bc3a0205e2
See tdf#42949 for motivation Change-Id: I916f42c46efa1b6cfd7744a189b79659b2867431 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/128196 Tested-by: Jenkins Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
102 lines
2.7 KiB
C
102 lines
2.7 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "file_image.h"
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#include "pagein.h"
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#include <errno.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/stat.h>
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#ifdef LINUX
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#include <sys/sysmacros.h>
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#endif
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/* do_pagein */
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static void do_pagein (const char * filename)
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{
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int result;
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file_image image = FILE_IMAGE_INITIALIZER;
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if (file_image_open (&image, filename) != 0)
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return;
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if ((result = file_image_pagein (&image)) != 0)
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{
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fprintf (stderr, "file_image_pagein %s: %s\n", filename, strerror(result));
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}
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file_image_close (&image);
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}
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static int isRotational(char const * path)
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{
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int ret = 1;
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#ifdef LINUX
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FILE * fp = NULL;
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char fullpath[4096];
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struct stat out;
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int major, minor;
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char type;
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if (stat(path , &out) == -1)
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return ret;
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major = major(out.st_dev);
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minor = 0; /* minor(out.st_dev); only the device itself has a queue */
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sprintf(fullpath,"/sys/dev/block/%d:%d/queue/rotational",major,minor);
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if ((fp = fopen(fullpath, "r")) == NULL)
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return ret;
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if (fgets(&type, 1, fp))
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ret = type == '1';
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fclose(fp);
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#endif
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return ret;
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}
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void pagein_execute(char const * path, char const * file)
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{
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char fullpath[4096];
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char *p = NULL;
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FILE * fp = NULL;
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if(!isRotational(path))
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return;
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memset(fullpath, 0, sizeof(fullpath));
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strncpy (fullpath, path, 3000);
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if (!(p = strrchr (fullpath, '/')))
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p = fullpath;
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else
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p++;
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strncpy(p, file, 1024);
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p[strlen(p)] = '\0';
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if ((fp = fopen (fullpath, "r")) == NULL)
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{
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fprintf (stderr, "fopen %s: %s\n", fullpath, strerror(errno));
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return;
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}
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while (fgets (p, 1024, fp) != NULL)
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{
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p[strlen(p) - 1] = '\0';
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/* paths relative to the location of the pagein file */
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do_pagein (fullpath);
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}
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fclose (fp);
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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