mirror of https://github.com/MidnightCommander/mc
123 lines
3.6 KiB
Plaintext
123 lines
3.6 KiB
Plaintext
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dnl
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dnl posix_allocate() function detection
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dnl
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AC_DEFUN([POSIX_FALLOCATE], [
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dnl * Old glibcs have broken posix_fallocate(). Make sure not to use it.
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AC_LINK_IFELSE([AC_LANG_PROGRAM([[
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#define _XOPEN_SOURCE 600
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#include <stdlib.h>
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#include <fcntl.h>
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#if defined(__GLIBC__) && (__GLIBC__ < 2 || __GLIBC_MINOR__ < 7)
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possibly broken posix_fallocate
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#endif
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]],
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[[posix_fallocate(0, 0, 0);]])],
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[AC_DEFINE(
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[HAVE_POSIX_FALLOCATE],
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[1],
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[Define if you have a working posix_fallocate()])
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])
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])
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dnl
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dnl Get from the coreutils package (stat-prog.m4 serial 7)
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dnl
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AC_DEFUN([mc_cu_PREREQ_STAT_PROG],
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[
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AC_REQUIRE([gl_FSUSAGE])
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AC_REQUIRE([gl_FSTYPENAME])
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AC_CHECK_HEADERS_ONCE([OS.h netinet/in.h sys/param.h sys/vfs.h])
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dnl Check for vfs.h first, since this avoids a warning with nfs_client.h
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dnl on Solaris 8.
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test $ac_cv_header_sys_param_h = yes &&
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test $ac_cv_header_sys_mount_h = yes &&
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AC_CHECK_HEADERS([nfs/vfs.h],
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[AC_CHECK_HEADERS([nfs/nfs_client.h])])
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statvfs_includes="\
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AC_INCLUDES_DEFAULT
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#include <sys/statvfs.h>
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"
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statfs_includes="\
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AC_INCLUDES_DEFAULT
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#ifdef HAVE_SYS_VFS_H
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# include <sys/vfs.h>
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#elif defined HAVE_SYS_MOUNT_H && defined HAVE_SYS_PARAM_H
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# include <sys/param.h>
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# include <sys/mount.h>
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# if defined HAVE_NETINET_IN_H && defined HAVE_NFS_NFS_CLNT_H && defined HAVE_NFS_VFS_H
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# include <netinet/in.h>
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# include <nfs/nfs_clnt.h>
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# include <nfs/vfs.h>
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# endif
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#elif defined HAVE_OS_H
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# include <fs_info.h>
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#endif
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"
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if case "$fu_cv_sys_stat_statvfs$fu_cv_sys_stat_statvfs64" in
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*yes*) ;; *) false;; esac &&
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{ AC_CHECK_MEMBERS([struct statvfs.f_basetype],,, [$statvfs_includes])
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test $ac_cv_member_struct_statvfs_f_basetype = yes ||
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{ AC_CHECK_MEMBERS([struct statvfs.f_fstypename],,, [$statvfs_includes])
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test $ac_cv_member_struct_statvfs_f_fstypename = yes ||
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{ test $ac_cv_member_struct_statfs_f_fstypename != yes &&
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{ AC_CHECK_MEMBERS([struct statvfs.f_type],,, [$statvfs_includes])
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test $ac_cv_member_struct_statvfs_f_type = yes; }; }; }; }
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then
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AC_CHECK_MEMBERS([struct statvfs.f_namemax],,, [$statvfs_includes])
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM(
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[$statvfs_includes],
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[static statvfs s;
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return (s.s_fsid ^ 0) == 0;])],
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[AC_DEFINE([STRUCT_STATVFS_F_FSID_IS_INTEGER], [1],
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[Define to 1 if the f_fsid member of struct statvfs is an integer.])])
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else
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AC_CHECK_MEMBERS([struct statfs.f_namelen, struct statfs.f_type,
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struct statfs.f_frsize],,, [$statfs_includes])
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if test $ac_cv_header_OS_h != yes; then
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM(
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[$statfs_includes],
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[static statfs s;
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return (s.s_fsid ^ 0) == 0;])],
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[AC_DEFINE([STRUCT_STATFS_F_FSID_IS_INTEGER], [1],
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[Define to 1 if the f_fsid member of struct statfs is an integer.])])
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fi
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fi
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])
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dnl
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dnl Filesystem information detection
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dnl
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dnl To get information about the disk, mount points, etc.
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dnl
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AC_DEFUN([mc_GET_FS_INFO], [
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AC_CHECK_HEADERS([fcntl.h utime.h])
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gl_MOUNTLIST
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if test $gl_cv_list_mounted_fs = yes; then
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gl_PREREQ_MOUNTLIST_EXTRA
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AC_DEFINE(HAVE_INFOMOUNT_LIST, 1,
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[Define if the list of mounted filesystems can be determined])
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else
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AC_MSG_WARN([could not determine how to read list of mounted fs]);
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fi
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gl_FSUSAGE
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if test $gl_cv_fs_space = yes; then
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gl_PREREQ_FSUSAGE_EXTRA
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fi
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gl_FSTYPENAME
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POSIX_FALLOCATE
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mc_cu_PREREQ_STAT_PROG
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])
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