Check for ffi.h and libffi before using pkg-config. Take that MacPorts!

[cycript.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index a5230c64867ee2657e883308523185c2bfc15fa6..619f23e1756a72b3e60c884f3498c104265831ad 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -3,59 +3,180 @@ AC_INIT([Cycript], [0.9], [saurik@saurik.com], [cycript], [http://www.cycript.or
 AC_CONFIG_SRCDIR([Console.cpp])
 AC_CONFIG_AUX_DIR([.])
 LT_INIT([disable-static])
 AC_CONFIG_SRCDIR([Console.cpp])
 AC_CONFIG_AUX_DIR([.])
 LT_INIT([disable-static])

-AX_PROG_BISON([
-       BISON=`echo $YACC | $SED -e 's/ -y//'`
-       BISON_VERSION=`$BISON -V | $SED -e 's/^bison (GNU Bison) \(.*\)$/\1/p;d'`
-], [AC_MSG_ERROR([You need bison 2.4 or greater])])
-AC_PROG_AWK
-AC_MSG_CHECKING([if bison is >= 2.4])
-AS_VERSION_COMPARE([$BISON_VERSION], [2.4], [
-       AC_MSG_RESULT([no])
-       AC_MSG_ERROR([You need bison 2.4 or greater])
-], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([yes])])
-AC_SUBST([BISON])
-AX_PROG_FLEX([
-       FLEX=$LEX
-       FLEX_VERSION=`$FLEX --version | $SED -e 's/^.* \(.*\)$/\1/p;d'`
-], [
-       AC_MSG_ERROR([You need flex 2.5.35 or greater])
+PKG_PROG_PKG_CONFIG([0.22])
+CHECK_GNU_MAKE
+AC_SUBST([GMAKE], [$_cv_gnu_make_command])
+AS_IF([test "x$GMAKE" = x], [AC_MSG_ERROR([You need GNU make])])
+AC_PATH_PROGS([_BASH], [bash])
+AS_IF([test "x$_BASH" = x], [AC_MSG_ERROR([You need GNU bash])])
+AC_PATH_PROGS([TIME], [time])
+AC_DEFUN([CY_CHECK_PROGS_VERSION], [
+       AC_MSG_CHECKING(for ]$2[ >= ]$5[)
+       AC_PATH_PROGS_FEATURE_CHECK(]$1[, ]$3[,
+               AS_VERSION_COMPARE(`$ac_path_]$1[ ]$4[`, ]$5[, ,
+                       ac_cv_path_]$1[=$ac_path_]$1[
+               ,
+                       ac_cv_path_]$1[=$ac_path_]$1[
+               )
+       ,
+               AC_MSG_RESULT(no)
+               AC_MSG_ERROR(You need ]$2[ ]$5[ or greater)
+       )
+       AC_SUBST(]$1[, $ac_cv_path_]$1[)
+       AC_MSG_RESULT($]$1[)

 ])
 ])

-AC_MSG_CHECKING([if flex is >= 2.5.35])
-AS_VERSION_COMPARE([$FLEX_VERSION], [2.5.35], [
+AC_ARG_VAR([BISON], [GNU Project parser generator (yacc replacement)])
+CY_CHECK_PROGS_VERSION([BISON], [bison], [bison],
+       [-V | $SED -e '1 s/^bison (GNU Bison) \(.*\)$/\1/p;d'], [2.3])
+AC_ARG_VAR([FLEX], [the fast lexical analyser generator])
+CY_CHECK_PROGS_VERSION([FLEX], [flex], [flex],
+       [--version | $SED -e '1 s/^.* \(@<:@0-9.@:>@*\)$/\1/p;d'], [2.5.33])
+AC_ARG_VAR([GPERF], [perfect hash function generator])
+CY_CHECK_PROGS_VERSION([GPERF], [gperf], [gperf],
+       [--version | $SED -e '1 s/^.* \(@<:@0-9.@:>@*\)$/\1/p;d'], [3.0.3])
+AC_PROG_INSTALL
+AC_MSG_CHECKING([for GNU tar >=1.19])
+AC_PATH_PROGS_FEATURE_CHECK([GNUTAR], [tar gtar gnutar], [
+       AS_IF([test "x`$ac_path_GNUTAR --version | $SED -e '1 s/^tar (GNU tar)/&/p;d'`" != x], [
+               AS_VERSION_COMPARE([`$ac_path_GNUTAR --version | $SED -e '1 s/^tar (GNU tar) \(.*\)$/\1/p;d'`], [1.19], , [
+                       ac_cv_path_GNUTAR=$ac_path_GNUTAR
+               ], [
+                       ac_cv_path_GNUTAR=$ac_path_GNUTAR
+               ])
+       ])
+])
+AS_IF([test "x$ac_cv_path_GNUTAR" != x], [
+       AC_SUBST([GNUTAR], [$ac_cv_path_GNUTAR])
+       AC_MSG_RESULT([$GNUTAR])
+], [
+       AC_SUBST([GNUTAR], [:])

        AC_MSG_RESULT([no])
        AC_MSG_RESULT([no])

-       AC_MSG_ERROR([You need flex 2.5.35 or greater])
-], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([yes])])
-AC_SUBST([FLEX])
-AC_CHECK_PROGS([_BASH], [bash])
-AC_CHECK_PROGS([GPERF], [gperf])
+])
+AC_CHECK_PROGS([SVN], [svn])
+AC_CHECK_PROGS([SVNVERSION], [svnversion])
+AC_PROG_CXX
+AC_PROG_OBJCXX
+AC_ARG_WITH([frameworks], [AS_HELP_STRING(
+       [--with-frameworks=DIRS],
+       [add to DIRS (space separated) to the Darwin include path for frameworks with -F]
+)], [
+       for framework in $withval; do
+               AC_LIB_APPENDTOVAR([CFLAGS], [-F$framework])
+               AC_LIB_APPENDTOVAR([CXXFLAGS], [-F$framework])
+               AC_LIB_APPENDTOVAR([OBJCCXXFLAGS], [-F$framework])
+       done
+])
+AC_LANG([C++])

 APR_FIND_APR([], [], [1], [1])
 AS_CASE([$apr_found], [yes], [
        AC_LIB_APPENDTOVAR([CPPFLAGS], [`$apr_config --includes`])
        AC_SUBST([LTLIBAPR], [`$apr_config --link-libtool`])
 ], [AC_MSG_ERROR([You need apr])])
 APR_FIND_APR([], [], [1], [1])
 AS_CASE([$apr_found], [yes], [
        AC_LIB_APPENDTOVAR([CPPFLAGS], [`$apr_config --includes`])
        AC_SUBST([LTLIBAPR], [`$apr_config --link-libtool`])
 ], [AC_MSG_ERROR([You need apr])])

-VL_LIB_READLINE
-AC_PROG_CXX
-AC_PROG_INSTALL
-AM_ICONV
-AS_CASE([$am_cv_func_iconv], [yes], [], [AC_MSG_ERROR([You need iconv])])
-PKG_CHECK_MODULES([WEBKIT], [webkit-1.0], [WEBKIT=yes], [
-       PKG_CHECK_MODULES([WEBKIT], [WebKitGtk], [WEBKIT=yes], [WEBKIT=no])
-])
-AS_CASE([$WEBKIT], [yes], [
-       PKG_CHECK_MODULES([LIBFFI], [libffi], [], [
-               AC_CHECK_HEADERS([ffi.h ffi/ffi.h], [break])
-               AS_IF([test "x$ac_cv_header_ffi_h" = xno && test "x$ac_cv_header_ffi_ffi_h" = xno], [
-                       AC_MSG_ERROR([You need libffi])
+AC_DEFUN([CY_CHECK_JAVASCRIPTCORE], [
+       PKG_CHECK_MODULES([WEBKIT], [webkit-1.0], [
+               CY_EXECUTE=1
+               AC_LIB_APPENDTOVAR([CXXFLAGS], [`$PKG_CONFIG --cflags webkit-1.0`])
+               AC_LIB_APPENDTOVAR([LIBS], [`$PKG_CONFIG --libs webkit-1.0`])
+       ], [
+               PKG_CHECK_MODULES([WEBKIT], [WebKitGtk], [
+                       CY_EXECUTE=1
+                       AC_LIB_APPENDTOVAR([CXXFLAGS], [`$PKG_CONFIG --cflags WebKitGtk`])
+                       AC_LIB_APPENDTOVAR([LIBS], [`$PKG_CONFIG --libs WebKitGtk`])
+               ], [
+                       AC_CHECK_FRAMEWORK([JavaScriptCore], [
+                               #include <JavaScriptCore/JSBase.h>
+                       ], [JSEvaluateScript(0, 0, 0, 0, 0, 0);], [CY_EXECUTE=1])

                ])
                ])

+       ])
+])
+AC_DEFUN([CY_CHECK_JAVASCRIPT], [
+       CY_CHECK_JAVASCRIPTCORE
+])
+AC_ARG_ENABLE([javascript], [AS_HELP_STRING(
+       [--enable-javascript@<:@=ENGINE@:>@],
+       [use a JavaScript runtime (currently the only available option for ENGINE is JavaScriptCore) @<:@default=yes@:>@]
+)], [
+       AS_CASE([$enableval], [yes], [CY_CHECK_JAVASCRIPT], [no], [
+               AC_SUBST([CY_EXECUTE], [0])
+       ], [JavaScriptCore], [
+               CY_CHECK_JAVASCRIPTCORE
+       ], [AC_MSG_ERROR([Unknown JavaScript engine: $enableval])])
+], [CY_CHECK_JAVASCRIPT])
+AC_DEFUN([CY_CHECK_PKG_CONFIG_LIBFFI], [
+       PKG_CHECK_MODULES([LIBFFI], [libffi], [
+               AC_LIB_APPENDTOVAR([CXXFLAGS], [`$PKG_CONFIG --cflags libffi`])
+               AC_LIB_APPENDTOVAR([LIBS], [`$PKG_CONFIG --libs libffi`])
+       ], [
+               AC_MSG_ERROR([You need libffi])
+       ])
+])
+AS_CASE([$CY_EXECUTE], [1], [
+       AC_SUBST([CY_EXECUTE])
+       AC_CHECK_HEADERS([ffi.h ffi/ffi.h], [break])
+       AS_IF([test "x$ac_cv_header_ffi_h" = xno && test "x$ac_cv_header_ffi_ffi_h" = xno], [
+               CY_CHECK_PKG_CONFIG_LIBFFI
+       ], [

                AC_SEARCH_LIBS([ffi_call], [ffi])
                AC_SEARCH_LIBS([ffi_call], [ffi])

-               AS_CASE([$ac_cv_search_ffi_call], [no], [
-                       AC_MSG_ERROR([You need libffi])
+               AS_CASE([$ac_cv_search_ffi_call], [no], [CY_CHECK_PKG_CONFIG_LIBFFI])
+       ])
+       AC_LANG_PUSH([Objective C++])
+       AC_MSG_CHECKING([if we really have Objective C++])
+       AC_COMPILE_IFELSE([
+               // This space intentionally left blank
+       ], [
+               CY_OBJECTIVEC=1
+               AC_MSG_RESULT([yes])
+       ], [AC_MSG_RESULT([no])])
+       AS_IF([test "x$CY_OBJECTIVEC" = x1], [
+               AC_CHECK_FRAMEWORK([CoreFoundation], [
+                       #include <CoreFoundation/CFBase.h>
+               ], [CFAllocatorGetDefault();], [
+                       AC_SUBST([CY_OBJECTIVEC])
+                       AC_CHECK_FRAMEWORK([Foundation], [
+                               #include <Foundation/NSObject.h>
+                       ], [[[[NSObject alloc] init];]])
+                       AC_CHECK_FRAMEWORK([WebKit], [
+                               #include <WebKit/WebScriptObject.h>
+                       ], [[[[WebScriptObject alloc] init];]])
+               ], [
+                       AC_ARG_VAR([GNUSTEP_CONFIG], [prints information about the current gnustep installation])
+                       AC_CHECK_PROGS([GNUSTEP_CONFIG], [gnustep-config])
+                       AS_IF([test "x$GNUSTEP_CONFIG" != x], [
+                               AC_SUBST([CY_OBJECTIVEC])
+                               AC_LIB_APPENDTOVAR([OBJCXXFLAGS], [`$GNUSTEP_CONFIG --objc-flags`])
+                               AC_LIB_APPENDTOVAR([LIBS], [`$GNUSTEP_CONFIG --base-libs`])
+                       ], [AC_SUBST([CY_OBJECTIVEC], [0])])

                ])
        ])
                ])
        ])

-], [AC_MSG_WARN(No JavaScript engine!)])
-CHECK_GNU_MAKE
-AS_IF([test "x$_cv_gnu_make_command" = x], [AC_MSG_ERROR([You need GNU make])])
-# XXX: gnustep
-AC_PROG_OBJCXX
+       AC_LANG_POP([Objective C++])
+])
+VL_LIB_READLINE
+AS_CASE([$vl_cv_lib_readline], [no], [AC_MSG_ERROR([You need readline])])
+AC_LANG_PUSH([C])
+AM_ICONV
+AS_CASE([$am_cv_func_iconv], [yes], [], [
+       for cy_iconv_prefix_arg in $CFLAGS $CXXFLAGS $OBJCXXFLAGS $LDFLAGS $LIBS; do
+               AS_CASE([$cy_iconv_prefix_arg], [-I*], [
+                       AC_LIB_APPENDTOVAR([cy_iconv_prefixes], [`echo $cy_iconv_prefix_arg | sed -e 's/^-I//;s|/include$||'`])
+               ], [-L*], [
+                       AC_LIB_APPENDTOVAR([cy_iconv_prefixes], [`echo $cy_iconv_prefix_arg | sed -e 's/^-L//;s|/lib$||'`])
+               ])
+       done
+       for with_libiconv_prefix in $cy_iconv_prefixes; do
+               AS_UNSET([am_cv_func_iconv])
+               AM_ICONV_LINKFLAGS_BODY
+               AM_ICONV
+       done
+])
+AS_CASE([$am_cv_func_iconv], [yes], [], [AC_MSG_ERROR([You need iconv])])
+AC_LANG_POP([C])
+AS_IF([test "x$CY_OBJECTIVEC" = x1], [
+       AC_CHECK_HEADER([mach/mach.h], [
+               AS_CASE([$OTOOL], [:], [AC_MSG_WARN([Missing otool?])], [AC_SUBST([CY_OBJECTIVEC_MACH], [1])])
+       ])
+])
+AS_IF([test "x$GMAKE" != xmake], [
+       AC_CONFIG_FILES([Makefile])
+])

 AC_CONFIG_FILES([GNUmakefile])
 AC_OUTPUT
 AC_CONFIG_FILES([GNUmakefile])
 AC_OUTPUT