winsup/configure.ac

   1 dnl Autoconf configure script for Cygwin.
   2 dnl
   3 dnl This file is part of Cygwin.
   4 dnl
   5 dnl This software is a copyrighted work licensed under the terms of the
   6 dnl Cygwin license.  Please consult the file "CYGWIN_LICENSE" for
   7 dnl details.
   8 dnl
   9 dnl Process this file with autoconf to produce a configure script.
  10
  11 AC_PREREQ([2.59])
  12 AC_INIT([Cygwin],[0],[cygwin@cygwin.com],[cygwin],[https://cygwin.com])
  13 AC_CONFIG_AUX_DIR(..)
  14 AC_CANONICAL_TARGET
  15 AM_INIT_AUTOMAKE([foreign no-define no-dist subdir-objects -Wall -Wno-portability -Wno-extra-portability])
  16 AM_SILENT_RULES([yes])
  17
  18 realdirpath() {
  19     test -z "$1" && return 1
  20     (cd "$1" 2>/dev/null && pwd)
  21     if test $? -ne 0; then
  22         return 1
  23     else
  24         return 0
  25     fi
  26 }
  27
  28 winsup_srcdir="$(realdirpath $srcdir)"
  29 target_builddir="$(realdirpath ..)"
  30
  31 AC_NO_EXECUTABLES
  32
  33 AC_PROG_INSTALL
  34 AC_PROG_MKDIR_P
  35 AC_PROG_CC
  36 AC_PROG_CXX
  37 AC_PROG_CPP
  38 AM_PROG_AS
  39
  40 AC_LANG(C)
  41 AC_LANG(C++)
  42
  43 AC_ARG_WITH([cross-bootstrap],[AS_HELP_STRING([--with-cross-bootstrap],[do not build programs using the MinGW toolchain or check for MinGW libraries (useful for bootstrapping a cross-compiler)])],[],[with_cross_bootstrap=no])
  44
  45 AC_CYGWIN_INCLUDES
  46
  47 AC_CONFIG_HEADERS([cygwin/config.h])
  48
  49 AC_CHECK_TOOL(AR, ar, ar)
  50 AC_CHECK_TOOL(AS, as, as)
  51 AC_CHECK_TOOL(DLLTOOL, dlltool, dlltool)
  52 AC_CHECK_TOOL(LD, ld, ld)
  53 AC_CHECK_TOOL(NM, nm, nm)
  54 AC_CHECK_TOOL(OBJCOPY, objcopy, objcopy)
  55 AC_CHECK_TOOL(OBJDUMP, objdump, objdump)
  56 AC_CHECK_TOOL(RANLIB, ranlib, ranlib)
  57 AC_CHECK_TOOL(STRIP, strip, strip)
  58 AC_CHECK_TOOL(WINDRES, windres, windres)
  59
  60 AC_ARG_ENABLE(debugging,
  61 [AS_HELP_STRING([--enable-debugging],[Build a cygwin DLL which has more consistency checking for debugging])],
  62 [case "${enableval}" in
  63 yes)     AC_DEFINE([DEBUGGING],[1],[Define if DEBUGGING support is requested.]) ;;
  64 no)      ;;
  65 esac
  66 ])
  67
  68 DLL_ENTRY="dll_entry"
  69
  70 case "$target_cpu" in
  71    x86_64)      ;;
  72    *)           AC_MSG_ERROR([Invalid target processor "$target_cpu"]) ;;
  73 esac
  74
  75 AC_SUBST(DLL_ENTRY)
  76
  77 AM_CONDITIONAL(TARGET_X86_64, [test $target_cpu = "x86_64"])
  78
  79 AC_ARG_ENABLE(doc,
  80               [AS_HELP_STRING([--disable-doc], [do not build documentation])],,
  81               enable_doc=yes)
  82 AM_CONDITIONAL(BUILD_DOC, [test $enable_doc != "no"])
  83
  84 AC_CHECK_PROGS([DOCBOOK2XTEXI], [docbook2x-texi db2x_docbook2texi])
  85 if test -z "$DOCBOOK2XTEXI" ; then
  86     if test "x$enable_doc" != "xno"; then
  87         AC_MSG_ERROR([docbook2texi is required to build documentation])
  88     else
  89         unset DOCBOOK2XTEXI
  90         AM_MISSING_PROG([DOCBOOK2XTEXI], [docbook2texi])
  91     fi
  92 fi
  93
  94 AC_CHECK_PROGS([XMLTO], [xmlto])
  95 if test -z "$XMLTO"; then
  96     if test "x$enable_doc" != "xno"; then
  97         AC_MSG_ERROR([xmlto is required to build documentation])
  98     else
  99         unset XMLTO
 100         AM_MISSING_PROG([XMLTO], [xmlto])
 101     fi
 102 fi
 103
 104 if test "x$with_cross_bootstrap" != "xyes"; then
 105     AC_CHECK_PROGS(MINGW_CXX, ${target_cpu}-w64-mingw32-g++)
 106     test -n "$MINGW_CXX" || AC_MSG_ERROR([no acceptable MinGW g++ found in \$PATH])
 107     AC_CHECK_PROGS(MINGW_CC, ${target_cpu}-w64-mingw32-gcc)
 108     test -n "$MINGW_CC" || AC_MSG_ERROR([no acceptable MinGW gcc found in \$PATH])
 109 fi
 110 AM_CONDITIONAL(CROSS_BOOTSTRAP, [test "x$with_cross_bootstrap" != "xyes"])
 111
 112 AC_EXEEXT
 113
 114 AC_ARG_ENABLE([dumper],
 115               [AS_HELP_STRING([--disable-dumper], [do not build the 'dumper' utility])],
 116               [build_dumper=$enableval],
 117               [build_dumper=yes])
 118
 119 AM_CONDITIONAL(BUILD_DUMPER, [test "x$build_dumper" = "xyes"])
 120
 121 # libbfd.a doesn't have a pkgconfig file, so we guess what it's dependencies
 122 # are, based on what's present in the build environment
 123 BFD_LIBS="-lintl -liconv -liberty -lz"
 124 AC_CHECK_LIB([sframe], [sframe_decode], [BFD_LIBS="${BFD_LIBS} -lsframe"])
 125 AC_CHECK_LIB([zstd], [ZSTD_isError], [BFD_LIBS="${BFD_LIBS} -lzstd"])
 126 AC_SUBST([BFD_LIBS])
 127
 128 AC_CONFIG_FILES([
 129     Makefile
 130     cygwin/Makefile
 131     cygserver/Makefile
 132     doc/Makefile
 133     utils/Makefile
 134     utils/mingw/Makefile
 135     testsuite/Makefile
 136     testsuite/mingw/Makefile
 137 ])
 138
 139 AC_OUTPUT