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-rw-r--r--lib/libalpm/trans.c53
1 files changed, 35 insertions, 18 deletions
diff --git a/lib/libalpm/trans.c b/lib/libalpm/trans.c
index fbc5feec..cb97a4aa 100644
--- a/lib/libalpm/trans.c
+++ b/lib/libalpm/trans.c
@@ -275,40 +275,50 @@ static int grep(const char *fn, const char *needle)
return 0;
}
-int _alpm_runscriptlet(alpm_handle_t *handle, const char *installfn,
- const char *script, const char *ver, const char *oldver)
+int _alpm_runscriptlet(alpm_handle_t *handle, const char *filepath,
+ const char *script, const char *ver, const char *oldver, int is_archive)
{
- char scriptfn[PATH_MAX];
char cmdline[PATH_MAX];
- char tmpdir[PATH_MAX];
char *argv[] = { "sh", "-c", cmdline, NULL };
- char *scriptpath;
+ char *tmpdir, *scriptfn = NULL, *scriptpath;
int retval = 0;
+ size_t len;
- if(_alpm_access(handle, NULL, installfn, R_OK) != 0) {
- _alpm_log(handle, ALPM_LOG_DEBUG, "scriptlet '%s' not found\n", installfn);
+ if(_alpm_access(handle, NULL, filepath, R_OK) != 0) {
+ _alpm_log(handle, ALPM_LOG_DEBUG, "scriptlet '%s' not found\n", filepath);
return 0;
}
- /* creates a directory in $root/tmp/ for copying/extracting the scriptlet */
- snprintf(tmpdir, PATH_MAX, "%stmp/", handle->root);
+ if(!is_archive && !grep(filepath, script)) {
+ /* script not found in scriptlet file; we can only short-circuit this early
+ * if it is an actual scriptlet file and not an archive. */
+ return 0;
+ }
+
+ /* create a directory in $root/tmp/ for copying/extracting the scriptlet */
+ len = strlen(handle->root) + strlen("tmp/alpm_XXXXXX") + 1;
+ MALLOC(tmpdir, len, RET_ERR(handle, ALPM_ERR_MEMORY, -1));
+ snprintf(tmpdir, len, "%stmp/", handle->root);
if(access(tmpdir, F_OK) != 0) {
_alpm_makepath_mode(tmpdir, 01777);
}
- snprintf(tmpdir, PATH_MAX, "%stmp/alpm_XXXXXX", handle->root);
+ snprintf(tmpdir, len, "%stmp/alpm_XXXXXX", handle->root);
if(mkdtemp(tmpdir) == NULL) {
_alpm_log(handle, ALPM_LOG_ERROR, _("could not create temp directory\n"));
+ free(tmpdir);
return 1;
}
/* either extract or copy the scriptlet */
- snprintf(scriptfn, PATH_MAX, "%s/.INSTALL", tmpdir);
- if(strcmp(script, "pre_upgrade") == 0 || strcmp(script, "pre_install") == 0) {
- if(_alpm_unpack_single(handle, installfn, tmpdir, ".INSTALL")) {
+ len += strlen("/.INSTALL");
+ MALLOC(scriptfn, len, RET_ERR(handle, ALPM_ERR_MEMORY, -1));
+ snprintf(scriptfn, len, "%s/.INSTALL", tmpdir);
+ if(is_archive) {
+ if(_alpm_unpack_single(handle, filepath, tmpdir, ".INSTALL")) {
retval = 1;
}
} else {
- if(_alpm_copyfile(installfn, scriptfn)) {
+ if(_alpm_copyfile(filepath, scriptfn)) {
_alpm_log(handle, ALPM_LOG_ERROR, _("could not copy tempfile to %s (%s)\n"), scriptfn, strerror(errno));
retval = 1;
}
@@ -317,8 +327,8 @@ int _alpm_runscriptlet(alpm_handle_t *handle, const char *installfn,
goto cleanup;
}
- if(!grep(scriptfn, script)) {
- /* script not found in scriptlet file */
+ if(is_archive && !grep(scriptfn, script)) {
+ /* script not found in extracted scriptlet file */
goto cleanup;
}
@@ -338,10 +348,17 @@ int _alpm_runscriptlet(alpm_handle_t *handle, const char *installfn,
retval = _alpm_run_chroot(handle, "/bin/sh", argv);
cleanup:
- if(_alpm_rmrf(tmpdir)) {
- _alpm_log(handle, ALPM_LOG_WARNING, _("could not remove tmpdir %s\n"), tmpdir);
+ if(scriptfn && unlink(scriptfn)) {
+ _alpm_log(handle, ALPM_LOG_WARNING,
+ _("could not remove %s\n"), scriptfn);
+ }
+ if(rmdir(tmpdir)) {
+ _alpm_log(handle, ALPM_LOG_WARNING,
+ _("could not remove tmpdir %s\n"), tmpdir);
}
+ free(scriptfn);
+ free(tmpdir);
return retval;
}