[PATCH v2 0/4] Remove the_repository global for am, annotate, apply, archive builtins

Remove the_repository global variable for the annotate, apply, and archive bulitins.

Changes since V1:

 * in patch 1, only pass in repo to the bulitin if the repo exists

John Cai (4):
  git: pass in repo for RUN_SETUP_GENTLY
  annotate: remove usage of the_repository global
  apply: remove the_repository global variable
  archive: remove the_repository global variable

 builtin/annotate.c |  5 ++---
 builtin/apply.c    |  9 ++++-----
 builtin/archive.c  |  5 ++---
 git.c              | 11 +++++++++--
 4 files changed, 17 insertions(+), 13 deletions(-)

base-commit: 3857aae53f3633b7de63ad640737c657387ae0c6
Published-As: https://github.com/gitgitgadget/git/releases/tag/pr-git-1788%2Fjohn-cai%2Fjc%2Fremove-global-repo-a-v2
Fetch-It-Via: git fetch https://github.com/gitgitgadget/git pr-git-1788/john-cai/jc/remove-global-repo-a-v2
Pull-Request: https://github.com/git/git/pull/1788

Range-diff vs v1:

 1:  eceb2d835be ! 1:  5d72c31c6f3 git: pass in repo for RUN_SETUP_GENTLY
     @@ Commit message
          Signed-off-by: John Cai <johncai86@gmail.com>
      
       ## git.c ##
     +@@ git.c: static int handle_alias(int *argcp, const char ***argv)
     + 
     + static int run_builtin(struct cmd_struct *p, int argc, const char **argv, struct repository *repo)
     + {
     +-	int status, help;
     ++	int status, help, repo_exists;
     + 	struct stat st;
     + 	const char *prefix;
     + 	int run_setup = (p->option & (RUN_SETUP | RUN_SETUP_GENTLY));
     +@@ git.c: static int run_builtin(struct cmd_struct *p, int argc, const char **argv, struct
     + 
     + 	if (run_setup & RUN_SETUP) {
     + 		prefix = setup_git_directory();
     ++		repo_exists = 1;
     + 	} else if (run_setup & RUN_SETUP_GENTLY) {
     + 		int nongit_ok;
     + 		prefix = setup_git_directory_gently(&nongit_ok);
     ++
     ++		if (!nongit_ok)
     ++			repo_exists = 1;
     + 	} else {
     + 		prefix = NULL;
     + 	}
      @@ git.c: static int run_builtin(struct cmd_struct *p, int argc, const char **argv, struct
       	trace2_cmd_name(p->cmd);
       
     @@ git.c: static int run_builtin(struct cmd_struct *p, int argc, const char **argv,
      +	status = p->fn(argc,
      +		       argv,
      +		       prefix,
     -+		       ((p->option & RUN_SETUP) || (p->option & RUN_SETUP_GENTLY))? repo : NULL);
     ++		       repo_exists ? repo : NULL);
       	validate_cache_entries(repo->index);
       
       	if (status)
 2:  1bf2b017dd3 = 2:  2a29d113815 annotate: remove usage of the_repository global
 3:  4ce463defa8 = 3:  d64955a2e27 apply: remove the_repository global variable
 4:  f6c32ec609c = 4:  857291d7f7d archive: remove the_repository global variable