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util: add opt_value and opt_string methods

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MK3S+ Printer 2023-05-08 17:24:03 +02:00 committed by Kamil Trzcinski
parent 61e9d6bae4
commit eec4e7bb39
2 changed files with 31 additions and 11 deletions
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39
util/opts/opts.c
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@ -8,6 +8,26 @@
#define OPT_LENGTH 30
const char *opt_value_to_string(const option_value_t *values, int value, const char *def)
{
for (int i = 0; values[i].name; i++) {
if (values[i].value == value) {
return values[i].name;
}
}
return def;
}
int opt_string_to_value(const option_value_t *values, const char *name, int def)
{
for (int i = 0; values[i].name; i++) {
if (!strcmp(values[i].name, name)) {
return values[i].value;
}
}
return def;
}
static void print_version(const char *cmd)
{
printf("%s (%s)\n", GIT_VERSION, GIT_REVISION);
@ -75,12 +95,10 @@ static void print_help(option_t *options, const char *cmd)
bool found = false;
len += printf(" --%s=", option->name);
if (option->value_mapping) {
for (int j = 0; option->value_mapping[j].name; j++) {
if (option->value_mapping[j].value == *option->value_uint) {
printf("%s", option->value_mapping[j].name);
found = true;
break;
}
const char *name = opt_value_to_string(option->value_mapping, *option->value_uint, NULL);
if (name) {
len += printf("%s", name);
found = true;
}
}
@ -141,11 +159,10 @@ static int parse_opt(option_t *options, const char *key, int dash)
} else if (option->value_string) {
ret = sscanf(value, option->format, option->value_string);
} else if (option->value_mapping) {
for (int j = 0; option->value_mapping[j].name; j++) {
if (!strcmp(option->value_mapping[j].name, value)) {
*option->value_uint = option->value_mapping[j].value;
return 1;
}
int ret = opt_string_to_value(option->value_mapping, value, -1);
if (ret != -1) {
*option->value_uint = ret;
return 1;
}
ret = sscanf(value, option->format, option->value);

3
util/opts/opts.h
View File

@ -73,4 +73,7 @@ typedef struct options_s {
.description = _desc, \
}
const char *opt_value_to_string(const option_value_t *values, int value, const char *def);
int opt_string_to_value(const option_value_t *values, const char *name, int def);
int parse_opts(option_t *options, int argc, char *argv[]);