-dnl $Id: aclocal.m4,v 1.99 2002/04/10 09:41:16 simonmar Exp $
+dnl $Id: aclocal.m4,v 1.109 2002/12/11 16:37:16 simonmar Exp $
dnl
dnl Extra autoconf macros for the Glasgow fptools
dnl
dnl
dnl Check for Happy and version. If we're building GHC, then we need
-dnl at least Happy version 1.9. If there's no installed Happy, we look
+dnl at least Happy version 1.13. If there's no installed Happy, we look
dnl for a happy source tree and point the build system at that instead.
dnl
AC_DEFUN(FPTOOLS_HAPPY,
changequote([, ])dnl
])
if test -d $srcdir/ghc -a ! -f $srcdir/ghc/compiler/parser/Parser.hs; then
- FPTOOLS_PROG_CHECK_VERSION([$fptools_cv_happy_version],-lt,[1.9],
- [AC_MSG_ERROR([Happy version 1.9 or later is required to compile GHC.])])dnl
+ FPTOOLS_PROG_CHECK_VERSION([$fptools_cv_happy_version],-lt,[1.13],
+ [AC_MSG_ERROR([Happy version 1.13 or later is required to compile GHC.])])dnl
fi
HappyVersion=$fptools_cv_happy_version;
AC_SUBST(HappyVersion)
+])
-# 1.9 and later is required, assume that we can use
-# the "-agc" options.
-HappyOpts="-agc"
-
-FPTOOLS_PROG_CHECK_VERSION([$fptools_cv_happy_version],-gt,[1.11],
- [HappyOpts=-agcs])
-
-AC_SUBST(HappyOpts)
+dnl
+dnl Check for Haddock and version. If there's no installed Haddock, we look
+dnl for a haddock source tree and point the build system at that instead.
+dnl
+AC_DEFUN(FPTOOLS_HADDOCK,
+[
+if test -d $srcdir/haddock; then
+ SrcTreeHaddockCmd=$hardtop/haddock/src/haddock-inplace
+fi
+if test x"$UseSrcTreeHaddock" = xYES; then
+ HaddockCmd=$SrcTreeHaddockCmd
+else
+ AC_PATH_PROG(HaddockCmd,haddock,$SrcTreeHaddockCmd)
+fi
+dnl Darn, I forgot to make Haddock print out its version number when
+dnl invoked with -v. We could try generating some HTML and grepping
+dnl through that to find the version number, but I think we'll make
+dnl do without it for now.
])
dnl
if grep "version 5" conftest.out >/dev/null 2>&1; then
:
else
- if grep "v5.6" conftest.out >/dev/null 2>&1; then
- :
- else
- if grep "version 6" conftest.out >/dev/null 2>&1; then
- :
- else
- echo "Your version of perl probably won't work."
- fi
- fi
+ if grep "v5.6" conftest.out >/dev/null 2>&1; then
+ :
+ else
+ if grep "v5.8" conftest.out >/dev/null 2>&1; then
+ :
+ else
+ if grep "version 6" conftest.out >/dev/null 2>&1; then
+ :
+ else
+ echo "Your version of perl probably won't work."
+ fi
+ fi
+ fi
fi
rm -fr conftest*
])
fi
])
-dnl *** Which one comes first, .text or .data? ***
-dnl
-AC_DEFUN(FPTOOLS_CODE_BEFORE_DATA,
-[AC_CACHE_CHECK([if code section appears before data], fptools_cv_code_bef_data,
-[AC_TRY_RUN([
-int f() { return 1; }
-int i;
-int main() { return ((char*)&f > (char*)&i); }
-
-],
-fptools_cv_code_bef_data=yes, fptools_cv_code_bef_data=no,false)])
-if test "$fptools_cv_code_bef_data" = yes; then
- AC_DEFINE(CODE_BEFORE_DATA)
-fi
-])
-
dnl *** Helper function **
dnl
AC_DEFUN(FPTOOLS_IN_SCOPE,
[AC_TRY_LINK([extern char* $1;],[return (int)&$2], $3=yes, $3=no)
])
-dnl *** What's the end-of-text-section marker called? ***
-dnl
-AC_DEFUN([FPTOOLS_END_TEXT_SECTION],
-[AC_CACHE_CHECK([for end of text section marker],
- [fptools_cv_end_of_text],
- [fptools_cv_end_of_text=""
- not_done=1
- for i in data_start _data_start etext _etext __etext; do
- FPTOOLS_IN_SCOPE($i,$i,fptools_end_of_text)
- if test "$fptools_end_of_text" = yes; then
- fptools_cv_end_of_text=$i
- not_done=0
- break
- fi
- done
- if test "$not_done" = 1; then
- FPTOOLS_IN_SCOPE(etext asm("etext"),etext,fptools_end_of_text)
- if test "$fptools_end_of_text" = yes; then
- fptools_cv_end_of_text="etext"
- fi
- fi])
- if test -n "$fptools_cv_end_of_text"; then
- AC_DEFINE_UNQUOTED([TEXT_SECTION_END_MARKER], $fptools_cv_end_of_text)
- else
- AC_DEFINE_UNQUOTED([TEXT_SECTION_END_MARKER], dunno_end_of_text)
- fi
- AC_CACHE_CHECK([for end of text section marker declaration],
- [fptools_cv_end_of_text_decl],
- [fptools_cv_end_of_text_decl=""
- not_done=1
- for i in data_start _data_start etext _etext __etext; do
- FPTOOLS_IN_SCOPE($i,$i,fptools_end_of_text_decl)
- if test "$fptools_end_of_text_decl" = yes; then
- fptools_cv_end_of_text_decl=$i
- not_done=0
- break
- fi
- done
- if test "$not_done" = 1; then
- FPTOOLS_IN_SCOPE(etext asm("etext"),etext,fptools_end_of_text_decl)
- if test "$fptools_end_of_text_decl" = yes; then
- fptools_cv_end_of_text_decl="etext asm(\"etext\")"
- fi
- fi])
- if test -n "$fptools_cv_end_of_text_decl"; then
- AC_DEFINE_UNQUOTED([TEXT_SECTION_END_MARKER_DECL], $fptools_cv_end_of_text_decl)
- else
- AC_DEFINE_UNQUOTED([TEXT_SECTION_END_MARKER_DECL], dunno_end_of_text_decl)
- fi
-])
-
-dnl *** What's the end-of-data-section marker called? ***
-dnl
-AC_DEFUN([FPTOOLS_END_DATA_SECTION],
-[AC_CACHE_CHECK([for end of data section marker],
- [fptools_cv_end_of_data],
- [fptools_cv_end_of_data=""
- not_done=1
- for i in end _end __end; do
- FPTOOLS_IN_SCOPE($i,$i,fptools_end_of_data)
- if test "$fptools_end_of_data" = yes; then
- fptools_cv_end_of_data=$i
- not_done=0
- break
- fi
- done
- if test "$not_done" = 1; then
- FPTOOLS_IN_SCOPE(end asm("end"),end,fptools_end_of_data)
- if test "$fptools_end_of_data" = yes; then
- fptools_cv_end_of_data="end"
- fi
- fi])
- if test -n "$fptools_cv_end_of_data"; then
- AC_DEFINE_UNQUOTED([DATA_SECTION_END_MARKER], $fptools_cv_end_of_data)
- else
- AC_DEFINE_UNQUOTED([DATA_SECTION_END_MARKER], dunno_end_of_data)
- fi
- AC_CACHE_CHECK([for end of data section marker declaration],
- [fptools_cv_end_of_data_decl],
- [fptools_cv_end_of_data_decl=""
- not_done=1
- for i in end _end __end; do
- FPTOOLS_IN_SCOPE($i,$i,fptools_end_of_data_decl)
- if test "$fptools_end_of_data_decl" = yes; then
- fptools_cv_end_of_data_decl=$i
- not_done=0
- break
- fi
- done
- if test "$not_done" = 1; then
- FPTOOLS_IN_SCOPE(end asm("end"),end,fptools_end_of_data_decl)
- if test "$fptools_end_of_data_decl" = yes; then
- fptools_cv_end_of_data_decl="end asm(\"end\")"
- fi
- fi])
- if test -n "$fptools_cv_end_of_data_decl"; then
- AC_DEFINE_UNQUOTED([DATA_SECTION_END_MARKER_DECL], $fptools_cv_end_of_data_decl)
- else
- AC_DEFINE_UNQUOTED([DATA_SECTION_END_MARKER_DECL], dunno_end_of_data_decl)
- fi
-])
-
dnl Based on AC_TRY_LINK - run iftrue if links cleanly with no warning
AC_LANG_C
dnl If we are running under X11 then add in the appropriate libraries.
- if ! test x"$no_x" = xyes; then
+ if test x"$no_x" != xyes; then
dnl Add everything we need to compile and link X programs to GL_CFLAGS
dnl and GL_X_LIBS.
GL_CFLAGS="$X_CFLAGS"
GL_save_LIBS="$LIBS"
LIBS="$GL_X_LIBS"
- FPTOOLS_SEARCH_LIBS([#include <GL/gl.h>], glEnd, $GL_search_list, have_GL=yes, have_GL=no)
- FPTOOLS_SEARCH_LIBS([#include <GL/glu.h>], gluNewQuadric, $GLU_search_list, have_GLU=yes, have_GLU=no)
- FPTOOLS_SEARCH_LIBS([#include <GL/glx.h>], glXChooseVisual, $GLX_search_list, have_GLX=yes, have_GLX=no)
- FPTOOLS_SEARCH_LIBS([#include <GL/glut.h>], glutMainLoop, glut glut32, have_glut=yes, have_glut=no)
+ FPTOOLS_SEARCH_LIBS([#include <GL/gl.h>], glEnd, $GL_search_list, have_GL=yes, have_GL=no)
+ FPTOOLS_SEARCH_LIBS([#include <GL/glu.h>], gluNewQuadric, $GLU_search_list, have_GLU=yes, have_GLU=no)
+ FPTOOLS_SEARCH_LIBS([#include <GL/glx.h>], glXWaitX, $GLX_search_list, have_GLX=yes, have_GLX=no)
+ FPTOOLS_SEARCH_LIBS([#include <GL/glut.h>], glutMainLoop, glut glut32, have_glut=yes, have_glut=no)
if test -n "$LIBS"; then
GL_LIBS="$LIBS"
$2="";
fi;
])
+
+dnl
+dnl Check to see whether 'struct msghdr' contains msg_control
+dnl
+AC_DEFUN(FPTOOLS_MSGHDR_MSG_CONTROL,
+[AC_CACHE_CHECK([for msg_control in struct msghdr], fptools_cv_struct_msghdr_msg_control,
+[AC_TRY_COMPILE([#include <sys/types.h>
+#include <sys/uio.h>
+#include <sys/socket.h>], [struct msghdr m; m.msg_control;],
+fptools_cv_struct_msghdr_msg_control=yes, fptools_cv_struct_msghdr_msg_control=no)])
+if test $fptools_cv_struct_msghdr_msg_control = yes; then
+ AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL)
+fi
+AC_SUBST(HAVE_MSGHDR_MSG_CONTROL)dnl
+])
+
+dnl
+dnl Check to see whether 'struct msghdr' contains msg_accrights
+dnl
+AC_DEFUN(FPTOOLS_MSGHDR_MSG_ACCRIGHTS,
+[AC_CACHE_CHECK([for msg_accrights in struct msghdr], fptools_cv_struct_msghdr_msg_accrights,
+[AC_TRY_COMPILE([#include <sys/types.h>
+#include <sys/uio.h>
+#include <sys/socket.h>], [struct msghdr m; m.msg_accrights;],
+fptools_cv_struct_msghdr_msg_accrights=yes, fptools_cv_struct_msghdr_msg_accrights=no)])
+if test $fptools_cv_struct_msghdr_msg_accrights = yes; then
+ AC_DEFINE(HAVE_MSGHDR_MSG_ACCRIGHTS)
+fi
+AC_SUBST(HAVE_MSGHDR_MSG_ACCRIGHTS)dnl
+])
+