[PATCH 00/47] nd/setup updates on pu

Only tests are updated to eliminate bashisms. Tested on busybox ash.

Jonathan Nieder (2):
  git-rev-parse.txt: clarify --git-dir
  t0001: test git init when run via an alias

Michael J Gruber (1):
  t1020-subdirectory: test alias expansion in a subdirectory

Nguyễn Thái Ngọc Duy (44):
  builtins: print setup info if repo is found
  Add t1510 and basic rules that run repo setup
  t1510: setup case #0
  t1510: setup case #1
  t1510: setup case #2
  t1510: setup case #3
  t1510: setup case #4
  t1510: setup case #5
  t1510: setup case #6
  t1510: setup case #7
  t1510: setup case #8
  t1510: setup case #9
  t1510: setup case #10
  t1510: setup case #11
  t1510: setup case #12
  t1510: setup case #13
  t1510: setup case #14
  t1510: setup case #15
  t1510: setup case #16
  t1510: setup case #17
  t1510: setup case #18
  t1510: setup case #19
  t1510: setup case #20
  t1510: setup case #21
  t1510: setup case #22
  t1510: setup case #23
  t1510: setup case #24
  t1510: setup case #25
  t1510: setup case #26
  t1510: setup case #27
  t1510: setup case #28
  t1510: setup case #29
  t1510: setup case #30
  t1510: setup case #31
  rev-parse: prints --git-dir relative to user's cwd
  Add git_config_early()
  Use git_config_early() instead of git_config() during repo setup
  setup: limit get_git_work_tree()'s to explicit setup case only
  setup: clean up setup_bare_git_dir()
  setup: clean up setup_discovered_git_dir()
  setup: rework setup_explicit_git_dir()
  Remove all logic from get_git_work_tree()
  Revert "Documentation: always respect core.worktree if set"
  git.txt: correct where --work-tree path is relative to

 Documentation/config.txt        |   23 +-
 Documentation/git-rev-parse.txt |    7 +-
 Documentation/git.txt           |    2 +-
 builtin/init-db.c               |   13 +-
 builtin/rev-parse.c             |    6 +-
 cache.h                         |    2 +
 config.c                        |   19 +-
 environment.c                   |   26 +-
 git.c                           |    4 +
 setup.c                         |  230 ++-
 t/t0001-init.sh                 |   56 +
 t/t1020-subdirectory.sh         |    8 +
 t/t1510-repo-setup.sh           | 4532 +++++++++++++++++++++++++++++++++++++++
 trace.c                         |   42 +
 14 files changed, 4835 insertions(+), 135 deletions(-)
 create mode 100755 t/t1510-repo-setup.sh