mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-12 14:20:13 +00:00
75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
/* Copyright (C) 1996-2017 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by David Mosberger (davidm@cs.arizona.edu).
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
/* __bb_exit_func() dumps all the basic-block statistics linked into
|
|
the __bb_head chain to .d files. */
|
|
|
|
#include <sys/gmon.h>
|
|
#include <sys/gmon_out.h>
|
|
#include <sys/types.h>
|
|
|
|
#include <stdio.h>
|
|
#include <stdio_ext.h>
|
|
#include <string.h>
|
|
|
|
#define OUT_NAME "gmon.out"
|
|
|
|
|
|
extern struct __bb *__bb_head attribute_hidden;
|
|
|
|
|
|
void
|
|
__bb_exit_func (void)
|
|
{
|
|
const int version = GMON_VERSION;
|
|
struct gmon_hdr ghdr;
|
|
struct __bb *ptr;
|
|
FILE *fp;
|
|
fp = fopen (OUT_NAME, "wb");
|
|
if (!fp)
|
|
{
|
|
perror (OUT_NAME);
|
|
return;
|
|
}
|
|
/* No threads use this stream. */
|
|
__fsetlocking (fp, FSETLOCKING_BYCALLER);
|
|
|
|
memcpy (&ghdr.cookie[0], GMON_MAGIC, 4);
|
|
memcpy (&ghdr.version, &version, sizeof (version));
|
|
fwrite_unlocked (&ghdr, sizeof (ghdr), 1, fp);
|
|
|
|
for (ptr = __bb_head; ptr != 0; ptr = ptr->next)
|
|
{
|
|
u_int ncounts = ptr->ncounts;
|
|
u_char tag;
|
|
u_int i;
|
|
|
|
tag = GMON_TAG_BB_COUNT;
|
|
fwrite_unlocked (&tag, sizeof (tag), 1, fp);
|
|
fwrite_unlocked (&ncounts, sizeof (ncounts), 1, fp);
|
|
|
|
for (i = 0; i < ncounts; ++i)
|
|
{
|
|
fwrite_unlocked (&ptr->addresses[i], sizeof (ptr->addresses[0]), 1,
|
|
fp);
|
|
fwrite_unlocked (&ptr->counts[i], sizeof (ptr->counts[0]), 1, fp);
|
|
}
|
|
}
|
|
fclose (fp);
|
|
}
|