main.c
author Dan Winship <danw@gnome.org>
Fri Feb 29 15:09:44 2008 -0500 (2008-02-29)
changeset 139 a416240614e3
parent 129 d221757574c1
child 151 ae6ceb604f54
permissions -rw-r--r--
add somewhat inefficient file dep removal code

(fwiw, the comment on the previous commit was incorrect)
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#include <stdlib.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <dirent.h>
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#include <curl/curl.h>
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#include <fnmatch.h>
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#include "razor.h"
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static const char *repo_filename = "system.repo";
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static const char *rawhide_repo_filename = "rawhide.repo";
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static const char *updated_repo_filename = "system-updated.repo";
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static int
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command_list(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	struct razor_package_iterator *pi;
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	struct razor_package *package;
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	const char *pattern = argv[0], *name, *version;
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	set = razor_set_open(repo_filename);
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	pi = razor_package_iterator_create(set);
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	while (razor_package_iterator_next(pi, &package, &name, &version)) {
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		if (pattern && fnmatch(pattern, name, 0) != 0)
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			continue;
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		printf("%s-%s\n", name, version);
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	}
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	razor_package_iterator_destroy(pi);
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	razor_set_destroy(set);
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	return 0;
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}
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static int
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list_properties(const char *package_name,
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		enum razor_property_type required_type)
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{
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	struct razor_set *set;
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	struct razor_property *property;
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	struct razor_package *package;
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	struct razor_property_iterator *pi;
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	const char *name, *version;
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	enum razor_property_type type;
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	enum razor_version_relation relation;
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	set = razor_set_open(repo_filename);
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	if (package_name)
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		package = razor_set_get_package(set, package_name);
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	else
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		package = NULL;
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	pi = razor_property_iterator_create(set, package);
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	while (razor_property_iterator_next(pi, &property,
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					    &name, &relation, &version,
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					    &type)) {
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		if (type != required_type)
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			continue;
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		if (version[0] == '\0')
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			printf("%s\n", name);
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		else
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			printf("%s %s %s\n", name,
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			       razor_version_relations[relation], version);
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	}
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	razor_property_iterator_destroy(pi);
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	razor_set_destroy(set);
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	return 0;
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}
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static int
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command_list_requires(int argc, const char *argv[])
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{
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	return list_properties(argv[0], RAZOR_PROPERTY_REQUIRES);
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}
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static int
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command_list_provides(int argc, const char *argv[])
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{
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	return list_properties(argv[0], RAZOR_PROPERTY_PROVIDES);
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}
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static int
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command_list_obsoletes(int argc, const char *argv[])
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{
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	return list_properties(argv[0], RAZOR_PROPERTY_OBSOLETES);
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}
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static int
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command_list_conflicts(int argc, const char *argv[])
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{
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	return list_properties(argv[0], RAZOR_PROPERTY_CONFLICTS);
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}
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static int
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command_list_files(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	set = razor_set_open(repo_filename);
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	if (set == NULL)
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		return 1;
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	razor_set_list_files(set, argv[0]);
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	razor_set_destroy(set);
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	return 0;
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}
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static int
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command_list_file_packages(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	struct razor_package_iterator *pi;
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	struct razor_package *package;
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	const char *name, *version;
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	set = razor_set_open(repo_filename);
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	if (set == NULL)
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		return 1;
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	pi = razor_package_iterator_create_for_file(set, argv[0]);
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	while (razor_package_iterator_next(pi, &package, &name, &version))
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		printf("%s-%s\n", name, version);
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	razor_package_iterator_destroy(pi);
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	razor_set_destroy(set);
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	return 0;
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}
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static int
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command_list_package_files(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	set = razor_set_open(repo_filename);
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	if (set == NULL)
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		return 1;
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	razor_set_list_package_files(set, argv[0]);
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	razor_set_destroy(set);
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	return 0;
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}
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static void
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list_packages_for_property(struct razor_set *set,
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			   struct razor_property *property)
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{
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	struct razor_package_iterator *pi;
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	struct razor_package *package;
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	const char *name, *version;
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	pi = razor_package_iterator_create_for_property(set, property);
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	while (razor_package_iterator_next(pi, &package, &name, &version))
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		printf("%s-%s\n", name, version);
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	razor_package_iterator_destroy(pi);
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}
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static int
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list_property_packages(const char *ref_name,
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		       const char *ref_version,
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		       enum razor_property_type ref_type)
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{
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	struct razor_set *set;
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	struct razor_property *property;
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	struct razor_property_iterator *pi;
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	const char *name, *version;
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	enum razor_property_type type;
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	enum razor_version_relation relation;
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	if (ref_name == NULL)
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		return 0;
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	set = razor_set_open(repo_filename);
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	if (set == NULL)
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		return 1;
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	pi = razor_property_iterator_create(set, NULL);
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	while (razor_property_iterator_next(pi, &property,
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					    &name, &relation, &version,
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					    &type)) {
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		if (strcmp(ref_name, name) != 0)
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			continue;
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		if (ref_version && relation == RAZOR_VERSION_EQUAL &&
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		    strcmp(ref_version, version) != 0)
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			continue;
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		if (ref_type != type)
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			continue;
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		list_packages_for_property(set, property);
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	}
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	razor_property_iterator_destroy(pi);
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	return 0;
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}
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static int
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command_what_requires(int argc, const char *argv[])
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{
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	return list_property_packages(argv[0], argv[1],
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				      RAZOR_PROPERTY_REQUIRES);
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}
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static int
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command_what_provides(int argc, const char *argv[])
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{
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	return list_property_packages(argv[0], argv[1],
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				      RAZOR_PROPERTY_PROVIDES);
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}
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static int
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show_progress(void *clientp,
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	      double dltotal, double dlnow, double ultotal, double ulnow)
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{
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	const char *file = clientp;
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	if (!dlnow < dltotal)
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		fprintf(stderr, "\rdownloading %s, %dkB/%dkB",
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			file, (int) dlnow / 1024, (int) dltotal / 1024);
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	else
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		fprintf(stderr, "\n");
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	return 0;
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}
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static int
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download_if_missing(CURL *curl, const char *url, const char *file)
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{
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	struct stat buf;
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	char error[256];
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	FILE *fp;
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	CURLcode res;
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	char buffer[256];
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	curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, error);
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	curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 0);
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	curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, show_progress);
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	curl_easy_setopt(curl, CURLOPT_PROGRESSDATA, file);
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	if (stat(file, &buf) < 0) {
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		fp = fopen(file, "w");
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		snprintf(buffer, sizeof buffer, "%s/%s", url, file);
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		curl_easy_setopt(curl, CURLOPT_WRITEDATA, fp);
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		curl_easy_setopt(curl, CURLOPT_URL, buffer);
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		res = curl_easy_perform(curl);
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		fclose(fp);
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		if (res != CURLE_OK) {
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			fprintf(stderr, "curl error: %s\n", error);
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			unlink(file);
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			return -1;
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		}
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	}
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	return 0;
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}
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#define REPO_URL "http://download.fedora.redhat.com" \
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	"/pub/fedora/linux/development/i386/os/repodata"
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static int
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command_import_yum(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	CURL *curl;
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	curl = curl_easy_init();
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	if (curl == NULL)
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		return 1;
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	if (download_if_missing(curl, REPO_URL, "primary.xml.gz") < 0)
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		return -1;
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	if (download_if_missing(curl, REPO_URL, "filelists.xml.gz") < 0)
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		return -1;
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	curl_easy_cleanup(curl);
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	set = razor_set_create_from_yum();
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	if (set == NULL)
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		return 1;
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	razor_set_write(set, rawhide_repo_filename);
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	razor_set_destroy(set);
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	printf("wrote %s\n", rawhide_repo_filename);
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	return 0;
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}
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static int
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command_import_rpmdb(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	set = razor_set_create_from_rpmdb();
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	if (set == NULL)
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		return 1;
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	razor_set_write(set, repo_filename);
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	razor_set_destroy(set);
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	printf("wrote %s\n", repo_filename);
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	return 0;
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}
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static int
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command_validate(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	set = razor_set_open(repo_filename);
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	if (set == NULL)
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		return 1;
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	razor_set_list_unsatisfied(set);
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	razor_set_destroy(set);
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	return 0;
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}
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static int
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command_update(int argc, const char *argv[])
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{
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	struct razor_set *set, *upstream;
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	struct razor_transaction *trans;
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	set = razor_set_open(repo_filename);
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	upstream = razor_set_open(rawhide_repo_filename);
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	if (set == NULL || upstream == NULL)
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		return 1;
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	trans = razor_transaction_create(set, upstream, argc, argv, 0, NULL);
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	razor_transaction_describe(trans);
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	if (trans->errors)
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		return 1;
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	set = razor_transaction_run(trans);
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	razor_transaction_destroy(trans);
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	razor_set_write(set, updated_repo_filename);
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	razor_set_destroy(set);
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	razor_set_destroy(upstream);
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	printf("wrote system-updated.repo\n");
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	return 0;
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}
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static int
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command_remove(int argc, const char *argv[])
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{
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	struct razor_set *set;
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	struct razor_transaction *trans;
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	set = razor_set_open(repo_filename);
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	if (set == NULL)
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		return 1;
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	trans = razor_transaction_create(set, NULL, 0, NULL, argc, argv);
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	razor_transaction_describe(trans);
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	if (trans->errors)
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		return 1;
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	set = razor_transaction_run(trans);
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	razor_transaction_destroy(trans);
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	razor_set_write(set, updated_repo_filename);
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	razor_set_destroy(set);
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	printf("wrote system-updated.repo\n");
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	return 0;
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}
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static void
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print_diff(const char *name,
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	   const char *old_version, const char *new_version, void *data)
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{
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	if (old_version)
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		printf("removing %s %s\n", name, old_version);
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	else
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		printf("install %s %s\n", name, new_version);
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}
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static int
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command_diff(int argc, const char *argv[])
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{
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	struct razor_set *set, *updated;
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	set = razor_set_open(repo_filename);
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	updated = razor_set_open(updated_repo_filename);
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	if (set == NULL || updated == NULL)
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		return 1;
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	razor_set_diff(set, updated, print_diff, NULL);	
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	razor_set_destroy(set);
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	razor_set_destroy(updated);
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	return 0;
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}
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static int
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command_import_rpms(int argc, const char *argv[])
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{
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	DIR *dir;
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	struct dirent *de;
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	struct razor_importer *importer;
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	struct razor_set *set;
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	struct razor_rpm *rpm;
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	int len;
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	char filename[256];
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	const char *dirname = argv[0];
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	if (dirname == NULL) {
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		fprintf(stderr, "usage: razor import-rpms DIR\n");
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		return -1;
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	}
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	dir = opendir(dirname);
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	if (dir == NULL) {
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		fprintf(stderr, "couldn't read dir %s\n", dirname);
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		return -1;
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	}
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	importer = razor_importer_new();
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	while (de = readdir(dir), de != NULL) {
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		len = strlen(de->d_name);
krh@75
   423
		if (len < 5 || strcmp(de->d_name + len - 4, ".rpm") != 0)
krh@75
   424
		    continue;
krh@75
   425
		snprintf(filename, sizeof filename,
krh@75
   426
			 "%s/%s", dirname, de->d_name);
krh@77
   427
		rpm = razor_rpm_open(filename);
krh@77
   428
		if (rpm == NULL) {
krh@77
   429
			fprintf(stderr,
krh@77
   430
				"failed to open rpm \"%s\"\n", filename);
krh@77
   431
			continue;
krh@77
   432
		}
krh@77
   433
		if (razor_importer_add_rpm(importer, rpm)) {
krh@75
   434
			fprintf(stderr, "couldn't import %s\n", filename);
krh@75
   435
			break;
krh@75
   436
		}
krh@77
   437
		razor_rpm_close(rpm);
krh@75
   438
	}
krh@75
   439
krh@75
   440
	if (de != NULL) {
krh@75
   441
		razor_importer_destroy(importer);
krh@75
   442
		return -1;
krh@75
   443
	}
krh@75
   444
krh@75
   445
	set = razor_importer_finish(importer);
krh@75
   446
krh@75
   447
	razor_set_write(set, repo_filename);
krh@75
   448
	razor_set_destroy(set);
krh@75
   449
	printf("wrote %s\n", repo_filename);
krh@74
   450
krh@74
   451
	return 0;
krh@74
   452
}
krh@74
   453
krh@77
   454
static int
krh@77
   455
command_install(int argc, const char *argv[])
krh@77
   456
{
krh@77
   457
	struct razor_rpm *rpm;
krh@77
   458
	const char *filename = argv[0];
krh@77
   459
	struct stat buf;
krh@77
   460
	const char root[] = "install";
krh@77
   461
krh@77
   462
	if (stat(root, &buf) < 0) {
krh@77
   463
		if (mkdir(root, 0777) < 0) {
krh@77
   464
			fprintf(stderr,
krh@77
   465
				"could not create install root \"%s\"\n",
krh@77
   466
				root);
krh@77
   467
			return -1;
krh@77
   468
		}
krh@77
   469
		fprintf(stderr, "created install root \"%s\"\n", root);
krh@77
   470
	} else if (!S_ISDIR(buf.st_mode)) {
krh@77
   471
		fprintf(stderr,
krh@77
   472
			"install root \"%s\" exists, but is not a directory\n",
krh@77
   473
			root);
krh@77
   474
		return -1;
krh@77
   475
	}
krh@77
   476
krh@77
   477
	rpm = razor_rpm_open(filename);
krh@77
   478
	if (rpm == NULL) {
krh@77
   479
		fprintf(stderr, "failed to open rpm %s\n", filename);
krh@77
   480
		return -1;
krh@77
   481
	}
krh@77
   482
	if (razor_rpm_install(rpm, root) < 0) {
krh@77
   483
		fprintf(stderr, "failed to install rpm %s\n", filename);
krh@77
   484
		return -1;
krh@77
   485
	}
krh@77
   486
	
krh@77
   487
	razor_rpm_close(rpm);
krh@77
   488
krh@77
   489
	return 0;
krh@77
   490
}
krh@77
   491
krh@43
   492
static struct {
krh@43
   493
	const char *name;
krh@43
   494
	const char *description;
krh@43
   495
	int (*func)(int argc, const char *argv[]);
krh@43
   496
} razor_commands[] = {
krh@43
   497
	{ "list", "list all packages", command_list },
krh@67
   498
	{ "list-requires", "list all requires for the given package", command_list_requires },
krh@75
   499
	{ "list-provides", "list all provides for the given package", command_list_provides },
krh@75
   500
	{ "list-obsoletes", "list all obsoletes for the given package", command_list_obsoletes },
krh@75
   501
	{ "list-conflicts", "list all conflicts for the given package", command_list_conflicts },
krh@48
   502
	{ "list-files", "list files for package set", command_list_files },
krh@52
   503
	{ "list-file-packages", "list packages owning file", command_list_file_packages },
krh@56
   504
	{ "list-package-files", "list files in package", command_list_package_files },
krh@43
   505
	{ "what-requires", "list the packages that have the given requires", command_what_requires },
krh@43
   506
	{ "what-provides", "list the packages that have the given provides", command_what_provides },
krh@75
   507
	{ "import-yum", "import yum metadata files", command_import_yum },
krh@43
   508
	{ "import-rpmdb", "import the system rpm database", command_import_rpmdb },
krh@75
   509
	{ "import-rpms", "import rpms from the given directory", command_import_rpms },
krh@43
   510
	{ "validate", "validate a package set", command_validate },
krh@44
   511
	{ "update", "update all or specified packages", command_update },
danw@129
   512
	{ "remove", "remove specified packages", command_remove },
krh@77
   513
	{ "diff", "show diff between two package sets", command_diff },
krh@77
   514
	{ "install", "install rpm", command_install }
krh@43
   515
};
krh@43
   516
krh@43
   517
static int
krh@43
   518
usage(void)
krh@43
   519
{
krh@43
   520
	int i;
krh@43
   521
krh@43
   522
	printf("usage:\n");
krh@43
   523
	for (i = 0; i < ARRAY_SIZE(razor_commands); i++)
krh@43
   524
		printf("  %-20s%s\n",
krh@43
   525
		       razor_commands[i].name, razor_commands[i].description);
krh@43
   526
krh@43
   527
	return 1;
krh@43
   528
}
krh@43
   529
krh@43
   530
int
krh@43
   531
main(int argc, const char *argv[])
krh@43
   532
{
krh@43
   533
	char *repo;
krh@43
   534
	int i;
krh@43
   535
krh@43
   536
	repo = getenv("RAZOR_REPO");
krh@43
   537
	if (repo != NULL)
krh@43
   538
		repo_filename = repo;
krh@43
   539
krh@43
   540
	if (argc < 2)
krh@43
   541
		return usage();
krh@43
   542
krh@43
   543
	for (i = 0; i < ARRAY_SIZE(razor_commands); i++)
krh@43
   544
		if (strcmp(razor_commands[i].name, argv[1]) == 0)
krh@43
   545
			return razor_commands[i].func(argc - 2, argv + 2);
krh@43
   546
krh@43
   547
	return usage();
krh@43
   548
}