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perf tools: remove xstrndup, xmalloc, xzalloc

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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: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2010-05-18 18:54:30 -03:00
parent 8a7ddad8e7
commit 151f85a471
4 changed files with 3 additions and 51 deletions
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40
tools/perf/util/wrapper.c
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@ -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);