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-rw-r--r--lib/libalpm/util.c278
1 files changed, 10 insertions, 268 deletions
diff --git a/lib/libalpm/util.c b/lib/libalpm/util.c
index 1f7b7190..f821beb2 100644
--- a/lib/libalpm/util.c
+++ b/lib/libalpm/util.c
@@ -27,38 +27,23 @@
#include <stdio.h>
#include <stdlib.h>
-#ifdef __sun__
-#include <alloca.h>
-#endif
#include <string.h>
-#include <unistd.h>
-#include <errno.h>
#include <fcntl.h>
+#include <unistd.h>
#include <ctype.h>
#include <dirent.h>
#include <time.h>
#include <syslog.h>
-#include <sys/wait.h>
-#if defined(__APPLE__) || defined(__OpenBSD__)
-#include <sys/syslimits.h>
-#endif
-#if defined(__APPLE__) || defined(__OpenBSD__) || defined(__sun__)
-#include <sys/stat.h>
-#endif
-#ifdef CYGWIN
-#include <limits.h> /* PATH_MAX */
-#endif
-#include <sys/statvfs.h>
-#ifndef __sun__
-#include <mntent.h>
-#endif
+#include <errno.h>
+
+/* libarchive */
+#include <archive.h>
+#include <archive_entry.h>
/* libalpm */
#include "util.h"
#include "alpm_list.h"
#include "log.h"
-#include "trans.h"
-#include "sync.h"
#include "error.h"
#include "package.h"
#include "alpm.h"
@@ -266,6 +251,9 @@ int _alpm_unpack(const char *archive, const char *prefix, const char *fn)
register struct archive *_archive;
struct archive_entry *entry;
char expath[PATH_MAX];
+ const int archive_flags = ARCHIVE_EXTRACT_OWNER |
+ ARCHIVE_EXTRACT_PERM |
+ ARCHIVE_EXTRACT_TIME;
ALPM_LOG_FUNC;
@@ -288,7 +276,7 @@ int _alpm_unpack(const char *archive, const char *prefix, const char *fn)
}
snprintf(expath, PATH_MAX, "%s/%s", prefix, archive_entry_pathname(entry));
archive_entry_set_pathname(entry, expath);
- if(archive_read_extract(_archive, entry, ARCHIVE_EXTRACT_FLAGS) != ARCHIVE_OK) {
+ if(archive_read_extract(_archive, entry, archive_flags) != ARCHIVE_OK) {
_alpm_log(PM_LOG_ERROR, _("could not extract %s: %s\n"), archive_entry_pathname(entry), archive_error_string(_archive));
return(1);
}
@@ -388,252 +376,6 @@ int _alpm_ldconfig(const char *root)
return(0);
}
-/* A cheap grep for text files, returns 1 if a substring
- * was found in the text file fn, 0 if it wasn't
- */
-static int grep(const char *fn, const char *needle)
-{
- FILE *fp;
-
- if((fp = fopen(fn, "r")) == NULL) {
- return(0);
- }
- while(!feof(fp)) {
- char line[1024];
- fgets(line, 1024, fp);
- if(feof(fp)) {
- continue;
- }
- if(strstr(line, needle)) {
- fclose(fp);
- return(1);
- }
- }
- fclose(fp);
- return(0);
-}
-
-int _alpm_runscriptlet(const char *root, const char *installfn,
- const char *script, const char *ver,
- const char *oldver, pmtrans_t *trans)
-{
- char scriptfn[PATH_MAX];
- char cmdline[PATH_MAX];
- char tmpdir[PATH_MAX] = "";
- char *scriptpath;
- struct stat buf;
- char cwd[PATH_MAX] = "";
- pid_t pid;
- int retval = 0;
-
- ALPM_LOG_FUNC;
-
- if(stat(installfn, &buf)) {
- /* not found */
- _alpm_log(PM_LOG_DEBUG, "scriptlet '%s' not found", installfn);
- return(0);
- }
-
- if(!strcmp(script, "pre_upgrade") || !strcmp(script, "pre_install")) {
- snprintf(tmpdir, PATH_MAX, "%stmp/", root);
- if(stat(tmpdir, &buf)) {
- _alpm_makepath(tmpdir);
- }
- snprintf(tmpdir, PATH_MAX, "%stmp/alpm_XXXXXX", root);
- if(mkdtemp(tmpdir) == NULL) {
- _alpm_log(PM_LOG_ERROR, _("could not create temp directory"));
- return(1);
- }
- _alpm_unpack(installfn, tmpdir, ".INSTALL");
- snprintf(scriptfn, PATH_MAX, "%s/.INSTALL", tmpdir);
- /* chop off the root so we can find the tmpdir in the chroot */
- scriptpath = scriptfn + strlen(root) - 1;
- } else {
- strncpy(scriptfn, installfn, PATH_MAX);
- /* chop off the root so we can find the tmpdir in the chroot */
- scriptpath = scriptfn + strlen(root) - 1;
- }
-
- if(!grep(scriptfn, script)) {
- /* script not found in scriptlet file */
- goto cleanup;
- }
-
- /* save the cwd so we can restore it later */
- if(getcwd(cwd, PATH_MAX) == NULL) {
- _alpm_log(PM_LOG_ERROR, _("could not get current working directory"));
- /* in case of error, cwd content is undefined: so we set it to something */
- cwd[0] = 0;
- }
-
- /* just in case our cwd was removed in the upgrade operation */
- if(chdir(root) != 0) {
- _alpm_log(PM_LOG_ERROR, _("could not change directory to %s (%s)"), root, strerror(errno));
- goto cleanup;
- }
-
- _alpm_log(PM_LOG_DEBUG, _("executing %s script..."), script);
-
- if(oldver) {
- snprintf(cmdline, PATH_MAX, "source %s %s %s %s",
- scriptpath, script, ver, oldver);
- } else {
- snprintf(cmdline, PATH_MAX, "source %s %s %s",
- scriptpath, script, ver);
- }
- _alpm_log(PM_LOG_DEBUG, "%s", cmdline);
-
- pid = fork();
- if(pid == -1) {
- _alpm_log(PM_LOG_ERROR, _("could not fork a new process (%s)"), strerror(errno));
- retval = 1;
- goto cleanup;
- }
-
- if(pid == 0) {
- FILE *pp;
- _alpm_log(PM_LOG_DEBUG, _("chrooting in %s"), root);
- if(chroot(root) != 0) {
- _alpm_log(PM_LOG_ERROR, _("could not change the root directory (%s)"), strerror(errno));
- return(1);
- }
- if(chdir("/") != 0) {
- _alpm_log(PM_LOG_ERROR, _("could not change directory to / (%s)"), strerror(errno));
- return(1);
- }
- umask(0022);
- _alpm_log(PM_LOG_DEBUG, _("executing \"%s\""), cmdline);
- pp = popen(cmdline, "r");
- if(!pp) {
- _alpm_log(PM_LOG_ERROR, _("call to popen failed (%s)"), strerror(errno));
- retval = 1;
- goto cleanup;
- }
- while(!feof(pp)) {
- char line[1024];
- if(fgets(line, 1024, pp) == NULL)
- break;
- /*TODO clean this code up, remove weird SCRIPTLET_START/DONE,
- * (void*)atol call, etc. */
- /* "START <event desc>" */
- if((strlen(line) > strlen(SCRIPTLET_START))
- && !strncmp(line, SCRIPTLET_START, strlen(SCRIPTLET_START))) {
- EVENT(trans, PM_TRANS_EVT_SCRIPTLET_START,
- _alpm_strtrim(line + strlen(SCRIPTLET_START)), NULL);
- /* "DONE <ret code>" */
- } else if((strlen(line) > strlen(SCRIPTLET_DONE))
- && !strncmp(line, SCRIPTLET_DONE, strlen(SCRIPTLET_DONE))) {
- EVENT(trans, PM_TRANS_EVT_SCRIPTLET_DONE,
- (void*)atol(_alpm_strtrim(line + strlen(SCRIPTLET_DONE))),
- NULL);
- } else {
- _alpm_strtrim(line);
- /* log our script output */
- alpm_logaction(line);
- EVENT(trans, PM_TRANS_EVT_SCRIPTLET_INFO, line, NULL);
- }
- }
- pclose(pp);
- exit(0);
- } else {
- if(waitpid(pid, 0, 0) == -1) {
- _alpm_log(PM_LOG_ERROR, _("call to waitpid failed (%s)"),
- strerror(errno));
- retval = 1;
- goto cleanup;
- }
- }
-
-cleanup:
- if(strlen(tmpdir) && _alpm_rmrf(tmpdir)) {
- _alpm_log(PM_LOG_WARNING, _("could not remove tmpdir %s"), tmpdir);
- }
- if(strlen(cwd)) {
- chdir(cwd);
- }
-
- return(retval);
-}
-
-#ifndef __sun__
-static long long get_freespace()
-{
- struct mntent *mnt;
- const char *table = MOUNTED;
- FILE *fp;
- long long ret=0;
-
- if((fp = setmntent(table, "r")) == NULL) {
- _alpm_log(PM_LOG_ERROR, _("cannot read disk space information from %s: %s"),
- table, strerror(errno));
- return(-1);
- }
-
- while ((mnt = getmntent(fp)))
- {
- struct statvfs64 buf;
-
- statvfs64(mnt->mnt_dir, &buf);
- ret += buf.f_bavail * buf.f_bsize;
- }
-
- endmntent(fp);
-
- return(ret);
-}
-
-int _alpm_check_freespace(pmtrans_t *trans, alpm_list_t **data)
-{
- alpm_list_t *i;
- long long pkgsize=0, freespace;
-
- ALPM_LOG_FUNC;
-
- for(i = trans->packages; i; i = i->next) {
- if(trans->type == PM_TRANS_TYPE_SYNC)
- {
- pmsyncpkg_t *sync = i->data;
- if(sync->type != PM_SYNC_TYPE_REPLACE) {
- pmpkg_t *pkg = sync->pkg;
- pkgsize += alpm_pkg_get_isize(pkg);
- }
- }
- else
- {
- pmpkg_t *pkg = i->data;
- pkgsize += alpm_pkg_get_size(pkg);
- }
- }
- freespace = get_freespace();
- _alpm_log(PM_LOG_DEBUG, _("check_freespace: total pkg size: %lld, disk space: %lld"), pkgsize, freespace);
- if(pkgsize > freespace) {
- if(data) {
- long long *ptr;
- if((ptr = (long long*)malloc(sizeof(long long)))==NULL) {
- _alpm_log(PM_LOG_ERROR, _("malloc failure: could not allocate %d bytes"), sizeof(long long));
- pm_errno = PM_ERR_MEMORY;
- return(-1);
- }
- *ptr = pkgsize;
- *data = alpm_list_add(*data, ptr);
- if((ptr = (long long*)malloc(sizeof(long long)))==NULL) {
- _alpm_log(PM_LOG_ERROR, _("malloc failure: could not allocate %d bytes"), sizeof(long long));
- FREELIST(*data);
- pm_errno = PM_ERR_MEMORY;
- return(-1);
- }
- *ptr = freespace;
- *data = alpm_list_add(*data, ptr);
- }
- pm_errno = PM_ERR_DISK_FULL;
- return(-1);
- }
- else {
- return(0);
- }
-}
-#endif
-
/* convert a time_t to a string - buffer MUST be large enough for
* YYYYMMDDHHMMSS - 15 chars */
void _alpm_time2string(time_t t, char *buffer)
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-05-24 16:50:53 +0200