mirror of
https://gitlab.freedesktop.org/wayland/weston
synced 2024-09-06 18:05:39 +00:00
![Pekka Paalanen](/assets/img/avatar_default.png)
Rename CONFIG_KEY_BOOL to CONFIG_KEY_BOOLEAN, just like CONFIG_KEY_INTEGER is not CONFIG_KEY_INT, for consistency. Document the types expected for the void* and name the enum in the header, so it is clear what config_key::type means. Signed-off-by: Pekka Paalanen <ppaalanen@gmail.com>
173 lines
4.1 KiB
C
173 lines
4.1 KiB
C
/*
|
|
* Copyright © 2011 Intel Corporation
|
|
*
|
|
* Permission to use, copy, modify, distribute, and sell this software and its
|
|
* documentation for any purpose is hereby granted without fee, provided that
|
|
* the above copyright notice appear in all copies and that both that copyright
|
|
* notice and this permission notice appear in supporting documentation, and
|
|
* that the name of the copyright holders not be used in advertising or
|
|
* publicity pertaining to distribution of the software without specific,
|
|
* written prior permission. The copyright holders make no representations
|
|
* about the suitability of this software for any purpose. It is provided "as
|
|
* is" without express or implied warranty.
|
|
*
|
|
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
|
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
|
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
|
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
|
|
* OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <assert.h>
|
|
|
|
#include "configparser.h"
|
|
|
|
static int
|
|
handle_key(const struct config_key *key, const char *value)
|
|
{
|
|
char *end, *s;
|
|
int i, len;
|
|
|
|
switch (key->type) {
|
|
case CONFIG_KEY_INTEGER:
|
|
i = strtol(value, &end, 0);
|
|
if (*end != '\n') {
|
|
fprintf(stderr, "invalid integer: %s\n", value);
|
|
return -1;
|
|
}
|
|
*(int *)key->data = i;
|
|
return 0;
|
|
|
|
case CONFIG_KEY_STRING:
|
|
len = strlen(value);
|
|
s = malloc(len);
|
|
if (s == NULL)
|
|
return -1;
|
|
memcpy(s, value, len - 1);
|
|
s[len - 1] = '\0';
|
|
*(char **)key->data = s;
|
|
return 0;
|
|
|
|
case CONFIG_KEY_BOOLEAN:
|
|
if (strcmp(value, "false\n") == 0)
|
|
*(int *)key->data = 0;
|
|
else if (strcmp(value, "true\n") == 0)
|
|
*(int *)key->data = 1;
|
|
else {
|
|
fprintf(stderr, "invalid bool: %s\n", value);
|
|
return -1;
|
|
}
|
|
return 0;
|
|
|
|
default:
|
|
assert(0);
|
|
break;
|
|
}
|
|
}
|
|
|
|
int
|
|
parse_config_file(const char *path,
|
|
const struct config_section *sections, int num_sections,
|
|
void *data)
|
|
{
|
|
FILE *fp;
|
|
char line[512], *p;
|
|
const struct config_section *current = NULL;
|
|
int i;
|
|
|
|
fp = fopen(path, "r");
|
|
if (fp == NULL) {
|
|
fprintf(stderr, "couldn't open %s\n", path);
|
|
return -1;
|
|
}
|
|
|
|
while (fgets(line, sizeof line, fp)) {
|
|
if (line[0] == '#' || line[0] == '\n') {
|
|
continue;
|
|
} if (line[0] == '[') {
|
|
p = strchr(&line[1], ']');
|
|
if (!p || p[1] != '\n') {
|
|
fprintf(stderr, "malformed "
|
|
"section header: %s\n", line);
|
|
fclose(fp);
|
|
return -1;
|
|
}
|
|
if (current && current->done)
|
|
current->done(data);
|
|
p[0] = '\0';
|
|
for (i = 0; i < num_sections; i++) {
|
|
if (strcmp(sections[i].name, &line[1]) == 0) {
|
|
current = §ions[i];
|
|
break;
|
|
}
|
|
}
|
|
if (i == num_sections)
|
|
current = NULL;
|
|
} else if (p = strchr(line, '='), p != NULL) {
|
|
if (current == NULL)
|
|
continue;
|
|
p[0] = '\0';
|
|
for (i = 0; i < current->num_keys; i++) {
|
|
if (strcmp(current->keys[i].name, line) == 0) {
|
|
if (handle_key(¤t->keys[i], &p[1]) < 0) {
|
|
fclose(fp);
|
|
return -1;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
fprintf(stderr, "malformed config line: %s\n", line);
|
|
fclose(fp);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
if (current && current->done)
|
|
current->done(data);
|
|
|
|
fclose(fp);
|
|
|
|
return 0;
|
|
}
|
|
|
|
char *
|
|
config_file_path(const char *name)
|
|
{
|
|
const char dotconf[] = "/.config/";
|
|
const char *config_dir;
|
|
const char *home_dir;
|
|
char *path;
|
|
size_t size;
|
|
|
|
config_dir = getenv("XDG_CONFIG_HOME");
|
|
if (!config_dir) {
|
|
home_dir = getenv("HOME");
|
|
if (!home_dir) {
|
|
fprintf(stderr, "HOME is not set, using cwd.\n");
|
|
return strdup(name);
|
|
}
|
|
|
|
size = strlen(home_dir) + sizeof dotconf + strlen(name);
|
|
path = malloc(size);
|
|
if (!path)
|
|
return NULL;
|
|
|
|
snprintf(path, size, "%s%s%s", home_dir, dotconf, name);
|
|
return path;
|
|
}
|
|
|
|
size = strlen(config_dir) + 1 + strlen(name) + 1;
|
|
path = malloc(size);
|
|
if (!path)
|
|
return NULL;
|
|
|
|
snprintf(path, size, "%s/%s", config_dir, name);
|
|
return path;
|
|
}
|