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cmd: add and print --version on startup

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This commit is contained in:
Kamil Trzcinski
2023-02-28 21:54:24 +01:00
parent 20ca08ffad
commit 65e3b17397
4 changed files with 42 additions and 6 deletions
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26
util/opts/opts.c
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@ -1,4 +1,5 @@
#include "opts.h"
#include "version.h"
#include "util/opts/log.h"
#include <stddef.h>
@ -7,6 +8,11 @@
#define OPT_LENGTH 30
static void print_version(const char *cmd)
{
printf("%s (%s)\n", GIT_VERSION, GIT_REVISION);
}
static void print_help(option_t *options, const char *cmd)
{
printf("Usage:\n");
@ -88,7 +94,7 @@ static void print_help(option_t *options, const char *cmd)
printf("\n");
}
static int parse_opt(option_t *options, const char *key)
static int parse_opt(option_t *options, const char *key, int dash)
{
option_t *option = NULL;
const char *value = strchr(key, '=');
@ -110,6 +116,12 @@ static int parse_opt(option_t *options, const char *key)
}
}
if (dash == 2 && strlen(key) == 1) {
LOG_INFO(NULL, "Usage of '--%s' is deprecated change to '-%s'.", key, key);
} else if (dash == 1 && strlen(key) > 1) {
LOG_INFO(NULL, "Usage of '-%s' is deprecated change to '--%s'.", key, key);
}
LOG_DEBUG(NULL, "Parsing '%s'. Got value='%s', and option='%s'", key, value, option ? option->name : NULL);
if (!option || !value) {
@ -152,18 +164,26 @@ int parse_opts(option_t *options, int argc, char *argv[])
if (key[0] == '-') {
key++;
if (key[0] == '-')
if (key[0] == '-') {
key++;
}
} else {
LOG_ERROR(NULL, "The '%s' is not option (should start with - or --).", key);
}
if (!strcmp(key, "help")) {
print_help(options, argv[0]);
exit(-1);
return -1;
}
int ret = parse_opt(options, key);
if (!strcmp(key, "version")) {
print_version(argv[0]);
exit(0);
return 0;
}
int ret = parse_opt(options, key, key - argv[arg]);
if (ret <= 0) {
LOG_ERROR(NULL, "Parsing '%s' returned '%d'.", argv[arg], ret);
}