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authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2016-02-15 19:06:53 -0500
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2016-02-15 19:06:53 -0500
commitc11bda1e3ca774ec09adab868e716dd8a84d5614 (patch)
tree9db1920782bbc1dc7b0ec02a07b6a3ae8ef92e71 /src
parent4524439edb7d6050ba8a7779cdb7305e6ceb621c (diff)
systemctl: fix style to avoid modification of array passed by caller
Followup for 4524439edb7d.
Diffstat (limited to 'src')
-rw-r--r--src/shared/bus-util.c31
-rw-r--r--src/shared/bus-util.h2
-rw-r--r--src/systemctl/systemctl.c5
3 files changed, 18 insertions, 20 deletions
diff --git a/src/shared/bus-util.c b/src/shared/bus-util.c
index 1fcf3f6a7f..c87eaf63d8 100644
--- a/src/shared/bus-util.c
+++ b/src/shared/bus-util.c
@@ -2028,8 +2028,8 @@ static const struct {
{ "start-limit", "start of the service was attempted too often" }
};
-static void log_job_error_with_service_result(const char* service, const char *result, const char** extra_args) {
- _cleanup_free_ char *service_shell_quoted = NULL, *_systemctl, *_journalctl;
+static void log_job_error_with_service_result(const char* service, const char *result, const char* const* extra_args) {
+ _cleanup_free_ char *service_shell_quoted = NULL;
const char *systemctl = "systemctl", *journalctl = "journalct";
assert(service);
@@ -2037,13 +2037,11 @@ static void log_job_error_with_service_result(const char* service, const char *r
service_shell_quoted = shell_maybe_quote(service);
if (extra_args && extra_args[1]) {
- assert(extra_args[0] == NULL);
+ _cleanup_free_ char *t;
- extra_args[0] = "systemctl";
- systemctl = _systemctl = strv_join((char**) extra_args, " ");
-
- extra_args[0] = "journalctl";
- journalctl = _journalctl = strv_join((char**) extra_args, " ");
+ t = strv_join((char**) extra_args, " ");
+ systemctl = strjoina("systemctl ", t ?: "<args>", NULL);
+ journalctl = strjoina("journalctl ", t ?: "<args>", NULL);
}
if (!isempty(result)) {
@@ -2058,29 +2056,30 @@ static void log_job_error_with_service_result(const char* service, const char *r
"See \"%s status %s\" and \"%s -xe\" for details.\n",
service,
explanations[i].explanation,
- systemctl ?: "systemctl <args>",
+ systemctl,
service_shell_quoted ?: "<service>",
- journalctl ?: "journalctl <args>");
+ journalctl);
goto finish;
}
}
- log_error("Job for %s failed. See \"%s status %s\" and \"%s -xe\" for details.\n",
+ log_error("Job for %s failed.\n"
+ "See \"%s status %s\" and \"%s -xe\" for details.\n",
service,
- systemctl ?: "systemctl <args>",
+ systemctl,
service_shell_quoted ?: "<service>",
- journalctl ?: "journalctl <args>");
+ journalctl);
finish:
/* For some results maybe additional explanation is required */
if (streq_ptr(result, "start-limit"))
log_info("To force a start use \"%1$s reset-failed %2$s\"\n"
"followed by \"%1$s start %2$s\" again.",
- systemctl ?: "systemctl <args>",
+ systemctl,
service_shell_quoted ?: "<service>");
}
-static int check_wait_response(BusWaitForJobs *d, bool quiet, const char** extra_args) {
+static int check_wait_response(BusWaitForJobs *d, bool quiet, const char* const* extra_args) {
int r = 0;
assert(d->result);
@@ -2131,7 +2130,7 @@ static int check_wait_response(BusWaitForJobs *d, bool quiet, const char** extra
return r;
}
-int bus_wait_for_jobs(BusWaitForJobs *d, bool quiet, const char** extra_args) {
+int bus_wait_for_jobs(BusWaitForJobs *d, bool quiet, const char* const* extra_args) {
int r = 0;
assert(d);
diff --git a/src/shared/bus-util.h b/src/shared/bus-util.h
index 26d338beec..fcda1b2c6c 100644
--- a/src/shared/bus-util.h
+++ b/src/shared/bus-util.h
@@ -180,7 +180,7 @@ typedef struct BusWaitForJobs BusWaitForJobs;
int bus_wait_for_jobs_new(sd_bus *bus, BusWaitForJobs **ret);
void bus_wait_for_jobs_free(BusWaitForJobs *d);
int bus_wait_for_jobs_add(BusWaitForJobs *d, const char *path);
-int bus_wait_for_jobs(BusWaitForJobs *d, bool quiet, const char** extra_args);
+int bus_wait_for_jobs(BusWaitForJobs *d, bool quiet, const char* const* extra_args);
int bus_wait_for_jobs_one(BusWaitForJobs *d, const char *path, bool quiet);
DEFINE_TRIVIAL_CLEANUP_FUNC(BusWaitForJobs*, bus_wait_for_jobs_free);
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index 44c13cf4d7..c75d12c136 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -2778,10 +2778,9 @@ static int start_unit(int argc, char *argv[], void *userdata) {
}
if (!arg_no_block) {
- int q, arg_count = 1;
- const char* extra_args[5] = {NULL};
+ int q, arg_count = 0;
+ const char* extra_args[4] = {};
- /* leave first empty for the actual command name*/
if (arg_scope != UNIT_FILE_SYSTEM)
extra_args[arg_count++] = "--user";