diff options
Diffstat (limited to 'config.c')
| -rw-r--r-- | config.c | 28 |
1 files changed, 18 insertions, 10 deletions
@@ -38,7 +38,7 @@ struct hcalc_config { }; char *home_dir = NULL; -char config_path[MAX_HOME]; /* ludicrous size */ +char config_path[MAX_HOME]; /* ludicrous size */ size_t filesize(FILE *f) { struct stat st; @@ -52,8 +52,9 @@ size_t filesize(FILE *f) { } void set_home_dir(void) { - home_dir = getenv("HOME"); /* could be fancier (getpwent()) */ - if(!home_dir) return; + home_dir = getenv("HOME"); /* could be fancier (getpwent()) */ + if(!home_dir) + return; if(strlen(home_dir) > (MAX_HOME - 100)) home_dir = NULL; } @@ -71,19 +72,23 @@ void load_config(void) { /* printf("load_config() called\n"); */ set_home_dir(); if(!home_dir) { - fprintf(stderr, "HOME not set or too long, not loading/saving config file.\n"); + fprintf(stderr, + "HOME not set or too long, not loading/saving config file.\n"); return; } set_config_path(); f = fopen(config_path, "rb"); if(!f) { - if(errno != ENOENT) perror(config_path); + if(errno != ENOENT) + perror(config_path); return; } if(filesize(f) != sizeof(conf)) { - fprintf(stderr, "%s: wrong size (should be %ld bytes), ignoring.\n", config_path, sizeof(conf)); + fprintf(stderr, + "%s: wrong size (should be %ld bytes), ignoring.\n", + config_path, sizeof(conf)); fclose(f); return; } @@ -98,12 +103,14 @@ void load_config(void) { } if(memcmp(conf.signature, SIGNATURE, SIGLEN) != 0) { - fprintf(stderr, "%s: Bad config file signature, ignoring\n", config_path); + fprintf(stderr, "%s: Bad config file signature, ignoring\n", + config_path); return; } if(conf.doublesize != sizeof(double) || conf.trailer != TRAILER) { - fprintf(stderr, "%s: Bad config file architecture, ignoring\n", config_path); + fprintf(stderr, "%s: Bad config file architecture, ignoring\n", + config_path); return; } @@ -123,10 +130,11 @@ void save_config(void) { /* printf("save_config() called\n"); */ set_home_dir(); - if(!home_dir) return; + if(!home_dir) + return; set_config_path(); - unlink(config_path); /* avoid symlink weirdness */ + unlink(config_path); /* avoid symlink weirdness */ f = fopen(config_path, "wb"); if(!f) { |