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Diffstat (limited to 'test/benchmark-posix-big-files.c')
| -rw-r--r-- | test/benchmark-posix-big-files.c | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/test/benchmark-posix-big-files.c b/test/benchmark-posix-big-files.c deleted file mode 100644 index 8c05e5f7..00000000 --- a/test/benchmark-posix-big-files.c +++ /dev/null @@ -1,192 +0,0 @@ -/* GIO - GLib Input, Output and Streaming Library - * - * Copyright (C) 2006-2007 Red Hat, Inc. - * - * This 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 of the License, or (at your option) any later version. - * - * This 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 this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place, Suite 330, - * Boston, MA 02111-1307, USA. - * - * Author: Alexander Larsson <alexl@redhat.com> - */ - - -#include <config.h> - -#include <stdio.h> -#include <unistd.h> -#include <locale.h> -#include <errno.h> -#include <string.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> - -#include <glib.h> -#include <gio/gio.h> - -#define BENCHMARK_UNIT_NAME "posix-big-file" - -#include "benchmark-common.c" - -#define FILE_SIZE (1024 * 1024 * 50) /* 50 MiB */ -#define BUFFER_SIZE 4096 -#define ITERATIONS_NUM 1 - -static gboolean -is_dir (const gchar *dir) -{ - struct stat sbuf; - - if (stat (dir, &sbuf) < 0) - return FALSE; - - if (S_ISDIR (sbuf.st_mode)) - return TRUE; - - return FALSE; -} - -static gchar * -create_file (const gchar *base_dir) -{ - gchar *scratch_file; - gint output_fd; - gint pid; - gchar buffer [BUFFER_SIZE]; - gint i; - - pid = getpid (); - scratch_file = g_strdup_printf ("%s/posix-benchmark-scratch-%d", base_dir, pid); - - output_fd = open (scratch_file, O_WRONLY | O_CREAT | O_TRUNC, 0777); - if (output_fd < 0) - { - g_printerr ("Failed to create scratch file: %s\n", strerror (errno)); - g_free (scratch_file); - return NULL; - } - - memset (buffer, 0xaa, BUFFER_SIZE); - - for (i = 0; i < FILE_SIZE; i += BUFFER_SIZE) - { - gint bytes_written; - - bytes_written = write (output_fd, buffer, BUFFER_SIZE); - if (bytes_written < BUFFER_SIZE) - { - if (errno == EINTR) - { - i -= BUFFER_SIZE - bytes_written; - continue; - } - - g_printerr ("Failed to populate scratch file: %s\n", strerror (errno)); - close (output_fd); - g_free (scratch_file); - return NULL; - } - } - - close (output_fd); - return scratch_file; -} - -static void -read_file (const gchar *scratch_file) -{ - gint input_fd; - gint i; - - input_fd = open (scratch_file, O_RDONLY); - if (input_fd < 0) - { - g_printerr ("Failed to read back scratch file: %s\n", strerror (errno)); - return; - } - - for (i = 0; i < FILE_SIZE; i += BUFFER_SIZE) - { - gchar buffer [BUFFER_SIZE]; - gsize bytes_read; - - bytes_read = read (input_fd, buffer, BUFFER_SIZE); - if (bytes_read < BUFFER_SIZE) - { - if (errno == EINTR) - { - i -= BUFFER_SIZE - bytes_read; - continue; - } - - g_printerr ("Failed to read back scratch file: %s\n", strerror (errno)); - close (input_fd); - return; - } - } - - close (input_fd); -} - -static void -delete_file (const gchar *scratch_file) -{ - if (unlink (scratch_file) < 0) - { - g_printerr ("Failed to delete scratch file: %s\n", strerror (errno)); - } -} - -static gint -benchmark_run (gint argc, gchar *argv []) -{ - gchar *base_dir; - gchar *scratch_file; - gint i; - - setlocale (LC_ALL, ""); - - g_type_init (); - - if (argc < 2) - { - g_printerr ("Usage: %s <scratch path>\n", argv [0]); - return 1; - } - - base_dir = argv [1]; - - if (!is_dir (base_dir)) - { - g_printerr ("Scratch path %s is not a directory\n", argv [1]); - return 1; - } - - for (i = 0; i < ITERATIONS_NUM; i++) - { - scratch_file = create_file (base_dir); - if (!scratch_file) - { - g_free (base_dir); - return 1; - } - - read_file (scratch_file); - delete_file (scratch_file); - - g_free (scratch_file); - } - - return 0; -} |