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Diffstat (limited to 'src/binfmt')
-rw-r--r--src/binfmt/binfmt.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/src/binfmt/binfmt.c b/src/binfmt/binfmt.c
index 5e812e89a5..06aee22dc0 100644
--- a/src/binfmt/binfmt.c
+++ b/src/binfmt/binfmt.c
@@ -10,6 +10,7 @@
#include <sys/types.h>
#include "alloc-util.h"
+#include "binfmt-util.h"
#include "conf-files.h"
#include "def.h"
#include "fd-util.h"
@@ -24,6 +25,7 @@
static bool arg_cat_config = false;
static PagerFlags arg_pager_flags = 0;
+static bool arg_unregister = false;
static int delete_rule(const char *rule) {
_cleanup_free_ char *x = NULL, *fn = NULL;
@@ -115,6 +117,7 @@ static int help(void) {
" --version Show package version\n"
" --cat-config Show configuration files\n"
" --no-pager Do not pipe output into a pager\n"
+ " --unregister Unregister all existing entries\n"
"\nSee the %s for details.\n"
, program_invocation_short_name
, link
@@ -128,6 +131,7 @@ static int parse_argv(int argc, char *argv[]) {
ARG_VERSION = 0x100,
ARG_CAT_CONFIG,
ARG_NO_PAGER,
+ ARG_UNREGISTER,
};
static const struct option options[] = {
@@ -135,6 +139,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "version", no_argument, NULL, ARG_VERSION },
{ "cat-config", no_argument, NULL, ARG_CAT_CONFIG },
{ "no-pager", no_argument, NULL, ARG_NO_PAGER },
+ { "unregister", no_argument, NULL, ARG_UNREGISTER },
{}
};
@@ -161,6 +166,10 @@ static int parse_argv(int argc, char *argv[]) {
arg_pager_flags |= PAGER_DISABLE;
break;
+ case ARG_UNREGISTER:
+ arg_unregister = true;
+ break;
+
case '?':
return -EINVAL;
@@ -168,9 +177,9 @@ static int parse_argv(int argc, char *argv[]) {
assert_not_reached("Unhandled option");
}
- if (arg_cat_config && argc > optind)
+ if ((arg_unregister || arg_cat_config) && argc > optind)
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
- "Positional arguments are not allowed with --cat-config");
+ "Positional arguments are not allowed with --cat-config or --unregister");
return 1;
}
@@ -188,6 +197,9 @@ static int run(int argc, char *argv[]) {
r = 0;
+ if (arg_unregister)
+ return disable_binfmt();
+
if (argc > optind) {
int i;