85 lines
1.8 KiB
C
85 lines
1.8 KiB
C
|
#include <stdio.h>
|
||
|
#include <stdlib.h>
|
||
|
|
||
|
#include <json.h>
|
||
|
#include "blobmsg.h"
|
||
|
#include "blobmsg_json.h"
|
||
|
#include "json_script.h"
|
||
|
|
||
|
struct json_script_ctx jctx;
|
||
|
struct blob_buf b_vars;
|
||
|
struct blob_buf b_script;
|
||
|
|
||
|
static void handle_command(struct json_script_ctx *ctx, const char *name,
|
||
|
struct blob_attr *data, struct blob_attr *vars)
|
||
|
{
|
||
|
struct blob_attr *cur;
|
||
|
size_t rem;
|
||
|
|
||
|
fprintf(stdout, "%s", name);
|
||
|
blobmsg_for_each_attr(cur, data, rem)
|
||
|
fprintf(stdout, " %s", (char *) blobmsg_data(cur));
|
||
|
fprintf(stdout, "\n");
|
||
|
}
|
||
|
|
||
|
static struct json_script_file *
|
||
|
handle_file(struct json_script_ctx *ctx, const char *filename)
|
||
|
{
|
||
|
json_object *obj;
|
||
|
|
||
|
obj = json_object_from_file(filename);
|
||
|
if (!obj) {
|
||
|
fprintf(stderr, "load JSON data from %s failed.\n", filename);
|
||
|
return NULL;
|
||
|
}
|
||
|
|
||
|
blob_buf_init(&b_script, 0);
|
||
|
blobmsg_add_json_element(&b_script, "", obj);
|
||
|
json_object_put(obj);
|
||
|
|
||
|
return json_script_file_from_blobmsg(filename,
|
||
|
blob_data(b_script.head), blob_len(b_script.head));
|
||
|
}
|
||
|
|
||
|
static void usage(const char *prog, int exit_code)
|
||
|
{
|
||
|
fprintf(stderr, "Usage: %s [VARNAME=value] <filename_json_script>\n", prog);
|
||
|
exit(exit_code);
|
||
|
}
|
||
|
|
||
|
int main(int argc, char *argv[])
|
||
|
{
|
||
|
int i;
|
||
|
char *file = NULL;
|
||
|
const char *prog = argv[0];
|
||
|
|
||
|
blobmsg_buf_init(&b_vars);
|
||
|
blobmsg_buf_init(&b_script);
|
||
|
|
||
|
json_script_init(&jctx);
|
||
|
jctx.handle_command = handle_command;
|
||
|
jctx.handle_file = handle_file;
|
||
|
|
||
|
for (i = 1; i < argc; i++) {
|
||
|
char *sep = strchr(argv[i], '=');
|
||
|
if (sep) {
|
||
|
*sep = '\0';
|
||
|
blobmsg_add_string(&b_vars, argv[i], sep + 1);
|
||
|
} else if (!file) {
|
||
|
file = argv[i];
|
||
|
} else {
|
||
|
usage(prog, -1);
|
||
|
}
|
||
|
}
|
||
|
if (i < argc || !file)
|
||
|
usage(prog, -2);
|
||
|
|
||
|
json_script_run(&jctx, file, b_vars.head);
|
||
|
|
||
|
json_script_free(&jctx);
|
||
|
blob_buf_free(&b_script);
|
||
|
blob_buf_free(&b_vars);
|
||
|
|
||
|
return 0;
|
||
|
}
|