Teach git var about GIT_EDITOR

[git.git] / editor.c

diff --git a/editor.c b/editor.c
index 3f1375114c989c0d58dd3e2fd285ba149c4e70a2..70618f106699ececf18357b63f1cf394d1f2f3bb 100644 (file)
--- a/editor.c
+++ b/editor.c
@@ -2,7 +2,7 @@
 #include "strbuf.h"
 #include "run-command.h"
 
-int launch_editor(const char *path, struct strbuf *buffer, const char *const *env)
+const char *git_editor(void)
 {
        const char *editor = getenv("GIT_EDITOR");
        const char *terminal = getenv("TERM");
@@ -16,11 +16,21 @@ int launch_editor(const char *path, struct strbuf *buffer, const char *const *en
                editor = getenv("EDITOR");
 
        if (!editor && terminal_is_dumb)
-               return error("terminal is dumb, but EDITOR unset");
+               return NULL;
 
        if (!editor)
                editor = "vi";
 
+       return editor;
+}
+
+int launch_editor(const char *path, struct strbuf *buffer, const char *const *env)
+{
+       const char *editor = git_editor();
+
+       if (!editor)
+               return error("Terminal is dumb, but EDITOR unset");
+
        if (strcmp(editor, ":")) {
                size_t len = strlen(editor);
                int i = 0;