summaryrefslogtreecommitdiff
path: root/m4/largefile.m4
diff options
context:
space:
mode:
Diffstat (limited to 'm4/largefile.m4')
-rw-r--r--m4/largefile.m4129
1 files changed, 0 insertions, 129 deletions
diff --git a/m4/largefile.m4 b/m4/largefile.m4
deleted file mode 100644
index 85019083..00000000
--- a/m4/largefile.m4
+++ /dev/null
@@ -1,129 +0,0 @@
-#serial 6
-
-dnl By default, many hosts won't let programs access large files;
-dnl one must use special compiler options to get large-file access to work.
-dnl For more details about this brain damage please see:
-dnl http://www.sas.com/standards/large.file/x_open.20Mar96.html
-
-dnl Written by Paul Eggert <eggert@twinsun.com>.
-
-dnl Internal subroutine of AC_SYS_LARGEFILE.
-dnl AC_SYS_LARGEFILE_FLAGS(FLAGSNAME)
-AC_DEFUN([AC_SYS_LARGEFILE_FLAGS],
- [AC_CACHE_CHECK([for $1 value to request large file support],
- ac_cv_sys_largefile_$1,
- [if ($GETCONF LFS_$1) >conftest.1 2>conftest.2 && test ! -s conftest.2
- then
- ac_cv_sys_largefile_$1=`cat conftest.1`
- else
- ac_cv_sys_largefile_$1=no
- ifelse($1, CFLAGS,
- [case "$host_os" in
- # HP-UX 10.20 requires -D__STDC_EXT__ with gcc 2.95.1.
-changequote(, )dnl
- hpux10.[2-9][0-9]* | hpux1[1-9]* | hpux[2-9][0-9]*)
-changequote([, ])dnl
- if test "$GCC" = yes; then
- ac_cv_sys_largefile_CFLAGS=-D__STDC_EXT__
- fi
- ;;
- # IRIX 6.2 and later require cc -n32.
-changequote(, )dnl
- irix6.[2-9]* | irix6.1[0-9]* | irix[7-9].* | irix[1-9][0-9]*)
-changequote([, ])dnl
- if test "$GCC" != yes; then
- ac_cv_sys_largefile_CFLAGS=-n32
- fi
- esac
- if test "$ac_cv_sys_largefile_CFLAGS" != no; then
- ac_save_CC="$CC"
- CC="$CC $ac_cv_sys_largefile_CFLAGS"
- AC_TRY_LINK(, , , ac_cv_sys_largefile_CFLAGS=no)
- CC="$ac_save_CC"
- fi])
- fi
- rm -f conftest*])])
-
-dnl Internal subroutine of AC_SYS_LARGEFILE.
-dnl AC_SYS_LARGEFILE_SPACE_APPEND(VAR, VAL)
-AC_DEFUN([AC_SYS_LARGEFILE_SPACE_APPEND],
- [case $2 in
- no) ;;
- ?*)
- case "[$]$1" in
- '') $1=$2 ;;
- *) $1=[$]$1' '$2 ;;
- esac ;;
- esac])
-
-dnl Internal subroutine of AC_SYS_LARGEFILE.
-dnl AC_SYS_LARGEFILE_MACRO_VALUE(C-MACRO, CACHE-VAR, COMMENT, CODE-TO-SET-DEFAULT)
-AC_DEFUN([AC_SYS_LARGEFILE_MACRO_VALUE],
- [AC_CACHE_CHECK([for $1], $2,
- [$2=no
-changequote(, )dnl
- $4
- for ac_flag in $ac_cv_sys_largefile_CFLAGS no; do
- case "$ac_flag" in
- -D$1)
- $2=1 ;;
- -D$1=*)
- $2=`expr " $ac_flag" : '[^=]*=\(.*\)'` ;;
- esac
- done
-changequote([, ])dnl
- ])
- if test "[$]$2" != no; then
- AC_DEFINE_UNQUOTED([$1], [$]$2, [$3])
- fi])
-
-AC_DEFUN([AC_SYS_LARGEFILE],
- [AC_REQUIRE([AC_CANONICAL_HOST])
- AC_ARG_ENABLE(largefile,
- [ --disable-largefile omit support for large files])
- if test "$enable_largefile" != no; then
- AC_CHECK_TOOL(GETCONF, getconf)
- AC_SYS_LARGEFILE_FLAGS(CFLAGS)
- AC_SYS_LARGEFILE_FLAGS(LDFLAGS)
- AC_SYS_LARGEFILE_FLAGS(LIBS)
-
- for ac_flag in $ac_cv_sys_largefile_CFLAGS no; do
- case "$ac_flag" in
- no) ;;
- -D_FILE_OFFSET_BITS=*) ;;
- -D_LARGEFILE_SOURCE | -D_LARGEFILE_SOURCE=*) ;;
- -D_LARGE_FILES | -D_LARGE_FILES=*) ;;
- -D?* | -I?*)
- AC_SYS_LARGEFILE_SPACE_APPEND(CPPFLAGS, "$ac_flag") ;;
- *)
- AC_SYS_LARGEFILE_SPACE_APPEND(CFLAGS, "$ac_flag") ;;
- esac
- done
- AC_SYS_LARGEFILE_SPACE_APPEND(LDFLAGS, "$ac_cv_sys_largefile_LDFLAGS")
- AC_SYS_LARGEFILE_SPACE_APPEND(LIBS, "$ac_cv_sys_largefile_LIBS")
- AC_SYS_LARGEFILE_MACRO_VALUE(_FILE_OFFSET_BITS,
- ac_cv_sys_file_offset_bits,
- [Number of bits in a file offset, on hosts where this is settable.],
- [case "$host_os" in
- # HP-UX 10.20 and later
- hpux10.[2-9][0-9]* | hpux1[1-9]* | hpux[2-9][0-9]*)
- ac_cv_sys_file_offset_bits=64 ;;
- esac])
- AC_SYS_LARGEFILE_MACRO_VALUE(_LARGEFILE_SOURCE,
- ac_cv_sys_largefile_source,
- [Define to make fseeko etc. visible, on some hosts.],
- [case "$host_os" in
- # HP-UX 10.20 and later
- hpux10.[2-9][0-9]* | hpux1[1-9]* | hpux[2-9][0-9]*)
- ac_cv_sys_largefile_source=1 ;;
- esac])
- AC_SYS_LARGEFILE_MACRO_VALUE(_LARGE_FILES,
- ac_cv_sys_large_files,
- [Define for large files, on AIX-style hosts.],
- [case "$host_os" in
- # AIX 4.2 and later
- aix4.[2-9]* | aix4.1[0-9]* | aix[5-9].* | aix[1-9][0-9]*)
- ac_cv_sys_large_files=1 ;;
- esac])
- fi
- ])