import of readlilne 5.1FSF

1 files changed, 52 insertions, 13 deletions

diff --git a/readline/support/shlib-install b/readline/support/shlib-install
index 654cfa9..2cd252a 100755
--- a/readline/support/shlib-install
+++ b/readline/support/shlib-install
@@ -3,7 +3,7 @@
 # shlib-install - install a shared library and do any necessary host-specific
 #		  post-installation configuration (like ldconfig)
 #
-# usage: shlib-install [-D] -O host_os -d installation-dir -i install-prog [-U] library
+# usage: shlib-install [-D] -O host_os -d installation-dir [-b bin-dir] -i install-prog [-U] library
 #
 # Chet Ramey
 # chet@po.cwru.edu
@@ -15,7 +15,7 @@ INSTALLDIR=/usr/local/lib
 LDCONFIG=ldconfig
 
 PROGNAME=`basename $0`
-USAGE="$PROGNAME [-D] -O host_os -d installation-dir -i install-prog [-U] library"
+USAGE="$PROGNAME [-D] -O host_os -d installation-dir [-b bin-dir] -i install-prog [-U] library"
 
 # process options
 
@@ -23,6 +23,7 @@ while [ $# -gt 0 ]; do
 	case "$1" in
 	-O)	shift; host_os="$1"; shift ;;
 	-d)	shift; INSTALLDIR="$1"; shift ;;
+	-b)	shift; BINDIR="$1" ; shift ;;
 	-i)	shift; INSTALLPROG="$1" ; shift ;;
 	-D)	echo=echo ; shift ;;
 	-U)	uninstall=true ; shift ;;
@@ -64,11 +65,30 @@ fi
 # post-install/uninstall
 
 # HP-UX and Darwin/MacOS X require that a shared library have execute permission
+# Cygwin installs both a dll (which must go in $BINDIR) and an implicit
+# link library (in $libdir)
 case "$host_os" in
 hpux*|darwin*|macosx*)
 	if [ -z "$uninstall" ]; then
 		chmod 555 ${INSTALLDIR}/${LIBNAME}
 	fi ;;
+cygwin*)
+	IMPLIBNAME=`echo ${LIBNAME} \
+		| sed -e 's,^cyg,lib,' -e 's,[0-9]*.dll$,.dll.a,'`
+	if [ -z "$uninstall" ]; then
+		${echo} $RM ${BINDIR}/${LIBNAME}.${OLDSUFF}
+		if [ -f "$BINDIR/$LIBNAME" ]; then
+			${echo} $MV $BINDIR/$LIBNAME $BINDIR/$LIBNAME.$OLDSUFF
+		fi
+		${echo} $MV ${INSTALLDIR}/${LIBNAME} ${BINDIR}/${LIBNAME}
+		${echo} chmod a+x ${BINDIR}/${LIBNAME}
+		${echo} eval ${INSTALLPROG} ${LIBNAME}.a \
+			${INSTALLDIR}/${IMPLIBNAME}
+	else
+		${echo} ${RM} ${BINDIR}/${LIBNAME}
+		${echo} ${RM} ${INSTALLDIR}/${IMPLIBNAME}
+	fi ;;
+
 *)	;;
 esac
 
@@ -88,24 +108,38 @@ case "$LIBNAME" in
 	LINK1=`echo $LIBNAME | sed 's:\(.*\)\.[0-9]\.[0-9]:\1:'`	# libname.dylib
 esac
 
-INSTALL_LINK1='cd $INSTALLDIR ; ln -s $LIBNAME $LINK1'
-INSTALL_LINK2='cd $INSTALLDIR ; ln -s $LIBNAME $LINK2'
+INSTALL_LINK1='${echo} cd $INSTALLDIR && ${echo} ${LN} $LIBNAME $LINK1'
+INSTALL_LINK2='${echo} cd $INSTALLDIR && ${echo} ${LN} $LIBNAME $LINK2'
 
 #
 # Create symlinks to the installed library.  This section is incomplete.
 #
 case "$host_os" in
-*linux*|bsdi4*|*gnu*|darwin*|macosx*)
+*linux*)
+	# libname.so.M -> libname.so.M.N
+	${echo} ${RM} ${INSTALLDIR}/$LINK2
+	if [ -z "$uninstall" ]; then
+		eval $INSTALL_LINK2
+	fi
+
+	# libname.so -> libname.so.M
+	${echo} ${RM} ${INSTALLDIR}/$LINK1
+	if [ -z "$uninstall" ]; then
+		${echo} cd $INSTALLDIR && ${echo} ${LN} $LINK2 $LINK1
+	fi
+	;;
+
+bsdi4*|*gnu*|darwin*|macosx*|k*bsd*-gnu)
 	# libname.so.M -> libname.so.M.N
 	${echo} ${RM} ${INSTALLDIR}/$LINK2
 	if [ -z "$uninstall" ]; then
-		${echo} ln -s $LIBNAME ${INSTALLDIR}/$LINK2
+		eval $INSTALL_LINK2
 	fi
 
 	# libname.so -> libname.so.M.N
 	${echo} ${RM} ${INSTALLDIR}/$LINK1
 	if [ -z "$uninstall" ]; then
-		${echo} ln -s $LIBNAME ${INSTALLDIR}/$LINK1
+		eval $INSTALL_LINK1
 	fi
 	;;
 
@@ -113,7 +147,7 @@ solaris2*|aix4.[2-9]*|osf*|irix[56]*|sysv[45]*|dgux*)
 	# libname.so -> libname.so.M
 	${echo} ${RM} ${INSTALLDIR}/$LINK1
 	if [ -z "$uninstall" ]; then
-		${echo} ln -s $LIBNAME ${INSTALLDIR}/$LINK1
+		eval $INSTALL_LINK1
 	fi
 	;;
 
@@ -124,19 +158,19 @@ freebsd[3-9]*|freebsdelf[3-9]*|freebsdaout[3-9]*)
 		# libname.so -> libname.so.M
 		${echo} ${RM} ${INSTALLDIR}/$LINK1
 		if [ -z "$uninstall" ]; then
-			${echo} ln -s $LIBNAME ${INSTALLDIR}/$LINK1
+			eval $INSTALL_LINK1
 		fi
 	else
 		# libname.so.M -> libname.so.M.N
 		${echo} ${RM} ${INSTALLDIR}/$LINK2
 		if [ -z "$uninstall" ]; then
-			${echo} ln -s $LIBNAME ${INSTALLDIR}/$LINK2
+			eval $INSTALL_LINK2
 		fi
 
 		# libname.so -> libname.so.M.N
 		${echo} ${RM} ${INSTALLDIR}/$LINK1
 		if [ -z "$uninstall" ]; then
-			${echo} ln -s $LIBNAME ${INSTALLDIR}/$LINK1
+			eval $INSTALL_LINK1
 		fi
 	fi
 	;;
@@ -145,11 +179,16 @@ hpux1*)
 	# libname.sl -> libname.M
 	${echo} ${RM} ${INSTALLDIR}/$LINK1.sl
 	if [ -z "$uninstall" ]; then
-#		${echo} ln -s $LIBNAME ${INSTALLDIR}/${LINK1}.sl
-		${echo} ln -s $LIBNAME ${INSTALLDIR}/${LINK1}
+		eval $INSTALL_LINK1
 	fi
 	;;
 
+cygwin*)
+	# Links to .dlls don't work.  Hence shobj-conf used DLLVERSION.dll
+	# instead of so.SHLIB_MAJOR.SHLIB_MINOR.  The postinstall above
+	# took care of everything else.
+	;;
+
 *)	;;
 esac