--- rpl/configure.ac	2012/07/03 08:23:29	1.36
+++ rpl/configure.ac	2021/12/09 20:00:45	1.256
@@ -1,6 +1,5 @@
 dnl Process this file with autoconf to produce a configure script.
-AC_INIT([rpl],[4.1.9])
-AC_CANONICAL_TARGET
+AC_INIT([rpl],[4.1.33])
 AC_CANONICAL_TARGET
 AM_INIT_AUTOMAKE(silent-rules)
 AM_SILENT_RULES([yes])
@@ -8,26 +7,28 @@ AC_SUBST(target_cpu)
 AC_CONFIG_HEADERS([rplconfig.h])
 
 dnl Libraries
-NCURSES=ncurses-5.9
-READLINE=readline-6.2
-UNITS=units-1.88
-GSL=gsl-1.15
+NCURSES=ncurses-6.1
+READLINE=readline-8.0
+UNITS=units-2.19
+GSL=gsl-2.7.1
 GPP=gpp-3.0
-GNUPLOT=gnuplot-4.6.0
-FILE=file-5.11
-ICONV=libiconv-1.13.1
-SQLITE=sqlite-3.7.12.1
-OPENSSL=openssl-1.0.1c
-OPENMOTIF=openmotif-2.3.3
-LIBXPM=libXpm-3.5.9
-SIGSEGV=libsigsegv-2.11
-
-GMP=gmp-5.0.5
-MPFR=mpfr-3.1.0
-NTL=ntl-5.5.2
-COCOA=CoCoALib-0.9950
-PARI=pari-2.5.1
-GIAC=giac-0.9.6
+GNUPLOT=gnuplot-5.2.8
+dnl ftp://ftp.astron.com/pub/file/
+FILE=file-5.37
+ICONV=libiconv-1.16
+SQLITE=sqlite-3.31.1
+OPENSSL=openssl-1.1.1g
+OPENMOTIF=motif-2.3.8
+LIBXPM=libXpm-3.5.12
+SIGSEGV=libsigsegv-2.12
+ZLIB=zlib-1.2.11
+
+GMP=gmp-6.2.0
+MPFR=mpfr-4.0.2
+MPFI=mpfi-1.5.4
+NTL=ntl-11.4.3
+PARI=pari-2.11.4
+GIAC=giac-1.7.0
 
 dnl 32 bits ABI
 AC_ARG_WITH(gcc_version,
@@ -36,8 +37,23 @@ CC=gcc-$with_gcc_version
 CXX=g++-$with_gcc_version
 CF=gfortran-$with_gcc_version
 F77=gfortran-$with_gcc_version
+AC_SUBST(CC)
+AC_SUBST(CXX)
+AC_SUBST(CF)
+AC_SUBST(F77)
 ],[])
 
+dnl Checks for Bash
+BASH_PATH=$(which bash)
+BASH=$(which bash | sed 's/\//\\\//g')
+
+if test x$BASH = x; then
+	AC_MSG_ERROR([Cannot find bash! You have to install it.])
+fi
+
+AC_SUBST(BASH)
+AC_SUBST(BASH_PATH)
+
 dnl Checks for C compiler
 AC_PROG_CC(gcc)
 
@@ -62,11 +78,11 @@ AC_PROG_F77(gfortran)
 dnl Check for Fortran 9* compiler
 AC_PROG_FC(gfortran)
 
-if test x"$F77" == x; then
+if test x"$F77" = x; then
 	AC_MSG_ERROR([Cannot find gfortran! You have to install it.])
 fi
 
-if test x"$FC" == x; then
+if test x"$FC" = x; then
 	AC_MSG_ERROR([Cannot find gfortran! You have to install it.])
 fi
 
@@ -78,18 +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)],[
@@ -141,6 +145,20 @@ fi],[
 	]
 )
 
+AC_ARG_ENABLE(native,
+[  --enable-native         enable gcc native compiler option (default=no)],[
+if test "$enableval" = "yes"; then
+	CFLAGS="$CFLAGS -mtune=native -march=native"
+	FFLAGS="$FFLAGS -mtune=native -march=native"
+	CXXFLAGS="$CXXFLAGS -mtune=native -march=native"
+	FCFLAGS="$FCFLAGS -mtune=native -march=native"
+else
+	NATIVE=
+fi],[
+	NATIVE=
+	]
+)
+
 AC_ARG_WITH(rpltools,
 [  --with-rpltools         specify rpltools path used for cross compilation],[
 if test "$with_rpltools" = "no" -o "$with_rpltools" = "yes"; then
@@ -154,46 +172,68 @@ 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$with_curl
+fi],[
+	LIBCURL=
+	]
+)
+
 dnl RPL/CAS support
 AC_ARG_ENABLE(rplcas,
 [  --enable-rplcas         compile rplcas (default=no)],[
 if test "$enableval" = "no"; then
 	RPLCAS=-URPLCAS
 	LIBRPLCAS=
+	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],[
 	RPLCAS=-URPLCAS
 	LIBRPLCAS=
+	INCRPLCAS=
 	]
 )
 
 AC_SUBST(ABI)
 AC_SUBST(RPLCAS)
 AC_SUBST(LIBRPLCAS)
+AC_SUBST(INCRPLCAS)
+AC_SUBST(LIBGIAC)
 
 dnl Options
 AC_ARG_ENABLE(optimization,
-[  --enable-optimization   set compiler flags [[default=environment variables -O3]]], [
+[  --enable-optimization   set compiler flags [[default=environment variables -O2, enable=environment variables -O3]]], [
 if test "$enableval" = "no"; then
 	CFLAGS=$ABI
 	FFLAGS=$ABI
 	CXXFLAGS=$ABI
 	FCFLAGS=$ABI
 else
-	CFLAGS="$CFLAGS $ABI $enable_optimization"
-	FFLAGS="$FFLAGS $ABI $enable_optimization"
-	CXXFLAGS="$CXXFLAGS $ABI $enable_optimization"
-	FCFLAGS="$FCFLAGS $ABI $enable_optimization"
-fi],[
-	CFLAGS="$CFLAGS $ABI $OPTIMISATION_C"
+	CFLAGS="$CFLAGS $ABI $OPTIMISATION_C" 
 	FFLAGS="$FFLAGS $ABI $OPTIMISATION_F"
 	CXXFLAGS="$CXXFLAGS $ABI $OPTIMISATION_CXX"
 	FCFLAGS="$FCFLAGS $ABI $OPTIMISATION_F"
+fi],[
+	CFLAGS="$CFLAGS $ABI -O2" 
+	FFLAGS="$FFLAGS $ABI -O2"
+	CXXFLAGS="$CXXFLAGS $ABI -O2"
+	FCFLAGS="$FCFLAGS $ABI -O2"
 	]
 )
 
+CFLAGS="$CFLAGS -fno-strict-overflow"
+
 AC_MSG_CHECKING([for usable shared memory])
 AC_COMPILE_IFELSE(
 	[AC_LANG_PROGRAM([#include <sys/shm.h>
@@ -204,26 +244,12 @@ AC_COMPILE_IFELSE(
 	)
 AC_SUBST(SHARED_MEMORY)
 
-AC_MSG_CHECKING([for pselect])
-AC_COMPILE_IFELSE(
-	[AC_LANG_PROGRAM([#include <sys/select.h>
-	 #include <unistd.h>
-	 #include <sys/time.h>
-	 #include <sys/types.h>
-	 ],
-	[
-	 struct timespec tv;
-	 fd_set s1, s2, s3;
-	 tv.tv_sec=1;
-	 tv.tv_nsec=0;
-	 FD_SET(1, &s1); FD_SET(2, &s2); FD_SET(3, &s3);
-	 pselect(5, &s1, &s2, &s3, &tv, NULL);
-	 return(0);
-	])],
-[PSELECT=-DPSELECT; AC_MSG_RESULT(yes)],
-[PSELECT=-UPSELECT; AC_MSG_RESULT(no)]
-	)
-AC_SUBST(PSELECT)
+AC_C_INLINE
+
+if test "$ac_cv_c_inline" != no ; then
+	AC_DEFINE(HAVE_INLINE,1,[inline keywork or macro available])
+    AC_SUBST(HAVE_INLINE)
+fi
 
 AC_ARG_ENABLE(sysv-ipcs,
 [  --enable-sysv-ipcs      use SystemV IPC functions [[default=guessed]]], [
@@ -234,9 +260,9 @@ else
 	IPCS_SYSV=-DIPCS_SYSV
 	POSIX_IPCS=yes
 fi],
-REG=$LDFLAGS
+REG=$LIBS
 POSIX_IPCS=guessed
-LDFLAGS=-lrt
+LIBS="-lrt -lpthread"
 [AC_MSG_CHECKING([for POSIX semaphores and shared objects])
 AC_LINK_IFELSE(
 [AC_LANG_PROGRAM([#include <sys/mman.h>
@@ -255,12 +281,12 @@ fd = shm_open(sem , O_CREAT | O_RDWR, S_
 [IPCS_SYSV=-UIPCS_SYSV; AC_MSG_RESULT(yes)],
 [IPCS_SYSV=-DIPCS_SYSV; AC_MSG_RESULT(no)]
 	)]
-LDFLAGS=$REG
+LIBS=$REG
 )
 
 if test "$IPCS_SYSV" = "-UIPCS_SYSV" -a "$POSIX_IPCS" = "guessed"; then
-REG=$LDFLAGS
-LDFLAGS=-pthread
+REG=$LIBS
+LIBS=-pthread
 AC_MSG_CHECKING([for POSIX anonymous semaphores])
 AC_LINK_IFELSE(
 [AC_LANG_PROGRAM([#include <semaphore.h>
@@ -273,8 +299,8 @@ AC_LINK_IFELSE(
 [SEMAPHORES_NOMMES=-USEMAPHORES_NOMMES; AC_MSG_RESULT(yes)],
 [SEMAPHORES_NOMMES=-DSEMAPHORES_NOMMES; AC_MSG_RESULT(no)]
 	)
-LDFLAGS=$REG
-REG=""
+LDFLAGS=$LIBS
+LIBS=$REG
 else
 	SEMAPHORES_NOMMES=-USEMAPHORES_NOMMES
 fi
@@ -292,7 +318,7 @@ AC_ARG_ENABLE(final-encoding,
 [  --enable-final-encoding force final encoding [[default=guessed]]], [
 if test "$enableval" = "no"; then
 	FINAL_ENCODING="\$(shell locale charmap | \
-		\$(AWK) '/\=/ { print \$\$3;} !/\=/ { print \$\$1;}')"
+		\$(AWK) '/=/ { print \$\$3;} !/=/ { print \$\$1;}')"
 	FORCED_FINAL_ENCODING=0
 else
 	FINAL_ENCODING="$enable_final_encoding"
@@ -300,7 +326,7 @@ else
 fi], [
 FORCED_FINAL_ENCODING=0
 FINAL_ENCODING="\$(shell locale charmap | \
-	\$(AWK) '/\=/ { print \$\$3;} !/\=/ { print \$\$1;}')"])
+	\$(AWK) '/=/ { print \$\$3;} !/=/ { print \$\$1;}')"])
 
 AC_ARG_ENABLE(tex,
 [  --enable-tex            provide the TeX support [[default=guessed]]], [
@@ -354,6 +380,19 @@ libX=""
 LIBMOTIF=""
 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]]], [
@@ -362,15 +401,27 @@ if test "$enableval" = "no"; then
 else
 	MOTIF_SUPPORT="-DMOTIF_SUPPORT"
 fi],
-if test "$have_x" == "yes"; then
+if test "$have_x" = "yes"; then
 	MOTIF_SUPPORT="-DMOTIF_SUPPORT"
 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="$X_LIBS -lXt -lX11 -lXext"
-	LIBMOTIF="\$(top_builddir)/tools/$OPENMOTIF/lib/Xm/.libs/libXm.a \
+	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 \
 			-I\$(top_builddir)/tools/$OPENMOTIF/lib \
@@ -381,6 +432,8 @@ if test "$MOTIF_SUPPORT" = "-DMOTIF_SUPP
 		AC_CONFIG_SUBDIRS(tools/$LIBXPM)
 		AC_CONFIG_SUBDIRS(tools/$OPENMOTIF)
 	fi;
+
+	MODULE_MOTIF="modules/motif"
 fi
 
 AC_ARG_ENABLE(experimental,
@@ -410,6 +463,18 @@ fi], [PROFILAGE=""])
 
 AC_SUBST(PROFILAGE)
 
+dnl Checks for uuencode
+AC_CHECK_PROG(UUENCODE, uuencode, yes, no)
+if test "$UUENCODE" = no; then
+	AC_MSG_ERROR([Can not find uuencode !])
+fi
+
+dnl Checks for patch
+AC_CHECK_PROG(PATCH, patch, yes, no)
+if test "$PATCH" = no; then
+	AC_MSG_ERROR([Can not find patch !])
+fi
+
 if test ! -d tools; then
 	mkdir tools
 fi
@@ -417,14 +482,19 @@ if test ! -d "$srcdir"/tools/$NCURSES; t
 	gunzip -c "$srcdir"/tools/$NCURSES.tar.gz | \
 			(cd "$srcdir/tools" && tar -xf -)
 	(cd "$srcdir/tools/"$NCURSES && \
-	 		for i in ../$NCURSES*.sh.gz;
-			do TMP=$i; gunzip -c $i > ${TMP%.*};
+	 		for i in $(ls ../$NCURSES*.sh.gz);
+			do echo Uncompressing script $i; TMP=$i; gunzip -c $i > ${TMP%.*};
 			done;
-	 		for i in ../$NCURSES*.sh;
+	 		for i in $(ls ../$NCURSES*.sh);
 			do echo Applying script $i && chmod 775 $i && ./$i;
 			done;
-			for i in ../$NCURSES*.patch.gz;
-			do echo Applying patch $i && gunzip -c $i | patch -p1;
+			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/$READLINE; then
@@ -467,7 +537,7 @@ fi
 if test ! -d "$srcdir"/tools/$ICONV; then
 	gunzip -c "$srcdir"/tools/$ICONV.tar.gz | \
 			(cd "$srcdir/tools" && tar -xf -)
-			(cd "$srcdir"/tools/$ICONV && ln -sf ../$SIGSEGV/gnulib gnulib)
+	(cd "$srcdir"/tools/$ICONV && ln -sf ../$SIGSEGV/gnulib gnulib)
 fi
 if test ! -d "$srcdir"/tools/$OPENMOTIF; then
 	gunzip -c "$srcdir"/tools/$OPENMOTIF.tar.gz | \
@@ -481,6 +551,10 @@ if test ! -d tools/$OPENSSL; then
 	gunzip -c "$srcdir"/tools/$OPENSSL.tar.gz | \
 			(cd tools && tar -xf -)
 fi
+if test ! -d tools/$ZLIB; then
+	gunzip -c "$srcdir"/tools/$ZLIB.tar.gz | \
+			(cd tools && tar -xf - && cd $ZLIB && ./configure --static)
+fi
 if test ! -d rplcas; then
 	mkdir rplcas
 fi
@@ -492,14 +566,14 @@ if test ! -d "$srcdir"/rplcas/$MPFR; the
 	gunzip -c "$srcdir"/rplcas/$MPFR.tar.gz | \
 			(cd "$srcdir/rplcas" && tar -xf -)
 fi
+if test ! -d "$srcdir"/rplcas/$MPFI; then
+	gunzip -c "$srcdir"/rplcas/$MPFI.tar.gz | \
+			(cd "$srcdir/rplcas" && tar -xf -)
+fi
 if test ! -d rplcas/$NTL; then
 	gunzip -c "$srcdir"/rplcas/$NTL.tar.gz | \
 			(cd rplcas && tar -xf -)
 fi
-if test ! -d rplcas/$COCOA; then
-	gunzip -c "$srcdir"/rplcas/$COCOA.tar.gz | \
-			(cd rplcas && tar -xf -)
-fi
 if test ! -d rplcas/$PARI; then
 	gunzip -c "$srcdir"/rplcas/$PARI.tar.gz | \
 			(cd rplcas && tar -xf -)
@@ -549,6 +623,12 @@ if test "$SED" = no; then
 	AC_MSG_ERROR([Can not find sed !])
 fi
 
+dnl Checks for yacc
+AC_CHECK_PROG(YACC, yacc, yes, no)
+if test "$YACC" = no; then
+	AC_MSG_ERROR([Can not find yacc !])
+fi
+
 dnl Checks for TeX, LaTeX, dvips, gs, gv, vim and gnuplot
 if test "$TEX_SUPPORT" = guessed; then
 	POSTSCRIPT_SUPPORT="-DPOSTSCRIPT_SUPPORT"
@@ -652,14 +732,26 @@ AC_SUBST(libX)
 AC_SUBST(includeX)
 
 dnl Date
-DATE=$(LANG=C date +"%A, %e %B %Y %T %z")
+DATE=$(env LC_ALL=C date +"%A, %e %B %Y %T %z")
+DATE_FR=$(env LC_ALL=fr_FR date +"%A, %e %B %Y %T %z")
 AC_SUBST(DATE)
+AC_SUBST(DATE_FR)
 
 dnl Checks for libraries
 AC_CHECK_LIB(m, main,, AC_MSG_ERROR([Can not find libm !]))
 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
+AC_SUBST(OPENMP)
 
 dnl Check for union semun
 AC_CHECK_TYPE([union semun], SEMUN=-DUNION_SEMUN, SEMUN=-UUNION_SEMUN, [[
@@ -682,6 +774,12 @@ dnl Do we need to use -lrt?
 AC_CHECK_LIB(rt, nanosleep, LIBS="$LIBS -lrt",
 		AC_MSG_WARN([librt doesn't seem to be needed on this system.]))
 
+AC_CHECK_LIB(rt, shm_open, LIBS="$LIBS -lrt",
+		AC_MSG_WARN([librt doesn't seem to be needed on this system.]))
+
+AC_CHECK_LIB(pthread, pthread_create, LIBS="$LIBS -lpthread",
+		AC_MSG_WARN([libpthread doesn't seem to be needed on this system.]))
+
 dnl Do we need to use -lsocket?
 AC_CHECK_LIB(socket, bind, LIBS="$LIBS -lsocket",
 		AC_MSG_WARN([libsocket doesn't seem to be needed on this system.]))
@@ -692,7 +790,7 @@ AC_ARG_WITH(mysql,
 [  --with-mysql=PATH         specify directory for installed mysql],
 [], [with_mysql=check])
 
-if test "x$with_mysql" = xcheck -o "x$with_mysql" = yes; then
+if test "x$with_mysql" = xcheck -o "x$with_mysql" = xyes; then
 	libMySQLinc="-I/usr/include"
 	libMySQLlib="/usr/lib"
 
@@ -769,7 +867,7 @@ if test "$MYSQL_SUPPORT" = "-DMYSQL_SUPP
 		if test $STATIC = no; then
 			LIBS="$LIBS -L/$libMySQLlib -lmysqlclient_r $libMySQLinc"
 		else
-			LIBS="$LIBS $libMySQLlib/libmysqlclient_r.a -lz $libMySQLinc"
+			LIBS="$LIBS $libMySQLlib/libmysqlclient_r.a $libMySQLinc"
 		fi
 		AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "mysql.h"]], [[MYSQL mysql; mysql_init(&mysql);]])],[AC_MSG_RESULT([yes]); MYSQL_LIB="yes"],[AC_MSG_RESULT([no]); MYSQL_LIB="no"])
 		LIBS=$saved_LIBS;
@@ -1086,11 +1184,11 @@ 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([])],
@@ -1121,9 +1219,8 @@ esac
 
 AC_SUBST(OS)
 
-DATE_FR=$(env LC_ALL=fr_FR date +'%A %x, %X %Z')
-DATE=$(env LC_ALL=C date +'%A %x, %X %Z')
 MALLOC=
+NO_EXPORT_DYNAMIC=-Wl,--no-export-dynamic
 
 case $OS in
     Darwin)
@@ -1178,6 +1275,7 @@ case $OS in
     OS/2)
 		if test $FORCED_FINAL_ENCODING -eq 0; then \
 			FINAL_ENCODING=CP850; \
+			FORCED_FINAL_ENCODING=1;\
 		fi;
 		OS=OS2
 		NESTED_FUNCTIONS=
@@ -1195,6 +1293,7 @@ case $OS in
 	OpenBSD)
 		if test $FORCED_FINAL_ENCODING -eq 0; then \
 			FINAL_ENCODING=UTF-8; \
+			FORCED_FINAL_ENCODING=1;\
 		fi;
 		EXPORT_DYNAMIC=-Wl,--export-dynamic
 		NESTED_FUNCTIONS=
@@ -1250,6 +1349,12 @@ case $OS in
 	break ;;
 esac
 
+dnl Correction d'un problème de compilation pour GNUplot 5.0.0
+ac_configure_args="$ac_configure_args --disable-wxwidgets"
+dnl Correction d'un problème d'ABI avec readline
+ac_configure_args="$ac_configure_args \
+		--with-abi-version=5.9 --with-rel-version=5.9"
+
 case $OS in
     OS2)
 		WHOLE_LIB1=""
@@ -1264,6 +1369,16 @@ case $OS in
 	break ;;
 esac
 
+BROKEN_SIGSEGV=-UBROKEN_SIGSEGV
+BUILD_SIGSEGV=$SIGSEGV
+if test x"$LIB_PREFIX" = x"lib"; then
+	LIBSIGSEGV=\$\(top_builddir\)/tools/$SIGSEGV/src/.libs/libsigsegv.a
+else
+	LIBSIGSEGV=\$\(top_builddir\)/tools/$SIGSEGV/src/.libs/sigsegv.a
+fi
+INCSIGSEGV="-I\$(top_builddir)/tools/$SIGSEGV/src"
+CYGWIN_LDFLAGS=
+
 case $HOST in
 	x86_64-*-linux-gnu)
 		ARCH=amd64
@@ -1277,17 +1392,35 @@ case $HOST in
 		ARCH=armel
 	break;;
 
+	mips*el-unknown-linux-gnu)
+		ARCH=mipsel
+	break;;
+
+	x86_64-*-cygwin)
+		BROKEN_SIGSEGV=-DBROKEN_SIGSEGV
+		BUILD_SIGSEGV=
+		INCSIGSEGV=
+		LIBSIGSEGV=
+		ARCH=$(echo $HOST | cut -f1 -d-)
+		CYGWIN_LDFLAGS=-Wl,--allow-multiple-definition \
+				-Wl,--out-implib,rpl.exe.a
+	break;;
+
 	*)
-		ARCH=unknown
+		ARCH=$(echo $HOST | cut -f1 -d-)
 	break ;;
 esac
 
+AC_SUBST(INCSIGSEGV)
+AC_SUBST(LIBSIGSEGV)
 AC_SUBST(WHOLE_LIB1)
 AC_SUBST(WHOLE_LIB2)
 AC_SUBST(LIB_PREFIX)
+AC_SUBST(CYGWIN_LDFLAGS)
 
 AC_SUBST(C_STANDARD)
 AC_SUBST(EXPORT_DYNAMIC)
+AC_SUBST(NO_EXPORT_DYNAMIC)
 AC_SUBST(NESTED_FUNCTIONS)
 AC_SUBST(SEMAPHORES_NOMMES)
 AC_SUBST(IPCS_SYSV)
@@ -1312,18 +1445,22 @@ AC_SUBST(OPENMOTIF)
 AC_SUBST(BUILD_OPENMOTIF)
 AC_SUBST(SIGSEGV)
 AC_SUBST(FINAL_ENCODING)
+AC_SUBST(FORCED_FINAL_ENCODING)
 AC_SUBST(DATE)
-AC_SUBST(DATE_FR)
 AC_SUBST(EXT_SQL)
 AC_SUBST(MALLOC)
 AC_SUBST(GMP)
 AC_SUBST(MPFR)
+AC_SUBST(MPFI)
 AC_SUBST(NTL)
-AC_SUBST(COCOA)
 AC_SUBST(PARI)
 AC_SUBST(GIAC)
 AC_SUBST(INCMOTIF)
 AC_SUBST(LIBMOTIF)
+AC_SUBST(MODULE_MOTIF)
+AC_SUBST(ZLIB)
+AC_SUBST(BUILD_SIGSEGV)
+AC_SUBST(BROKEN_SIGSEGV)
 
 AC_SUBST(CFLAGS)
 AC_SUBST(CXXFLAGS)
@@ -1346,19 +1483,13 @@ if test $RECURSIVE = yes; then
 	AC_CONFIG_SUBDIRS(tools/$ICONV)
 	AC_CONFIG_SUBDIRS(tools/$SQLITE)
 	AC_CONFIG_SUBDIRS(tools/$UNITS)
-	AC_CONFIG_SUBDIRS(tools/$SIGSEGV)
-fi
-
-if test $MYSQL_LIB = "yes" -o $POSTGRESQL_LIB = "yes"; then
-	ZLIB=-lz
-else
-	ZLIB=
+	if test x$BUILD_SIGSEGV = x$SIGSEGV; then
+		AC_CONFIG_SUBDIRS(tools/$SIGSEGV)
+	fi
 fi
 
-AC_SUBST(ZLIB)
-
 AC_CONFIG_FILES(Makefile)
-AC_CONFIG_FILES(COPYING)
+AC_CONFIG_FILES(HEADER)
 AC_CONFIG_FILES(tools/Makefile)
 AC_CONFIG_FILES(src/Makefile)
 AC_CONFIG_FILES(man/Makefile)
@@ -1375,6 +1506,8 @@ AC_CONFIG_FILES(rplcas/Makefile)
 AC_CONFIG_FILES(rplawk/Makefile)
 AC_CONFIG_FILES(lapack/lapack/Makefile)
 AC_CONFIG_FILES(lapack/blas/Makefile)
+AC_CONFIG_FILES(modules/motif/Makefile)
+AC_CONFIG_FILES(modules/sets/Makefile)
 
 AC_CONFIG_FILES(man/rpl.1)
 AC_CONFIG_FILES(man/rplcc.1)