Merge branch 'master' into sp/mmap

* master:
  Documentation/config.txt (and repo-config manpage): mark-up fix.
  Teach Git how to parse standard power of 2 suffixes.
  Use /dev/null for update hook stdin.
  Redirect update hook stdout to stderr.
  Remove unnecessary argc parameter from run_command_v.
  Automatically detect a bare git repository.
  Replace "GIT_DIR" with GIT_DIR_ENVIRONMENT.
  Use PATH_MAX constant for --bare.
  Force core.filemode to false on Cygwin.
  Fix formatting for urls section of fetch, pull, and push manpages
  Fix yet another subtle xdl_merge() bug
  i18n: drop "encoding" header in the output after re-coding.
  commit-tree: cope with different ways "utf-8" can be spelled.
  Move commit reencoding parameter parsing to revision.c
  Documentation: minor rewording for git-log and git-show pages.
  Documentation: i18n commit log message notes.
  t3900: test log --encoding=none
  commit re-encoding: fix confusion between no and default conversion.

1 files changed, 4 insertions, 4 deletions

diff --git a/git.c b/git.c
index 50ebd869ad..c82ca458e4 100644
--- 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[1024];
-			setenv("GIT_DIR", getcwd(git_dir, 1024), 1);
+			static char git_dir[PATH_MAX+1];
+			setenv(GIT_DIR_ENVIRONMENT, getcwd(git_dir, sizeof(git_dir)), 1);
 		} else {
 			fprintf(stderr, "Unknown option: %s\n", cmd);
 			usage(git_usage_string);