Replace "GIT_DIR" with GIT_DIR_ENVIRONMENT.

We tend to use the nice constant GIT_DIR_ENVIRONMENT when we
are referring to the "GIT_DIR" constant, but git.c didn't do
so.  Now it does.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/git.c b/git.c
index ec897dc88c4b258a959db825f7ee2f6ec9f129de..c82ca458e47186cd926dc83030cb7a6c8a697e8d 100644 (file)
--- a/git.c
+++ b/git.c
@@ -63,14 +63,14 @@ static int handle_options(const char*** argv, int* argc)
                                fprintf(stderr, "No directory given for --git-dir.\n" );
                                usage(git_usage_string);
                        }
-                       setenv("GIT_DIR", (*argv)[1], 1);
+                       setenv(GIT_DIR_ENVIRONMENT, (*argv)[1], 1);
                        (*argv)++;
                        (*argc)--;
                } else if (!strncmp(cmd, "--git-dir=", 10)) {
-                       setenv("GIT_DIR", cmd + 10, 1);
+                       setenv(GIT_DIR_ENVIRONMENT, cmd + 10, 1);
                } else if (!strcmp(cmd, "--bare")) {
                        static char git_dir[PATH_MAX+1];
-                       setenv("GIT_DIR", getcwd(git_dir, sizeof(git_dir)), 1);
+                       setenv(GIT_DIR_ENVIRONMENT, getcwd(git_dir, sizeof(git_dir)), 1);
                } else {
                        fprintf(stderr, "Unknown option: %s\n", cmd);
                        usage(git_usage_string);