cleanup: reduce inclusion of unnecessary headers

Remove those file which are not needed by .c files
or already include because the headers already needs them.

lib/commands/toolcontext.h

@@ -19,7 +19,6 @@
 #include "dev-cache.h"
 #include "dev-type.h"
 
-#include <stdio.h>
 #include <limits.h>
 
 /*

lib/config/config.h

@@ -16,8 +16,7 @@
 #ifndef _LVM_CONFIG_H
 #define _LVM_CONFIG_H
 
-#include "lvm-types.h"
-#include "defaults.h"
+#include "libdevmapper.h"
 
 /* 16 bits: 3 bits for major, 4 bits for minor, 9 bits for patchlevel */
 /* FIXME Max LVM version supported: 7.15.511. Extend bits when needed. */

lib/config/config_settings.h

@@ -65,6 +65,7 @@
  *			that parent nodes are consistent with versioning, no check done
  *			if parent node is older or the same age as any child node!)
  */
+#include "defaults.h"
 
 cfg_section(root_CFG_SECTION, "(root)", root_CFG_SECTION, 0, vsn(0, 0, 0), NULL)
 

lib/datastruct/lvm-types.h

@@ -16,9 +16,6 @@
 #ifndef _LVM_TYPES_H
 #define _LVM_TYPES_H
 
-#include <sys/types.h>
-#include <inttypes.h>
-
 #include "libdevmapper.h"
 
 struct str_list {

lib/format_text/import-export.h

@@ -17,7 +17,6 @@
 #define _LVM_TEXT_IMPORT_EXPORT_H
 
 #include "config.h"
-#include "lvm-types.h"
 #include "metadata.h"
 
 #include <stdio.h>

lib/mirror/mirrored.c

@@ -21,7 +21,6 @@
 #include "text_export.h"
 #include "text_import.h"
 #include "config.h"
-#include "defaults.h"
 #include "lvm-string.h"
 #include "targets.h"
 #include "activate.h"

lib/misc/lib.h

@@ -43,11 +43,6 @@
 #  include "lvm-types.h"
 #endif
 
-#include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
 #include <unistd.h>
-#include <sys/stat.h>
 
 #endif

lib/misc/lvm-string.h

@@ -16,12 +16,12 @@
 #ifndef _LVM_STRING_H
 #define _LVM_STRING_H
 
-#include <stdio.h>
-#include <stdarg.h>
-
 #define NAME_LEN 128
 #define UUID_PREFIX "LVM-"
 
+#include <sys/types.h>
+
+struct dm_pool;
 struct pool;
 struct logical_volume;
 

lib/raid/raid.c

@@ -13,7 +13,6 @@
  */
 
 #include "lib.h"
-#include "toolcontext.h"
 #include "segtype.h"
 #include "display.h"
 #include "text_export.h"
@@ -25,7 +24,6 @@
 #include "activate.h"
 #include "metadata.h"
 #include "lv_alloc.h"
-#include "defaults.h"
 
 static const char *_raid_name(const struct lv_segment *seg)
 {

lib/report/properties.c

@@ -15,7 +15,6 @@
 #include "lib.h"
 #include "properties.h"
 #include "activate.h"
-#include "lvm-types.h"
 #include "metadata.h"
 
 

lib/snapshot/snapshot.c

@@ -14,14 +14,12 @@
  */
 
 #include "lib.h"
-#include "toolcontext.h"
 #include "metadata.h"
 #include "segtype.h"
 #include "text_export.h"
 #include "config.h"
 #include "activate.h"
 #include "str_list.h"
-#include "defaults.h"
 
 #define SEG_LOG_ERROR(t, p...) \
 	log_error(t " segment %s of logical volume %s.", ## p, \

lib/thin/thin.c

@@ -13,18 +13,12 @@
  */
 
 #include "lib.h"
-#include "toolcontext.h"
 #include "metadata.h"
 #include "segtype.h"
 #include "text_export.h"
 #include "config.h"
 #include "activate.h"
 #include "str_list.h"
-#include "defaults.h"
-
-#ifdef DMEVENTD
-#  include "libdevmapper-event.h"
-#endif
 
 /* Dm kernel module name for thin provisiong */
 static const char _thin_pool_module[] = "thin-pool";

lib/unknown/unknown.c

@@ -15,10 +15,8 @@
 #include "lib.h"
 #include "toolcontext.h"
 #include "segtype.h"
-#include "display.h"
 #include "text_export.h"
 #include "config.h"
-#include "activate.h"
 
 static const char *_unknown_name(const struct lv_segment *seg)
 {

lib/zero/zero.c

@@ -13,7 +13,6 @@
  */
 
 #include "lib.h"
-#include "toolcontext.h"
 #include "segtype.h"
 #include "display.h"
 #include "config.h"