/* mountlist.c -- return a list of mounted filesystems
- Copyright (C) 1991, 1992, 1997-2000 Free Software Foundation, Inc.
+ Copyright (C) 1991, 1992, 1997-2003 Free Software Foundation, Inc.
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
#include <stdio.h>
#include <sys/types.h>
-#include "mountlist.h"
+
#ifdef STDC_HEADERS
# include <stdlib.h>
#else
void free ();
#endif
-#if defined(STDC_HEADERS) || defined(HAVE_STRING_H)
+#if defined STDC_HEADERS || defined HAVE_STRING_H
# include <string.h>
#else
# include <strings.h>
#endif
+#include "xalloc.h"
#ifndef strstr
char *strstr ();
#endif
-char *xmalloc ();
-char *xrealloc ();
-char *xstrdup ();
#include <errno.h>
#ifndef errno
# include <sys/param.h>
#endif
-#if defined (MOUNTED_GETFSSTAT) /* __alpha running OSF_1 */
-# include <sys/mount.h>
-# include <sys/fs_types.h>
+#if defined MOUNTED_GETFSSTAT /* OSF_1 and Darwin1.3.x */
+# if HAVE_SYS_UCRED_H
+# include <sys/ucred.h> /* needed by powerpc-apple-darwin1.3.7 */
+# endif
+# if HAVE_SYS_MOUNT_H
+# include <sys/mount.h>
+# endif
+# if HAVE_SYS_FS_TYPES_H
+# include <sys/fs_types.h> /* needed by powerpc-apple-darwin1.3.7 */
+# endif
+# if HAVE_STRUCT_FSSTAT_F_FSTYPENAME
+# define FS_TYPE(Ent) ((Ent).f_fstypename)
+# else
+# define FS_TYPE(Ent) mnt_names[(Ent).f_type]
+# endif
#endif /* MOUNTED_GETFSSTAT */
#ifdef MOUNTED_GETMNTENT1 /* 4.3BSD, SunOS, HP-UX, Dynix, Irix. */
# include <mntent.h>
-# if !defined(MOUNTED)
-# if defined(MNT_MNTTAB) /* HP-UX. */
+# if !defined MOUNTED
+# if defined _PATH_MOUNTED /* GNU libc */
+# define MOUNTED _PATH_MOUNTED
+# endif
+# if defined MNT_MNTTAB /* HP-UX. */
# define MOUNTED MNT_MNTTAB
# endif
-# if defined(MNTTABNAME) /* Dynix. */
+# if defined MNTTABNAME /* Dynix. */
# define MOUNTED MNTTABNAME
# endif
# endif
# include <sys/fs_types.h>
#endif
-#ifdef MOUNTED_NEXT_DEV /* BeOS. */
+#ifdef MOUNTED_FS_STAT_DEV /* BeOS. */
# include <fs_info.h>
# include <dirent.h>
#endif
# include <sys/mntent.h>
#endif
-#if defined (MNTOPT_IGNORE) && defined (HAVE_HASMNTOPT)
+#undef MNT_IGNORE
+#if defined MNTOPT_IGNORE && defined HAVE_HASMNTOPT
# define MNT_IGNORE(M) hasmntopt ((M), MNTOPT_IGNORE)
#else
# define MNT_IGNORE(M) 0
#endif
+#include "mountlist.h"
+#include "unlocked-io.h"
+
#ifdef MOUNTED_GETMNTENT1 /* 4.3BSD, SunOS, HP-UX, Dynix, Irix. */
/* Return the value of the hexadecimal number represented by CP.
No prefix (like '0x') or suffix (like 'h') is expected to be
fsp_to_string (const struct statfs *fsp)
{
# if defined HAVE_F_FSTYPENAME_IN_STATFS
- return fsp->f_fstypename;
+ return (char *) (fsp->f_fstypename);
# else
return fstype_to_string (fsp->f_type);
# endif
}
#endif /* MOUNTED_GETMNT. */
-#if defined (MOUNTED_NEXT_DEV) /* BeOS */
+#if defined MOUNTED_FS_STAT_DEV /* BeOS */
{
/* The next_dev() and fs_stat_dev() system calls give the list of
all filesystems, including the information returned by statvfs()
strcpy (name + 1, d->d_name);
}
- if (stat (name, &statbuf) >= 0 && S_ISDIR (statbuf.st_mode))
+ if (lstat (name, &statbuf) >= 0 && S_ISDIR (statbuf.st_mode))
{
struct rootdir_entry *re;
free (re);
}
}
-#endif /* MOUNTED_NEXT_DEV */
+#endif /* MOUNTED_FS_STAT_DEV */
-#if defined (MOUNTED_GETFSSTAT) /* __alpha running OSF_1 */
+#if defined MOUNTED_GETFSSTAT /* __alpha running OSF_1 */
{
int numsys, counter, bufsize;
struct statfs *stats;
me = (struct mount_entry *) xmalloc (sizeof (struct mount_entry));
me->me_devname = xstrdup (stats[counter].f_mntfromname);
me->me_mountdir = xstrdup (stats[counter].f_mntonname);
- me->me_type = mnt_names[stats[counter].f_type];
+ me->me_type = xstrdup (FS_TYPE (stats[counter]));
me->me_dummy = ME_DUMMY (me->me_devname, me->me_type);
me->me_remote = ME_REMOTE (me->me_devname, me->me_type);
me->me_dev = (dev_t) -1; /* Magic; means not known yet. */
}
#endif /* MOUNTED_GETFSSTAT */
-#if defined (MOUNTED_FREAD) || defined (MOUNTED_FREAD_FSTYP) /* SVR[23]. */
+#if defined MOUNTED_FREAD || defined MOUNTED_FREAD_FSTYP /* SVR[23]. */
{
struct mnttab mnt;
char *table = "/etc/mnttab";
int bufsize;
char *entries, *thisent;
struct vmount *vmp;
+ int n_entries;
+ int i;
/* Ask how many bytes to allocate for the mounted filesystem info. */
- mntctl (MCTL_QUERY, sizeof bufsize, (struct vmount *) &bufsize);
+ if (mntctl (MCTL_QUERY, sizeof bufsize, (struct vmount *) &bufsize) != 0)
+ return NULL;
entries = xmalloc (bufsize);
/* Get the list of mounted filesystems. */
- mntctl (MCTL_QUERY, bufsize, (struct vmount *) entries);
+ n_entries = mntctl (MCTL_QUERY, bufsize, (struct vmount *) entries);
+ if (n_entries < 0)
+ {
+ int saved_errno = errno;
+ free (entries);
+ errno = saved_errno;
+ return NULL;
+ }
- for (thisent = entries; thisent < entries + bufsize;
- thisent += vmp->vmt_length)
+ for (i = 0, thisent = entries;
+ i < n_entries;
+ i++, thisent += vmp->vmt_length)
{
char *options, *ignore;