From a5232562134fb28bd187ffeabbb3404f699e1dd1 Mon Sep 17 00:00:00 2001
From: Arnaldo Carvalho de Melo <acme@redhat.com>
Date: Tue, 24 Nov 2009 12:05:17 -0200
Subject: [PATCH] --- yaml --- r: 169777 b: refs/heads/master c:
 727dad10c17cbaade3cb6a56bd4863a4630f4d13 h: refs/heads/master i:   169775:
 c9dc392f17a4f7e568850f867c9ddb4727447cf9 v: v3

---
 [refs]                          |  2 +-
 trunk/tools/perf/util/util.h    | 11 ++----
 trunk/tools/perf/util/wrapper.c | 61 ++-------------------------------
 3 files changed, 5 insertions(+), 69 deletions(-)

diff --git a/[refs] b/[refs]
index e1bd81fc1c26..771ac01d45c8 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 364794845cbc49e638b83d7ef739524291e1e961
+refs/heads/master: 727dad10c17cbaade3cb6a56bd4863a4630f4d13
diff --git a/trunk/tools/perf/util/util.h b/trunk/tools/perf/util/util.h
index 30c5517f2f91..c673d8825883 100644
--- a/trunk/tools/perf/util/util.h
+++ b/trunk/tools/perf/util/util.h
@@ -290,17 +290,10 @@ static inline char *gitstrchrnul(const char *s, int c)
  * Wrappers:
  */
 extern char *xstrdup(const char *str);
-extern void *xmalloc(size_t size);
+extern void *xmalloc(size_t size) __attribute__((weak));
 extern void *xmemdupz(const void *data, size_t len);
 extern char *xstrndup(const char *str, size_t len);
-extern void *xrealloc(void *ptr, size_t size);
-extern void *xcalloc(size_t nmemb, size_t size);
-extern void *xmmap(void *start, size_t length, int prot, int flags, int fd, off_t offset);
-extern ssize_t xread(int fd, void *buf, size_t len);
-extern ssize_t xwrite(int fd, const void *buf, size_t len);
-extern int xdup(int fd);
-extern FILE *xfdopen(int fd, const char *mode);
-extern int xmkstemp(char *template);
+extern void *xrealloc(void *ptr, size_t size) __attribute__((weak));
 
 static inline void *zalloc(size_t size)
 {
diff --git a/trunk/tools/perf/util/wrapper.c b/trunk/tools/perf/util/wrapper.c
index 4574ac28396f..bf44ca85d23b 100644
--- a/trunk/tools/perf/util/wrapper.c
+++ b/trunk/tools/perf/util/wrapper.c
@@ -79,43 +79,12 @@ void *xrealloc(void *ptr, size_t size)
 	return ret;
 }
 
-void *xcalloc(size_t nmemb, size_t size)
-{
-	void *ret = calloc(nmemb, size);
-	if (!ret && (!nmemb || !size))
-		ret = calloc(1, 1);
-	if (!ret) {
-		release_pack_memory(nmemb * size, -1);
-		ret = calloc(nmemb, size);
-		if (!ret && (!nmemb || !size))
-			ret = calloc(1, 1);
-		if (!ret)
-			die("Out of memory, calloc failed");
-	}
-	return ret;
-}
-
-void *xmmap(void *start, size_t length,
-	int prot, int flags, int fd, off_t offset)
-{
-	void *ret = mmap(start, length, prot, flags, fd, offset);
-	if (ret == MAP_FAILED) {
-		if (!length)
-			return NULL;
-		release_pack_memory(length, fd);
-		ret = mmap(start, length, prot, flags, fd, offset);
-		if (ret == MAP_FAILED)
-			die("Out of memory? mmap failed: %s", strerror(errno));
-	}
-	return ret;
-}
-
 /*
  * xread() is the same a read(), but it automatically restarts read()
  * operations with a recoverable error (EAGAIN and EINTR). xread()
  * DOES NOT GUARANTEE that "len" bytes is read even if the data is available.
  */
-ssize_t xread(int fd, void *buf, size_t len)
+static ssize_t xread(int fd, void *buf, size_t len)
 {
 	ssize_t nr;
 	while (1) {
@@ -131,7 +100,7 @@ ssize_t xread(int fd, void *buf, size_t len)
  * operations with a recoverable error (EAGAIN and EINTR). xwrite() DOES NOT
  * GUARANTEE that "len" bytes is written even if the operation is successful.
  */
-ssize_t xwrite(int fd, const void *buf, size_t len)
+static ssize_t xwrite(int fd, const void *buf, size_t len)
 {
 	ssize_t nr;
 	while (1) {
@@ -179,29 +148,3 @@ ssize_t write_in_full(int fd, const void *buf, size_t count)
 
 	return total;
 }
-
-int xdup(int fd)
-{
-	int ret = dup(fd);
-	if (ret < 0)
-		die("dup failed: %s", strerror(errno));
-	return ret;
-}
-
-FILE *xfdopen(int fd, const char *mode)
-{
-	FILE *stream = fdopen(fd, mode);
-	if (stream == NULL)
-		die("Out of memory? fdopen failed: %s", strerror(errno));
-	return stream;
-}
-
-int xmkstemp(char *template)
-{
-	int fd;
-
-	fd = mkstemp(template);
-	if (fd < 0)
-		die("Unable to create temporary file: %s", strerror(errno));
-	return fd;
-}