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authorJan Synacek <jsynacek@redhat.com>2015-06-17 13:53:04 +0200
committerJan Synacek <jsynacek@redhat.com>2015-06-18 13:46:08 +0200
commit9ef5d8f2cb1ea25eb83d741dfd8a9d393757b6db (patch)
tree4d43bb0ba35c8148125aaeb0676768b5ba94a0f3 /src/systemctl/systemctl.c
parenta028d19ba5d866c36d1c647a24cfba889cd28a9d (diff)
systemctl: fix edit when EDITOR contains arguments
Correctly support cases when the EDITOR environment variable and friends also contain arguments. For example, to run emacs in terminal only, one can say: EDITOR="emacs -nw" systemctl edit myservice
Diffstat (limited to 'src/systemctl/systemctl.c')
-rw-r--r--src/systemctl/systemctl.c37
1 files changed, 25 insertions, 12 deletions
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index 23fc946fbf..538838b7fc 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -5855,23 +5855,15 @@ static int run_editor(char **paths) {
if (pid == 0) {
const char **args;
- char *editor;
+ char *editor, **editor_args = NULL;
char **tmp_path, **original_path, *p;
- unsigned i = 1;
+ unsigned n_editor_args = 0, i = 1;
size_t argc;
(void) reset_all_signal_handlers();
(void) reset_signal_mask();
argc = strv_length(paths)/2 + 1;
- args = newa(const char*, argc + 1);
-
- args[0] = NULL;
- STRV_FOREACH_PAIR(original_path, tmp_path, paths) {
- args[i] = *tmp_path;
- i++;
- }
- args[argc] = NULL;
/* SYSTEMD_EDITOR takes precedence over EDITOR which takes precedence over VISUAL
* If neither SYSTEMD_EDITOR nor EDITOR nor VISUAL are present,
@@ -5884,9 +5876,30 @@ static int run_editor(char **paths) {
editor = getenv("VISUAL");
if (!isempty(editor)) {
- args[0] = editor;
- execvp(editor, (char* const*) args);
+ editor_args = strv_split(editor, WHITESPACE);
+ if (!editor_args) {
+ (void) log_oom();
+ _exit(EXIT_FAILURE);
+ }
+ n_editor_args = strv_length(editor_args);
+ argc += n_editor_args - 1;
}
+ args = newa(const char*, argc + 1);
+
+ if (n_editor_args > 0) {
+ args[0] = editor_args[0];
+ for (; i < n_editor_args; i++)
+ args[i] = editor_args[i];
+ }
+
+ STRV_FOREACH_PAIR(original_path, tmp_path, paths) {
+ args[i] = *tmp_path;
+ i++;
+ }
+ args[i] = NULL;
+
+ if (n_editor_args > 0)
+ execvp(args[0], (char* const*) args);
FOREACH_STRING(p, "editor", "nano", "vim", "vi") {
args[0] = p;