diff options
Diffstat (limited to 'itcl/itk/unix/configure.in')
| -rw-r--r-- | itcl/itk/unix/configure.in | 278 |
1 files changed, 278 insertions, 0 deletions
diff --git a/itcl/itk/unix/configure.in b/itcl/itk/unix/configure.in new file mode 100644 index 00000000000..7624fe4b3a2 --- /dev/null +++ b/itcl/itk/unix/configure.in @@ -0,0 +1,278 @@ +dnl This file is an input file used by the GNU "autoconf" program to +dnl generate the file "configure", which is run during Tk installation +dnl to configure the system for the local environment. + +AC_INIT(../generic/itk.h) +# RCS: $Id$ + +ITCL_VERSION=3.0 +ITCL_MAJOR_VERSION=3 +ITCL_MINOR_VERSION=0 +ITCL_RELEASE_LEVEL=0 +VERSION=${ITCL_VERSION} + +AC_CONFIG_AUX_DIR(../../config) +AC_PREREQ(2.0) + +# ----------------------------------------------------------------------- +# Set up a new default --prefix. If a previous installation of +# [incr Tcl] can be found searching $PATH use that directory. +# ----------------------------------------------------------------------- + +AC_PREFIX_DEFAULT(/usr/local) +AC_PREFIX_PROGRAM(tclsh) + +if test "${prefix}" = "NONE"; then + prefix=/usr/local +fi +if test "${exec_prefix}" = "NONE"; then + exec_prefix=$prefix +fi + +AC_PROG_INSTALL +AC_PROG_RANLIB + +# ----------------------------------------------------------------------- +BUILD_DIR=`pwd` +ITK_SRC_DIR=`cd $srcdir/..; pwd` +cd ${BUILD_DIR} + +dnl CYGNUS LOCAL: allow gcc without a special flag +dnl AC_ARG_ENABLE(gcc, [ --enable-gcc allow use of gcc if available], +dnl [itk_ok=$enableval], [itk_ok=no]) +dnl if test "$itk_ok" = "yes"; then + AC_PROG_CC +dnl else +dnl CC=${CC-cc} +dnl AC_SUBST(CC) +dnl fi +# END CYGNUS LOCAL + +#-------------------------------------------------------------------- +# See if there was a command-line option for where Tcl is; if +# not, search for Tcl. +# not, assume that its top-level directory is a sibling of ours. +# CYGNUS LOCAL - Actually Tcl & Tk are just called "tcl" & "tk" without the 8.0 +#-------------------------------------------------------------------- + +AC_ARG_WITH(tcl, [ --with-tcl=DIR use Tcl 8.0 binaries from DIR], + itcl_search=$withval, itcl_search=`cd ../../..; ls -d \`pwd\`/tcl*/unix`) + +TCL_LIB_DIR="" +for dir in $itcl_search $exec_prefix/lib ; do + if test -r $dir/tclConfig.sh; then + TCL_LIB_DIR=$dir + break + fi +done + +if test -z "$TCL_LIB_DIR"; then + AC_MSG_ERROR(Can't find Tcl libraries. Use --with-tcl to specify the directory containing tclConfig.sh on your system.) +fi + +#-------------------------------------------------------------------- +# Read in configuration information generated by Tcl for shared +# libraries, and arrange for it to be substituted into our +# Makefile. +#-------------------------------------------------------------------- + +file=$TCL_LIB_DIR/tclConfig.sh +. $file +CFLAGS=$TCL_CFLAGS +SHLIB_CFLAGS=$TCL_SHLIB_CFLAGS +SHLIB_LD=$TCL_SHLIB_LD +SHLIB_LD_LIBS=$TCL_SHLIB_LD_LIBS +SHLIB_SUFFIX=$TCL_SHLIB_SUFFIX +DL_LIBS=$TCL_DL_LIBS +LD_FLAGS=$TCL_LD_FLAGS +LD_SEARCH_FLAGS=$TCL_LD_SEARCH_FLAGS + +#-------------------------------------------------------------------- +# Make sure that we can find the Tcl sources, so we can include +# the "tclInt.h" file. +#-------------------------------------------------------------------- + +if test ! -d "$TCL_SRC_DIR"; then + AC_MSG_ERROR(Can't find Tcl source directory "$TCL_SRC_DIR". Itcl can't be built without this directory.) +fi + +#-------------------------------------------------------------------- +# See if there was a command-line option for where Tk is; if +# not, search for Tk. +# CYGNUS LOCAL - Actually Tcl & Tk are just called "tcl" & "tk" without the 8.0 +#-------------------------------------------------------------------- + +AC_ARG_WITH(tk, [ --with-tk=DIR use Tk 8.0 binaries from DIR], + itcl_search=$withval, itcl_search=`cd ../../..; ls -d \`pwd\`/tk*/unix`) + +TK_LIB_DIR="" +for dir in $itcl_search $exec_prefix/lib ; do + if test -r $dir/tkConfig.sh; then + TK_LIB_DIR=$dir + break + fi +done + +if test -z "$TK_LIB_DIR"; then + AC_MSG_ERROR(Can't find Tk libraries. Use --with-tk to specify the directory containing tkConfig.sh on your system.) +fi + +file=$TK_LIB_DIR/tkConfig.sh +. $file + +#-------------------------------------------------------------------- +# See if there was a command-line option for where [incr Tcl] is. +# If not, assume that its top-level directory is a sibling of ours. +#-------------------------------------------------------------------- + +AC_ARG_WITH(itcl, [ --with-itcl=DIR use Itcl 3.0 binaries from DIR], + ITCL_LIB_DIR=$withval, ITCL_LIB_DIR=`cd ../../itcl; pwd`) + +if test ! -r "$ITCL_LIB_DIR/itclConfig.sh"; then + AC_MSG_ERROR(Can't find Itcl libraries. Have you built Itcl yet? Use --with-itcl to specify the directory containing itclConfig.sh on your system.) +fi + +file=$ITCL_LIB_DIR/itclConfig.sh +. $file + +#-------------------------------------------------------------------- +# If this is gcc, add some extra compile flags. +#-------------------------------------------------------------------- + +AC_MSG_CHECKING([whether C compiler is gcc]) +AC_CACHE_VAL(itcl_cv_prog_gcc, [ + AC_EGREP_CPP(_cc_is_gcc_, [ +#ifdef __GNUC__ +_cc_is_gcc_ +#endif +], [itcl_cv_prog_gcc=yes], [itcl_cv_prog_gcc=no])]) +AC_MSG_RESULT([$itcl_cv_prog_gcc]) + +# CYGNUS LOCAL - set CFLAGS to -g -O2 for gcc. +if test -z "$CFLAGS" ; then +if test "$itcl_cv_prog_gcc" = "yes" ; then + CFLAGS="-g -O2" +else + CFLAGS="-O" +fi +fi + +if test "$itcl_cv_prog_gcc" = "yes" ; then + # leave -Wimplicit-int out, the X libs generate so many of these warnings + # that they obscure everything else. + # CYGNUS LOCAL - add -fwritable-strings to CFLAGS for gcc. Needed + # with Tcl8.1 + CFLAGS="$CFLAGS -fwritable-strings -Wshadow -Wtraditional -Wall -Wno-implicit-int" +fi + +AC_MSG_CHECKING([default compiler flags]) +AC_ARG_WITH(cflags, [ --with-cflags=FLAGS set compiler flags to FLAGS], + [CFLAGS="$with_cflags"]) + +AC_MSG_RESULT([$CFLAGS]) + +if test "$TCL_CC" != "$CC" ; then + echo "" + echo "WARNING: Compiler is $CC but Tcl was compiled with $TCL_CC" + echo "" +fi + +#-------------------------------------------------------------------- +# The statements below define a collection of symbols related to +# building libitk as a shared library instead of a static library. +#-------------------------------------------------------------------- + +AC_ARG_ENABLE(shared, + [ --enable-shared build libitk as a shared library], + [ok=$enableval], [ok=no]) +if test "$ok" = "yes"; then + if test ${TCL_SHARED_BUILD} = 0; then + AC_MSG_ERROR(Tcl was not built with --enable-shared, so you can't use shared libraries.) + fi + SHLIB_CFLAGS="${SHLIB_CFLAGS}" + eval "ITK_LIB_FILE=libitk${VERSION}${SHLIB_SUFFIX}" + ITK_PKG_FILE="[[file join [file dirname \$dir] ${ITK_LIB_FILE}]]" + # CYGNUS LOCAL - don't pass LD_SEARCH_FLAGS to libraries + MAKE_LIB="\$(SHLIB_LD) -o ${ITK_LIB_FILE} \$(OBJS) " + # END CYGNUS LOCAL + RANLIB=":" +else + SHLIB_CFLAGS="" + # CYGNUS LOCAL - Strip dots from library name for SunOS4, etc... + if test ${TCL_LIB_VERSIONS_OK} = "nodots"; then + ITK_LIB_FILE="libitk`echo ${VERSION} | tr -d .`.a" + else + eval "ITK_LIB_FILE=libitk${VERSION}.a" + fi + ITK_PKG_FILE="" + MAKE_LIB="ar cr ${ITK_LIB_FILE} \${OBJS}" +fi + +# Note: in the following variable, it's important to use the absolute +# path name of the Tcl directory rather than "..": this is because +# AIX remembers this path and will attempt to use it at run-time to look +# up the Tcl library. + +if test "${TCL_LIB_VERSIONS_OK}" = "ok"; then + ITK_BUILD_LIB_SPEC="-L`pwd` -litk${VERSION}" + ITK_LIB_SPEC="-L${exec_prefix}/lib -litk${VERSION}" +else + ITK_BUILD_LIB_SPEC="-L`pwd` -litk`echo ${VERSION} | tr -d .`" + ITK_LIB_SPEC="-L${exec_prefix}/lib -litk`echo ${VERSION} | tr -d .`" +fi + +ITK_LIB_FULL_PATH="`pwd`/${ITK_LIB_FILE}" + +AC_SUBST(CFLAGS) +AC_SUBST(DL_LIBS) +AC_SUBST(LD_FLAGS) +AC_SUBST(MAKE_LIB) +AC_SUBST(SHLIB_CFLAGS) +AC_SUBST(SHLIB_LD) +AC_SUBST(SHLIB_LD_LIBS) +AC_SUBST(SHLIB_SUFFIX) +AC_SUBST(LD_SEARCH_FLAGS) + +AC_SUBST(TCL_VERSION) +AC_SUBST(TCL_SRC_DIR) +AC_SUBST(TCL_LIB_SPEC) +AC_SUBST(TCL_BUILD_LIB_SPEC) +AC_SUBST(TCL_LIB_FLAG) +AC_SUBST(TCL_DBGX) +AC_SUBST(TCL_DEFS) +AC_SUBST(TCL_LIBS) +AC_SUBST(TCL_SHLIB_LD_LIBS) +AC_SUBST(TCL_SHLIB_SUFFIX) +AC_SUBST(TCL_COMPAT_OBJS) +AC_SUBST(TCL_CFLAGS) +AC_SUBST(TCL_LIB_FULL_PATH) + +AC_SUBST(TK_VERSION) +AC_SUBST(TK_BUILD_LIB_SPEC) +AC_SUBST(TK_LIB_DIR) +AC_SUBST(TK_LIB_SPEC) +AC_SUBST(TK_LIB_FLAG) +AC_SUBST(TK_XINCLUDES) +AC_SUBST(TK_XLIBSW) +AC_SUBST(TK_SRC_DIR) +AC_SUBST(TK_LIB_FULL_PATH) + +AC_SUBST(ITCL_VERSION) +AC_SUBST(ITCL_MAJOR_VERSION) +AC_SUBST(ITCL_MINOR_VERSION) +AC_SUBST(ITCL_RELEASE_LEVEL) +AC_SUBST(ITCL_BUILD_LIB_SPEC) +AC_SUBST(ITCL_LIB_FULL_PATH) +AC_SUBST(ITCL_LIB_DIR) +AC_SUBST(ITCL_LIB_SPEC) +AC_SUBST(ITCL_PKG_FILE) +AC_SUBST(ITCL_SRC_DIR) + +AC_SUBST(ITK_BUILD_LIB_SPEC) +AC_SUBST(ITK_LIB_FILE) +AC_SUBST(ITK_LIB_SPEC) +AC_SUBST(ITK_PKG_FILE) +AC_SUBST(ITK_SRC_DIR) +AC_SUBST(ITK_LIB_FULL_PATH) + +AC_OUTPUT(Makefile pkgIndex.tcl ../itkConfig.sh) |