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author | Jim Meyering <jim@meyering.net> | 2003-08-17 17:57:38 +0000 |
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committer | Jim Meyering <jim@meyering.net> | 2003-08-17 17:57:38 +0000 |
commit | 69d741ae8e8fcd1c18c965bac6e7cf147e96361b (patch) | |
tree | 62e073815068d79325944748054095e31aba1134 /m4/fsusage.m4 | |
parent | 56f3c86407c47dde33e1c558312525a4a671b157 (diff) | |
download | coreutils-69d741ae8e8fcd1c18c965bac6e7cf147e96361b.tar.xz |
Sync with gnulib.
Diffstat (limited to 'm4/fsusage.m4')
-rw-r--r-- | m4/fsusage.m4 | 50 |
1 files changed, 49 insertions, 1 deletions
diff --git a/m4/fsusage.m4 b/m4/fsusage.m4 index ad63154ac..a0ab1e15f 100644 --- a/m4/fsusage.m4 +++ b/m4/fsusage.m4 @@ -1,7 +1,18 @@ -#serial 9 +#serial 11 # From fileutils/configure.in +AC_DEFUN([gl_FSUSAGE], +[ + AC_CHECK_HEADERS_ONCE(sys/param.h) + AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs_types.h) + jm_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 filesystem usage information. # If successful, define the appropriate symbol (see fsusage.c) and # execute ACTION-IF-FOUND. Otherwise, execute ACTION-IF-NOT-FOUND. @@ -196,3 +207,40 @@ 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([jm_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 jm_FILE_SYSTEM_USAGE. +AC_DEFUN([gl_PREREQ_FSUSAGE_EXTRA], +[ + AC_REQUIRE([jm_AC_TYPE_UINTMAX_T]) + AC_CHECK_HEADERS_ONCE(fcntl.h) + AC_CHECK_HEADERS(dustat.h sys/fs/s5param.h sys/filsys.h sys/statfs.h sys/statvfs.h) + jm_STATFS_TRUNCATES +]) |