From cccf570355c9ffcf34cea5f70e5714765ab002fe Mon Sep 17 00:00:00 2001
From: Benjamin Berg <bberg@redhat.com>
Date: Fri, 14 Feb 2020 22:43:38 +0100
Subject: core: Move environment generator path lookup into path-lookup.c

---
 src/core/manager.c       | 26 ++++++--------------------
 src/shared/path-lookup.c | 14 ++++++++++++++
 src/shared/path-lookup.h |  1 +
 3 files changed, 21 insertions(+), 20 deletions(-)

(limited to 'src')

diff --git a/src/core/manager.c b/src/core/manager.c
index 25afdbea04..38f7ba1eb8 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -3826,25 +3826,9 @@ static bool generator_path_any(const char* const* paths) {
         return found;
 }
 
-static const char *const system_env_generator_binary_paths[] = {
-        "/run/systemd/system-environment-generators",
-        "/etc/systemd/system-environment-generators",
-        "/usr/local/lib/systemd/system-environment-generators",
-        SYSTEM_ENV_GENERATOR_PATH,
-        NULL
-};
-
-static const char *const user_env_generator_binary_paths[] = {
-        "/run/systemd/user-environment-generators",
-        "/etc/systemd/user-environment-generators",
-        "/usr/local/lib/systemd/user-environment-generators",
-        USER_ENV_GENERATOR_PATH,
-        NULL
-};
-
 static int manager_run_environment_generators(Manager *m) {
         char **tmp = NULL; /* this is only used in the forked process, no cleanup here */
-        const char *const *paths;
+        _cleanup_strv_free_ char **paths = NULL;
         void* args[] = {
                 [STDOUT_GENERATE] = &tmp,
                 [STDOUT_COLLECT] = &tmp,
@@ -3855,13 +3839,15 @@ static int manager_run_environment_generators(Manager *m) {
         if (MANAGER_IS_TEST_RUN(m) && !(m->test_run_flags & MANAGER_TEST_RUN_ENV_GENERATORS))
                 return 0;
 
-        paths = MANAGER_IS_SYSTEM(m) ? system_env_generator_binary_paths : user_env_generator_binary_paths;
+        paths = env_generator_binary_paths(MANAGER_IS_SYSTEM(m));
+        if (!paths)
+                return log_oom();
 
-        if (!generator_path_any(paths))
+        if (!generator_path_any((const char* const*) paths))
                 return 0;
 
         RUN_WITH_UMASK(0022)
-                r = execute_directories(paths, DEFAULT_TIMEOUT_USEC, gather_environment,
+                r = execute_directories((const char* const*) paths, DEFAULT_TIMEOUT_USEC, gather_environment,
                                         args, NULL, m->transient_environment, EXEC_DIR_PARALLEL | EXEC_DIR_IGNORE_ERRORS);
         return r;
 }
diff --git a/src/shared/path-lookup.c b/src/shared/path-lookup.c
index 5b16209745..c98d699424 100644
--- a/src/shared/path-lookup.c
+++ b/src/shared/path-lookup.c
@@ -837,3 +837,17 @@ char **generator_binary_paths(UnitFileScope scope) {
                 assert_not_reached("Hmm, unexpected scope.");
         }
 }
+
+char **env_generator_binary_paths(bool is_system) {
+
+        if (is_system)
+                return strv_new("/run/systemd/system-environment-generators",
+                                "/etc/systemd/system-environment-generators",
+                                "/usr/local/lib/systemd/system-environment-generators",
+                                SYSTEM_ENV_GENERATOR_PATH);
+        else
+                return strv_new("/run/systemd/user-environment-generators",
+                                "/etc/systemd/user-environment-generators",
+                                "/usr/local/lib/systemd/user-environment-generators",
+                                USER_ENV_GENERATOR_PATH);
+}
diff --git a/src/shared/path-lookup.h b/src/shared/path-lookup.h
index f0762d248a..b99e918144 100644
--- a/src/shared/path-lookup.h
+++ b/src/shared/path-lookup.h
@@ -72,3 +72,4 @@ void lookup_paths_flush_generator(LookupPaths *p);
 void lookup_paths_free(LookupPaths *p);
 
 char **generator_binary_paths(UnitFileScope scope);
+char **env_generator_binary_paths(bool is_system);
-- 
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