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-rw-r--r--src/core/execute.c19
-rw-r--r--src/core/service.c6
-rw-r--r--src/core/socket.c1
-rw-r--r--src/core/unit.c7
4 files changed, 11 insertions, 22 deletions
diff --git a/src/core/execute.c b/src/core/execute.c
index d8452a666c..2544a2470c 100644
--- a/src/core/execute.c
+++ b/src/core/execute.c
@@ -2398,12 +2398,11 @@ void exec_status_dump(ExecStatus *s, FILE *f, const char *prefix) {
assert(s);
assert(f);
- if (!prefix)
- prefix = "";
-
if (s->pid <= 0)
return;
+ prefix = strempty(prefix);
+
fprintf(f,
"%sPID: "PID_FMT"\n",
prefix, s->pid);
@@ -2463,21 +2462,16 @@ char *exec_command_line(char **argv) {
}
void exec_command_dump(ExecCommand *c, FILE *f, const char *prefix) {
- _cleanup_free_ char *p2 = NULL;
- const char *prefix2;
-
_cleanup_free_ char *cmd = NULL;
+ const char *prefix2;
assert(c);
assert(f);
- if (!prefix)
- prefix = "";
- p2 = strappend(prefix, "\t");
- prefix2 = p2 ? p2 : prefix;
+ prefix = strempty(prefix);
+ prefix2 = strappenda(prefix, "\t");
cmd = exec_command_line(c->argv);
-
fprintf(f,
"%sCommand Line: %s\n",
prefix, cmd ? cmd : strerror(ENOMEM));
@@ -2488,8 +2482,7 @@ void exec_command_dump(ExecCommand *c, FILE *f, const char *prefix) {
void exec_command_dump_list(ExecCommand *c, FILE *f, const char *prefix) {
assert(f);
- if (!prefix)
- prefix = "";
+ prefix = strempty(prefix);
LIST_FOREACH(command, c, c)
exec_command_dump(c, f, prefix);
diff --git a/src/core/service.c b/src/core/service.c
index 6a4665a1ae..887b1c8514 100644
--- a/src/core/service.c
+++ b/src/core/service.c
@@ -463,16 +463,14 @@ static int service_load(Unit *u) {
}
static void service_dump(Unit *u, FILE *f, const char *prefix) {
-
ServiceExecCommand c;
Service *s = SERVICE(u);
const char *prefix2;
- _cleanup_free_ char *p2 = NULL;
assert(s);
- p2 = strappend(prefix, "\t");
- prefix2 = p2 ? p2 : prefix;
+ prefix = strempty(prefix);
+ prefix2 = strappenda(prefix, "\t");
fprintf(f,
"%sService State: %s\n"
diff --git a/src/core/socket.c b/src/core/socket.c
index 1189f451d2..7ca8edbda8 100644
--- a/src/core/socket.c
+++ b/src/core/socket.c
@@ -471,6 +471,7 @@ static void socket_dump(Unit *u, FILE *f, const char *prefix) {
assert(s);
assert(f);
+ prefix = strempty(prefix);
prefix2 = strappenda(prefix, "\t");
fprintf(f,
diff --git a/src/core/unit.c b/src/core/unit.c
index 08e74b4160..56102b360d 100644
--- a/src/core/unit.c
+++ b/src/core/unit.c
@@ -791,7 +791,6 @@ void unit_dump(Unit *u, FILE *f, const char *prefix) {
char *t, **j;
UnitDependency d;
Iterator i;
- _cleanup_free_ char *p2 = NULL;
const char *prefix2;
char
timestamp1[FORMAT_TIMESTAMP_MAX],
@@ -806,10 +805,8 @@ void unit_dump(Unit *u, FILE *f, const char *prefix) {
assert(u);
assert(u->type >= 0);
- if (!prefix)
- prefix = "";
- p2 = strappend(prefix, "\t");
- prefix2 = p2 ? p2 : prefix;
+ prefix = strempty(prefix);
+ prefix2 = strappenda(prefix, "\t");
fprintf(f,
"%s-> Unit %s:\n"