Extract common hash table initialization code to helper function

diff --git a/src/ccache.c b/src/ccache.c
index 6f1c47bc372897fe2e1fdcd09a0de9b26907967f..a7ee69aa0ce04d28541f499ca4b9fb4a3914a405 100644 (file)
--- a/src/ccache.c
+++ b/src/ccache.c
@@ -818,6 +818,16 @@ make_relative_path(char *path)
        }
 }
 
+static void
+init_included_files_table(void)
+{
+       // (This function may be called multiple times if several -arch options are
+       // used.)
+       if (!included_files) {
+               included_files = create_hashtable(1000, hash_from_string, strings_equal);
+       }
+}
+
 // This function reads and hashes a file. While doing this, it also does these
 // things:
 //
@@ -849,9 +859,7 @@ process_preprocessed_file(struct hash *hash, const char *path, bool pump)
                free(p);
        }
 
-       if (!included_files) {
-               included_files = create_hashtable(1000, hash_from_string, strings_equal);
-       }
+       init_included_files_table();
 
        char *cwd = gnu_getcwd();
 
@@ -1111,9 +1119,7 @@ object_hash_from_depfile(const char *depfile, struct hash *hash)
                return NULL;
        }
 
-       if (!included_files) {
-               included_files = create_hashtable(1000, hash_from_string, strings_equal);
-       }
+       init_included_files_table();
 
        char buf[10000];
        while (fgets(buf, sizeof(buf), f) && !ferror(f)) {