| 1 | dnl @synopsis AX_CHECK_MOUNT_POINT([ACTION-IF-TRUE], [ACTION-IF-FALSE]) |
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| 2 | dnl |
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| 3 | dnl This macro will find out how to get mount point information if possible. |
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| 4 | dnl |
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| 5 | dnl The following defines will be set as appropriate: |
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| 6 | dnl HAVE_MOUNTS |
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| 7 | dnl HAVE_MNTENT_H |
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| 8 | dnl HAVE_SYS_MNTTAB_H |
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| 9 | dnl HAVE_SYS_MOUNT_H |
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| 10 | dnl HAVE_STRUCT_MNTENT_MNT_DIR |
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| 11 | dnl HAVE_STRUCT_MNTTAB_MNT_MOUNTP |
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| 12 | dnl HAVE_STRUCT_STATFS_F_MNTONNAME |
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| 13 | dnl HAVE_STRUCT_STATVFS_F_MNTONNAME |
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| 14 | dnl Also ACTION-IF-TRUE and ACTION-IF-FALSE are run as appropriate |
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| 15 | dnl |
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| 16 | dnl @category C |
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| 17 | dnl @author Martin Ebourne |
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| 18 | dnl @version 2005/07/01 |
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| 19 | dnl @license AllPermissive |
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| 20 | |
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| 21 | AC_DEFUN([AX_CHECK_MOUNT_POINT], [ |
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| 22 | AC_CHECK_FUNCS([getmntent statfs]) |
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| 23 | AC_CHECK_HEADERS([sys/param.h]) |
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| 24 | AC_CHECK_HEADERS([mntent.h sys/mnttab.h sys/mount.h],,, [[ |
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| 25 | #include <stdio.h> |
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| 26 | #ifdef HAVE_SYS_PARAM_H |
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| 27 | #include <sys/param.h> |
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| 28 | #endif |
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| 29 | ]]) |
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| 30 | # BSD |
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| 31 | AC_CHECK_MEMBERS([struct statfs.f_mntonname],,, [[ |
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| 32 | #ifdef HAVE_SYS_PARAM_H |
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| 33 | #include <sys/param.h> |
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| 34 | #endif |
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| 35 | #include <sys/mount.h> |
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| 36 | ]]) |
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| 37 | # NetBSD |
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| 38 | AC_CHECK_MEMBERS([struct statvfs.f_mntonname],,, [[ |
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| 39 | #ifdef HAVE_SYS_PARAM_H |
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| 40 | #include <sys/param.h> |
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| 41 | #endif |
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| 42 | #include <sys/mount.h> |
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| 43 | ]]) |
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| 44 | # Linux |
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| 45 | AC_CHECK_MEMBERS([struct mntent.mnt_dir],,, [[#include <mntent.h>]]) |
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| 46 | # Solaris |
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| 47 | AC_CHECK_MEMBERS([struct mnttab.mnt_mountp],,, [[ |
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| 48 | #include <stdio.h> |
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| 49 | #include <sys/mnttab.h> |
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| 50 | ]]) |
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| 51 | if test "x$ac_cv_member_struct_statfs_f_mntonname" = "xyes" || \ |
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| 52 | test "x$ac_cv_member_struct_statvfs_f_mntonname" = "xyes" || \ |
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| 53 | test "x$ac_cv_member_struct_mntent_mnt_dir" = "xyes" || \ |
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| 54 | test "x$ac_cv_member_struct_mnttab_mnt_mountp" = "xyes" |
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| 55 | then |
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| 56 | AC_DEFINE([HAVE_MOUNTS], [1], [Define to 1 if this platform supports mounts]) |
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| 57 | m4_ifvaln([$1],[$1],[:])dnl |
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| 58 | m4_ifvaln([$2],[else $2])dnl |
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| 59 | fi |
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| 60 | ])dnl |
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