treewide: replace cache.h with more direct headers, where possible

Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/advice.c b/advice.c
index fd18968..a5ea460 100644
--- a/advice.c
+++ b/advice.c
@@ -1,6 +1,8 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "advice.h"
 #include "config.h"
 #include "color.h"
+#include "gettext.h"
 #include "help.h"
 #include "string-list.h"
 
diff --git a/decorate.c b/decorate.c
index 2036d15..71e79da 100644
--- a/decorate.c
+++ b/decorate.c
@@ -2,7 +2,8 @@
  * decorate.c - decorate a git object with some arbitrary
  * data.
  */
-#include "cache.h"
+#include "git-compat-util.h"
+#include "hashmap.h"
 #include "object.h"
 #include "decorate.h"
 
diff --git a/diffcore-order.c b/diffcore-order.c
index 19e7331..57ccab2 100644
--- a/diffcore-order.c
+++ b/diffcore-order.c
@@ -1,7 +1,8 @@
 /*
  * Copyright (C) 2005 Junio C Hamano
  */
-#include "cache.h"
+#include "git-compat-util.h"
+#include "gettext.h"
 #include "diff.h"
 #include "diffcore.h"
 
diff --git a/diffcore-rename.c b/diffcore-rename.c
index 62c0299..7e9ff96 100644
--- a/diffcore-rename.c
+++ b/diffcore-rename.c
@@ -2,15 +2,19 @@
  *
  * Copyright (C) 2005 Junio C Hamano
  */
-#include "cache.h"
+#include "git-compat-util.h"
 #include "alloc.h"
 #include "diff.h"
 #include "diffcore.h"
 #include "object-store.h"
 #include "hashmap.h"
+#include "mem-pool.h"
+#include "oid-array.h"
 #include "progress.h"
 #include "promisor-remote.h"
+#include "string-list.h"
 #include "strmap.h"
+#include "trace2.h"
 
 /* Table of rename/copy destinations */
 
diff --git a/diffcore-rotate.c b/diffcore-rotate.c
index 445f060..533986c 100644
--- a/diffcore-rotate.c
+++ b/diffcore-rotate.c
@@ -2,7 +2,8 @@
  * Copyright (C) 2021, Google LLC.
  * Based on diffcore-order.c, which is Copyright (C) 2005, Junio C Hamano
  */
-#include "cache.h"
+#include "git-compat-util.h"
+#include "gettext.h"
 #include "diff.h"
 #include "diffcore.h"
 
diff --git a/graph.c b/graph.c
index 568b6e7..2a9dc43 100644
--- a/graph.c
+++ b/graph.c
@@ -1,4 +1,5 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "gettext.h"
 #include "config.h"
 #include "commit.h"
 #include "color.h"
diff --git a/hook.c b/hook.c
index 1a84831..f6ddd79 100644
--- a/hook.c
+++ b/hook.c
@@ -1,7 +1,10 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "advice.h"
+#include "gettext.h"
 #include "hook.h"
 #include "run-command.h"
 #include "config.h"
+#include "strbuf.h"
 
 const char *find_hook(const char *name)
 {
diff --git a/quote.c b/quote.c
index 2453397..7ccb5a0 100644
--- a/quote.c
+++ b/quote.c
@@ -1,6 +1,7 @@
 #include "cache.h"
 #include "alloc.h"
 #include "quote.h"
+#include "strbuf.h"
 #include "strvec.h"
 
 int quote_path_fully = 1;
diff --git a/sha1dc_git.c b/sha1dc_git.c
index 7270960..9b675a0 100644
--- a/sha1dc_git.c
+++ b/sha1dc_git.c
@@ -1,4 +1,5 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "sha1dc_git.h"
 #include "hex.h"
 
 #ifdef DC_SHA1_EXTERNAL
diff --git a/unix-socket.c b/unix-socket.c
index e0be1ba..79800d8 100644
--- a/unix-socket.c
+++ b/unix-socket.c
@@ -1,4 +1,5 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "strbuf.h"
 #include "unix-socket.h"
 
 #define DEFAULT_UNIX_STREAM_LISTEN_BACKLOG (5)
diff --git a/url.c b/url.c
index bf318c0..2e1a9f6 100644
--- a/url.c
+++ b/url.c
@@ -1,5 +1,6 @@
-#include "cache.h"
+#include "git-compat-util.h"
 #include "hex.h"
+#include "strbuf.h"
 #include "url.h"
 
 int is_urlschemechar(int first_flag, int ch)
diff --git a/urlmatch.c b/urlmatch.c
index 2965cbe..eba0bdd 100644
--- a/urlmatch.c
+++ b/urlmatch.c
@@ -1,5 +1,7 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "gettext.h"
 #include "hex.h"
+#include "strbuf.h"
 #include "urlmatch.h"
 
 #define URL_ALPHA "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"