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configure.in
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# NOTE: set TOOLCHAIN=mingw to use the MINGW compiler to cross compile to Windows on Linux
dnl Process this file with autoconf to produce a configure script.
dnl
dnl OPP_CHECK_LIB( -- macro to check availability of a library
dnl $1: LIBRARY-NAME, -- descriptive name (only for printout)
dnl $2: HEADER, -- optional: header file to #include
dnl $3: FUNCTION, -- optional: function WITH ARG LIST, e.g. floor(0.5)
dnl $4: CFLAGS, -- optional: compiler flags
dnl $5: LDFLAGS, -- optional: linker flags
dnl $6: RESULT-VAR -- will contain "yes" or "no"
dnl $7: ACTION-IF-FOUND
dnl $8: ACTION-IF-NOT-FOUND
dnl )
dnl
AC_DEFUN(OPP_CHECK_LIB,[
save_CXXFLAGS=$CXXFLAGS
save_LIBS=$LIBS
CXXFLAGS="$4"
LIBS="$5"
AC_MSG_CHECKING(for $1 with CFLAGS="$4" LIBS="$5")
AC_LINK_IFELSE(
[AC_LANG_PROGRAM([[#include <$2>]], [[$3;]])],
[AC_MSG_RESULT(yes); $6=yes; $7],
[AC_MSG_RESULT(no); $6=no; $8])
CXXFLAGS=$save_CXXFLAGS
LIBS=$save_LIBS
])
dnl
dnl Same as OPP_CHECK_LIB(), but also tries to run the program (uses
dnl AC_RUN_IFELSE instead of AC_LINK_IFELSE).
dnl
dnl OPP_CHECK_AND_RUN_LIB( -- macro to check availability of a library
dnl $1: LIBRARY-NAME, -- descriptive name (only for printout)
dnl $2: HEADER, -- optional: header file to #include
dnl $3: FUNCTION, -- optional: function WITH ARG LIST, e.g. floor(0.5)
dnl $4: CFLAGS, -- optional: compiler flags
dnl $5: LDFLAGS, -- optional: linker flags
dnl $6: RESULT-VAR -- will contain "yes" or "no"
dnl $7: ACTION-IF-FOUND
dnl $8: ACTION-IF-NOT-FOUND
dnl )
dnl
AC_DEFUN(OPP_CHECK_AND_RUN_LIB,[
save_CXXFLAGS=$CXXFLAGS
save_LIBS=$LIBS
CXXFLAGS="$4"
LIBS="$5"
AC_MSG_CHECKING(for $1 with CFLAGS="$4" LIBS="$5")
AC_RUN_IFELSE(
[AC_LANG_PROGRAM([[#include <$2>]], [[$3;]])],
[AC_MSG_RESULT(yes); $6=yes; $7],
[AC_MSG_RESULT(no); $6=no; $8])
CXXFLAGS=$save_CXXFLAGS
LIBS=$save_LIBS
])
dnl
dnl OPP_CHECK_LIB_NOLINK( -- macro to check availability of a library
dnl $1: LIBRARY-NAME, -- descriptive name (only for printout)
dnl $2: HEADER, -- optional: header file to #include
dnl $3: FUNCTION, -- optional: function WITH ARG LIST, e.g. floor(0.5)
dnl $4: CFLAGS, -- optional: compiler flags
dnl $5: RESULT-VAR -- will contain "yes" or "no"
dnl $6: ACTION-IF-FOUND
dnl $7: ACTION-IF-NOT-FOUND
dnl )
dnl
AC_DEFUN(OPP_CHECK_LIB_NOLINK,[
save_CXXFLAGS=$CXXFLAGS
CXXFLAGS="$4"
AC_MSG_CHECKING(for $1 with CFLAGS="$4")
AC_TRY_COMPILE(
[#include <$2>], [$3;],
[AC_MSG_RESULT(yes); $5=yes; $6],
[AC_MSG_RESULT(no); $5=no; $7])
CXXFLAGS=$save_CXXFLAGS
])
# usage: AC_PROG_CXX_OPTION(--compiler-option, if-supported, if-unsupported)
AC_DEFUN([AC_PROG_CXX_OPTION], [
AC_MSG_CHECKING([whether $CXX supports $1])
ac_save_CXX="$CXX"
CXX="$CXX $1"
AC_LINK_IFELSE([AC_LANG_PROGRAM()],[
AC_MSG_RESULT([yes])
CXX="$ac_save_CXX"
$2
], [
AC_MSG_RESULT([no])
CXX="$ac_save_CXX"
$3
])
])
#
# Autoconf initialization
#
AC_INIT
AC_CONFIG_SRCDIR(include/omnetpp.h)
AC_LANG(C++)
AC_CONFIG_AUX_DIR(src/utils)
AC_CANONICAL_HOST()
#
# OMNeT++/OMNEST version number
#
OMNETPP_PRODUCT="OMNeT++"
OMNETPP_RELEASE=`cat Version`
OMNETPP_VERSION=`cat Version | sed 's/^.*-//'`
OMNETPP_BUILDID="130403-bf01aae"
#
# Edition identifier in banner: Academic / Commercial / Evaluation
OMNETPP_EDITION="Academic Public License -- NOT FOR COMMERCIAL USE"
# We'll collect in this variable the components we've detected problems with
OPP_PROBLEM_PACKAGES=
#
# Location of various components. They are defined here so that they can be overridden in configure.user.
#
# determine OMNETPP_ROOT; note that 'case' branches on *host* platform not the target platform
case $host in
*-*-cygwin*)
OMNETPP_ROOT=`cygpath -w $OMNETPP_ROOT | sed 's|\\\\|/|g'`
;;
*-*-mingw32*)
OMNETPP_ROOT=`pwd -W`
;;
*)
OMNETPP_ROOT=`pwd`
;;
esac
OMNETPP_SRC_DIR="$OMNETPP_ROOT/src"
OMNETPP_UI_DIR="$OMNETPP_ROOT/ui"
OMNETPP_UTILS_DIR="$OMNETPP_SRC_DIR/utils"
OMNETPP_DOC_DIR="$OMNETPP_ROOT/doc"
OMNETPP_SAMPLES_DIR="$OMNETPP_ROOT/samples"
OMNETPP_TEST_DIR="$OMNETPP_ROOT/test"
OMNETPP_IMAGE_PATH="./bitmaps;./images;$OMNETPP_ROOT/images"
OMNETPP_BIN_DIR="$OMNETPP_ROOT/bin"
OMNETPP_INCL_DIR="$OMNETPP_ROOT/include"
OMNETPP_OUT_DIR="$OMNETPP_ROOT/out"
OMNETPP_LIB_DIR="$OMNETPP_ROOT/lib"
OMNETPP_TKENV_DIR="$OMNETPP_SRC_DIR/tkenv"
if test "$cygwin" = yes; then
MYPWD="$OMNETPP_SRC_DIR/utils/cygpwd"
else
MYPWD="pwd"
fi
#----------------------
# Read user settings (and allow override the above settings)
#----------------------
AC_MSG_NOTICE(-----------------------------------------------)
AC_MSG_NOTICE(reading configure.user for your custom settings)
AC_MSG_NOTICE(-----------------------------------------------)
. ./configure.user
#
# set default library suffixes. May be already defined
# with system/arch specific values
#
A_LIB_SUFFIX=${A_LIB_SUFFIX:-".a"}
SO_LIB_SUFFIX=${SO_LIB_SUFFIX:-".so"}
DLL_LIB_SUFFIX=${DLL_LIB_SUFFIX:-".dll"}
EXE_SUFFIX=
SHARED_LIB_SUFFIX='$(SO_LIB_SUFFIX)'
LIB_PREFIX="lib"
#
# Figure out target platform
#
if test "$TOOLCHAIN" = "mingw"; then
# cross compiling for mingw
mingw=yes
jni_platform=win32
PLATFORM=win32.x86
EXE_SUFFIX=".exe"
SHARED_LIB_SUFFIX='$(DLL_LIB_SUFFIX)'
LDFLAGS_ARCH="$LDFLAGS_ARCH -Wl,--enable-auto-import -shared-libgcc"
else
jni_platform=$host_os
case $host in
*-*-cygwin*)
cygwin=yes
jni_platform=win32
PLATFORM=win32.x86
EXE_SUFFIX=".exe"
SHARED_LIB_SUFFIX='$(DLL_LIB_SUFFIX)'
# on NT, set total stack size
LDFLAGS_ARCH="$LDFLAGS_ARCH -Xlinker --stack -Xlinker $CYGWIN_STACKSIZE"
;;
*-*-mingw32*)
mingw=yes
jni_platform=win32
PLATFORM=win32.x86
EXE_SUFFIX=".exe"
SHARED_LIB_SUFFIX='$(DLL_LIB_SUFFIX)'
# add default include and lib paths to make it similar to gcc on Linux
CFLAGS_ARCH="$CFLAGS_ARCH -I/usr/include"
# on MinGW dll auto importing MUST be used with shared gcc and stdc++
# otherwise exceptions can't be thrown across dll boundaries
LDFLAGS_ARCH="$LDFLAGS_ARCH -Wl,--enable-auto-import -shared-libgcc -L/usr/bin -L/usr/lib"
;;
x86_64-*-linux*)
jni_platform=linux
PLATFORM=linux.x86_64
;;
*-linux*)
# add long file support on 32 bit linux
CFLAGS_ARCH="$CFLAGS_ARCH -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
jni_platform=linux
PLATFORM=linux.x86
;;
*darwin*)
jni_platform=
PLATFORM=macosx
SO_LIB_SUFFIX=".dylib"
JNI_LIB_SUFFIX=".jnilib"
;;
*)
;;
esac
fi
JNI_LIB_SUFFIX=${JNI_LIB_SUFFIX:-$SHARED_LIB_SUFFIX}
# total stack size on NT defaults to 128MB (will be added to LDFLAGS later):
CYGWIN_STACKSIZE=${CYGWIN_STACKSIZE:-134217728}
# Build shared library by default
SHARED_LIBS=${SHARED_LIBS:-yes}
# No SystemC support by default
SYSTEMC=${SYSTEMC:-no}
#----------------------
# Default flags for values for other variables that come from configure.user.
#----------------------
#----------------------
# Set variables to defaults if not already set.
# Note: ${VAR:-defaultvalue} used below appears to be a POSIX syntax.
#----------------------
CFLAGS_DEBUG=${CFLAGS_DEBUG:- -g -Wall}
CFLAGS_RELEASE=${CFLAGS_RELEASE:- -O2 -DNDEBUG=1}
WHOLE_ARCHIVE_ON=
WHOLE_ARCHIVE_OFF=
MSGC=${MSGC:-opp_msgc}
NEDTOOL=${NEDTOOL:-nedtool}
MAKEDEPEND=${MAKEDEPEND:-opp_makedep -Y --objdirtree}
LN=${LN:-ln -sf}
MKPATH=${MKPATH:-mkdir -p}
SHLIB_POSTPROCESS=${SHLIB_POSTPROCESS:-opp_shlib_postprocess}
#----------------------
# Check compiler
#----------------------
if test "$TOOLCHAIN" = "mingw"; then
cc_candidates="i586-mingw32msvc-gcc"
cxx_candidates="i586-mingw32msvc-g++"
else
# icc, icpc: Intel compiler (further ones: Sun Studio: cxx, IBM: xlC)
cc_candidates="icc gcc cc xlc"
cxx_candidates="icpc g++ c++ cxx xlC"
fi
# the below macros should be present only ONCE in the whole file (otherwise bad things will happen)
AC_PROG_CC($cc_candidates)
AC_PROG_CXX($cxx_candidates)
AC_CHECK_PROG(tmp_CXX, $CXX, $CXX, not found)
if test "$tmp_CXX" = "not found"; then
OPP_PROBLEM_PACKAGES="$OPP_PROBLEM_PACKAGES g++"
AC_MSG_ERROR([No C++ compiler found -- one is required to build OMNeT++/OMNEST, and also for model development.])
fi
if test "$TOOLCHAIN" = "mingw"; then
AS=${AS:-i586-mingw32msvc-as}
AR=${AR:-i586-mingw32msvc-ar cr}
SHLIB_LD=${SHLIB_LD:-$CXX -shared}
DLLTOOL=${DLLTOOL:-i586-mingw32msvc-dlltool}
STRIP=${STRIP:-i586-mingw32msvc-strip}
RANLIB=${RANLIB:-i586-mingw32msvc-ranlib}
else
if test "$CXX" = "icpc"; then
# disable useless warnings and 'remarks' with the Intel compiler:
#
# warning #654: overloaded virtual function "NEDElement::setAttribute" is only partially overridden
# warning #177: label "yyerrlab1" was declared but never referenced
# remark #869: parameter "node" was never referenced
# remark #981: operands are evaluated in unspecified order
# remark #279: controlling expression is constant (occurs in unfinished cppmsggenerator.cc code)
# remark #1572: floating-point equality and inequality comparisons are unreliable
# remark #424: extra ";" ignored
# remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability..
# remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability..
# remark #810: conversion from "unsigned int" to "char" may lose significant bits
# remark #810: conversion from "long" to "double" may lose significant bits
# remark #1418: external definition with no prior declaration
# remark #1419: external declaration in primary source file
# remark #383: value copied to temporary, reference to temporary used
#
#CFLAGS="$CFLAGS -wd654 -wd177 -wd869 -wd981 -wd279 -wd1572 -wd424 -wd1682 -wd1683 -wd810 -wd1418 -wd1419"
# -w1 disables all remarks
CFLAGS_ARCH="$CFLAGS_ARCH -w1 -wd654 -wd177"
fi
AS=${AS:-as}
AR=${AR:-ar cr}
if test "$PLATFORM" = "macosx"; then
SHLIB_LD=${SHLIB_LD:-$CXX -dynamiclib}
else
SHLIB_LD=${SHLIB_LD:-$CXX -shared}
fi
DLLTOOL=${DLLTOOL:-dlltool}
STRIP=${STRIP:-strip}
AC_PROG_RANLIB
fi
# determine toolchain name, used in opp_makemake-generated Makefiles as part of the linker path
if test "$TOOLCHAIN_NAME" = ""; then
if test "$mingw" = yes; then
TOOLCHAIN_NAME="gcc"
elif test "$cygwin" = yes; then
TOOLCHAIN_NAME="cygwin"
else
# toolchain name: compiler ($CC) without path
# note: doubling the brackets is needed, otherwise M4 swallows them!
TOOLCHAIN_NAME=`echo $CC | sed 's!^.*/!!g' | sed 's![[ :]]!_!'g`
fi
fi
#----------------------
# check and disable stack checking to avoid opplibs.so dependence on glibc 2.4
#----------------------
AC_PROG_CXX_OPTION(-fno-stack-protector, CFLAGS_ARCH="$CFLAGS_ARCH -fno-stack-protector")
#----------------------
# check for support of --no-as-needed linker option. GCC 4.6 has changed not to link with a shared lib
# if the program does not reference a symbol from the lib.
#----------------------
AS_NEEDED_OFF=-Wl,--no-as-needed
AC_PROG_CXX_OPTION($AS_NEEDED_OFF, ,AS_NEEDED_OFF="")
AS_NEEDED_ON=-Wl,--as-needed
AC_PROG_CXX_OPTION($AS_NEEDED_ON, ,AS_NEEDED_ON="")
#----------------------
# check if swapcontext() call is available (used for coroutines)
# NOTE: we should explicitly exclude MAC OS because AC_CHECK_FUNC reports that swapcontext()
# is present, but it is uninmplemented (and deprecated) on OS X 10.6 and later. We use the
# original 'portable' implementation on MAC.
#----------------------
if test "$PLATFORM" != "macosx"; then
AC_CHECK_FUNCS(swapcontext, [CFLAGS_ARCH="$CFLAGS_ARCH -DHAVE_SWAPCONTEXT"])
fi
#----------------------
# Test if "-fPIC" is needed for shared libs (there's a performance penalty if we use it unnecessarily)
#----------------------
# To test, we try to compile the following code into a shared library:
# int x;
# int getX() {return x;}
#
AC_MSG_CHECKING(if shared libs need -fPIC)
echo 'int x;' >conftest.cc
echo 'int getX() {return x;}' >>conftest.cc
fpic="x"
if echo $CFLAGS_DEBUG | grep -i -- "-fPIC" >/dev/null 2>/dev/null; then
if echo $CFLAGS_RELEASE | grep -i -- "-fPIC" >/dev/null 2>/dev/null; then
AC_MSG_RESULT([skip (already in CFLAGS)])
fpic=""
PIC_FLAGS=-fPIC
fi
fi
if test "$fpic" = "x" && \
$CXX -c conftest.cc >/dev/null 2>/dev/null && \
$SHLIB_LD -o conftest.so conftest.o >/dev/null 2>/dev/null; \
then
AC_MSG_RESULT(no)
fpic=""
fi
if test "$fpic" = "x" && \
$CXX -fPIC -c conftest.cc >/dev/null 2>/dev/null && \
$SHLIB_LD -fPIC -o conftest.so conftest.o >/dev/null 2>/dev/null; \
then
AC_MSG_RESULT(yes)
fpic="-fPIC"
fi
if test "$fpic" = "x" && \
$CXX -fpic -c conftest.cc >/dev/null 2>/dev/null && \
$SHLIB_LD -fpic -o conftest.so conftest.o >/dev/null 2>/dev/null; \
then
AC_MSG_RESULT(-fpic)
fpic="-fpic"
fi
if test "$fpic" = "x"; then
AC_MSG_RESULT(failure)
AC_MSG_WARN([COULD NOT FIGURE OUT HOW TO BUILD SHARED LIBRARY -- reverting to static libs])
SHARED_LIBS="no"
else
CFLAGS_DEBUG="$CFLAGS_DEBUG $fpic"
CFLAGS_RELEASE="$CFLAGS_RELEASE $fpic"
SHLIB_LD="$SHLIB_LD $fpic"
PIC_FLAGS="$fpic"
fi
rm -f conftest.*
#----------------------
# Test if --export-dynamic or -E linker option is accepted and/or needed
#----------------------
# We want to be able to dynamically load extensions into simulation executables,
# so we need to ensure that all symbols in the executable are visible to
# dynamically loaded libraries. However, not all linkers need or support
# --export-dynamic.
# Strategy: we'll compile the following program into a shared library:
# void function_from_main();
# void some_func() {func_from_main();}
# Then we *independently* compile with the following program:
# #include <dlfcn.h>
# void func_from_main() {}
# int main() {return dlopen("libconftest_a.so",RTLD_NOW)==0;}
# And we expect to be able to run the program successfully.
#
# first check if we need "-ldl" for dlopen() [Laura Marie Feeney suggests it's not needed for FreeBSD]
OPP_CHECK_LIB(dlopen, dlfcn.h, dlopen("",0), , , ldl_not_needed, ldl="", ldl="-ldl")
# then go ahead
AC_MSG_CHECKING(if --export-dynamic linker option is supported/needed)
echo 'void func_from_main();' >conftest_a.cc
echo 'void some_func() {func_from_main();}' >>conftest_a.cc
echo '#include <dlfcn.h>' >conftest_m.cc
echo '#include <stdio.h>' >>conftest_m.cc
echo 'void func_from_main() {}' >>conftest_m.cc
echo 'int main() {if (dlopen("./libconftest_a.so",RTLD_NOW)!=0) return 0; printf("%s",dlerror()); return 1;}' >>conftest_m.cc
if $CXX -c conftest_a.cc >/dev/null 2>/dev/null && \
$CXX -c conftest_m.cc >/dev/null 2>/dev/null && \
$SHLIB_LD -o libconftest_a.so conftest_a.o >/dev/null 2>/dev/null; \
then
silly_ok="no"
# 1st try.
if $CXX -o conftest conftest_m.o $ldl >/dev/null 2>/dev/null; then
if ./conftest >/dev/null 2>/dev/null; then
AC_MSG_RESULT(not needed)
silly_ok="yes"
fi
fi
# 2nd try.
if test $silly_ok = "no" && \
$CXX -o conftest -Wl,--export-dynamic conftest_m.o $ldl >/dev/null 2>/dev/null; \
then
if ./conftest >/dev/null 2>/dev/null; then
AC_MSG_RESULT(both)
LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
silly_ok="yes"
fi
fi
# no solution found
if test $silly_ok = "no"; then
AC_MSG_RESULT(no solution found)
AC_MSG_WARN([No way was detected to export symbols from executables to shared])
AC_MSG_WARN([libraries. You probably will not be able to dynamically load])
AC_MSG_WARN([simple modules or other extensions written in C++ into simulation])
AC_MSG_WARN([programs like INET.])
fi
else
# note: expected failure on MinGW, because there's no dlopen().
# fixing this would mean overturning and re-testing the whole configure script
AC_MSG_RESULT(test failed)
fi
rm -f conftest_a.* conftest_m.* libconftest_a.so conftest
#----------------------
# Test for "-z allextract" (Sun) or "--whole-archive" (GNU) linker option,
#----------------------
# Goal: to eliminate "silly linker problem", that is, to convince the linker
# to include constructors of static C++ objects in statically linked libraries.
# To test, we'll compile the following code into a static library:
# #include <stdio.h>
# class A { public: A() {printf("=WORKS=");} };
# static A a;
# Then we link it with the following program:
# int main() {return 0;}
# And check if the executable prints '=WORKS=' when run.
#
AC_MSG_CHECKING(for flags needed to link with static libs containing simple modules)
echo '#include <stdio.h>' >conftest_a.cc
# NOTE: do not write "=WORKS=\n" because sh on OS X resolves it
echo 'class A { public: A() {printf("=WORKS=");} };' >>conftest_a.cc
echo 'static A a;' >> conftest_a.cc
echo 'int main() {return 0;}' >> conftest_m.cc
if $CXX -c conftest_a.cc >/dev/null 2>/dev/null && \
$CXX -c conftest_m.cc >/dev/null 2>/dev/null && \
$AR libconftest_a.a conftest_a.o >/dev/null 2>/dev/null && \
$RANLIB libconftest_a.a >/dev/null 2>/dev/null; \
then
silly_ok="no"
# 1st try.
if $CXX -o conftest conftest_m.o libconftest_a.a >/dev/null 2>/dev/null; then
if ./conftest 2>/dev/null | grep '=WORKS=' >/dev/null; then
AC_MSG_RESULT(none)
silly_ok="yes"
fi
fi
# 2nd try.
silly1=-Wl,--whole-archive
silly2=-Wl,--no-whole-archive
if test $silly_ok = "no" && \
$CXX -o conftest conftest_m.o $silly1 libconftest_a.a $silly2 >/dev/null 2>/dev/null && \
./conftest 2>/dev/null | grep '=WORKS=' >/dev/null; \
then
AC_MSG_RESULT(--whole-archive)
AC_MSG_NOTICE([NOTE: Use the following syntax when linking with static libraries])
AC_MSG_NOTICE([containing simple modules and other dynamically registered components:])
AC_MSG_NOTICE([ $CXX ... $silly1 <libs> $silly2 ...])
silly_ok="yes"
WHOLE_ARCHIVE_ON=$silly1
WHOLE_ARCHIVE_OFF=$silly2
fi
# 3rd try.
silly1=-Wl,-z,allextract
silly2=-Wl,-z,defaultextract
if test $silly_ok = "no" && \
$CXX -o conftest conftest_m.o $silly1 libconftest_a.a $silly2 >/dev/null 2>/dev/null && \
./conftest 2>/dev/null | grep '=WORKS=' >/dev/null; \
then
AC_MSG_RESULT([-z,allextract])
AC_MSG_NOTICE([NOTE: Use the following syntax when linking with static libraries])
AC_MSG_NOTICE([containing simple modules and other dynamically registered components:])
AC_MSG_NOTICE([ $CXX ... $silly1 <libs> $silly2 ...])
silly_ok="yes"
WHOLE_ARCHIVE_ON=$silly1
WHOLE_ARCHIVE_OFF=$silly2
fi
# 4th try.
silly1=-Wl,-all_load
silly2=
if test $silly_ok = "no" && \
$CXX -o conftest conftest_m.o $silly1 libconftest_a.a $silly2 >/dev/null 2>/dev/null && \
./conftest 2>/dev/null | grep '=WORKS=' >/dev/null; \
then
AC_MSG_RESULT([-all_load])
AC_MSG_NOTICE([NOTE: Use the following syntax when linking with static libraries])
AC_MSG_NOTICE([containing simple modules and other dynamically registered components:])
AC_MSG_NOTICE([ $CXX ... $silly1 <libs> $silly2 ...])
silly_ok="yes"
WHOLE_ARCHIVE_ON=$silly1
WHOLE_ARCHIVE_OFF=$silly2
fi
# no solution found
if test $silly_ok = "no"; then
AC_MSG_RESULT(no solution found)
AC_MSG_WARN([Avoid linking with static libraries containing simple modules])
AC_MSG_WARN([and other dynamically registered components. Those components])
AC_MSG_WARN([will not be found by the simulation program, because the linker])
AC_MSG_WARN([leaves them out from the executable.])
fi
else
AC_MSG_RESULT(test failed)
fi
rm -f conftest_a.* conftest_m.* libconftest_a.a conftest
#----------------------
# Check Cygwin
#----------------------
if test "$WITH_PARSIM" = "yes" -a "$cygwin" = "yes"; then
AC_MSG_ERROR([WITH_PARSIM=yes not supported with Cygwin -- please edit configure.user!])
fi
#----------------------
# set arch specific flags
#----------------------
CFLAGS_DEBUG="$CFLAGS_DEBUG $CFLAGS_ARCH"
CFLAGS_RELEASE="$CFLAGS_RELEASE $CFLAGS_ARCH"
LDFLAGS="$LDFLAGS $LDFLAGS_ARCH"
#----------------------
# Check for rpath
#----------------------
# add RUNTIME_PATH option if supported, so that setting LD_LIBRARY_PATH is no longer needed when using shared libs.
# Also, we add "." to rpath so that opp_run -L option does not need full path of the library
AC_MSG_CHECKING(whether linker supports -rpath)
LDFLAGS_SAVE="$LDFLAGS"
LDFLAGS="$LDFLAGS -Wl,-rpath,\$(OMNETPP_LIB_DIR) -Wl,-rpath,."
AC_LINK_IFELSE(
[AC_LANG_PROGRAM()],
[AC_MSG_RESULT(yes)],
[AC_MSG_RESULT(no); RPATH_UNSUPPORTED="true"; LDFLAGS="$LDFLAGS_SAVE"])
#----------------------
# Checks for programs.
#----------------------
AC_PROG_YACC
if test "$YACC" = "yacc"; then
AC_MSG_ERROR([Bison not found, needed to build OMNeT++/OMNEST -- please install it!])
fi
BISON_VER_LINE=`$YACC --version | grep "bison.* [[234]]\\."`
if test -z "$BISON_VER_LINE"; then
AC_MSG_ERROR([At least bison version 2.0 required -- type '$YACC --version' to see the version number])
fi
AC_PROG_LEX
if test "$LEX" != "flex"; then
AC_MSG_ERROR([Flex not found, needed to build OMNeT++/OMNEST -- please install it!])
fi
FLEX_VER_LINE=`$LEX --version | grep "flex.* 2\\.[[5-9]]"`
if test -z "$FLEX_VER_LINE"; then
AC_MSG_ERROR([At least flex version 2.5 required -- type '$LEX --version' to see the version number])
fi
# make must be GNU make
AC_CHECK_PROG(MAKE, make , make, not found)
if test "$MAKE" = "not found"; then
OPP_PROBLEM_PACKAGES="$OPP_PROBLEM_PACKAGES make"
AC_MSG_ERROR(make program not found -- it is required to build OMNeT++/OMNEST, and also for model development.)
else
if "$MAKE" --version 2>/dev/null | grep -i GNU >/dev/null; then :; else
AC_MSG_ERROR(GNU Make is required to build OMNeT++/OMNEST.)
fi
fi
# perl is needed for opp_msgc
AC_ARG_VAR(PERL, The Perl interpreter)
AC_CHECK_PROG(PERL, perl, perl, not found)
if test "$PERL" = "not found"; then
OPP_PROBLEM_PACKAGES="$OPP_PROBLEM_PACKAGES perl"
AC_MSG_WARN(Perl not found -- please install it! Perl is required by opp_msgc, opp_makemake and other features.)
fi
if test ! -x /usr/bin/perl; then
this_perl=`which perl`
AC_MSG_ERROR(Perl MUST be available as /usr/bin/perl. Creating a soft link should help: ln -s $this_perl /usr/bin/perl)
fi
# swig is used for building the ui support libs
AC_ARG_VAR(SWIG, The Swig interface generator)
AC_CHECK_PROG(SWIG, swig, swig, not found)
#----------------------
# Checks for standard libraries.
#----------------------
SYS_LIBS=""
# math functions
OPP_CHECK_LIB(math, math.h, floor(0), , , math_ok)
if test $math_ok = no; then
OPP_CHECK_LIB(math, math.h, floor(0), , -lm, math_ok, SYS_LIBS="-lm $SYS_LIBS")
fi
if test $math_ok = no; then
AC_MSG_ERROR([Standard C math library -lm not found])
fi
# -lstdc++
# currently we have a modified version of mingw which has a shared stdc++ by default so the below
# check is not needed
#if test "$mingw" = "yes"; then
# # check for shared version (on mingw)
# OPP_CHECK_LIB(standard C++ lib, iostream, /**/, , -lstdc++_s, stdcpp_ok, SYS_LIBS="-lstdc++_s $SYS_LIBS")
#else
OPP_CHECK_LIB(standard C++ lib, iostream, /**/, , -lstdc++, stdcpp_ok, SYS_LIBS="-lstdc++ $SYS_LIBS")
if test $stdcpp_ok = no; then
OPP_CHECK_LIB(standard C++ lib, iostream, /**/, , -lcxx, stdcpp_ok, SYS_LIBS="-lcxx $SYS_LIBS")
fi
if test $stdcpp_ok = no; then
OPP_CHECK_LIB(standard C++ lib, iostream, /**/, , -lcxa, stdcpp_ok, SYS_LIBS="-lcxa $SYS_LIBS")
fi
#fi
if test $stdcpp_ok = no; then
AC_MSG_ERROR([Standard C++ library -lstdc++_s or -lstdc++ or -lcxx or -lcxa not found])
fi
# dlopen()
OPP_CHECK_LIB(dlopen, dlfcn.h, dlopen("",0), , , dl_ok)
if test $dl_ok = no; then
OPP_CHECK_LIB(dlopen, dlfcn.h, dlopen("",0), , -ldl, dl_ok, SYS_LIBS="-ldl $SYS_LIBS")
fi
if test $dl_ok = yes; then
HAVE_DLOPEN=1
else
HAVE_DLOPEN=0
AC_MSG_WARN([no dlopen(): dynamic loading of libs not possible])
fi
# winsock (for MinGW)
OPP_CHECK_LIB(winsock, winsock.h, socket(0,0,0), , -lwsock32, wsock_ok, SYS_LIBS="-lwsock32 $SYS_LIBS")
# zlib
if test "$ZLIB_LIBS" = ""; then
ZLIB_LIBS=-lz
fi
OPP_CHECK_LIB(zlib, zlib.h, gzopen("",""), $CFLAGS_RELEASE $ZLIB_CFLAGS, $ZLIB_LIBS, zlib_ok)
# on mingw/msys try a different library name
if test $zlib_ok = no -a "$mingw" = yes; then
ZLIB_LIBS="-lzlib1"
OPP_CHECK_LIB(zlib, zlib.h, gzopen("",""), $CFLAGS_RELEASE $ZLIB_CFLAGS, $ZLIB_LIBS, zlib_ok)
fi
if test $zlib_ok = no; then
AC_MSG_ERROR([zlib or zlib header file not found, please install it])
fi
#----------------------
# Check for Tcl/Tk.
#----------------------
if test -n "$NO_TCL"; then
# skip testing for TCL
TKENV_IF_POSSIBLE=missing-dependency
# and build samples using Cmdenv (TBD)
ALL_ENV_LIBS='$(CMDENV_LIBS)'
else #matching "fi" is after BLT testing
if test -d /usr/include/tcl8.4; then
# this was reported to be the case on Debian 3.1 "sarge"
TK_CFLAGS84=${TK_CFLAGS:-"-I/usr/include/tcl8.4"}
fi
if test -d /usr/include/tcl8.5; then
TK_CFLAGS85=${TK_CFLAGS:-"-I/usr/include/tcl8.5"}
fi
if test -d /usr/include/tcl8.6; then
TK_CFLAGS86=${TK_CFLAGS:-"-I/usr/include/tcl8.6"}
fi
if test -n "$TK_LIBS"; then
OPP_CHECK_LIB(Tcl/Tk, tk.h, Tk_MainLoop(), $TK_CFLAGS, $TK_LIBS, tcltk_ok)
else
# try to use tcl/tk without X (e.g. on Mac OS X native aqua Tcl/Tk impl)
OPP_CHECK_LIB(Tcl/Tk 8.6, tk.h, Tk_MainLoop(), $CFLAGS_RELEASE $TK_CFLAGS86, -ltk8.6 -ltcl8.6,
tcltk_ok, TK_LIBS="-ltk8.6 -ltcl8.6" TK_CFLAGS=$TK_CFLAGS86)
if test $tcltk_ok = no; then
OPP_CHECK_LIB(Tcl/Tk 8.5, tk.h, Tk_MainLoop(), $CFLAGS_RELEASE $TK_CFLAGS85, -ltk8.5 -ltcl8.5,
tcltk_ok, TK_LIBS="-ltk8.5 -ltcl8.5" TK_CFLAGS=$TK_CFLAGS85)
fi
if test $tcltk_ok = no; then
OPP_CHECK_LIB(Tcl/Tk 8.4, tk.h, Tk_MainLoop(), $CFLAGS_RELEASE $TK_CFLAGS84, -ltk8.4 -ltcl8.4,
tcltk_ok, TK_LIBS="-ltk8.4 -ltcl8.4" TK_CFLAGS=$TK_CFLAGS84)
fi
# look for X window libs and headers
if test $tcltk_ok = no; then
# try to find Tcl/Tk ourselves, but it usually needs to link with Xlib
AC_PATH_X
if test "$no_x" = "yes"; then
opp_x11inc=
opp_x11lib=
else
if test -n "$x_includes"; then
opp_x11inc="-I$x_includes"
fi
if test -n "$x_libraries"; then
opp_x11lib="-L$x_libraries -lX11"
fi
fi
fi
if test $tcltk_ok = no; then
OPP_CHECK_LIB(Tcl/Tk 8.6, tk.h, Tk_MainLoop(), $CFLAGS_RELEASE $opp_x11inc $TK_CFLAGS86, $opp_x11lib -ltk86 -ltcl86,
tcltk_ok, TK_LIBS="$opp_x11lib -ltk86 -ltcl86" TK_CFLAGS="$opp_x11inc $TK_CFLAGS86")
fi
if test $tcltk_ok = no; then
OPP_CHECK_LIB(Tcl/Tk 8.6, tk.h, Tk_MainLoop(), $CFLAGS_RELEASE $opp_x11inc $TK_CFLAGS86, $opp_x11lib -ltk8.6 -ltcl8.6,
tcltk_ok, TK_LIBS="$opp_x11lib -ltk8.6 -ltcl8.6" TK_CFLAGS="$opp_x11inc $TK_CFLAGS86")
fi
if test $tcltk_ok = no -a "$cygwin" = yes; then
OPP_CHECK_LIB(Tcl/Tk 8.6, tk.h, Tk_MainLoop(), $CFLAGS_RELEASE $opp_x11inc $TK_CFLAGS86, $opp_x11lib -lcygtk86 -lcygtcl86,
tcltk_ok, TK_LIBS="$opp_x11lib -lcygtk86 -lcygtcl86" TK_CFLAGS="$opp_x11inc $TK_CFLAGS86")
fi
# check for 8.5
if test $tcltk_ok = no; then
OPP_CHECK_LIB(Tcl/Tk 8.5, tk.h, Tk_MainLoop(), $CFLAGS_RELEASE $opp_x11inc $TK_CFLAGS85, $opp_x11lib -ltk85 -ltcl85,
tcltk_ok, TK_LIBS="$opp_x11lib -ltk85 -ltcl85" TK_CFLAGS="$opp_x11inc $TK_CFLAGS85")
fi
if test $tcltk_ok = no; then
OPP_CHECK_LIB(Tcl/Tk 8.5, tk.h, Tk_MainLoop(), $CFLAGS_RELEASE $opp_x11inc $TK_CFLAGS85, $opp_x11lib -ltk8.5 -ltcl8.5,
tcltk_ok, TK_LIBS="$opp_x11lib -ltk8.5 -ltcl8.5" TK_CFLAGS="$opp_x11inc $TK_CFLAGS85")
fi
if test $tcltk_ok = no -a "$cygwin" = yes; then
OPP_CHECK_LIB(Tcl/Tk 8.5, tk.h, Tk_MainLoop(), $CFLAGS_RELEASE $opp_x11inc $TK_CFLAGS85, $opp_x11lib -lcygtk85 -lcygtcl85,
tcltk_ok, TK_LIBS="$opp_x11lib -lcygtk85 -lcygtcl85" TK_CFLAGS="$opp_x11inc $TK_CFLAGS85")
fi
# check for 8.4
if test $tcltk_ok = no; then
OPP_CHECK_LIB(Tcl/Tk 8.4, tk.h, Tk_MainLoop(), $CFLAGS_RELEASE $opp_x11inc $TK_CFLAGS84, $opp_x11lib -ltk84 -ltcl84,
tcltk_ok, TK_LIBS="$opp_x11lib -ltk84 -ltcl84" TK_CFLAGS="$opp_x11inc $TK_CFLAGS84")
fi
if test $tcltk_ok = no; then
OPP_CHECK_LIB(Tcl/Tk 8.4, tk.h, Tk_MainLoop(), $CFLAGS_RELEASE $opp_x11inc $TK_CFLAGS84, $opp_x11lib -ltk8.4 -ltcl8.4,
tcltk_ok, TK_LIBS="$opp_x11lib -ltk8.4 -ltcl8.4" TK_CFLAGS="$opp_x11inc $TK_CFLAGS84")
fi
if test $tcltk_ok = no -a "$cygwin" = yes; then
OPP_CHECK_LIB(Tcl/Tk 8.4, tk.h, Tk_MainLoop(), $CFLAGS_RELEASE $opp_x11inc $TK_CFLAGS84, $opp_x11lib -lcygtk84 -lcygtcl84,
tcltk_ok, TK_LIBS="$opp_x11lib -lcygtk84 -lcygtcl84" TK_CFLAGS="$opp_x11inc $TK_CFLAGS84")
fi
fi
if test $tcltk_ok = no; then
# try to give a hint in the error message about the problem
if test "$no_x" = "yes"; then
if test "$cygwin" = yes; then
AC_MSG_ERROR([Cannot build Tcl/Tk apps, probably due to missing X11 headers -- try installing the XFree86 packages.])
else
AC_MSG_ERROR([Cannot build Tcl/Tk apps, probably due to misconfigured or missing X11 headers or libs. Check config.log for more info!])
fi
else
AC_MSG_ERROR([Tcl/Tk not found, needed for all GUI parts. Version 8.4.0+ and devel package required. Check config.log for more info!])
fi
fi
# Check for wish.
AC_CHECK_PROGS(WISH, $WISH wish wish86 wish8.6 wish85 wish8.5 wish84 wish8.4 cygwish cygwish86 cygwish85 cygwish84, nope)
if test "$WISH" = nope; then
AC_MSG_ERROR([Cannot find wish, part of Tcl/Tk -- maybe it is not in the PATH or has some exotic name (tested names were: wish wish86 wish8.6 wish85 wish8.5 wish84 wish8.4 cygwish cygwish86 cygwish85 cygwish84)])
fi
if echo 'puts OK; exit' | $WISH | grep OK >/dev/null; then :; else
AC_MSG_ERROR([Cannot run wish (wish command "puts OK; exit" failed): maybe you are not running X or DISPLAY environment variable not set?])
fi
if echo 'catch {package require Tk 8.4; puts OK}; exit' | $WISH | grep OK >/dev/null; then :; else
AC_MSG_ERROR([wish command "package require Tk 8.4" failed: probably old Tcl/Tk version, version 8.4.0+ required])
fi
# note: square brackets necessary otherwise M4 messes up the Tcl command
[tcl_library=`echo 'puts [info library]; exit' | $WISH`]
#----------------------
# Check for BLT. NOTE: since plove and scalars are out, blt-devel is no longer needed
#----------------------
if echo 'catch {package require BLT 2.4; puts OK}; exit' | $WISH | grep OK >/dev/null; then
HAVE_BLT=yes
else
HAVE_BLT=no
# Native Tcl/Tk (aqua) on Mac OS does not support BLT so we do not annoy the users
if test "$PLATFORM" != "macosx"; then
OPP_PROBLEM_PACKAGES="$OPP_PROBLEM_PACKAGES BLT (optional)"
AC_MSG_WARN([Tcl cannot load BLT (wish command "package require BLT 2.4" failed), BLT not installed?])
fi
fi
# if we got through until here, enable building of the following progs:
TKENV_IF_POSSIBLE=tkenv
# and build samples using Tkenv
ALL_ENV_LIBS='$(TKENV_LIBS) $(CMDENV_LIBS)'
fi # end of Tcl tests ($NO_TCL=="" branch)
#----------------------
# Check for JRE
#----------------------
AC_CHECK_PROGS(JRE, $JRE java, nope)
AC_CHECK_PROGS(PRIVATE_JRE, $PRIVATE_JRE ide/jre/bin/java, nope)
if test "$JRE" = nope -a "$PRIVATE_JRE" = nope; then
OPP_PROBLEM_PACKAGES="$OPP_PROBLEM_PACKAGES JRE (recommended)"
AC_MSG_WARN([Cannot find a suitable Java Runtime Environment - The IDE requires JRE 1.6 or later. Please install it before configuring])
fi
#----------------------
# Check for JDK
#----------------------
if test "$JAVA_CFLAGS" = ""; then
if test "$JDK" = ""; then
javahome_candidates="/usr/lib/jvm/java /usr/lib/jvm/default-java /usr/lib/jvm/java-6-sun /usr/lib/jvm/java-6-openjdk /usr/lib/jvm/java-1.6.0-sun /usr/lib/jvm/java-5-sun /usr/lib/jvm/java-1.5.0-sun /usr/java/jdk /Library/Java/Home"
for dir in $javahome_candidates; do
if test "$JAVA_HOME" = "" -a -d "$dir"; then
JAVA_HOME=$dir
fi
done
else
JAVA_HOME=$JDK
fi
if test "$JAVA_HOME" = ""; then
AC_MSG_WARN(JAVA_HOME variable not set.)
else
if test "$PLATFORM" = "macosx"; then
JAVA_CFLAGS="-I/System/Library/Frameworks/JavaVM.framework/Headers"
JAVA_LIBS=""
else
JAVA_CFLAGS="-fno-strict-aliasing -I$JAVA_HOME/include -I$JAVA_HOME/include/$jni_platform"
JAVA_LIBS="-L$JAVA_HOME/jre/lib/i386/client -Wl,-rpath,$JAVA_HOME/jre/lib/i386/client:. -ljvm"
fi
fi
fi
OPP_CHECK_LIB_NOLINK(JNI, jni.h, JNI_GetCreatedJavaVMs(0,0,0), $CFLAGS_RELEASE $JAVA_CFLAGS, jni_ok)
if test "$jni_ok" = "no" -o "$SWIG" = "not found"; then
JNILIBS_IF_POSSIBLE=missing-dependency
else
JNILIBS_IF_POSSIBLE=jnilibs
fi
#----------------------
# Check for MPI.
#----------------------
if test -n "$MPI_LIBS"; then
OPP_CHECK_LIB(MPI, mpi.h, MPI_Init(0,0), $CFLAGS_RELEASE $MPI_CFLAGS, $LDFLAGS $MPI_LIBS, mpi_ok)
else
mpi_ok=no
# LAM and OpenMPI support mpic++ -showme
# NOTE: on some systems (e.g. RHEL and Fedora), "module load openmpi_i386" or similar command may be additionally needed to make MPI accessible
AC_CHECK_PROG(MPICPP, mpic++, mpic++, not found)
if test "$MPICPP" != "not found"; then
MPI_CFLAGS=`mpic++ -showme:compile`
MPI_LIBS=`mpic++ -showme:link`
OPP_CHECK_LIB(MPI, mpi.h, MPI_Init(0,0), $CFLAGS_RELEASE $MPI_CFLAGS, $LDFLAGS $MPI_LIBS, mpi_ok)
fi
if test $mpi_ok = no; then
# MPICH2 has mpicxx -compile-info and -link-info, slightly broken
# (both print the same string, which includes the compiler name too)
AC_CHECK_PROG(MPICXX, mpicxx, mpicxx, not found)
if test "$MPICXX" != "not found"; then
MPI_CFLAGS=`mpicxx -c -compile-info | sed 's/^[^ ]*//'`
MPI_LIBS=`mpicxx -link-info | sed 's/^[^ ]*//'`
OPP_CHECK_LIB(MPI, mpi.h, MPI_Init(0,0), $CFLAGS_RELEASE $MPI_CFLAGS, $LDFLAGS $MPI_LIBS, mpi_ok)
fi
fi
if test $mpi_ok = no; then
mpilibs="-lmpi" #SGI and mingw (on MinGW modify mpi.h and insert #include <wchar.h> at the top of the file)
OPP_CHECK_LIB(MPI, mpi.h, MPI_Init(0,0), $CFLAGS_RELEASE $MPI_CFLAGS, $LDFLAGS $mpilibs, mpi_ok, MPI_LIBS="$mpilibs")
fi
fi
if test $mpi_ok = yes; then
HAVE_MPI=yes
MPI_CFLAGS="$MPI_CFLAGS -DWITH_MPI"
else
HAVE_MPI=no
OPP_PROBLEM_PACKAGES="$OPP_PROBLEM_PACKAGES MPI (optional)"
AC_MSG_WARN([Optional package MPI (needed for parallel simulation) not found.])
fi
#----------------------
# Check for PCAP.
#----------------------
# Note: on Windows, we need to check beforehand if wpcap.dll exists, because
# otherwise the test program (that links with pcap.lib) brings up a GUI (!)
# error dialog complaining that wpcap.dll was missing
case $host in
*-*-cygwin* | *-*-mingw32*)
OPP_CHECK_AND_RUN_LIB(WinPCAP, windows.h, return LoadLibrary("wpcap.dll")==NULL ? 1 : 0, $CFLAGS_RELEASE, , wpcap_dll)
;;
*)
wpcap_dll=notneeded
;;
esac
if test $wpcap_dll = "no"; then
pcap_ok=no
AC_MSG_NOTICE([WinPCAP not found -- if you need packet capture functionality in your models, install it from winpcap.org])
else
if test -n "$PCAP_LIBS"; then
OPP_CHECK_AND_RUN_LIB(PCAP, pcap.h, pcap_lib_version(), $CFLAGS_RELEASE $PCAP_CFLAGS, $PCAP_LIBS, pcap_ok)
else
PCAP_LIBS="-lpcap"
OPP_CHECK_AND_RUN_LIB(PCAP, pcap.h, pcap_lib_version(), $CFLAGS_RELEASE $PCAP_CFLAGS, $PCAP_LIBS, pcap_ok)
fi
fi
if test $pcap_ok = yes; then
HAVE_PCAP=yes
CFLAGS_RELEASE="$CFLAGS_RELEASE $PCAP_CFLAGS -DHAVE_PCAP"
CFLAGS_DEBUG="$CFLAGS_DEBUG $PCAP_CFLAGS -DHAVE_PCAP"