X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=configure.in;h=7454c9aeaf63e1f7df3b13c2061c22ac25e0011f;hp=6621d37b04da97873836e2d0dbc18e6a6cd9c754;hb=790a85dbd4a81d5f5d8dd02a44d84f01512ef443;hpb=c976a90788f3e50afc773670ff74c5270ecb48df

diff --git a/configure.in b/configure.in
index 6621d37b..7454c9ae 100644
--- a/configure.in
+++ b/configure.in
@@ -29,7 +29,7 @@ dnl***************************************************************************
 dnl
 dnl Author: Thomas E. Dickey 1995-on
 dnl
-dnl $Id: configure.in,v 1.705 2020/04/04 23:33:09 tom Exp $
+dnl $Id: configure.in,v 1.709 2020/05/31 20:04:09 tom Exp $
 dnl Process this file with autoconf to produce a configure script.
 dnl
 dnl For additional information, see
@@ -38,7 +38,7 @@ dnl     https://invisible-island.net/autoconf/my-autoconf.html
 dnl
 dnl ---------------------------------------------------------------------------
 AC_PREREQ(2.52.20200111)
-AC_REVISION($Revision: 1.705 $)
+AC_REVISION($Revision: 1.709 $)
 AC_INIT(ncurses/base/lib_initscr.c)
 AC_CONFIG_HEADER(include/ncurses_cfg.h:include/ncurses_cfg.hin)
 
@@ -145,9 +145,9 @@ fi
 
 CF_GXX_VERSION
 case $GXX_VERSION in
-(1*|2.[[0-6]]*)
-	# GXX=""; CXX=""; ac_cv_prog_gxx=no
-	# cf_cxx_library=no
+([[1-9]][[0-9]].*)
+	;;
+(1.*|2.[[0-6]]*)
 	AC_MSG_WARN(templates do not work)
 	;;
 esac
@@ -543,6 +543,23 @@ if test "$DFT_LWR_MODEL" = "shared" && test "x$cf_cv_enable_rpath" != xno; then
 	CF_DISABLE_RPATH_HACK
 fi
 
+### Depending on the system, someone may use rpath to build ncurses but not
+# want users of the package to rely upon that feature.  Give those people an
+# option to suppress that detail from EXTRA_LDFLAGS.
+EXTRA_PKG_LDFLAGS="$EXTRA_LDFLAGS"
+if test -n "$EXTRA_PKG_LDFLAGS"
+then
+	AC_MSG_CHECKING(if you want to disable extra LDFLAGS for package-scripts)
+	CF_ARG_DISABLE(pkg-ldflags,
+		[  --disable-pkg-ldflags   disable extra LDFLAGS for package-scripts],
+		[disable_pkg_ldflags=yes],
+		[disable_pkg_ldflags=no],
+		no)
+	AC_MSG_RESULT($disable_pkg_ldflags)
+	test "$disable_pkg_ldflags" = yes && EXTRA_PKG_LDFLAGS=
+fi
+AC_SUBST(EXTRA_PKG_LDFLAGS)
+
 ###############################################################################
 CF_HELP_MESSAGE(Fine-Tuning Your Configuration:)
 
@@ -1744,6 +1761,7 @@ setenv \
 setvbuf \
 sigaction \
 sigvec \
+snprintf \
 strdup \
 strstr \
 sysconf \
@@ -1831,7 +1849,7 @@ if test -n "$CXX" ; then
 	CF_PROG_CC_C_O(CXX,[$CXXFLAGS $CPPFLAGS])
 
 	case $GXX_VERSION in
-	(1*|2.[0-6]*)
+	(1.*|2.[[0-6]]*|[[1-9]][[0-9]].*)
 		cf_cxx_library=yes
 		;;
 	(*-2.7*|2.7*)