libgui/configure.ac

   1 dnl Process this file with autoconf to produce configure.
   2
   3 AC_INIT(src/subcommand.h)
   4 AM_INIT_AUTOMAKE(libgui, 0.0)
   5 AM_CONFIG_HEADER(config.h)
   6 AM_MAINTAINER_MODE
   7 AC_CANONICAL_HOST
   8 AC_PROG_CC
   9 AC_EXEEXT
  10 AC_OBJEXT
  11 AC_ARG_ENABLE(install-libgui, \
  12   [  --enable-install-libgui Install libgui.a and library header files])
  13 AM_CONDITIONAL(CROSS_COMPILING, test x$cross_compiling = xyes)
  14 AM_CONDITIONAL(INSTALL_LIBGUI, test x$enable_install_libgui = xyes)
  15 AC_CHECK_TOOL(RANLIB, ranlib, :)
  16 AC_CHECK_TOOL(AR, ar, :)
  17 AC_CHECK_PROG(ITCL_SH, itcl_sh, itcl_sh,
  18         [\$\$here/\$(top_builddir)/../itcl/itcl/unix/itcl_sh\$(EXEEXT)])
  19
  20 AC_FUNC_ALLOCA
  21 AC_HAVE_HEADERS(stddef.h stdlib.h getopt.h unistd.h fcntl.h sys/file.h sys/wait.h string.h strings.h)
  22 AC_CHECK_FUNCS(raise)
  23
  24 AC_ARG_ENABLE(ide, [  --enable-ide            Enable IDE support],
  25 [case "${enableval}" in
  26   yes) ide=yes ;;
  27   no)  ide=no ;;
  28   *)   AC_MSG_ERROR(bad value ${enableval} for enable-ide option) ;;
  29 esac],
  30 [ide=no])
  31 AM_CONDITIONAL(IDE_ENABLED, test x$ide = xyes)
  32 if test x$ide = xyes; then
  33   AC_DEFINE(IDE_ENABLED)
  34 fi
  35
  36 # If we have random, assume we have srandom.  If we have drand48,
  37 # assume we have srand48.  If we have rand, assume we have srand.
  38 AC_CHECK_FUNCS(random drand48 rand, break)
  39
  40 dnl Tcl ensures that strncasecmp is provided everywhere.  But in some
  41 dnl situations we might need to declare it.  We check for that case
  42 dnl here.
  43 AC_EGREP_CPP(strncasecmp, [#include <string.h>],
  44   AC_DEFINE(HAVE_STRNCASECMP_DECL))
  45
  46 # Tcl8.1 requires writable strings for gcc
  47
  48 if test "$GCC" = "yes"; then
  49    LIBGUI_CFLAGS=-fwritable-strings
  50 else
  51    LIBGUI_CFLAGS=
  52 fi
  53
  54 AC_CACHE_CHECK([for cygwin32], ide_cv_os_cygwin32,
  55 [AC_EGREP_CPP(lose, [
  56 #ifdef __CYGWIN32__
  57 lose
  58 #endif],[ide_cv_os_cygwin32=yes],[ide_cv_os_cygwin32=no])])
  59 ac_win_build="no"
  60 if test x$ide_cv_os_cygwin32 = xyes; then
  61   ac_win_build="yes"
  62 fi
  63
  64 case "${host}" in
  65 *-*-cygwin*)
  66         touch ac$$.c
  67         if ${CC} -c -mwin32 ac$$.c >/dev/null 2>&1; then
  68             case "$LIBGUI_CFLAGS" in
  69                 *-mwin32*) ;;
  70                 *) LIBGUI_CFLAGS="-mwin32 $LIBGUI_CFLAGS" ;;
  71             esac
  72         fi
  73         rm -f ac$$.o ac$$.c
  74         ;;
  75 esac
  76 case "${host}" in
  77 *-*-cygwin*)
  78         LIBGUI_CFLAGS="-DWIN32 $LIBGUI_CFLAGS" ;;
  79 esac
  80 AC_SUBST(LIBGUI_CFLAGS)
  81
  82 tmp="`cd $srcdir/library; pwd`"
  83 if test x"$ac_cv_prog_CC" = xcl ; then
  84   tmp2="`cygpath --windows $tmp`"
  85   LIBGUI_LIBRARY_DIR="`echo $tmp2 | sed -e s#\\\\\\\\#/#g`"
  86 else
  87   LIBGUI_LIBRARY_DIR=$tmp
  88 fi
  89 AC_SUBST(LIBGUI_LIBRARY_DIR)
  90
  91 # Find the init.tcl file.
  92
  93 AC_MSG_CHECKING(for init.tcl)
  94 AC_CACHE_VAL(ac_cv_c_tcl_libdir,[
  95 dnl currently, only check the source tree
  96 if test -f $srcdir/../tcl/library/init.tcl ; then
  97   ac_cv_c_tcl_libdir=`cd $srcdir/../tcl/library; pwd`
  98 elif test -f $srcdir/../tcl8.1/library/init.tcl; then
  99   ac_cv_c_tcl_libdir=`cd $srcdir/../tcl8.1/library; pwd`
 100 fi
 101 ])
 102 AC_MSG_RESULT(${ac_cv_c_tcl_libdir})
 103
 104 if test x"$ac_cv_prog_CC" = xcl; then
 105   tmp2="`cygpath --windows $ac_cv_c_tcl_libdir`"
 106   TCL_LIBRARY="`echo $tmp2 | sed -e s#\\\\\\\\#/#g`"
 107 else
 108   TCL_LIBRARY=$ac_cv_c_tcl_libdir
 109 fi
 110 AC_SUBST(TCL_LIBRARY)
 111
 112 # Check for Tcl and Tk.
 113 CYG_AC_PATH_TCLCONFIG
 114 CYG_AC_LOAD_TCLCONFIG
 115 CYG_AC_PATH_TKCONFIG
 116 CYG_AC_LOAD_TKCONFIG
 117 CYG_AC_PATH_TCLH
 118 # FIXME: consider only doing this if --with-x given.
 119 CYG_AC_PATH_TKH
 120
 121 AC_SUBST(TCL_DEFS)
 122 AC_SUBST(TK_DEFS)
 123 AC_SUBST(TCLHDIR)
 124 AC_SUBST(TKHDIR)
 125 AC_SUBST(TK_XINCLUDES)
 126 AC_SUBST(TCL_LIBS)
 127 AC_SUBST(TK_BUILD_LIB_SPEC)
 128 AC_SUBST(TCL_BUILD_LIB_SPEC)
 129 AC_SUBST(TK_LIBS)
 130
 131 AM_CONDITIONAL(TCL_SHARED, test x$TCL_SHARED_BUILD = x1)
 132
 133 AC_SUBST(RPATH_ENVVAR)
 134
 135 AC_OUTPUT([Makefile library/Makefile src/Makefile])
 136
 137
 138