Include file cleanups..

Add <limits.h> to the include files handled by "cache.h", and remove
extraneous #include directives from various .c files. The rule is that
"cache.h" gets all the basic stuff, so that we'll have as few system
dependencies as possible.

14 files changed, 1 insertions, 35 deletions

diff --git a/cache.h b/cache.h
index 28e3dbddca..d38d9a848c 100644
--- a/cache.h
+++ b/cache.h
@@ -10,6 +10,7 @@
 #include <stdarg.h>
 #include <string.h>
 #include <errno.h>
+#include <limits.h>
 #include <sys/mman.h>
 #include <sys/param.h>
 #include <netinet/in.h>
diff --git a/commit-tree.c b/commit-tree.c
index e6f001ea27..e81e530fd4 100644
--- a/commit-tree.c
+++ b/commit-tree.c
@@ -7,9 +7,7 @@
 
 #include <pwd.h>
 #include <time.h>
-#include <string.h>
 #include <ctype.h>
-#include <time.h>
 
 #define BLOCKING (1ul << 14)
 
diff --git a/commit.c b/commit.c
index 3f2235ecf8..b4e000e9c2 100644
--- a/commit.c
+++ b/commit.c
@@ -1,8 +1,6 @@
 #include "tag.h"
 #include "commit.h"
 #include "cache.h"
-#include <string.h>
-#include <limits.h>
 
 const char *commit_type = "commit";
 
diff --git a/date.c b/date.c
index 1f366a67f8..ff922fe4fc 100644
--- a/date.c
+++ b/date.c
@@ -4,9 +4,6 @@
  * Copyright (C) Linus Torvalds, 2005
  */
 
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
 #include <ctype.h>
 #include <time.h>
 
diff --git a/delta.c b/delta.c
index 05ef7fd6e4..b31957a1d3 100644
--- a/delta.c
+++ b/delta.c
@@ -5,7 +5,6 @@
 #include "tag.h"
 #include "delta.h"
 #include "cache.h"
-#include <string.h>
 
 /* the delta object definition (it can alias any other object) */
 struct delta {
diff --git a/diff-helper.c b/diff-helper.c
index 0bc54a3434..23855759ee 100644
--- a/diff-helper.c
+++ b/diff-helper.c
@@ -1,7 +1,6 @@
 /*
  * Copyright (C) 2005 Junio C Hamano
  */
-#include <limits.h>
 #include "cache.h"
 #include "strbuf.h"
 #include "diff.h"
diff --git a/diff.c b/diff.c
index eb8424e22c..4757547ea0 100644
--- a/diff.c
+++ b/diff.c
@@ -4,7 +4,6 @@
 #include <sys/types.h>
 #include <sys/wait.h>
 #include <signal.h>
-#include <limits.h>
 #include "cache.h"
 #include "diff.h"
 #include "diffcore.h"
diff --git a/http-pull.c b/http-pull.c
index cc62f85f48..ba8585cfd4 100644
--- a/http-pull.c
+++ b/http-pull.c
@@ -1,11 +1,5 @@
-#include <fcntl.h>
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
 #include "cache.h"
 #include "commit.h"
-#include <errno.h>
-#include <stdio.h>
 
 #include "pull.h"
 
diff --git a/local-pull.c b/local-pull.c
index 3a342ab183..10d4ca8905 100644
--- a/local-pull.c
+++ b/local-pull.c
@@ -1,15 +1,8 @@
 /*
  * Copyright (C) 2005 Junio C Hamano
  */
-#include <fcntl.h>
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
-#include <limits.h>
 #include "cache.h"
 #include "commit.h"
-#include <errno.h>
-#include <stdio.h>
 #include "pull.h"
 
 static int use_link = 0;
diff --git a/object.c b/object.c
index deb683076d..d093e17d24 100644
--- a/object.c
+++ b/object.c
@@ -5,8 +5,6 @@
 #include "cache.h"
 #include "tag.h"
 #include "delta.h"
-#include <stdlib.h>
-#include <string.h>
 
 struct object **objs;
 int nr_objs;
diff --git a/read-cache.c b/read-cache.c
index b3eec84673..24ebe383d7 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -3,7 +3,6 @@
  *
  * Copyright (C) Linus Torvalds, 2005
  */
-#include <stdarg.h>
 #include "cache.h"
 
 struct cache_entry **active_cache = NULL;
diff --git a/rpull.c b/rpull.c
index b48e63157c..36e49f799a 100644
--- a/rpull.c
+++ b/rpull.c
@@ -1,11 +1,5 @@
-#include <fcntl.h>
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
 #include "cache.h"
 #include "commit.h"
-#include <errno.h>
-#include <stdio.h>
 #include "rsh.h"
 #include "pull.h"
 
diff --git a/sha1_file.c b/sha1_file.c
index edbf9f9a84..e6fdaa217a 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -6,8 +6,6 @@
  * This handles basic git sha1 object files - packing, unpacking,
  * creation etc.
  */
-#include <stdarg.h>
-#include <limits.h>
 #include "cache.h"
 #include "delta.h"
 
diff --git a/usage.c b/usage.c
index e774d2ef32..86211c9141 100644
--- a/usage.c
+++ b/usage.c
@@ -3,7 +3,6 @@
  *
  * Copyright (C) Linus Torvalds, 2005
  */
-#include <stdarg.h>
 #include "cache.h"
 
 static void report(const char *prefix, const char *err, va_list params)