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Commit 151f85a4 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

perf tools: remove xstrndup, xmalloc, xzalloc 



All the functions that call this can handle the equivalent, non
panic'ing wrapped routines.

Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 8a7ddad8

tools/perf/util/exec_cmd.c

+2 −2
Original line number Diff line number Diff line
@@ -53,8 +53,8 @@ const char *perf_extract_argv0_path(const char *argv0) 
		slash--;



	if (slash >= argv0) {

		argv0_path = xstrndup(argv0, slash - argv0);

		return slash + 1;

		argv0_path = strndup(argv0, slash - argv0);

		return argv0_path ? slash + 1 : NULL;

	}



	return argv0;

tools/perf/util/path.c

+1 −1
Original line number Diff line number Diff line
@@ -152,5 +152,5 @@ char *strip_path_suffix(const char *path, const char *suffix) 


	if (path_len && !is_dir_sep(path[path_len - 1]))

		return NULL;

	return xstrndup(path, chomp_trailing_dir_sep(path, path_len));

	return strndup(path, chomp_trailing_dir_sep(path, path_len));

}

tools/perf/util/util.h

+0 −8
Original line number Diff line number Diff line
@@ -179,16 +179,8 @@ static inline char *gitstrchrnul(const char *s, int c) 
 * Wrappers:

 */

extern char *xstrdup(const char *str);

extern void *xmalloc(size_t size) __attribute__((weak));

extern char *xstrndup(const char *str, size_t len);

extern void *xrealloc(void *ptr, size_t size) __attribute__((weak));



static inline void *xzalloc(size_t size)

{

	void *buf = xmalloc(size);



	return memset(buf, 0, size);

}



static inline void *zalloc(size_t size)

{

tools/perf/util/wrapper.c

+0 −40
Original line number Diff line number Diff line
@@ -23,46 +23,6 @@ char *xstrdup(const char *str) 
	return ret;

}



void *xmalloc(size_t size)

{

	void *ret = malloc(size);

	if (!ret && !size)

		ret = malloc(1);

	if (!ret) {

		release_pack_memory(size, -1);

		ret = malloc(size);

		if (!ret && !size)

			ret = malloc(1);

		if (!ret)

			die("Out of memory, malloc failed");

	}

#ifdef XMALLOC_POISON

	memset(ret, 0xA5, size);

#endif

	return ret;

}



/*

 * xmemdupz() allocates (len + 1) bytes of memory, duplicates "len" bytes of

 * "data" to the allocated memory, zero terminates the allocated memory,

 * and returns a pointer to the allocated memory. If the allocation fails,

 * the program dies.

 */

static void *xmemdupz(const void *data, size_t len)

{

	char *p = xmalloc(len + 1);

	memcpy(p, data, len);

	p[len] = '\0';

	return p;

}



char *xstrndup(const char *str, size_t len)

{

	char *p = memchr(str, '\0', len);



	return xmemdupz(str, p ? (size_t)(p - str) : len);

}



void *xrealloc(void *ptr, size_t size)

{

	void *ret = realloc(ptr, size);