basic/main-func: also close the pager automatically

We generally want to close the pager last. This patch closes the pager last,
after the static destuctor calls. This means that they can do logging and such
like during normal program runtime.

src/basic/main-func.h

@@ -3,6 +3,7 @@
 
 #include <stdlib.h>
 
+#include "pager.h"
 #include "static-destruct.h"
 
 #define _DEFINE_MAIN_FUNCTION(impl, ret)                                \
@@ -10,6 +11,7 @@
                 int r;                                                  \
                 r = impl(argc, argv);                                   \
                 static_destruct();                                      \
+                pager_close();                                          \
                 return ret;                                             \
         }
 

src/login/inhibit.c

@@ -282,12 +282,10 @@ static int run(int argc, char *argv[]) {
         if (r < 0)
                 return log_error_errno(r, "Failed to connect to bus: %m");
 
-        if (arg_action == ACTION_LIST) {
-                r = print_inhibitors(bus);
-                pager_close();
-                return r;
+        if (arg_action == ACTION_LIST)
+                return print_inhibitors(bus);
 
-        } else {
+        else {
                 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
                 _cleanup_close_ int fd = -1;
                 _cleanup_free_ char *w = NULL;

src/sysctl/sysctl.c

@@ -266,21 +266,19 @@ static int parse_argv(int argc, char *argv[]) {
 
 static int run(int argc, char *argv[]) {
         _cleanup_(ordered_hashmap_free_free_freep) OrderedHashmap *sysctl_options = NULL;
-        int r = 0, k;
+        int r, k;
 
         r = parse_argv(argc, argv);
         if (r <= 0)
-                goto finish;
+                return r;
 
         log_setup_service();
 
         umask(0022);
 
         sysctl_options = ordered_hashmap_new(&path_hash_ops);
-        if (!sysctl_options) {
-                r = log_oom();
-                goto finish;
-        }
+        if (!sysctl_options)
+                return log_oom();
 
         r = 0;
 
@@ -297,16 +295,13 @@ static int run(int argc, char *argv[]) {
                 char **f;
 
                 r = conf_files_list_strv(&files, ".conf", NULL, 0, (const char**) CONF_PATHS_STRV("sysctl.d"));
-                if (r < 0) {
-                        log_error_errno(r, "Failed to enumerate sysctl.d files: %m");
-                        goto finish;
-                }
+                if (r < 0)
+                        return log_error_errno(r, "Failed to enumerate sysctl.d files: %m");
 
                 if (arg_cat_config) {
                         (void) pager_open(arg_pager_flags);
 
-                        r = cat_files(NULL, files, 0);
-                        goto finish;
+                        return cat_files(NULL, files, 0);
                 }
 
                 STRV_FOREACH(f, files) {
@@ -320,9 +315,6 @@ static int run(int argc, char *argv[]) {
         if (k < 0 && r == 0)
                 r = k;
 
-finish:
-        pager_close();
-
         return r;
 }