xbps/bin/xbps-rindex/remove-obsoletes.c
2020-04-24 11:44:19 +02:00

147 lines
3.3 KiB
C

/*-
* Licensed under the SPDX BSD-2-Clause identifier.
* Use is subject to license terms, as specified in the LICENSE file.
*/
#include <sys/stat.h>
#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <dirent.h>
#include <libgen.h>
#include <assert.h>
#include <xbps.h>
#include "defs.h"
static int
remove_pkg(const char *repodir, const char *file)
{
char *filepath, *sigpath;
int rv = 0;
filepath = xbps_xasprintf("%s/%s", repodir, file);
sigpath = xbps_xasprintf("%s.sig", filepath);
if (remove(filepath) == -1) {
if (errno != ENOENT) {
rv = errno;
fprintf(stderr, "xbps-rindex: failed to remove "
"package `%s': %s\n", file, strerror(rv));
}
}
if (remove(sigpath) == -1) {
if (errno != ENOENT) {
rv = errno;
fprintf(stderr, "xbps-rindex: failed to remove "
"package signature `%s': %s\n", sigpath, strerror(rv));
}
}
free(sigpath);
free(filepath);
return rv;
}
static int
cleaner_cb(struct xbps_handle *xhp, xbps_object_t obj, const char *key UNUSED, void *arg, bool *done UNUSED)
{
struct xbps_repo *repo = ((struct xbps_repo **)arg)[0], *stage = ((struct xbps_repo **)arg)[1];
const char *binpkg;
char *pkgver, *arch = NULL;
int rv;
binpkg = xbps_string_cstring_nocopy(obj);
if (access(binpkg, R_OK) == -1) {
if (errno == ENOENT) {
if ((rv = remove_pkg(repo->uri, binpkg)) != 0)
return 0;
printf("Removed broken package `%s'.\n", binpkg);
}
}
arch = xbps_binpkg_arch(binpkg);
assert(arch);
/* ignore pkgs from other archs */
if (!xbps_pkg_arch_match(xhp, arch, NULL)) {
free(arch);
return 0;
}
free(arch);
pkgver = xbps_binpkg_pkgver(binpkg);
assert(pkgver);
if (xhp->flags & XBPS_FLAG_VERBOSE)
printf("checking %s (%s)\n", pkgver, binpkg);
/*
* If binpkg is not registered in index, remove binpkg.
*/
if (!xbps_repo_get_pkg(repo, pkgver) && !(stage && xbps_repo_get_pkg(stage, pkgver))) {
if ((rv = remove_pkg(repo->uri, binpkg)) != 0) {
free(pkgver);
return 0;
}
printf("Removed obsolete package `%s'.\n", binpkg);
}
free(pkgver);
return 0;
}
int
remove_obsoletes(struct xbps_handle *xhp, const char *repodir)
{
xbps_array_t array = NULL;
struct xbps_repo *repos[2], *repo, *stage;
DIR *dirp;
struct dirent *dp;
char *ext;
int rv = 0;
repo = xbps_repo_public_open(xhp, repodir);
if (repo == NULL) {
if (errno != ENOENT) {
fprintf(stderr, "xbps-rindex: cannot read repository data: %s\n",
strerror(errno));
return -1;
}
return 0;
}
stage = xbps_repo_stage_open(xhp, repodir);
if (chdir(repodir) == -1) {
fprintf(stderr, "xbps-rindex: cannot chdir to %s: %s\n",
repodir, strerror(errno));
rv = errno;
goto out;
}
if ((dirp = opendir(repodir)) == NULL) {
fprintf(stderr, "xbps-rindex: failed to open %s: %s\n",
repodir, strerror(errno));
rv = errno;
goto out;
}
while ((dp = readdir(dirp))) {
if (strcmp(dp->d_name, "..") == 0)
continue;
if ((ext = strrchr(dp->d_name, '.')) == NULL)
continue;
if (strcmp(ext, ".xbps"))
continue;
if (array == NULL)
array = xbps_array_create();
xbps_array_add_cstring(array, dp->d_name);
}
(void)closedir(dirp);
repos[0] = repo;
repos[1] = stage;
rv = xbps_array_foreach_cb_multi(xhp, array, NULL, cleaner_cb, repos);
out:
xbps_repo_release(repo);
xbps_repo_release(stage);
xbps_object_release(array);
return rv;
}