Merge branch 'en/header-split-cleanup'

Split key function and data structure definitions out of cache.h to
new header files and adjust the users.

* en/header-split-cleanup:
  csum-file.h: remove unnecessary inclusion of cache.h
  write-or-die.h: move declarations for write-or-die.c functions from cache.h
  treewide: remove cache.h inclusion due to setup.h changes
  setup.h: move declarations for setup.c functions from cache.h
  treewide: remove cache.h inclusion due to environment.h changes
  environment.h: move declarations for environment.c functions from cache.h
  treewide: remove unnecessary includes of cache.h
  wrapper.h: move declarations for wrapper.c functions from cache.h
  path.h: move function declarations for path.c functions from cache.h
  cache.h: remove expand_user_path()
  abspath.h: move absolute path functions from cache.h
  environment: move comment_line_char from cache.h
  treewide: remove unnecessary cache.h inclusion from several sources
  treewide: remove unnecessary inclusion of gettext.h
  treewide: be explicit about dependence on gettext.h
  treewide: remove unnecessary cache.h inclusion from a few headers

1 files changed, 2 insertions, 0 deletions

diff --git a/mailmap.c b/mailmap.c
index a302335129..74fd9db448 100644
--- a/mailmap.c
+++ b/mailmap.c
@@ -1,7 +1,9 @@
 #include "cache.h"
+#include "environment.h"
 #include "string-list.h"
 #include "mailmap.h"
 #include "object-store.h"
+#include "setup.h"
 
 const char *git_mailmap_file;
 const char *git_mailmap_blob;