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mirtoconf for large file support vars, requested by bsiegert@

This commit is contained in:
tg 2007-03-19 22:58:19 +00:00
parent 7071cada42
commit e867a4c669
1 changed files with 30 additions and 7 deletions
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37
Build.sh
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@ -1,5 +1,5 @@
#!/bin/sh
# $MirOS: src/bin/mksh/Build.sh,v 1.166 2007/03/10 19:19:12 tg Exp $
# $MirOS: src/bin/mksh/Build.sh,v 1.167 2007/03/19 22:58:19 tg Exp $
#-
# Environment used: CC CFLAGS CPP CPPFLAGS LDFLAGS LIBS NOWARN NROFF TARGET_OS
# CPPFLAGS recognised: MKSH_SMALL MKSH_ASSUME_UTF8 MKSH_NEED_MKNOD MKSH_NOPWNAM
@ -195,7 +195,6 @@ CYGWIN*)
test def = $s && s=pam
;;
Darwin)
CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=64"
test def = $s && s=pam
;;
DragonFly)
@ -204,17 +203,17 @@ FreeBSD)
;;
GNU)
warn=' but should work'
CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64"
CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
;;
GNU/kFreeBSD)
warn=' but should work'
CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64"
CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
;;
Interix)
CPPFLAGS="$CPPFLAGS -D_ALL_SOURCE"
;;
Linux)
CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64"
CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
test def = $s && s=pam
: ${HAVE_REVOKE=0}
;;
@ -232,7 +231,6 @@ OpenBSD)
;;
SunOS)
CPPFLAGS="$CPPFLAGS -D_BSD_SOURCE -D__EXTENSIONS__"
CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=64"
test def = $s && s=pam
r=1
;;
@ -254,7 +252,7 @@ CPPFLAGS="$CPPFLAGS -I'$curdir'"
#
# Begin of mirtoconf checks
#
rm -f scn.c a.out a.exe x no
rm -f scn.c a.out a.exe x no lft
$e ${ao}Scanning for functions... please ignore any errors.
#
@ -406,6 +404,31 @@ ac_header grp.h sys/types.h
ac_header ulimit.h
ac_header values.h
#
# Environment: definitions
#
cat >lft.c <<-'EOF'
#include <sys/types.h>
/* check that off_t can represent 2^63-1 correctly, thx FSF */
#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 &&
LARGE_OFF_T % 2147483647 == 1) ? 1 : -1];
int main(void) { return (0); }
EOF
ac_testn can_lfs '' "if we support large files" <lft.c
save_CPPFLAGS=$CPPFLAGS
CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=64"
ac_testn can_lfs_sus '!' can_lfs 0 "... with -D_FILE_OFFSET_BITS=64" <lft.c
if test 1 = $HAVE_CAN_LFS_SUS; then
HAVE_CAN_LFS=1
else
CPPFLAGS=$save_CPPFLAGS
fi
CPPFLAGS="$CPPFLAGS _LARGE_FILES=1"
ac_testn can_lfs_aix '!' can_lfs 0 "... with -D_LARGE_FILES=1" <lft.c
test 1 = $HAVE_CAN_LFS_AIX || CPPFLAGS=$save_CPPFLAGS
rm -f lft.c # end of large file support test
#
# Environment: types
#