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main: load config file from ~/.config/f00bar/config.yml

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This commit is contained in:
Daniel Eklöf 2018-12-29 17:54:33 +01:00
parent 6d082f9f99
commit 825c5c82b5
1 changed files with 35 additions and 2 deletions
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37
main.c
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@ -9,13 +9,18 @@
#include <threads.h> #include <threads.h>
#include <sys/types.h>
#include <sys/eventfd.h> #include <sys/eventfd.h>
#include <pwd.h>
#include "bar.h" #include "bar.h"
#include "config.h" #include "config.h"
#include "yml.h" #include "yml.h"
#include "xcb.h" #include "xcb.h"
#define LOG_MODULE "main"
#include "log.h"
static volatile sig_atomic_t aborted = 0; static volatile sig_atomic_t aborted = 0;
static void static void
@ -24,11 +29,39 @@ signal_handler(int signo)
aborted = 1; aborted = 1;
} }
static FILE *
open_config(void)
{
struct passwd *passwd = getpwuid(getuid());
if (passwd == NULL) {
LOG_ERRNO("failed to lookup user");
return NULL;
}
const char *home_dir = passwd->pw_dir;
LOG_DBG("user's home directory: %s", home_dir);
long path_max = sysconf(_PC_PATH_MAX);
if (path_max == -1)
path_max = 1024;
char path[path_max];
snprintf(path, path_max, "%s/.config/f00bar/config.yml", home_dir);
FILE *ret = fopen(path, "r");
if (ret == NULL)
LOG_ERRNO("%s: failed to open", path);
return ret;
}
int int
main(int argc, const char *const *argv) main(int argc, const char *const *argv)
{ {
FILE *conf_file = fopen("config.yml", "r"); FILE *conf_file = open_config();
assert(conf_file != NULL); if (conf_file == NULL)
return 1;
struct yml_node *conf = yml_load(conf_file); struct yml_node *conf = yml_load(conf_file);
fclose(conf_file); fclose(conf_file);