generator: optionally return resulting unit file path in generator_open_unit_file_full()

This is useful if we want to make symlinks to it later.

diff --git a/src/network/generator/main.c b/src/network/generator/main.c
index 540b6df4fc55b824411a45e8e44690c7726178af..4a3ccd6a99239648e39123cda8c17752448b86b6 100644 (file)
--- a/src/network/generator/main.c
+++ b/src/network/generator/main.c
@@ -28,7 +28,13 @@ static int network_save(Network *network, const char *dest_dir) {
 
         assert(network);
 
-        r = generator_open_unit_file_full(dest_dir, NULL, NULL, &f, &temp_path);
+        r = generator_open_unit_file_full(
+                        dest_dir,
+                        /* source= */ NULL,
+                        /* name= */ NULL,
+                        &f,
+                        /* ret_final_path= */ NULL,
+                        &temp_path);
         if (r < 0)
                 return r;
 
@@ -56,7 +62,13 @@ static int netdev_save(NetDev *netdev, const char *dest_dir) {
 
         assert(netdev);
 
-        r = generator_open_unit_file_full(dest_dir, NULL, NULL, &f, &temp_path);
+        r = generator_open_unit_file_full(
+                        dest_dir,
+                        /* source= */ NULL,
+                        /* name= */ NULL,
+                        &f,
+                        /* ret_final_path= */ NULL,
+                        &temp_path);
         if (r < 0)
                 return r;
 
@@ -81,7 +93,13 @@ static int link_save(Link *link, const char *dest_dir) {
 
         assert(link);
 
-        r = generator_open_unit_file_full(dest_dir, NULL, NULL, &f, &temp_path);
+        r = generator_open_unit_file_full(
+                        dest_dir,
+                        /* source= */ NULL,
+                        /* name= */ NULL,
+                        &f,
+                        /* ret_final_path= */ NULL,
+                        &temp_path);
         if (r < 0)
                 return r;
 

diff --git a/src/shared/generator.c b/src/shared/generator.c
index fe58021f000d9c4cebc2bff798b4c7d63697d778..d183eb9654f3045b3ec719ec43e600438a49ba67 100644 (file)
--- a/src/shared/generator.c
+++ b/src/shared/generator.c
@@ -29,6 +29,7 @@ int generator_open_unit_file_full(
                 const char *source,
                 const char *fn,
                 FILE **ret_file,
+                char **ret_final_path,
                 char **ret_temp_path) {
 
         _cleanup_free_ char *p = NULL;
@@ -72,6 +73,10 @@ int generator_open_unit_file_full(
                 program_invocation_short_name);
 
         *ret_file = f;
+
+        if (ret_final_path)
+                *ret_final_path = TAKE_PTR(p);
+
         return 0;
 }
 

diff --git a/src/shared/generator.h b/src/shared/generator.h
index d97d6edc676cf6ef26aa23eb068d42d7ae56c564..c17feafacc257673f4e479f1cd807a862729fd57 100644 (file)
--- a/src/shared/generator.h
+++ b/src/shared/generator.h
@@ -6,10 +6,10 @@
 #include "macro.h"
 #include "main-func.h"
 
-int generator_open_unit_file_full(const char *dest, const char *source, const char *name, FILE **ret_file, char **ret_temp_path);
+int generator_open_unit_file_full(const char *dest, const char *source, const char *name, FILE **ret_file, char **ret_final_path, char **ret_temp_path);
 
 static inline int generator_open_unit_file(const char *dest, const char *source, const char *name, FILE **ret_file) {
-        return generator_open_unit_file_full(dest, source, name, ret_file, NULL);
+        return generator_open_unit_file_full(dest, source, name, ret_file, NULL, NULL);
 }
 
 int generator_add_symlink_full(const char *dir, const char *dst, const char *dep_type, const char *src, const char *instance);