From 9d8085074991d5c0a42d6fc96a2d1a3ee918aad1 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 08:17:24 +0200
Subject: Adding upstream version 5.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 support/rlvers.sh | 113 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100755 support/rlvers.sh

(limited to 'support/rlvers.sh')

diff --git a/support/rlvers.sh b/support/rlvers.sh
new file mode 100755
index 0000000..64cadc7
--- /dev/null
+++ b/support/rlvers.sh
@@ -0,0 +1,113 @@
+#! /bin/sh
+#
+# rlvers.sh -- run a program that prints out the readline version number
+#	       using locally-installed readline libraries
+#
+
+# Copyright (C) 1996-2002 Free Software Foundation, Inc.
+#
+#   This program is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+PROGNAME=`basename $0`
+
+: ${TMPDIR:=/tmp}
+TDIR=$TMPDIR/rlvers
+
+# defaults
+CC=cc
+RL_LIBDIR=/usr/local/lib
+RL_INCDIR=/usr/local/include
+
+TERMCAP_LIB="-ltermcap"
+
+# cannot rely on the presence of getopts
+while [ $# -gt 0 ]; do
+	case "$1" in
+	-C)	shift ; CC="$1"; shift ;;
+	-I)	shift ; RL_INCDIR="$1" ; shift ;;
+	-L)	shift ; RL_LIBDIR="$1" ; shift ;;
+	-T)	shift ; TERMCAP_LIB="$1" ; shift ;;
+	-v)	shift ; verbose=y ;;
+	--)	shift ; break ;;
+	*)	echo "${PROGNAME}: usage: $PROGNAME [-C compiler] [-L libdir] [-v]" >&2 ; exit 2;;
+	esac
+done
+
+# if someone happened to install examples/rlversion, use it (it's not
+# installed by default)
+if test -f ${RL_LIBDIR}/rlversion ; then
+	if [ -n "$verbose" ]; then
+		echo "${PROGNAME}: using installed rlversion from ${RL_LIBDIR}/rlversion"
+	fi
+	v=`${RL_LIBDIR}/rlversion 2>/dev/null`
+	case "$v" in
+	unknown | "")	echo 0 ;;
+	*)		echo "$v" ;;
+	esac
+	exit 0
+fi
+
+if [ -n "$verbose" ]; then
+	echo "${PROGNAME}: using ${RL_LIBDIR} to find libreadline"
+	echo "${PROGNAME}: attempting program compilation"
+fi
+
+# make $TDIR mode 0700
+mkdir $TDIR || {
+	echo "${PROGNAME}: ${TDIR}: file exists" >&2
+	echo 0
+	exit 1
+}
+chmod 700 $TDIR
+
+trap 'rm -f $TDIR/rlvers $TDIR/rlvers.? ; rmdir $TDIR' 0 1 2 3 6 15
+
+cat > $TDIR/rlvers.c << EOF
+#include <stdio.h>
+extern char *rl_library_version;
+
+main()
+{
+	printf("%s\n", rl_library_version ? rl_library_version : "0");
+	exit(0);
+}
+EOF
+
+opwd=`pwd`
+
+cd $TDIR || {
+	echo "${PROGNAME}: cannot cd to $TDIR" >&2
+	echo 0
+	exit 1
+}
+	
+if eval ${CC} -L${RL_LIBDIR} -I${RL_INCDIR} -o $TDIR/rlvers $TDIR/rlvers.c -lreadline ${TERMCAP_LIB};
+then
+	v=`$TDIR/rlvers`
+else
+	if [ -n "$verbose" ] ; then
+		echo "${PROGNAME}: compilation failed: status $?"
+		echo "${PROGNAME}: using version 0"
+	fi
+	v=0
+fi
+
+case "$v" in
+unknown | "")	echo 0 ;;
+*)		echo "$v" ;;
+esac
+
+cd $opwd
+exit 0
-- 
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