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Add a flag to permit disabling libffi. 

Also, there were a bunch of flags with no text in --help because the square
brackets were in the wrong place. I've fixed those too.

llvm-svn: 72989
This commit is contained in:
Nick Lewycky 2009-06-06 06:24:44 +00:00
parent 1b1844ad1f
commit 9ab256ac66
1 changed files with 23 additions and 9 deletions
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32
llvm/autoconf/configure.ac
View File

@ -279,7 +279,7 @@ dnl===-----------------------------------------------------------------------===
dnl --enable-optimized : check whether they want to do an optimized build:
AC_ARG_ENABLE(optimized, AS_HELP_STRING(
[--enable-optimized,Compile with optimizations enabled (default is NO)]),,enableval=$optimize)
--enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize)
if test ${enableval} = "no" ; then
AC_SUBST(ENABLE_OPTIMIZED,[[]])
else
@ -288,7 +288,7 @@ fi
dnl --enable-profiling : check whether they want to do a profile build:
AC_ARG_ENABLE(profiling, AS_HELP_STRING(
[--enable-profiling,Compile with profiling enabled (default is NO)]),,enableval="no")
--enable-profiling,[Compile with profiling enabled (default is NO)]),,enableval="no")
if test ${enableval} = "no" ; then
AC_SUBST(ENABLE_PROFILING,[[]])
else
@ -297,7 +297,7 @@ fi
dnl --enable-assertions : check whether they want to turn on assertions or not:
AC_ARG_ENABLE(assertions,AS_HELP_STRING(
[--enable-assertions,Compile with assertion checks enabled (default is YES)]),, enableval="yes")
--enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes")
if test ${enableval} = "yes" ; then
AC_SUBST(DISABLE_ASSERTIONS,[[]])
else
@ -306,7 +306,7 @@ fi
dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks:
AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING(
[--enable-expensive-checks,Compile with expensive debug checks enabled (default is NO)]),, enableval="no")
--enable-expensive-checks,[Compile with expensive debug checks enabled (default is NO)]),, enableval="no")
if test ${enableval} = "yes" ; then
AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]])
AC_SUBST(EXPENSIVE_CHECKS,[[yes]])
@ -317,7 +317,7 @@ fi
dnl --enable-debug-runtime : should runtime libraries have debug symbols?
AC_ARG_ENABLE(debug-runtime,
AS_HELP_STRING([--enable-debug-runtime,Build runtime libs with debug symbols (default is NO)]),,enableval=no)
AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no)
if test ${enableval} = "no" ; then
AC_SUBST(DEBUG_RUNTIME,[[]])
else
@ -553,6 +553,16 @@ if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
fi
fi
dnl --enable-libffi : check whether the user wants to turn off libffi:
AC_ARG_ENABLE(libffi,AS_HELP_STRING(
--enable-libffi,[Check for the presence of libffi (default is YES)]),,
enableval=yes)
case "$enableval" in
yes) llvm_cv_enable_libffi="yes" ;;
no) llvm_cv_enable_libffi="no" ;;
*) AC_MSG_ERROR([Invalid setting for --enable-libffi. Use "yes" or "no"]) ;;
esac
dnl===-----------------------------------------------------------------------===
dnl===
dnl=== SECTION 4: Check for programs we need and that they are the right version
@ -769,9 +779,11 @@ AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],
AC_MSG_WARN([dlopen() not found - disabling plugin support]))
dnl libffi is optional; used to call external functions from the interpreter
AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
[Define if libffi is available on this platform.]),
AC_MSG_WARN([libffi not found - disabling external calls from interpreter]))
if test "$llvm_cv_enable_libffi" = "yes" ; then
AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
[Define if libffi is available on this platform.]),
AC_MSG_WARN([libffi not found - disabling external calls from interpreter]))
fi
dnl mallinfo is optional; the code can compile (minus features) without it
AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
@ -836,7 +848,9 @@ else
fi
dnl Try to find ffi.h.
AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
if test "$llvm_cv_enable_libffi" = "yes" ; then
AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
fi
dnl===-----------------------------------------------------------------------===
dnl===