From 8bfc5756fb68e0b13d7e7c0073ad5b9a4790d1b6 Mon Sep 17 00:00:00 2001
From: rmanfredi <rmanfredi@190e5f8e-a817-0410-acf6-e9863daed9af>
Date: Thu, 24 Aug 2006 12:32:52 +0000
Subject: Moving project to sourceforge.

git-svn-id: https://dist.svn.sourceforge.net/svnroot/dist/trunk/dist@1 190e5f8e-a817-0410-acf6-e9863daed9af
---
 mcon/U/d_getpgrp.U | 108 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 mcon/U/d_getpgrp.U

(limited to 'mcon/U/d_getpgrp.U')

diff --git a/mcon/U/d_getpgrp.U b/mcon/U/d_getpgrp.U
new file mode 100644
index 0000000..bc5f5d2
--- /dev/null
+++ b/mcon/U/d_getpgrp.U
@@ -0,0 +1,108 @@
+?RCS: $Id$
+?RCS:
+?RCS: Copyright (c) 1991-1997, 2004-2006, 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 4.0.
+?RCS:
+?RCS: $Log: d_getpgrp.U,v $
+?RCS: Revision 3.0.1.1  1997/02/28  15:34:28  ram
+?RCS: patch61: new USE_BSD_GETPGRP to detect the getpgrp() flavour
+?RCS:
+?RCS: Revision 3.0  1993/08/18  12:06:15  ram
+?RCS: Baseline for dist 3.0 netwide release.
+?RCS:
+?MAKE:d_getpgrp d_bsdgetpgrp: Guess Inlibc Setvar cat rm \
+	+cc +ccflags +ldflags +libs i_unistd
+?MAKE:	-pick add $@ %<
+?S:d_getpgrp:
+?S:	This variable conditionally defines HAS_GETPGRP if getpgrp() is
+?S:	available to get the current process group.
+?S:.
+?S:d_bsdgetpgrp:
+?S:	This variable conditionally defines USE_BSD_GETPGRP if
+?S:	getpgrp needs one arguments whereas USG one needs none.
+?S:.
+?C:HAS_GETPGRP (GETPGRP):
+?C:	This symbol, if defined, indicates that the getpgrp routine is
+?C:	available to get the current process group.
+?C:.
+?C:USE_BSD_GETPGRP:
+?C:	This symbol, if defined, indicates that getpgrp needs one
+?C:	arguments whereas USG one needs none.
+?C:.
+?H:#$d_getpgrp HAS_GETPGRP		/**/
+?H:#$d_bsdgetpgrp USE_BSD_GETPGRP	/**/
+?H:.
+?F:!set !set.c
+?T:xxx
+?LINT:set d_getpgrp d_bsdgetpgrp
+: see if getpgrp exists
+set getpgrp d_getpgrp
+eval $inlibc
+
+@if USE_BSD_GETPGRP || d_bsdgetpgrp
+case "$d_getpgrp" in
+"$define")
+	echo " "
+	echo "Checking to see which flavor of getpgrp is in use..."
+	$cat >set.c <<EOP
+#$i_unistd I_UNISTD
+#include <sys/types.h>
+#ifdef I_UNISTD
+#  include <unistd.h>
+#endif
+int main()
+{
+	if (getuid() == 0) {
+		printf("(I see you are running Configure as super-user...)\n");
+		setuid(1);
+	}
+#ifdef TRY_BSD_PGRP
+	if (getpgrp(1) == 0)
+		exit(0);
+#else
+	if (getpgrp() > 0)
+		exit(0);
+#endif
+	exit(1);
+}
+EOP
+	if $cc -DTRY_BSD_PGRP $ccflags $ldflags -o set set.c $libs >/dev/null 2>&1
+		&& ./set
+	then
+		echo "You have to use getpgrp(pid) instead of getpgrp()." >&4
+		val="$define"
+	elif $cc $ccflags $ldflags -o set set.c $libs >/dev/null 2>&1 && ./set; then
+		echo "You have to use getpgrp() instead of getpgrp(pid)." >&4
+		val="$undef"
+	else
+		echo "I can't seem to compile and run the test program."
+		if ./usg; then
+			xxx="a USG one, i.e. you use getpgrp()."
+		else
+			# SVR4 systems can appear rather BSD-ish.
+			case "$i_unistd" in
+			$undef)
+				xxx="a BSD one, i.e. you use getpgrp(pid)."
+				val="$define"
+				;;
+			$define)
+				xxx="probably a USG one, i.e. you use getpgrp()."
+				val="$undef"
+				;;
+			esac
+		fi
+		echo "Assuming your getpgrp is $xxx" >&4
+	fi
+	;;
+*) val="$undef";;
+esac
+set d_bsdgetpgrp
+eval $setvar
+$rm -f set set.c
+@end
+
-- 
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