perf tools: Remove string.h, unistd.h and sys/stat.h from util.h

Not needed in this header, added to the places that need FILE,
putchar(), access() and a few other prototypes.

Link: http://lkml.kernel.org/n/tip-xxtdsl6nsna82j7puwbdjqhs@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/build-id.c

@@ -10,6 +10,8 @@
 #include <dirent.h>
 #include <errno.h>
 #include <stdio.h>
+#include <sys/stat.h>
+#include <sys/types.h>
 #include "build-id.h"
 #include "event.h"
 #include "symbol.h"

tools/perf/util/color.h

@@ -1,6 +1,8 @@
 #ifndef __PERF_COLOR_H
 #define __PERF_COLOR_H
 
+#include <stdio.h>
+
 /* "\033[1;38;5;2xx;48;5;2xxm\0" is 23 bytes */
 #define COLOR_MAXLEN 24
 

tools/perf/util/config.c

@@ -16,6 +16,9 @@
 #include "util/hist.h"  /* perf_hist_config */
 #include "util/llvm-utils.h"   /* perf_llvm_config */
 #include "config.h"
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
 
 #include "sane_ctype.h"
 

tools/perf/util/dso.c

@@ -2,6 +2,9 @@
 #include <linux/kernel.h>
 #include <sys/time.h>
 #include <sys/resource.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
 #include <errno.h>
 #include "compress.h"
 #include "path.h"

tools/perf/util/event.c

@@ -3,6 +3,9 @@
 #include <inttypes.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
 #include <uapi/linux/mman.h> /* To get things like MAP_HUGETLB even on older libc headers */
 #include <api/fs/fs.h>
 #include "event.h"

tools/perf/util/header.c

@@ -11,7 +11,10 @@
 #include <linux/list.h>
 #include <linux/kernel.h>
 #include <linux/bitops.h>
+#include <sys/stat.h>
+#include <sys/types.h>
 #include <sys/utsname.h>
+#include <unistd.h>
 
 #include "evlist.h"
 #include "evsel.h"

tools/perf/util/machine.c

@@ -14,6 +14,9 @@
 #include "thread.h"
 #include "vdso.h"
 #include <stdbool.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
 #include "unwind.h"
 #include "linux/hash.h"
 #include "asm/bug.h"

tools/perf/util/pmu.c

@@ -2,6 +2,7 @@
 #include <linux/compiler.h>
 #include <sys/types.h>
 #include <errno.h>
+#include <sys/stat.h>
 #include <unistd.h>
 #include <stdio.h>
 #include <stdbool.h>

tools/perf/util/probe-file.c

@@ -15,7 +15,10 @@
  *
  */
 #include <errno.h>
+#include <sys/stat.h>
+#include <sys/types.h>
 #include <sys/uio.h>
+#include <unistd.h>
 #include "util.h"
 #include "event.h"
 #include "strlist.h"

tools/perf/util/strlist.c

@@ -10,6 +10,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <unistd.h>
 
 static
 struct rb_node *strlist__node_new(struct rblist *rblist, const void *entry)

tools/perf/util/util.c

@@ -3,6 +3,7 @@
 #include "debug.h"
 #include <api/fs/fs.h>
 #include <sys/mman.h>
+#include <sys/stat.h>
 #include <sys/utsname.h>
 #include <dirent.h>
 #include <inttypes.h>

tools/perf/util/util.h

@@ -7,9 +7,6 @@
 #define _DEFAULT_SOURCE 1
 #define HAS_BOOL
 
-#include <unistd.h>
-#include <stdio.h>
-#include <sys/stat.h>
 #include <fcntl.h>
 #include <stdbool.h>
 #include <stddef.h>