/*
Copyright(C) 2017, Red Hat, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see .
*/
#include
#include
#include
#include "objects.h"
#include "utils.h"
struct {
bool debug;
bool hide_kabi;
bool hide_kabi_new;
FILE *file;
} show_config = {false, false, false, NULL};
static void show_usage()
{
printf("Usage:\n"
"\tshow [options] kabi_file...\n"
"\nOptions:\n"
" -h, --help:\t\tshow this message\n"
" -k, --hide-kabi:\thide changes made by RH_KABI_REPLACE()\n"
" -n, --hide-kabi-new:\n\t\t\thide the kabi trickery made by"
" RH_KABI_REPLACE, but show the new field\n"
" -d, --debug:\tprint the raw tree\n"
" --no-offset:\tdon't display the offset of struct fields\n");
exit(1);
}
/*
* Performs the show command
*/
int show(int argc, char **argv)
{
obj_t *root;
int opt, opt_index, ret = 0;
struct option loptions[] = {
{"debug", no_argument, 0, 'd'},
{"hide-kabi", no_argument, 0, 'k'},
{"hide-kabi-new", no_argument, 0, 'n'},
{"help", no_argument, 0, 'h'},
{"no-offset", no_argument, &display_options.no_offset, 1},
{0, 0, 0, 0}
};
memset(&display_options, 0, sizeof(display_options));
while ((opt = getopt_long(argc, argv, "dknh",
loptions, &opt_index)) != -1) {
switch (opt) {
case 0:
break;
case 'd':
show_config.debug = true;
break;
case 'n':
show_config.hide_kabi_new = true;
/* fall through */
case 'k':
show_config.hide_kabi = true;
break;
case 'h':
default:
show_usage();
}
}
if (optind >= argc)
show_usage();
while (optind < argc) {
char *fn = argv[optind++];
show_config.file = safe_fopen(fn);
root = obj_parse(show_config.file, fn);
if (show_config.hide_kabi)
obj_hide_kabi(root, show_config.hide_kabi_new);
if (show_config.debug)
obj_debug_tree(root);
obj_print_tree(root);
if (optind < argc)
putchar('\n');
obj_free(root);
fclose(show_config.file);
}
return ret;
}