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- dnl
- dnl posix_allocate() function detection
- dnl
- AC_DEFUN([gl_POSIX_FALLOCATE], [
- dnl * Old glibcs have broken posix_fallocate(). Make sure not to use it.
- AC_TRY_LINK([
- #define _XOPEN_SOURCE 600
- #include <stdlib.h>
- #if defined(__GLIBC__) && (__GLIBC__ < 2 || __GLIBC_MINOR__ < 7)
- possibly broken posix_fallocate
- #endif
- ],
- [posix_fallocate(0, 0, 0);],
- [AC_DEFINE(
- [HAVE_POSIX_FALLOCATE],
- [1],
- [Define if you have a working posix_fallocate()])
- ])
- ])
- dnl
- dnl Filesystem information detection
- dnl
- dnl To get information about the disk, mount points, etc.
- dnl
- AC_DEFUN([AC_MC_GET_FS_INFO], [
- gl_MOUNTLIST
- if test $gl_cv_list_mounted_fs = yes; then
- gl_PREREQ_MOUNTLIST_EXTRA
- fi
- AC_CHECK_HEADERS([fcntl.h utime.h])
- gl_LIST_MOUNTED_FILE_SYSTEMS([
- AC_DEFINE(HAVE_INFOMOUNT_LIST, 1,
- [Define if the list of mounted filesystems can be determined])],
- [AC_MSG_WARN([could not determine how to read list of mounted fs])])
- gl_FSUSAGE
- if test $gl_cv_fs_space = yes; then
- gl_PREREQ_FSUSAGE_EXTRA
- fi
- gl_FSTYPENAME
- gl_POSIX_FALLOCATE
- ])
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