--- rpl/configure.ac	2018/05/29 06:04:58	1.215
+++ rpl/configure.ac	2019/10/25 19:55:46	1.241
@@ -1,6 +1,5 @@
 dnl Process this file with autoconf to produce a configure script.
-AC_INIT([rpl],[4.1.28])
-AC_CANONICAL_TARGET
+AC_INIT([rpl],[4.1.31])
 AC_CANONICAL_TARGET
 AM_INIT_AUTOMAKE(silent-rules)
 AM_SILENT_RULES([yes])
@@ -8,28 +7,28 @@ AC_SUBST(target_cpu)
 AC_CONFIG_HEADERS([rplconfig.h])
 
 dnl Libraries
-NCURSES=ncurses-6.0
-READLINE=readline-7.0
+NCURSES=ncurses-6.1
+READLINE=readline-8.0
 UNITS=units-2.16
-GSL=gsl-2.4
+GSL=gsl-2.6
 GPP=gpp-3.0
-GNUPLOT=gnuplot-5.2.3
-FILE=file-5.33
+GNUPLOT=gnuplot-5.2.7
+FILE=file-5.37
 ICONV=libiconv-1.15
-SQLITE=sqlite-3.23.1
-OPENSSL=openssl-1.1.0h
+SQLITE=sqlite-3.30.1
+OPENSSL=openssl-1.1.1d
 OPENMOTIF=motif-2.3.8
 LIBXPM=libXpm-3.5.12
 SIGSEGV=libsigsegv-2.12
 ZLIB=zlib-1.2.11
 
 GMP=gmp-6.1.2
-MPFR=mpfr-3.1.5
-MPFI=mpfi-1.5.1
-NTL=ntl-9.11.0
-COCOA=CoCoALib-0.99542
-PARI=pari-2.7.6
-GIAC=giac-1.2.2
+MPFR=mpfr-4.0.1
+MPFI=mpfi-1.5.3
+NTL=ntl-11.0.0
+COCOA=CoCoALib-0.99600
+PARI=pari-2.9.5
+GIAC=giac-1.4.9
 
 dnl 32 bits ABI
 AC_ARG_WITH(gcc_version,
@@ -95,18 +94,6 @@ dnl X paths
 AC_PATH_X
 AC_PATH_XTRA
 
-if test "$ac_x_includes" != "no"; then
-	if test x"$ac_x_includes" != x; then
-		X_CFLAGS="$X_CFLAGS -I$ac_x_includes"
-		includeX="-I$ac_x_includes"
-	fi
-fi
-if test "$ac_x_libraries" != "no"; then
-	if test x"$ac_x_libraries" != x; then
-		X_LIBS="$X_LIBS -L$ac_x_libraries"
-	fi
-fi
-
 dnl 32 bits ABI
 AC_ARG_WITH(32bits-abi,
 [  --with-32bits-abi       force 32bits ABI (multilib)],[
@@ -185,6 +172,18 @@ fi],[
 
 AC_SUBST(RPLTOOLS)
 
+dnl libcurl path
+AC_ARG_WITH(curl,
+[  --with-curl             specify libcurl path used for RPL/CAS],[
+if test "$with_curl" = "no" -o "$with_curl" = "yes"; then
+	AC_MSG_ERROR([You have to specify libcurl path !])
+else
+	LIBCURL=-L$with_curl
+fi],[
+	LIBCURL=
+	]
+)
+
 dnl RPL/CAS support
 AC_ARG_ENABLE(rplcas,
 [  --enable-rplcas         compile rplcas (default=no)],[
@@ -194,7 +193,9 @@ if test "$enableval" = "no"; then
 	INCRPLCAS=
 else
 	RPLCAS=-DRPLCAS
-	LIBRPLCAS=\$\(top_builddir\)/rplcas/lib/librplcas.a
+	LIBRPLCAS="\$(top_builddir)/rplcas/lib/librplcas.a"
+dnl	LIBS="$LIBS $LIBCURL -lcurl"
+	LIBGIAC="$LIBCURL -lcurl"
 	INCRPLCAS="-I\$(top_builddir)/rplcas/include/giac \
 			-I\$(top_builddir)/rplcas/include"
 fi],[
@@ -208,6 +209,7 @@ AC_SUBST(ABI)
 AC_SUBST(RPLCAS)
 AC_SUBST(LIBRPLCAS)
 AC_SUBST(INCRPLCAS)
+AC_SUBST(LIBGIAC)
 
 dnl Options
 AC_ARG_ENABLE(optimization,
@@ -298,7 +300,7 @@ AC_LINK_IFELSE(
 [SEMAPHORES_NOMMES=-DSEMAPHORES_NOMMES; AC_MSG_RESULT(no)]
 	)
 LDFLAGS=$LIBS
-REG=""
+LIBS=$REG
 else
 	SEMAPHORES_NOMMES=-USEMAPHORES_NOMMES
 fi
@@ -380,6 +382,18 @@ INCMOTIF=""
 BUILD_OPENMOTIF=""
 MODULE_MOTIF=""
 
+
+if test "$ac_x_includes" != "no"; then
+	if test x"$ac_x_includes" != x; then
+		includeX="-I$ac_x_includes"
+	fi
+fi
+if test "$ac_x_libraries" != "no"; then
+	if test x"$ac_x_libraries" != x; then
+		X_LIBS="-L$ac_x_libraries"
+	fi
+fi
+
 AC_ARG_ENABLE(motif,
 [  --enable-motif          provide the Motif support [[default=guessed]]], [
 if test "$enableval" = "no"; then
@@ -393,8 +407,20 @@ else
 	MOTIF_SUPPORT="-UMOTIF_SUPPORT"
 fi)
 
+dnl libXinerama path
+AC_ARG_WITH(xinerama,
+[  --with-xinerama         specify libxinerama path used for Motif],[
+if test "$with_xinerama" = "no" -o "$with_xinerama" = "yes"; then
+	AC_MSG_ERROR([You have to specify libxinerama path !])
+else
+	LIBXINERAMA=-L$with_xinerama
+fi],[
+	LIBXINERAMA=
+	]
+)
+
 if test "$MOTIF_SUPPORT" = "-DMOTIF_SUPPORT"; then
-	libX="$X_LIBS -lXt -lX11 -lXext -lXinerama"
+	libX="$X_LIBS -lXt -lX11 -lXext $LIBXINERAMA -lXinerama"
 	LIBMOTIF="\$(top_builddir)/tools/$OPENMOTIF/install/lib/libXm.a \
 			\$(top_builddir)/tools/$LIBXPM/src/.libs/libXpm.a"
 	INCMOTIF="-I\$(top_srcdir)/tools/$OPENMOTIF/lib \
@@ -465,6 +491,10 @@ if test ! -d "$srcdir"/tools/$NCURSES; t
 			for i in $(ls ../$NCURSES*.patch.gz);
 			do echo Applying patch $i && \
 				gunzip -c $i | patch -p1;
+			done;
+			for i in $(ls ../ncurses-6.1*.patch.gz);
+			do echo Applying patch $i && \
+				gunzip -c $i | patch -p1;
 			done);
 fi
 if test ! -d "$srcdir"/tools/$READLINE; then
@@ -717,8 +747,11 @@ AC_CHECK_LIB(c, pthread_mutex_init,,
 			 [AC_CHECK_LIB(pthread, main,,
 			 AC_MSG_ERROR([Can not find libpthread !]))])
 if test "$MOTIF_SUPPORT" = "-DMOTIF_SUPPORT"; then
+	REG=$LIBS
+	LIBS="$LIBS $libX"
 	AC_CHECK_LIB(Xinerama, XineramaIsActive,,
 				 AC_MSG_ERROR([Can not find libXinerama !]))
+	LIBS=$REG
 fi
 AC_CHECK_LIB(gomp, omp_get_num_procs,, AC_MSG_ERROR([Can not find libgomp !]))
 OPENMP=-lgomp
@@ -1155,11 +1188,11 @@ AC_MSG_CHECKING([whether CC supports -ma
 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
 	[AC_MSG_RESULT([yes]); FPCFLAGS="$FPCFLAGS -malign-double"],
 	[AC_MSG_RESULT([no])])
-CFLAGS=-mieee-fp
-AC_MSG_CHECKING([whether CC supports -mieee-fp])
-AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
-    [AC_MSG_RESULT([yes]); FPCFLAGS="$FPCFLAGS -mieee-fp"],
-	[AC_MSG_RESULT([no])])
+#CFLAGS=-mieee-fp
+#AC_MSG_CHECKING([whether CC supports -mieee-fp])
+#AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
+#    [AC_MSG_RESULT([yes]); FPCFLAGS="$FPCFLAGS -mieee-fp"],
+#	[AC_MSG_RESULT([no])])
 CFLAGS=-mieee
 AC_MSG_CHECKING([whether CC supports -mieee])
 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],