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Code Issues Releases Wiki Activity

Simplify the configuration file opening code.

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git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@2768 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Jean Delvare 2004-11-21 21:36:10 +00:00
parent 2898ec26ea
commit 5aef60324d
1 changed files with 16 additions and 48 deletions
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64
prog/sensors/main.c
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@ -35,7 +35,6 @@
#define VERSION LM_VERSION
#define DEFAULT_CONFIG_FILE_NAME "sensors.conf"
static char *config_file_name = NULL;
FILE *config_file;
extern const char *libsensors_version;
@ -43,8 +42,6 @@ extern int main(int argc, char *arv[]);
static void print_short_help(void);
static void print_long_help(void);
static void print_version(void);
static void open_config_file(void);
static int open_this_config_file(char *filename);
static void do_a_print(sensors_chip_name name);
static int do_a_set(sensors_chip_name name);
static int do_the_real_work(int *error);
@ -94,60 +91,27 @@ void print_version(void)
/* This examines global var config_file, and leaves the name there too.
It also opens config_file. */
void open_config_file(void)
void open_config_file(const char* config_file_name)
{
#define MAX_FILENAME_LEN 1024
char *filename;
char buffer[MAX_FILENAME_LEN];
int res;
if (config_file_name && !strcmp(config_file_name,"-")) {
if (!strcmp(config_file_name,"-")) {
config_file = stdin;
return;
} else if (config_file_name && index(config_file_name,'/')) {
if ((res = open_this_config_file(config_file_name))) {
fprintf(stderr,"Could not locate or open config file\n");
fprintf(stderr,"%s: %s\n",config_file_name,strerror(-res));
exit(1);
}
}
else {
if (config_file_name)
filename = config_file_name;
else
filename = DEFAULT_CONFIG_FILE_NAME;
if ((snprintf(buffer,MAX_FILENAME_LEN,
"%s/%s", ETCDIR, filename)) < 1) {
fprintf(stderr,
"open_config_file: ridiculous long config file name!\n");
exit(1);
}
if (!open_this_config_file(buffer)) {
free(config_file_name);
config_file_name = strdup(buffer);
return;
}
fprintf(stderr,"Could not locate or open config file!\n");
config_file = fopen(config_file_name, "r");
if (!config_file) {
fprintf(stderr, "Could not open config file\n");
perror(config_file_name);
exit(1);
}
}
int open_this_config_file(char *filename)
void close_config_file(const char* config_file_name)
{
config_file = fopen(filename,"r");
if (! config_file)
return -errno;
return 0;
}
void close_config_file(void)
{
if (fclose(config_file)) {
if (fclose(config_file) == EOF) {
fprintf(stderr,"Could not close config file\n");
fprintf(stderr,"%s: %s\n",config_file_name,strerror(errno));
perror(config_file_name);
}
free(config_file_name);
}
static void set_degstr(void)
@ -178,6 +142,7 @@ static void set_degstr(void)
int main (int argc, char *argv[])
{
int c,res,i,error;
char *config_file_name = NULL;
struct option long_opts[] = {
{ "help", no_argument, NULL, 'h' },
@ -258,7 +223,9 @@ int main (int argc, char *argv[])
}
open_config_file();
if (config_file_name == NULL)
config_file_name = strdup(ETCDIR "/" DEFAULT_CONFIG_FILE_NAME);
open_config_file(config_file_name);
if ((res = sensors_init(config_file))) {
fprintf(stderr,"%s\n",sensors_strerror(res));
@ -271,7 +238,8 @@ int main (int argc, char *argv[])
exit(1);
}
close_config_file();
close_config_file(config_file_name);
free(config_file_name);
/* build the degrees string */
set_degstr();