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+?RCS: $Id: d_SHM_MAC.U,v 3.0 1993/08/18 12:05:41 ram Exp $
+?RCS:
+?RCS: Copyright (c) 1991-1993, Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic Licence,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic Licence; a copy of which may be found at the root
+?RCS: of the source tree for dist 3.0.
+?RCS:
+?RCS: $Log: d_SHM_MAC.U,v $
+?RCS: Revision 3.0 1993/08/18 12:05:41 ram
+?RCS: Baseline for dist 3.0 netwide release.
+?RCS:
+?MAKE:d_SHM_MAC d_SHM_PRM d_SHM_SEG d_SHM_IMMU: cat d_shm test rm +cc +ccflags
+?MAKE: -pick add $@ %<
+?S:d_SHM_MAC:
+?S: Sometimes, the SHMLBA manifest needs sys/sysmacros.h, usually for
+?S: the ctob() macro.
+?S:.
+?S:d_SHM_PRM:
+?S: Sometimes, the SHMLBA manifest needs sys/param.h, usually for the
+?S: NBPC constant.
+?S:.
+?S:d_SHM_SEG:
+?S: Sometimes, the SHMLBA manifest needs sys/seg.h, usually for the
+?S: SNUMSHFT constant.
+?S:.
+?S:d_SHM_IMMU:
+?S: Sometimes, the SHMLBA manifest needs sys/immu.h, usually for the
+?S: stob() macro.
+?S:.
+?C:SHMLBA_WANTS_SYSMACROS:
+?C: This value tells us to include <sys/sysmacros.h> because SHMLBA
+?C: needs something from there, probably the ctob() macro.
+?C:.
+?C:SHMLBA_WANTS_PARAM:
+?C: This value tells us to include <sys/param.h> because SHMLBA needs
+?C: something from there, probably the NBPC constant.
+?C:.
+?C:SHMLBA_WANTS_SEG:
+?C: This value tells us to include <sys/seg.h> because SHMLBA needs
+?C: something from there, probably the SNUMSHFT constant.
+?C:.
+?C:SHMLBA_WANTS_IMMU:
+?C: This value tells us to include <sys/immu.h> because SHMLBA needs
+?C: something from there, probably the stob() macro. (tower_600 only?)
+?C:.
+?H:#$d_SHM_MAC SHMLBA_WANTS_SYSMACROS /* SHMLBA wants ctob()? */
+?H:#$d_SHM_PRM SHMLBA_WANTS_PARAM /* SHMLBA wants NBPC? */
+?H:#$d_SHM_SEG SHMLBA_WANTS_SEG /* SHMLBA wants SNUMSHFT? */
+?H:#$d_SHM_IMMU SHMLBA_WANTS_IMMU /* SHMLBA wants stob()? */
+?H:.
+?T:flags D_sys_immu D_sys_seg D_sys_sysmacros D_sys_param
+: check for SHMLBA braindamage
+d_SHM_MAC="$undef"
+d_SHM_PRM="$undef"
+d_SHM_SEG="$undef"
+d_SHM_IMMU="$undef"
+if $test "$d_shm" = "$define" ; then
+ echo " "
+ $cat >&4 <<EOM
+Checking to see if SHMLBA needs additional headers.
+The headers I'll be checking are:
+
+ sys/macros.h (for the ctob() macro)
+ sys/param.h (for NBPC)
+ sys/seg.h (for SNUMSHFT)
+ sys/immu.h (for the stob() macro)
+
+EOM
+ $cat >shm_mac.c <<'EOCP'
+#include <sys/types.h>
+#include <sys/ipc.h>
+#include <sys/shm.h>
+#ifdef I_SYS_IMMU
+#include <sys/immu.h>
+#endif
+#ifdef I_SYS_SYSMACROS
+#include <sys/sysmacros.h>
+#endif
+#ifdef I_SYS_PARAM
+#include <sys/param.h>
+#endif
+#ifdef I_SYS_SEG
+#include <sys/seg.h>
+#endif
+
+main() {
+ int foo = SHMLBA ;
+ }
+EOCP
+ flags='xxx'
+ for D_sys_immu in '' '-DI_SYS_IMMU'; do
+ for D_sys_seg in '' '-DI_SYS_SEG'; do
+ for D_sys_sysmacros in '' '-DI_SYS_SYSMACROS'; do
+ for D_sys_param in '' '-DI_SYS_PARAM'; do
+ case "$flags" in
+ 'xxx')
+ case "$D_sys_immu$D_sys_param$D_sys_sysmacros$D_sys_seg" in
+ '')
+ echo "Trying it normally..."
+ ;;
+ *)
+ echo "Trying $D_sys_immu $D_sys_param $D_sys_sysmacros $D_sys_seg"
+ ;;
+ esac
+ if $cc shm_mac.c $ccflags \
+ $D_sys_immu $D_sys_param $D_sys_sysmacros $D_sys_seg \
+ -o shm_mac >/dev/null 2>&1 ; then
+ set X $D_sys_immu $D_sys_param $D_sys_sysmacros $D_sys_seg
+ shift
+ flags="$*"
+ echo "Succeeded with $flags"
+ fi
+ ;;
+ esac
+ done
+ done
+ done
+ done
+ case "$flags" in
+ xxx)
+ echo "I don't know how to keep SHMLBA happy. Good luck!"
+ ;;
+ esac
+ case "$flags" in
+ *I_SYS_PARAM*) d_SHM_PRM="$define";;
+ esac
+ case "$flags" in
+ *I_SYS_SYSMACROS*) d_SHM_MAC="$define";;
+ esac
+ case "$flags" in
+ *I_SYS_SEG*) d_SHM_SEG="$define";;
+ esac
+ case "$flags" in
+ *I_SYS_IMMU*) d_SHM_IMMU="$define";;
+ esac
+fi
+$rm -f shm_mac*
+