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/*
* BRLTTY - A background process providing access to the console screen (when in
* text mode) for a blind person using a refreshable braille display.
*
* Copyright (C) 1995-2025 by The BRLTTY Developers.
*
* BRLTTY comes with ABSOLUTELY NO WARRANTY.
*
* This is free software, placed 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. Please see the file LICENSE-LGPL for details.
*
* Web Page: http://brltty.app/
*
* This software is maintained by Dave Mielke <dave@mielke.cc>.
*/
#include "prologue.h"
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include "log.h"
#include "mntpt_mnttab.h"
#include "mntpt_internal.h"
FILE *
openMountsTable (int update) {
FILE *table = fopen(MNTTAB, (update? "a": "r"));
if (!table)
logMessage((errno == ENOENT)? LOG_WARNING: LOG_ERR,
"mounted file systems table open error: %s: %s",
MNTTAB, strerror(errno));
return table;
}
void
closeMountsTable (FILE *table) {
fclose(table);
}
MountEntry *
readMountsTable (FILE *table) {
static struct mnttab entry;
if (getmntent(table, &entry) == 0) return &entry;
return NULL;
}
int
addMountEntry (FILE *table, MountEntry *entry) {
errno = ENOSYS;
if (!putmntent(table, entry)) return 1;
logMessage(LOG_ERR, "mounts table entry add error: %s[%s] -> %s: %s",
entry->mnt_fstype, entry->mnt_special, entry->mnt_mountp, strerror(errno));
return 0;
}
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