dnl -*- sh -*- dnl the "configure" script is made from this by running GNU "autoconf" dnl dnl "$Id: configure.in,v 1.33.2.31.2.108 2004/04/11 04:38:53 easysw Exp $" dnl dnl Configuration script for the Fast Light Tool Kit (FLTK). dnl dnl Copyright 1998-2004 by Bill Spitzak and others. dnl dnl This library is free software; you can redistribute it and/or dnl modify it under the terms of the GNU Library General Public dnl License as published by the Free Software Foundation; either dnl version 2 of the License, or (at your option) any later version. dnl dnl This library is distributed in the hope that it will be useful, dnl but WITHOUT ANY WARRANTY; without even the implied warranty of dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU dnl Library General Public License for more details. dnl dnl You should have received a copy of the GNU Library General Public dnl License along with this library; if not, write to the Free Software dnl Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 dnl USA. dnl dnl Please report all bugs and problems to "fltk-bugs@fltk.org". dnl dnl We need at least autoconf 2.13... AC_PREREQ(2.13) dnl Required file in package... AC_INIT(src/Fl.cxx) dnl FLTK library versions... FL_MAJOR_VERSION=1 FL_MINOR_VERSION=1 FL_PATCH_VERSION=5 FL_RELEASE_VERSION=rc1 FL_API_VERSION=${FL_MAJOR_VERSION}.${FL_MINOR_VERSION} AC_SUBST(FL_MAJOR_VERSION) AC_SUBST(FL_MINOR_VERSION) AC_SUBST(FL_PATCH_VERSION) AC_SUBST(FL_RELEASE_VERSION) AC_SUBST(FL_API_VERSION) dnl Get the operating system and version number... uname=`uname` uversion=`uname -r | sed -e '1,$s/[[^0-9]]//g'` if test "x$uname" = xIRIX64; then uname="IRIX" fi if test "x$uname" = x; then # MingW doesn't provide any output when uname is run, even with "-s"... uname="CYGWIN" fi dnl Don't automatically add "-g" to compiler options... CFLAGS="${CFLAGS:=}" CPPFLAGS="${CPPFLAGS:=}" CXXFLAGS="${CXXFLAGS:=}" OPTIM="${OPTIM:=}" AC_SUBST(OPTIM) dnl OS-specific pre-tests... case $uname in CYGWIN* | MINGW*) # Handle Cygwin option *first*, before all other tests. AC_ARG_ENABLE(cygwin, [ --enable-cygwin use the CygWin libraries [default=no]]) if test x$enable_cygwin != xyes; then CFLAGS="$CFLAGS -mno-cygwin" CPPFLAGS="$CPPFLAGS -mno-cygwin" CXXFLAGS="$CXXFLAGS -mno-cygwin" fi ;; esac dnl Define the libraries and link options we'll need. LINKFLTK="-lfltk" LINKFLTKGL="-lfltk_gl" LINKFLTKIMG="-lfltk_images" GLDEMOS="gldemos" LIBNAME="../lib/libfltk.a" FLLIBNAME="../lib/libfltk_forms.a" GLLIBNAME="../lib/libfltk_gl.a" IMGLIBNAME="../lib/libfltk_images.a" AC_SUBST(FLLIBNAME) AC_SUBST(GLDEMOS) AC_SUBST(GLLIBNAME) AC_SUBST(IMGLIBNAME) AC_SUBST(LIBNAME) AC_SUBST(LINKFLTK) AC_SUBST(LINKFLTKGL) AC_SUBST(LINKFLTKIMG) dnl Handle compile-time options... AC_ARG_ENABLE(debug, [ --enable-debug turn on debugging [default=no]]) if test x$enable_debug = xyes; then DEBUGFLAG="-g " else DEBUGFLAG="" fi AC_ARG_ENABLE(gl, [ --enable-gl turn on OpenGL support [default=yes]]) AC_ARG_ENABLE(shared, [ --enable-shared turn on shared libraries [default=no]]) if test x$enable_shared = xyes; then PICFLAG=1 SHAREDSUFFIX="" FLUID="fluid-shared" case $uname in Darwin*) DSONAME="libfltk.$FL_API_VERSION.dylib" FLDSONAME="libfltk_forms.$FL_API_VERSION.dylib" GLDSONAME="libfltk_gl.$FL_API_VERSION.dylib" IMGDSONAME="libfltk_images.$FL_API_VERSION.dylib" DSOCOMMAND="\$(CC) $DSOFLAGS -dynamiclib -lc -o" ;; SunOS* | UNIX_S*) DSONAME="libfltk.so.$FL_API_VERSION" FLDSONAME="libfltk_forms.so.$FL_API_VERSION" GLDSONAME="libfltk_gl.so.$FL_API_VERSION" IMGDSONAME="libfltk_images.so.$FL_API_VERSION" DSOCOMMAND="\$(CXX) -h \$@ \$(LDLIBS) -G $DEBUGFLAG -o" if test "x$libdir" != "x/usr/lib"; then DSOLINK="-R$libdir" fi ;; HP-UX*) DSONAME="libfltk.sl.$FL_API_VERSION" FLDSONAME="libfltk_forms.sl.$FL_API_VERSION" GLDSONAME="libfltk_gl.sl.$FL_API_VERSION" IMGDSONAME="libfltk_images.sl.$FL_API_VERSION" DSOCOMMAND="ld -b -z +h \$@ $DEBUGFLAG -o" if test "x$libdir" != "x/usr/lib"; then DSOLINK="-Wl,-rpath,$libdir" fi ;; IRIX*) DSONAME="libfltk.so.$FL_API_VERSION" FLDSONAME="libfltk_forms.so.$FL_API_VERSION" GLDSONAME="libfltk_gl.so.$FL_API_VERSION" IMGDSONAME="libfltk_images.so.$FL_API_VERSION" DSOCOMMAND="\$(CXX) -Wl,-soname,\$@,-set_version,sgi1.1 \$(LDLIBS) -shared $DEBUGFLAG -o" if test "x$libdir" != "x/usr/lib" -a "x$libdir" != "x/usr/lib32" -a "x$libdir" != "x/usr/lib64"; then DSOLINK="-Wl,-rpath,$libdir" fi ;; OSF1*) DSONAME="libfltk.so.$FL_API_VERSION" FLDSONAME="libfltk_forms.so.$FL_API_VERSION" GLDSONAME="libfltk_gl.so.$FL_API_VERSION" IMGDSONAME="libfltk_images.so.$FL_API_VERSION" DSOCOMMAND="\$(CXX) -Wl,-soname,\$@ \$(LDLIBS) -shared $DEBUGFLAG -o" if test "x$libdir" != "x/usr/lib" -a "x$libdir" != "x/usr/lib32"; then DSOLINK="-Wl,-rpath,$libdir" fi ;; Linux* | *BSD*) DSONAME="libfltk.so.$FL_API_VERSION" FLDSONAME="libfltk_forms.so.$FL_API_VERSION" GLDSONAME="libfltk_gl.so.$FL_API_VERSION" IMGDSONAME="libfltk_images.so.$FL_API_VERSION" DSOCOMMAND="\$(CXX) -Wl,-soname,\$@ \$(LDLIBS) -shared -fPIC $DEBUGFLAG -o" # if test "x$libdir" != "x/usr/lib"; then # DSOLINK="-Wl,-rpath,$libdir" # fi ;; AIX*) DSONAME="libfltk_s.a" FLDSONAME="libfltk_forms_s.a" GLDSONAME="libfltk_gl_s.a" IMGDSONAME="libfltk_images_s.a" DSOCOMMAND="\$(CXX) -Wl,-bexpall,-bM:SRE,-bnoentry -o" SHAREDSUFFIX="_s" ;; CYGWIN* | MINGW*) AC_MSG_WARN(Shared libraries are not supported under CygWin.) ;; *) AC_MSG_WARN(Shared libraries may not be supported. Trying -shared option with compiler.) DSONAME="libfltk.so.$FL_API_VERSION" FLDSONAME="libfltk_forms.so.$FL_API_VERSION" GLDSONAME="libfltk_gl.so.$FL_API_VERSION" IMGDSONAME="libfltk_images.so.$FL_API_VERSION" DSOCOMMAND="\$(CXX) -Wl,-soname,\$@ \$(LDLIBS) -shared $DEBUGFLAG -o" ;; esac LINKSHARED="-L../src -lfltk_images$SHAREDSUFFIX -lfltk_forms$SHAREDSUFFIX -lfltk$SHAREDSUFFIX" else DSOCOMMAND="echo" DSOLINK="" DSONAME="" FLDSONAME="" GLDSONAME="" IMGDSONAME="" PICFLAG=0 SHAREDSUFFIX="" FLUID="fluid" LINKSHARED="-L../lib -lfltk_images -lfltk_forms -lfltk" fi AC_SUBST(DSOCOMMAND) AC_SUBST(DSOLINK) AC_SUBST(DSONAME) AC_SUBST(FLDSONAME) AC_SUBST(GLDSONAME) AC_SUBST(IMGDSONAME) AC_SUBST(SHAREDSUFFIX) AC_SUBST(LINKSHARED) AC_SUBST(FLUID) AC_ARG_ENABLE(threads, [ --enable-threads enable multi-threading support]) AC_ARG_WITH(optim, [ --with-optim="flags" use custom optimization flags]) dnl Find commands... AC_PROG_CC AC_PROG_CXX dnl AC_PROG_INSTALL AC_PATH_PROG(NROFF,nroff) if test "x$NROFF" = "x:"; then AC_PATH_PROG(GROFF,groff) if test "x$GROFF" = "x:"; then NROFF="echo" else NROFF="$GROFF -T ascii" fi fi AC_PATH_PROG(HTMLDOC,htmldoc) dnl How do we make libraries? AC_PROG_RANLIB AC_PATH_PROG(AR, ar) if test "x$AR" = "x:"; then AC_MSG_ERROR(Configure could not find the library archiver, aborting.) fi if test "x$RANLIB" != "x:"; then LIBCOMMAND="$AR cr" else LIBCOMMAND="$AR crs" fi AC_SUBST(LIBCOMMAND) dnl Architecture checks... AC_C_BIGENDIAN AC_CHECK_SIZEOF(short, 2) AC_CHECK_SIZEOF(int, 4) AC_CHECK_SIZEOF(long, 4) if test $ac_cv_sizeof_short -eq 2; then AC_DEFINE(U16,unsigned short) fi if test $ac_cv_sizeof_int -eq 4; then AC_DEFINE(U32,unsigned) else if test $ac_cv_sizeof_long -eq 4; then AC_DEFINE(U32,unsigned long) fi fi if test $ac_cv_sizeof_int -eq 8; then AC_DEFINE(U64,unsigned) else if test $ac_cv_sizeof_long -eq 8; then AC_DEFINE(U64,unsigned long) fi fi dnl Does the C++ compiler support the bool type? AC_CACHE_CHECK(whether the compiler recognizes bool as a built-in type, ac_cv_cxx_bool,[ AC_LANG_SAVE AC_LANG_CPLUSPLUS AC_TRY_COMPILE([ int f(int x){return 1;} int f(char x){return 1;} int f(bool x){return 1;} ],[ bool b = true; return f(b); ], ac_cv_cxx_bool=yes, ac_cv_cxx_bool=no) AC_LANG_RESTORE ]) if test "$ac_cv_cxx_bool" != yes; then CXXFLAGS="-Dbool=char -Dfalse=0 -Dtrue=1 $CXXFLAGS" fi dnl Standard headers and functions... AC_HEADER_DIRENT AC_CHECK_HEADER(sys/select.h,AC_DEFINE(HAVE_SYS_SELECT_H)) AC_CHECK_HEADER(sys/stdtypes.h,AC_DEFINE(HAVE_SYS_SELECT_H)) AC_CHECK_FUNC(scandir, if test "x$uname" = xSunOS -o "x$uname" = xQNX; then AC_MSG_WARN(Not using $uname scandir emulation function.) else AC_DEFINE(HAVE_SCANDIR) fi) AC_CHECK_FUNC(vsnprintf,[ case "$uname" in HP-UX*) if test "$uversion" = "1020"; then AC_MSG_WARN(Not using built-in vsnprintf function because you are running HP-UX 10.20.) else AC_DEFINE(HAVE_VSNPRINTF) fi ;; OSF1*) if test "$uversion" = "40"; then AC_MSG_WARN(Not using built-in vsnprintf function because you are running Tru64 4.0.) else AC_DEFINE(HAVE_VSNPRINTF) fi ;; *) AC_DEFINE(HAVE_VSNPRINTF) ;; esac]) AC_CHECK_FUNC(snprintf,[ case "$uname" in HP-UX*) if test "$uversion" = "1020"; then AC_MSG_WARN(Not using built-in snprintf function because you are running HP-UX 10.20.) else AC_DEFINE(HAVE_SNPRINTF) fi ;; OSF1*) if test "$uversion" = "40"; then AC_MSG_WARN(Not using built-in snprintf function because you are running Tru64 4.0.) else AC_DEFINE(HAVE_SNPRINTF) fi ;; *) AC_DEFINE(HAVE_SNPRINTF) ;; esac]) AC_CHECK_HEADER(strings.h, AC_DEFINE(HAVE_STRINGS_H)) AC_CHECK_FUNCS(strcasecmp strlcat strlcpy) dnl FLTK library uses math library functions... AC_SEARCH_LIBS(pow, m) dnl Check for image libraries... SAVELIBS="$LIBS" IMAGELIBS="" AC_SUBST(IMAGELIBS) AC_CHECK_HEADER(jpeglib.h, AC_CHECK_LIB(jpeg, jpeg_destroy_decompress, AC_DEFINE(HAVE_LIBJPEG) IMAGELIBS="$IMAGELIBS -ljpeg")) AC_CHECK_HEADER(zlib.h, AC_CHECK_LIB(z, gzopen, AC_DEFINE(HAVE_LIBZ) IMAGELIBS="$IMAGELIBS -lz" LIBS="$LIBS -lz")) AC_CHECK_HEADER(png.h, AC_DEFINE(HAVE_PNG_H)) AC_CHECK_HEADER(libpng/png.h, AC_DEFINE(HAVE_LIBPNG_PNG_H)) if test x$ac_cv_header_png_h = xyes -o x$ac_cv_header_libpng_png_h = xyes; then AC_CHECK_LIB(png, png_read_rows, [AC_DEFINE(HAVE_LIBPNG) IMAGELIBS="-lpng $IMAGELIBS" LIBS="-lpng $LIBS" AC_CHECK_FUNCS(png_get_valid png_set_tRNS_to_alpha)]) fi dnl Restore original LIBS settings... LIBS="$SAVELIBS" dnl See if we need a .exe extension on executables... AC_EXEEXT dnl Check for pthreads for multi-threaded apps... have_pthread=no if test "x$enable_threads" = xyes; then AC_CHECK_HEADER(pthread.h, AC_DEFINE(HAVE_PTHREAD_H)) AC_CHECK_LIB(pthread, pthread_create) if test "x$ac_cv_lib_pthread_pthread_create" = xyes -a x$ac_cv_header_pthread_h = xyes; then have_pthread=yes else dnl *BSD uses -pthread option... AC_MSG_CHECKING([for pthread_create using -pthread]) SAVELIBS="$LIBS" LIBS="-pthread $LIBS" AC_TRY_LINK([#include ], [pthread_create(0, 0, 0, 0);], LIBS="-pthread $SAVELIBS" have_pthread=yes, LIBS="$SAVELIBS") AC_MSG_RESULT([$have_pthread]) fi fi dnl Define OS-specific stuff... HLINKS= POSTBUILD=: THREADS= AC_ARG_WITH(links, [ --with-links make header links for common misspellings]) case $uname in CYGWIN* | MINGW*) dnl Cygwin environment... CFLAGS="-mwindows -DWIN32 $CFLAGS" CXXFLAGS="-mwindows -DWIN32 $CXXFLAGS" LDFLAGS="-mwindows $LDFLAGS" LIBS="$LIBS -lole32 -luuid -lcomctl32 -lwsock32" OPTIM="$OPTIM" if test x$enable_gl != xno; then AC_CHECK_HEADER(GL/gl.h, AC_DEFINE(HAVE_GL) GLLIB="-lopengl32") AC_CHECK_HEADER(GL/glu.h, AC_DEFINE(HAVE_GL_GLU_H) GLLIB="-lglu32 $GLLIB") else LINKFLTKGL="" GLLIBNAME="" GLDSONAME="" GLDEMOS="" fi if test x$have_pthread = xyes; then AC_DEFINE(HAVE_PTHREAD) THREADS="threads.exe" fi # Don't make symlinks since Windows is not case sensitive. if test "x$with_links" != xyes; then HLINKS="#" fi ;; Darwin*) # MacOS X uses Carbon for graphics... LIBS="$LIBS -framework Carbon -framework ApplicationServices" if test x$have_pthread = xyes; then AC_DEFINE(HAVE_PTHREAD) THREADS="threads" fi if test x$enable_gl != xno; then AC_DEFINE(HAVE_GL) AC_DEFINE(HAVE_GL_GLU_H) GLLIB="-framework AGL -framework OpenGL" else LINKFLTKGL="" GLLIBNAME="" GLDSONAME="" GLDEMOS="" fi # Don't make symlinks because HFS+ is not case sensitive... if test "x$with_links" != xyes; then HLINKS="#" fi # Add a postbuild step after linking applications POSTBUILD="/Developer/Tools/Rez -t APPL -o" ;; *) # All others are UNIX/X11... if test x$have_pthread = xyes; then AC_DEFINE(HAVE_PTHREAD) THREADS="threads" fi dnl Check for X11... AC_PATH_XTRA_CORRECTED if test x$no_x = xyes; then AC_MSG_ERROR(Configure could not find required X11 libraries, aborting.) fi if test "x$X_PRE_LIBS" != x; then AC_MSG_WARN(Ignoring libraries \"$X_PRE_LIBS\" requested by configure.) fi LIBS="$LIBS -lXext -lX11 $X_EXTRA_LIBS" CFLAGS="$CFLAGS $X_CFLAGS" CXXFLAGS="$CXXFLAGS $X_CFLAGS" LDFLAGS="$X_LIBS $LDFLAGS" if test "x$x_includes" != x; then ac_cpp="$ac_cpp -I$x_includes" fi dnl Check for OpenGL unless disabled... GLLIB= if test x$enable_gl != xno; then AC_SEARCH_LIBS(dlopen, dl) AC_CHECK_HEADER(GL/gl.h, AC_CHECK_LIB(GL, glXMakeCurrent, AC_DEFINE(HAVE_GL) GLLIB="-lGL", \ AC_CHECK_LIB(MesaGL,glXMakeCurrent, AC_DEFINE(HAVE_GL) GLLIB=" -lMesaGL",,\ -lm), \ -lm) ) AC_CHECK_HEADER(GL/glu.h, AC_DEFINE(HAVE_GL_GLU_H) if test x$ac_cv_lib_GL_glXMakeCurrent = xyes; then GLLIB="-lGLU $GLLIB" fi if test x$ac_cv_lib_MesaGL_glXMakeCurrent = xyes; then GLLIB="-lMesaGLU $GLLIB" fi ) if test x$ac_cv_lib_GL_glXMakeCurrent != xyes -a x$ac_cv_lib_MesaGL_glXMakeCurrent != xyes; then LINKFLTKGL="" GLLIBNAME="" GLDSONAME="" GLDEMOS="" fi else LINKFLTKGL="" GLLIBNAME="" GLDSONAME="" GLDEMOS="" fi dnl Check for the Xft library unless disabled... AC_ARG_ENABLE(xft, [ --enable-xft turn on Xft support [default=no]]) if test x$enable_xft = xyes; then AC_PATH_PROG(FTCONFIG,freetype-config) if test "x$FTCONFIG" != "x:"; then CPPFLAGS="`$FTCONFIG --cflags` $CPPFLAGS" CXXFLAGS="`$FTCONFIG --cflags` $CXXFLAGS" AC_CHECK_HEADER(X11/Xft/Xft.h, AC_CHECK_LIB(Xft, XftDrawCreate, AC_DEFINE(USE_XFT) LIBS="-lXft $LIBS")) fi fi dnl Check for the Xdbe extension unless disabled... AC_ARG_ENABLE(xdbe, [ --enable-xdbe turn on Xdbe support [default=no]]) if test x$enable_xdbe = xyes; then AC_CHECK_HEADER(X11/extensions/Xdbe.h, AC_DEFINE(HAVE_XDBE),, [#include ]) fi dnl Check for overlay visuals... AC_CACHE_CHECK(for X overlay visuals, ac_cv_have_overlay, if xprop -root 2>/dev/null | grep -c "SERVER_OVERLAY_VISUALS" >/dev/null; then ac_cv_have_overlay=yes else ac_cv_have_overlay=no fi) if test x$ac_cv_have_overlay = xyes; then AC_DEFINE(HAVE_OVERLAY) fi # Make symlinks since UNIX/Linux is case sensitive. if test "x$with_links" = xno; then HLINKS="#" fi ;; esac AC_SUBST(GLDEMOS) AC_SUBST(GLLIB) AC_SUBST(HLINKS) AC_SUBST(POSTBUILD) AC_SUBST(THREADS) dnl Figure out the appropriate formatted man page extension... case "$uname" in *BSD* | Darwin*) # *BSD CAT1EXT=0 CAT3EXT=0 ;; IRIX*) # SGI IRIX CAT1EXT=z CAT3EXT=z ;; *) # All others CAT1EXT=1 CAT3EXT=3 ;; esac AC_SUBST(CAT1EXT) AC_SUBST(CAT3EXT) dnl Fix "mandir" variable... if test "$mandir" = "\${prefix}/man" -a "$prefix" = "/usr"; then case "$uname" in *BSD* | Darwin* | Linux*) # *BSD, Darwin, and Linux mandir="\${prefix}/share/man" ;; IRIX*) # SGI IRIX mandir="\${prefix}/share/catman" ;; esac fi dnl Fix "libdir" variable... if test "$prefix" = NONE; then prefix=/usr/local fi if test "$exec_prefix" = NONE; then exec_prefix="\${prefix}" fi if test "$uname" = "IRIX" -a $uversion -ge 62 -a "$libdir" = "\${exec_prefix}/lib" -a "$exec_prefix" = "\${prefix}" -a "$prefix" = "/usr"; then libdir="/usr/lib32" fi dnl Define the command used to update the dependencies (this option dnl mainly for FLTK core developers - not necessary for users) MAKEDEPEND="\$(CXX) -M" AC_SUBST(MAKEDEPEND) dnl Add warnings to compiler switches: dnl do this last so messing with switches does not break tests if test -n "$GCC"; then # Starting with GCC 3.0, you must link C++ programs against either # libstdc++ (shared by default), or libsupc++ (always static). If # you care about binary portability between Linux distributions, # you need to either 1) build your own GCC with static C++ libraries # or 2) link using gcc and libsupc++. We choose the latter since # CUPS doesn't (currently) use any of the stdc++ library. # # Also, GCC 3.0.x still has problems compiling some code. You may # or may not have success with it. USE 3.0.x WITH EXTREME CAUTION! # # Previous versions of GCC do not have the reliance on the stdc++ # or g++ libraries, so the extra supc++ library is not needed. # For debian we use option 1) LIBS="$LIBS -lstdc++" CXX="$CC" # Show all standard warnings + unused variables when compiling... OPTIM="-Wall -Wunused $OPTIM" # The following additional warnings are useful for tracking down problems... #OPTIM="-Wshadow -Wconversion -Winline $OPTIM" # Set the default compiler optimizations... if test -z "$DEBUGFLAG"; then # # Note: Can't use -fomit-frame-pointer - prevents tools like # libsafe from working! # # Don't use -fforce-mem, -fforce-addr, or -fcaller-saves. # They all seem to make either no difference or enlarge # the code by a few hundred bytes. # # "-O2" seems to be the best compromise between speed and # code size. "-O3" and higher seem to make no effective # difference in the speed of the code, but does bloat the # library 10+%. # if test "x$with_optim" != x; then OPTIM="$with_optim $OPTIM" else OPTIM="-O2 $OPTIM" fi fi # Generate position-independent code when needed... if test $PICFLAG = 1; then OPTIM="$OPTIM -fPIC" fi # See if GCC supports -fno-exceptions... AC_MSG_CHECKING(if GCC supports -fno-exceptions) OLDCFLAGS="$CFLAGS" CFLAGS="$CFLAGS -fno-exceptions" AC_TRY_COMPILE(,, OPTIM="$OPTIM -fno-exceptions" AC_MSG_RESULT(yes), AC_MSG_RESULT(no)) CFLAGS="$OLDCFLAGS" # See if we are running Solaris; if so, try the -fpermissive option... # This option is required on some versions of Solaris to work around # bugs in the X headers up through Solaris 7. # # Unlike the other compiler/optimization settings, this one is placed # in CFLAGS and CXXFLAGS so that fltk-config will provide the option # to clients - otherwise client apps will not compile properly... if test "$uname" = SunOS; then AC_MSG_CHECKING(if GCC supports -fpermissive) OLDCFLAGS="$CFLAGS" CFLAGS="$CFLAGS -fpermissive" AC_TRY_COMPILE(,, CXXFLAGS="$CXXFLAGS -fpermissive" AC_MSG_RESULT(yes), CFLAGS="$OLDCFLAGS" AC_MSG_RESULT(no)) fi else case "$uname" in IRIX*) # Running some flavor of IRIX; see which version and # set things up according... if test "$uversion" -ge 62; then # We are running IRIX 6.2 or higher; uncomment the following # lines if you don't have IDO 7.2 or higher: # # CXX="CC -n32 -mips3" # CC="cc -n32 -mips3" # LD="ld -n32 -mips3" # MAKEDEPEND="CC -M" if test "x`grep abi=n32 /etc/compiler.defaults`" = x; then AC_MSG_WARN(FOR BEST RESULTS BEFORE COMPILING: setenv SGI_ABI \"-n32 -mips3\") fi OPTIM="-fullwarn $OPTIM" fi if test -z "$DEBUGFLAG"; then if test "x$with_optim" != x; then OPTIM="$with_optim $OPTIM" else OPTIM="-O2 $OPTIM" if test $uversion -gt 62; then OPTIM="-OPT:Olimit=4000 $OPTIM" fi fi fi ;; HP-UX*) # Running HP-UX; these options should work for the HP compilers. if test -z "$DEBUGFLAG"; then if test "x$with_optim" != x; then OPTIM="$with_optim $OPTIM" else OPTIM="+O2 $OPTIM" fi fi if test "x$with_optim" = x; then OPTIM="$OPTIM +DAportable" fi if test $PICFLAG = 1; then OPTIM="+z $OPTIM" fi OPTIM="$OPTIM +W336,501,736,740,749,829" ;; OSF1*) # Running Digital/Tru64 UNIX; these options should work for the # Digital/Compaq/NewHP compilers. if test -z "$DEBUGFLAG"; then if test "x$with_optim" != x; then OPTIM="$with_optim $OPTIM" else OPTIM="-O2 $OPTIM" fi fi ;; SunOS*) # Solaris if test -z "$DEBUGFLAG"; then if test "x$with_optim" != x; then OPTIM="$with_optim $OPTIM" else OPTIM="-xO3 $OPTIM" fi fi if test $PICFLAG = 1; then OPTIM="-KPIC $OPTIM" fi ;; AIX*) if test -z "$DEBUGFLAG"; then if test "x$with_optim" != x; then OPTIM="$with_optim $OPTIM" else OPTIM="-O2 $OPTIM" fi fi AC_MSG_WARN(The AIX C and C++ compilers are known not to correctly compile the FLTK library.) ;; *) # Running some other operating system; inform the user they # should contribute the necessary options to fltk-bugs@fltk.org... AC_MSG_WARN(Building FLTK with default compiler optimizations) AC_MSG_WARN(Contact fltk-bugs@fltk.org with uname and compiler options.) ;; esac fi OPTIM="$DEBUGFLAG $OPTIM" dnl Define the FLTK documentation directory... if test x$prefix = xNONE; then AC_DEFINE_UNQUOTED(FLTK_DOCDIR, "/usr/local/share/doc/fltk") else AC_DEFINE_UNQUOTED(FLTK_DOCDIR, "$prefix/share/doc/fltk1.1-doc/HTML") fi dnl Define the FLTK data directory... if test x$prefix = xNONE; then AC_DEFINE_UNQUOTED(FLTK_DATADIR, "/usr/local/share/fltk") else AC_DEFINE_UNQUOTED(FLTK_DATADIR, "$prefix/share/fltk") fi dnl Write all of the files... AC_CONFIG_HEADER(config.h:configh.in) AC_OUTPUT(makeinclude fltk.list fltk-config FL/Makefile) dnl Make sure the fltk-config script is executable... chmod +x fltk-config dnl dnl End of "$Id: configure.in,v 1.33.2.31.2.108 2004/04/11 04:38:53 easysw Exp $". dnl