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Diffstat (limited to 'm4/fsusage.m4')
| -rw-r--r-- | m4/fsusage.m4 | 260 |
1 files changed, 0 insertions, 260 deletions
diff --git a/m4/fsusage.m4 b/m4/fsusage.m4 deleted file mode 100644 index dd10f799..00000000 --- a/m4/fsusage.m4 +++ /dev/null @@ -1,260 +0,0 @@ -#serial 16 -# Obtaining file system usage information. - -# Copyright (C) 1997, 1998, 2000, 2001, 2003, 2004, 2005 Free Software -# Foundation, Inc. -# -# This file is free software; the Free Software Foundation -# gives unlimited permission to copy and/or distribute it, -# with or without modifications, as long as this notice is preserved. - -# Written by Jim Meyering. - -AC_DEFUN([gl_FSUSAGE], -[ - AC_LIBSOURCES([fsusage.c, fsusage.h]) - - AC_CHECK_HEADERS_ONCE(sys/param.h) - AC_CHECK_HEADERS_ONCE(sys/vfs.h sys/fs_types.h) - AC_CHECK_HEADERS(sys/mount.h, [], [], - [AC_INCLUDES_DEFAULT - [#if HAVE_SYS_PARAM_H - #include <sys/param.h> - #endif]]) - gl_FILE_SYSTEM_USAGE([gl_cv_fs_space=yes], [gl_cv_fs_space=no]) - if test $gl_cv_fs_space = yes; then - AC_LIBOBJ(fsusage) - gl_PREREQ_FSUSAGE_EXTRA - fi -]) - -# Try to determine how a program can obtain file system usage information. -# If successful, define the appropriate symbol (see fsusage.c) and -# execute ACTION-IF-FOUND. Otherwise, execute ACTION-IF-NOT-FOUND. -# -# gl_FILE_SYSTEM_USAGE([ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]]) - -AC_DEFUN([gl_FILE_SYSTEM_USAGE], -[ - -echo "checking how to get file system space usage..." -ac_fsusage_space=no - -# Perform only the link test since it seems there are no variants of the -# statvfs function. This check is more than just AC_CHECK_FUNCS(statvfs) -# because that got a false positive on SCO OSR5. Adding the declaration -# of a `struct statvfs' causes this test to fail (as it should) on such -# systems. That system is reported to work fine with STAT_STATFS4 which -# is what it gets when this test fails. -if test $ac_fsusage_space = no; then - # SVR4 - AC_CACHE_CHECK([for statvfs function (SVR4)], fu_cv_sys_stat_statvfs, - [AC_TRY_LINK([#include <sys/types.h> -#ifdef __GLIBC__ -Do not use statvfs on systems with GNU libc, because that function stats -all preceding entries in /proc/mounts, and that makes df hang if even -one of the corresponding file systems is hard-mounted, but not available. -#endif -#include <sys/statvfs.h>], - [struct statvfs fsd; statvfs (0, &fsd);], - fu_cv_sys_stat_statvfs=yes, - fu_cv_sys_stat_statvfs=no)]) - if test $fu_cv_sys_stat_statvfs = yes; then - ac_fsusage_space=yes - AC_DEFINE(STAT_STATVFS, 1, - [ Define if there is a function named statvfs. (SVR4)]) - fi -fi - -if test $ac_fsusage_space = no; then - # DEC Alpha running OSF/1 - AC_MSG_CHECKING([for 3-argument statfs function (DEC OSF/1)]) - AC_CACHE_VAL(fu_cv_sys_stat_statfs3_osf1, - [AC_TRY_RUN([ -#include <sys/param.h> -#include <sys/types.h> -#include <sys/mount.h> - main () - { - struct statfs fsd; - fsd.f_fsize = 0; - exit (statfs (".", &fsd, sizeof (struct statfs))); - }], - fu_cv_sys_stat_statfs3_osf1=yes, - fu_cv_sys_stat_statfs3_osf1=no, - fu_cv_sys_stat_statfs3_osf1=no)]) - AC_MSG_RESULT($fu_cv_sys_stat_statfs3_osf1) - if test $fu_cv_sys_stat_statfs3_osf1 = yes; then - ac_fsusage_space=yes - AC_DEFINE(STAT_STATFS3_OSF1, 1, - [ Define if statfs takes 3 args. (DEC Alpha running OSF/1)]) - fi -fi - -if test $ac_fsusage_space = no; then -# AIX - AC_MSG_CHECKING([for two-argument statfs with statfs.bsize dnl -member (AIX, 4.3BSD)]) - AC_CACHE_VAL(fu_cv_sys_stat_statfs2_bsize, - [AC_TRY_RUN([ -#ifdef HAVE_SYS_PARAM_H -#include <sys/param.h> -#endif -#ifdef HAVE_SYS_MOUNT_H -#include <sys/mount.h> -#endif -#ifdef HAVE_SYS_VFS_H -#include <sys/vfs.h> -#endif - main () - { - struct statfs fsd; - fsd.f_bsize = 0; - exit (statfs (".", &fsd)); - }], - fu_cv_sys_stat_statfs2_bsize=yes, - fu_cv_sys_stat_statfs2_bsize=no, - fu_cv_sys_stat_statfs2_bsize=no)]) - AC_MSG_RESULT($fu_cv_sys_stat_statfs2_bsize) - if test $fu_cv_sys_stat_statfs2_bsize = yes; then - ac_fsusage_space=yes - AC_DEFINE(STAT_STATFS2_BSIZE, 1, -[ Define if statfs takes 2 args and struct statfs has a field named f_bsize. - (4.3BSD, SunOS 4, HP-UX, AIX PS/2)]) - fi -fi - -if test $ac_fsusage_space = no; then -# SVR3 - AC_MSG_CHECKING([for four-argument statfs (AIX-3.2.5, SVR3)]) - AC_CACHE_VAL(fu_cv_sys_stat_statfs4, - [AC_TRY_RUN([#include <sys/types.h> -#include <sys/statfs.h> - main () - { - struct statfs fsd; - exit (statfs (".", &fsd, sizeof fsd, 0)); - }], - fu_cv_sys_stat_statfs4=yes, - fu_cv_sys_stat_statfs4=no, - fu_cv_sys_stat_statfs4=no)]) - AC_MSG_RESULT($fu_cv_sys_stat_statfs4) - if test $fu_cv_sys_stat_statfs4 = yes; then - ac_fsusage_space=yes - AC_DEFINE(STAT_STATFS4, 1, - [ Define if statfs takes 4 args. (SVR3, Dynix, Irix, Dolphin)]) - fi -fi - -if test $ac_fsusage_space = no; then -# 4.4BSD and NetBSD - AC_MSG_CHECKING([for two-argument statfs with statfs.fsize dnl -member (4.4BSD and NetBSD)]) - AC_CACHE_VAL(fu_cv_sys_stat_statfs2_fsize, - [AC_TRY_RUN([#include <sys/types.h> -#ifdef HAVE_SYS_PARAM_H -#include <sys/param.h> -#endif -#ifdef HAVE_SYS_MOUNT_H -#include <sys/mount.h> -#endif - main () - { - struct statfs fsd; - fsd.f_fsize = 0; - exit (statfs (".", &fsd)); - }], - fu_cv_sys_stat_statfs2_fsize=yes, - fu_cv_sys_stat_statfs2_fsize=no, - fu_cv_sys_stat_statfs2_fsize=no)]) - AC_MSG_RESULT($fu_cv_sys_stat_statfs2_fsize) - if test $fu_cv_sys_stat_statfs2_fsize = yes; then - ac_fsusage_space=yes - AC_DEFINE(STAT_STATFS2_FSIZE, 1, -[ Define if statfs takes 2 args and struct statfs has a field named f_fsize. - (4.4BSD, NetBSD)]) - fi -fi - -if test $ac_fsusage_space = no; then - # Ultrix - AC_MSG_CHECKING([for two-argument statfs with struct fs_data (Ultrix)]) - AC_CACHE_VAL(fu_cv_sys_stat_fs_data, - [AC_TRY_RUN([#include <sys/types.h> -#ifdef HAVE_SYS_PARAM_H -#include <sys/param.h> -#endif -#ifdef HAVE_SYS_MOUNT_H -#include <sys/mount.h> -#endif -#ifdef HAVE_SYS_FS_TYPES_H -#include <sys/fs_types.h> -#endif - main () - { - struct fs_data fsd; - /* Ultrix's statfs returns 1 for success, - 0 for not mounted, -1 for failure. */ - exit (statfs (".", &fsd) != 1); - }], - fu_cv_sys_stat_fs_data=yes, - fu_cv_sys_stat_fs_data=no, - fu_cv_sys_stat_fs_data=no)]) - AC_MSG_RESULT($fu_cv_sys_stat_fs_data) - if test $fu_cv_sys_stat_fs_data = yes; then - ac_fsusage_space=yes - AC_DEFINE(STAT_STATFS2_FS_DATA, 1, -[ Define if statfs takes 2 args and the second argument has - type struct fs_data. (Ultrix)]) - fi -fi - -if test $ac_fsusage_space = no; then - # SVR2 - AC_TRY_CPP([#include <sys/filsys.h> - ], - AC_DEFINE(STAT_READ_FILSYS, 1, - [Define if there is no specific function for reading file systems usage - information and you have the <sys/filsys.h> header file. (SVR2)]) - ac_fsusage_space=yes) -fi - -AS_IF([test $ac_fsusage_space = yes], [$1], [$2]) - -]) - - -# Check for SunOS statfs brokenness wrt partitions 2GB and larger. -# If <sys/vfs.h> exists and struct statfs has a member named f_spare, -# enable the work-around code in fsusage.c. -AC_DEFUN([gl_STATFS_TRUNCATES], -[ - AC_MSG_CHECKING([for statfs that truncates block counts]) - AC_CACHE_VAL(fu_cv_sys_truncating_statfs, - [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ -#if !defined(sun) && !defined(__sun) -choke -- this is a workaround for a Sun-specific problem -#endif -#include <sys/types.h> -#include <sys/vfs.h>]], - [[struct statfs t; long c = *(t.f_spare);]])], - [fu_cv_sys_truncating_statfs=yes], - [fu_cv_sys_truncating_statfs=no])]) - if test $fu_cv_sys_truncating_statfs = yes; then - AC_DEFINE(STATFS_TRUNCATES_BLOCK_COUNTS, 1, - [Define if the block counts reported by statfs may be truncated to 2GB - and the correct values may be stored in the f_spare array. - (SunOS 4.1.2, 4.1.3, and 4.1.3_U1 are reported to have this problem. - SunOS 4.1.1 seems not to be affected.)]) - fi - AC_MSG_RESULT($fu_cv_sys_truncating_statfs) -]) - - -# Prerequisites of lib/fsusage.c not done by gl_FILE_SYSTEM_USAGE. -AC_DEFUN([gl_PREREQ_FSUSAGE_EXTRA], -[ - AC_REQUIRE([gl_AC_TYPE_UINTMAX_T]) - AC_CHECK_HEADERS(dustat.h sys/fs/s5param.h sys/filsys.h sys/statfs.h sys/statvfs.h) - gl_STATFS_TRUNCATES -]) |