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/**
* @file cmd_add.c
* @author Michal Vasko <mvasko@cesnet.cz>
* @author Radek Krejci <rkrejci@cesnet.cz>
* @brief 'add' command of the libyang's yanglint tool.
*
* Copyright (c) 2015-2020 CESNET, z.s.p.o.
*
* This source code is licensed under BSD 3-Clause License (the "License").
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://opensource.org/licenses/BSD-3-Clause
*/
#define _GNU_SOURCE
#include "cmd.h"
#include <getopt.h>
#include <libgen.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include "libyang.h"
#include "common.h"
void
cmd_add_help(void)
{
printf("Usage: add [-iD] <schema1> [<schema2> ...]\n"
" Add a new module from a specific file.\n\n"
" -D, --disable-searchdir\n"
" Do not implicitly search in current working directory for\n"
" the import schema modules. If specified a second time, do not\n"
" even search in the module directory (all modules must be \n"
" explicitly specified).\n"
" -F FEATURES, --features=FEATURES\n"
" Features to support, default all in all implemented modules.\n"
" Specify separately for each module.\n"
" <modname>:[<feature>,]*\n"
" -i, --make-implemented\n"
" Make the imported modules \"referenced\" from any loaded\n"
" <schema> module also implemented. If specified a second time,\n"
" all the modules are set implemented.\n");
}
void
cmd_add(struct ly_ctx **ctx, const char *cmdline)
{
int argc = 0;
char **argv = NULL;
int opt, opt_index;
struct option options[] = {
{"disable-searchdir", no_argument, NULL, 'D'},
{"features", required_argument, NULL, 'F'},
{"help", no_argument, NULL, 'h'},
{"make-implemented", no_argument, NULL, 'i'},
{NULL, 0, NULL, 0}
};
uint16_t options_ctx = 0;
const char *all_features[] = {"*", NULL};
struct ly_set fset = {0};
if (parse_cmdline(cmdline, &argc, &argv)) {
goto cleanup;
}
while ((opt = getopt_long(argc, argv, "D:F:hi", options, &opt_index)) != -1) {
switch (opt) {
case 'D': /* --disable--search */
if (options_ctx & LY_CTX_DISABLE_SEARCHDIRS) {
YLMSG_W("The -D option specified too many times.\n");
}
if (options_ctx & LY_CTX_DISABLE_SEARCHDIR_CWD) {
options_ctx &= ~LY_CTX_DISABLE_SEARCHDIR_CWD;
options_ctx |= LY_CTX_DISABLE_SEARCHDIRS;
} else {
options_ctx |= LY_CTX_DISABLE_SEARCHDIR_CWD;
}
break;
case 'F': /* --features */
if (parse_features(optarg, &fset)) {
goto cleanup;
}
break;
case 'h':
cmd_add_help();
goto cleanup;
case 'i': /* --make-implemented */
if (options_ctx & LY_CTX_REF_IMPLEMENTED) {
options_ctx &= ~LY_CTX_REF_IMPLEMENTED;
options_ctx |= LY_CTX_ALL_IMPLEMENTED;
} else {
options_ctx |= LY_CTX_REF_IMPLEMENTED;
}
break;
default:
YLMSG_E("Unknown option.\n");
goto cleanup;
}
}
if (argc == optind) {
/* no argument */
cmd_add_help();
goto cleanup;
}
if (!fset.count) {
/* no features, enable all of them */
options_ctx |= LY_CTX_ENABLE_IMP_FEATURES;
}
if (options_ctx) {
ly_ctx_set_options(*ctx, options_ctx);
}
for (int i = 0; i < argc - optind; i++) {
/* process the schema module files */
LY_ERR ret;
uint8_t path_unset = 1; /* flag to unset the path from the searchpaths list (if not already present) */
char *dir, *module;
const char **features = NULL;
struct ly_in *in = NULL;
if (parse_schema_path(argv[optind + i], &dir, &module)) {
goto cleanup;
}
/* add temporarily also the path of the module itself */
if (ly_ctx_set_searchdir(*ctx, dirname(dir)) == LY_EEXIST) {
path_unset = 0;
}
/* get features list for this module */
if (!fset.count) {
features = all_features;
} else {
get_features(&fset, module, &features);
}
/* temporary cleanup */
free(dir);
free(module);
/* prepare input handler */
ret = ly_in_new_filepath(argv[optind + i], 0, &in);
if (ret) {
goto cleanup;
}
/* parse the file */
ret = lys_parse(*ctx, in, LYS_IN_UNKNOWN, features, NULL);
ly_in_free(in, 1);
ly_ctx_unset_searchdir_last(*ctx, path_unset);
if (ret) {
/* libyang printed the error messages */
goto cleanup;
}
}
cleanup:
if (options_ctx) {
ly_ctx_unset_options(*ctx, options_ctx);
}
ly_set_erase(&fset, free_features);
free_cmdline(argv);
}
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