
- assert(filename && lvalue && rvalue && data);
-
- if (pa_atoi(rvalue, &k) < 0) {
- pa_log(__FILE__": [%s:%u] Failed to parse numeric value: %s\n", filename, line, rvalue);
- return -1;
- }
-
- *i = (int) k;
- return 0;
-}
-
-int pa_config_parse_bool(const char *filename, unsigned line, const char *lvalue, const char *rvalue, void *data, PA_GCC_UNUSED void *userdata) {
- int *b = data, k;
- assert(filename && lvalue && rvalue && data);
-
- if ((k = pa_parse_boolean(rvalue)) < 0) {
- pa_log(__FILE__": [%s:%u] Failed to parse boolean value: %s\n", filename, line, rvalue);
- return -1;
- }
-
- *b = k;
-
- return 0;
-}
-
-int pa_config_parse_string(const char *filename, PA_GCC_UNUSED unsigned line, const char *lvalue, const char *rvalue, void *data, PA_GCC_UNUSED void *userdata) {
- char **s = data;
- assert(filename && lvalue && rvalue && data);
-
- pa_xfree(*s);
- *s = *rvalue ? pa_xstrdup(rvalue) : NULL;
- return 0;
-}