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authorArnaldo Carvalho de Melo <acme@redhat.com>2009-11-24 17:05:17 +0300
committerIngo Molnar <mingo@elte.hu>2009-11-24 18:37:03 +0300
commit727dad10c17cbaade3cb6a56bd4863a4630f4d13 (patch)
tree3961f31b7c1a0b54b3c972b61937eb0a7ab2db0e
parent364794845cbc49e638b83d7ef739524291e1e961 (diff)
downloadlinux-727dad10c17cbaade3cb6a56bd4863a4630f4d13.tar.xz
perf tools: Remove unused wrapper routines
And also make xrealloc and xmalloc weak symbols so that we don't have this problem: /usr/lib/gcc/x86_64-redhat-linux/4.4.1/../../../../lib64/libiberty.a(xmalloc.o): In function `xrealloc': (.text+0xc0): multiple definition of `xrealloc' libperf.a(wrapper.o):/home/acme_unencrypted/git/linux-2.6-tip/tools/perf/util/wrapper.c:67: first defined here collect2: ld returned 1 exit status Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> LKML-Reference: <1259071517-3242-4-git-send-email-acme@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--tools/perf/util/util.h11
-rw-r--r--tools/perf/util/wrapper.c61
2 files changed, 4 insertions, 68 deletions
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index 30c5517f2f91..c673d8825883 100644
--- a/tools/perf/util/util.h
+++ b/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/tools/perf/util/wrapper.c b/tools/perf/util/wrapper.c
index 4574ac28396f..bf44ca85d23b 100644
--- a/tools/perf/util/wrapper.c
+++ b/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;
-}