Files
sysprof/src/tests/list-maps.c
Christian Hergert 468b45b086 tests: fix inode check
We care about the event, not what we read.
2021-09-21 16:05:00 -07:00

104 lines
2.9 KiB
C

/* list-maps.c
*
* Copyright 2021 Christian Hergert <chergert@redhat.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#include "config.h"
#include <sysprof.h>
#include <glib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "sysprof-elf-symbol-resolver-private.h"
static ino_t
read_inode (const char *filename)
{
struct stat statbuf;
if (filename == NULL)
return (ino_t)-1;
if (strcmp (filename, "[vdso]") == 0)
return (ino_t)0;
if (stat (filename, &statbuf) < 0)
return (ino_t)-1;
return statbuf.st_ino;
}
static void
list_maps (const char *filename)
{
g_autoptr(SysprofCaptureReader) reader = NULL;
g_autoptr(SysprofSymbolResolver) resolver = NULL;
SysprofCaptureFrameType type;
if (!(reader = sysprof_capture_reader_new (filename)))
return;
resolver = sysprof_elf_symbol_resolver_new ();
sysprof_symbol_resolver_load (resolver, reader);
sysprof_capture_reader_reset (reader);
while (sysprof_capture_reader_peek_type (reader, &type))
{
if (type == SYSPROF_CAPTURE_FRAME_MAP)
{
const SysprofCaptureMap *ev = sysprof_capture_reader_read_map (reader);
g_autofree char *resolved = _sysprof_elf_symbol_resolver_resolve_path (SYSPROF_ELF_SYMBOL_RESOLVER (resolver), ev->frame.pid, ev->filename);
const char *kind = _sysprof_elf_symbol_resolver_get_pid_kind (SYSPROF_ELF_SYMBOL_RESOLVER (resolver), ev->frame.pid);
ino_t inode = read_inode (resolved ? resolved : ev->filename);
g_print ("PID %u (%s): ", ev->frame.pid, kind);
g_print ("%s => %s", ev->filename, resolved ? resolved : ev->filename);
if (inode == (ino_t)-1)
g_print (" (missing)");
else if (ev->inode != 0 && inode != ev->inode)
g_print (" (Inode mismatch, expected %lu got %lu)",
(gulong)ev->inode, (gulong)inode);
g_print ("\n");
}
else
{
if (!sysprof_capture_reader_skip (reader))
break;
}
}
}
int
main (int argc,
char *argv[])
{
if (argc == 1)
{
g_printerr ("usage: %s CAPTURE_FILE...\n", argv[0]);
return 0;
}
for (guint i = 1; i < argc; i++)
list_maps (argv[i]);
return 0;
}