diff options
Diffstat (limited to 'm4/fsusage.m4')
| -rw-r--r-- | m4/fsusage.m4 | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/m4/fsusage.m4 b/m4/fsusage.m4 new file mode 100644 index 000000000..96be3b338 --- /dev/null +++ b/m4/fsusage.m4 @@ -0,0 +1,185 @@ +#serial 1 + +# From fileutils/configure.in +# Determine how a program can obtain filesystems usage information. + +AC_DEFUN(jm_FILE_SYSTEM_USAGE, +[ + +AC_CHECKING(how to get filesystem space usage) +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 $space = no; then + # SVR4 + AC_CACHE_CHECK([for statvfs function (SVR4)], fu_cv_sys_stat_statvfs, + [AC_TRY_LINK([#include <sys/types.h> +#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 + space=yes + AC_DEFINE(STAT_STATVFS, 1, + [ Define if there is a function named statvfs. (SVR4)]) + fi +fi + +if test $space = no; then + # DEC Alpha running OSF/1 + AC_MSG_CHECKING([for 3-argument statfs function (DEC OSF/1)]) + AC_CACHE_VAL(fu_cv_sys_stat_statfs3_osf1, + [AC_TRY_RUN([ +#include <sys/param.h> +#include <sys/types.h> +#include <sys/mount.h> + main () + { + struct statfs fsd; + fsd.f_fsize = 0; + exit (statfs (".", &fsd, sizeof (struct statfs))); + }], + fu_cv_sys_stat_statfs3_osf1=yes, + fu_cv_sys_stat_statfs3_osf1=no, + fu_cv_sys_stat_statfs3_osf1=no)]) + AC_MSG_RESULT($fu_cv_sys_stat_statfs3_osf1) + if test $fu_cv_sys_stat_statfs3_osf1 = yes; then + space=yes + AC_DEFINE(STAT_STATFS3_OSF1, 1, + [ Define if statfs takes 3 args. (DEC Alpha running OSF/1)]) + fi +fi + +if test $space = no; then +# AIX + AC_MSG_CHECKING([for two-argument statfs with statfs.bsize dnl +member (AIX, 4.3BSD)]) + AC_CACHE_VAL(fu_cv_sys_stat_statfs2_bsize, + [AC_TRY_RUN([ +#ifdef HAVE_SYS_PARAM_H +#include <sys/param.h> +#endif +#ifdef HAVE_SYS_MOUNT_H +#include <sys/mount.h> +#endif +#ifdef HAVE_SYS_VFS_H +#include <sys/vfs.h> +#endif + main () + { + struct statfs fsd; + fsd.f_bsize = 0; + exit (statfs (".", &fsd)); + }], + fu_cv_sys_stat_statfs2_bsize=yes, + fu_cv_sys_stat_statfs2_bsize=no, + fu_cv_sys_stat_statfs2_bsize=no)]) + AC_MSG_RESULT($fu_cv_sys_stat_statfs2_bsize) + if test $fu_cv_sys_stat_statfs2_bsize = yes; then + 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 $space = no; then +# SVR3 + AC_MSG_CHECKING([for four-argument statfs (AIX-3.2.5, SVR3)]) + AC_CACHE_VAL(fu_cv_sys_stat_statfs4, + [AC_TRY_RUN([#include <sys/types.h> +#include <sys/statfs.h> + main () + { + struct statfs fsd; + exit (statfs (".", &fsd, sizeof fsd, 0)); + }], + fu_cv_sys_stat_statfs4=yes, + fu_cv_sys_stat_statfs4=no, + fu_cv_sys_stat_statfs4=no)]) + AC_MSG_RESULT($fu_cv_sys_stat_statfs4) + if test $fu_cv_sys_stat_statfs4 = yes; then + space=yes + AC_DEFINE(STAT_STATFS4, 1, + [ Define if statfs takes 4 args. (SVR3, Dynix, Irix, Dolphin)]) + fi +fi + +if test $space = no; then +# 4.4BSD and NetBSD + AC_MSG_CHECKING([for two-argument statfs with statfs.fsize dnl +member (4.4BSD and NetBSD)]) + AC_CACHE_VAL(fu_cv_sys_stat_statfs2_fsize, + [AC_TRY_RUN([#include <sys/types.h> +#ifdef HAVE_SYS_PARAM_H +#include <sys/param.h> +#endif +#ifdef HAVE_SYS_MOUNT_H +#include <sys/mount.h> +#endif + main () + { + struct statfs fsd; + fsd.f_fsize = 0; + exit (statfs (".", &fsd)); + }], + fu_cv_sys_stat_statfs2_fsize=yes, + fu_cv_sys_stat_statfs2_fsize=no, + fu_cv_sys_stat_statfs2_fsize=no)]) + AC_MSG_RESULT($fu_cv_sys_stat_statfs2_fsize) + if test $fu_cv_sys_stat_statfs2_fsize = yes; then + 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 $space = no; then + # Ultrix + AC_MSG_CHECKING([for two-argument statfs with struct fs_data (Ultrix)]) + AC_CACHE_VAL(fu_cv_sys_stat_fs_data, + [AC_TRY_RUN([#include <sys/types.h> +#ifdef HAVE_SYS_PARAM_H +#include <sys/param.h> +#endif +#ifdef HAVE_SYS_MOUNT_H +#include <sys/mount.h> +#endif +#ifdef HAVE_SYS_FS_TYPES_H +#include <sys/fs_types.h> +#endif + main () + { + struct fs_data fsd; + /* Ultrix's statfs returns 1 for success, + 0 for not mounted, -1 for failure. */ + exit (statfs (".", &fsd) != 1); + }], + fu_cv_sys_stat_fs_data=yes, + fu_cv_sys_stat_fs_data=no, + fu_cv_sys_stat_fs_data=no)]) + AC_MSG_RESULT($fu_cv_sys_stat_fs_data) + if test $fu_cv_sys_stat_fs_data = yes; then + 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 $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 filesystems usage + information and you have the <sys/filsys.h> header file. (SVR2)]) + space=yes) +fi + +]) |