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#include <xkbcommon/xkbcommon.h>
#include <stdio.h>
#include <string.h>
#define DFLT_RULES "evdev"
#define DFLT_MODEL "pc105"
#define DFLT_LAYOUT "us"
#define STRLEN(s) (s ? strlen(s) : 0)
#define STR(s) (s ? s : "")
void parseArgs(int argc, char **argv, struct xkb_rule_names *names)
{
int i;
char *tmp, *rule_path;
FILE *file;
int len_rule_path;
char buf[1024] = {0, };
if (argc < 2)
{
rule_path = getenv("RULE_FILE_PATH");
if (!rule_path)
{
printf("Failed to get RULE_FILE_PATH !\n");
return;
}
printf("Cache file rule from %s file\n", rule_path);
file = fopen(rule_path, "r");
if (!file) return;
while (!feof(file))
{
fscanf(file, "%s", buf);
if (strstr(buf, "rules") > 0)
{
tmp = strtok(buf, "=");
tmp = strtok(NULL, "=");
if (tmp) names->rules= strdup(tmp);
}
else if (strstr(buf, "model") > 0)
{
tmp = strtok(buf, "=");
tmp = strtok(NULL, "=");
if (tmp) names->model= strdup(tmp);
}
else if (strstr(buf, "layout") > 0)
{
tmp = strtok(buf, "=");
tmp = strtok(NULL, "=");
if (tmp) names->layout= strdup(tmp);
}
else if (strstr(buf, "variant") > 0)
{
tmp = strtok(buf, "=");
tmp = strtok(NULL, "=");
if (tmp) names->variant= strdup(tmp);
}
else if (strstr(buf, "options") > 0)
{
tmp = strtok(buf, "=");
tmp = strtok(NULL, "=");
if (tmp) names->options= strdup(tmp);
}
}
fclose(file);
}
else
{
for (i = 1; i < argc; i++)
{
printf("Cache file rule from argument\n");
if (strstr(argv[i], "-rules") > 0)
{
tmp = strtok(argv[i], "=");
tmp = strtok(NULL, "=");
names->rules= strdup(tmp);
}
else if (strstr(argv[i], "-model") > 0)
{
tmp = strtok(argv[i], "=");
tmp = strtok(NULL, "=");
names->model = strdup(tmp);
}
else if (strstr(argv[i], "-layout") > 0)
{
tmp = strtok(argv[i], "=");
tmp = strtok(NULL, "=");
names->layout = strdup(tmp);
}
else if (strstr(argv[i], "-variant") > 0)
{
tmp = strtok(argv[i], "=");
tmp = strtok(NULL, "=");
names->variant = strdup(tmp);
}
else if (strstr(argv[i], "-options") > 0)
{
tmp = strtok(argv[i], "=");
tmp = strtok(NULL, "=");
names->options = strdup(tmp);
}
}
}
}
void checkRules(struct xkb_rule_names *names)
{
if (!names->rules)
{
printf("Set default rules: %s\n", DFLT_RULES);
names->rules = strdup(DFLT_RULES);
}
else printf("Current rules: %s\n", names->rules);
if (!names->model)
{
printf("Set default model: %s\n", DFLT_MODEL);
names->model = strdup(DFLT_MODEL);
}
else printf("Current model: %s\n", names->model);
if (!names->layout)
{
printf("Set default layout: %s\n", DFLT_LAYOUT);
names->layout = strdup(DFLT_LAYOUT);
}
else printf("Current layout: %s\n", names->layout);
if (!names->variant) printf("There is no variant\n");
else printf("Current variant: %s\n", names->variant);
if (!names->options) printf("There is no options\n");
else printf("Current options: %s\n", names->options);
}
int main(int argc, char **argv)
{
struct xkb_context *ctx;
struct xkb_keymap *map;
struct xkb_rule_names names;
char *keymap_path = NULL;
char *keymap_string = NULL;
char *cache_path = NULL;
FILE *file = NULL;
int len_cache_path;
memset(&names, 0, sizeof(names));
parseArgs(argc, argv, &names);
checkRules(&names);
ctx = xkb_context_new(0);
if (!ctx) {
printf("Failed to generate a xkb context file\n");
return 0;
}
keymap_path = getenv("LOCAL_KEYMAP_PATH");
if (!keymap_path)
{
printf("Failed to get LOCAL_KEYMAP_PATH !\n");
return 0;
}
xkb_context_include_path_append(ctx, keymap_path);
map = xkb_map_new_from_names(ctx, &names, 0);
keymap_string = xkb_map_get_as_string(map);
if (!keymap_string) {
printf("Failed convert keymap to string\n");
return 0;
}
len_cache_path = STRLEN(names.rules) + STRLEN(names.model) + STRLEN(names.layout) + STRLEN(names.variant) + STRLEN(names.options) + sizeof("xkb") + 5;
cache_path = (char *)calloc(1, len_cache_path);
snprintf(cache_path, len_cache_path, "%s-%s-%s-%s-%s.xkb", STR(names.rules), STR(names.model), STR(names.layout), STR(names.variant), STR(names.options));
file = fopen(cache_path, "w");
if (fputs(keymap_string, file) < 0)
{
printf("Failed to write keymap file: %s\n", cache_path);
fclose(file);
unlink(cache_path);
}
else
{
printf("Success to make keymap file: %s\n", cache_path);
fclose(file);
}
if (names.rules) free(names.rules);
if (names.model) free(names.model);
if (names.layout) free(names.layout);
if (names.variant) free(names.variant);
if (names.options) free(names.options);
if (cache_path) free(cache_path);
xkb_keymap_unref(map);
xkb_context_unref(ctx);
return 0;
}
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