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-rw-r--r--erts/configure.in151
1 files changed, 97 insertions, 54 deletions
diff --git a/erts/configure.in b/erts/configure.in
index 5fa1245b13..6b494ef127 100644
--- a/erts/configure.in
+++ b/erts/configure.in
@@ -61,6 +61,9 @@ if test x"${ERL_TOP}/erts" != x"$srcdir"; then
fi
erl_top=${ERL_TOP}
+# Remove old configuration information
+/bin/rm -f "$ERL_TOP/erts/CONF_INFO"
+
# echo XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
# echo X
# echo "X srcdir = $srcdir"
@@ -87,6 +90,13 @@ else
host_os=$host
fi
+if test "$cross_compiling" = "yes"; then
+ CROSS_COMPILING=yes
+else
+ CROSS_COMPILING=no
+fi
+AC_SUBST(CROSS_COMPILING)
+
ERL_XCOMP_SYSROOT_INIT
AC_ISC_POSIX
@@ -123,6 +133,14 @@ AC_ARG_ENABLE(threads,
*) enable_threads=yes ;;
esac ], enable_threads=unknown)
+AC_ARG_ENABLE(halfword-emulator,
+[ --enable-halfword-emulator enable halfword emulator (only for 64bit builds)
+ --disable-halfword-emulator disable halfword emulator (only for 64bit builds)],
+[ case "$enableval" in
+ no) enable_halfword_emualtor=no ;;
+ *) enable_halfword_emulator=yes ;;
+ esac ], enable_halfword_emulator=unknown)
+
AC_ARG_ENABLE(smp-support,
[ --enable-smp-support enable smp support
--disable-smp-support disable smp support],
@@ -190,9 +208,6 @@ AC_ARG_ENABLE(native-libs,
AC_ARG_ENABLE(tsp,
[ --enable-tsp compile tsp app])
-AC_ARG_ENABLE(elib-malloc,
-[ --enable-elib-malloc use elib_malloc instead of normal malloc])
-
AC_ARG_ENABLE(fp-exceptions,
[ --enable-fp-exceptions Use hardware floating point exceptions (default if hipe enabled)],
[ case "$enableval" in
@@ -269,20 +284,6 @@ AC_ARG_ENABLE(clock-gettime,
*) clock_gettime_correction=yes ;;
esac ], clock_gettime_correction=unknown)
-AC_ARG_ENABLE(native-ethr-impls,
-[ --enable-native-ethr-impls enable native ethread implementations
- --disable-native-ethr-impls disable native ethread implementations],
-[ case "$enableval" in
- no) disable_native_ethr_impls=yes ;;
- *) disable_native_ethr_impls=no ;;
- esac ], disable_native_ethr_impls=no)
-
-dnl Defined in libraries/megaco/configure.in but we need it here
-dnl also in order to show it to the "top user"
-
-AC_ARG_ENABLE(megaco_flex_scanner_lineno,
-[ --disable-megaco-flex-scanner-lineno disable megaco flex scanner lineno])
-
dnl Magic test for clearcase.
OTP_RELEASE=
if test "${ERLANG_COMMERCIAL_BUILD}" != ""; then
@@ -749,6 +750,25 @@ esac
AC_SUBST(LIBCARBON)
+dnl Check if we should/can build a halfword emulator
+
+AC_MSG_CHECKING(if we are building a halfword emulator (32bit heap on 64bit machine))
+if test "$enable_halfword_emulator" = "yes"; then
+ if test "$ARCH" = "amd64"; then
+ AC_DEFINE(HALFWORD_HEAP_EMULATOR, [1],
+ [Define if building a halfword-heap 64bit emulator])
+ AC_MSG_RESULT([yes])
+ else
+ AC_MSG_ERROR(no; halfword emulator not supported on this architecture)
+ fi
+else
+ AC_MSG_RESULT([no])
+fi
+
+
+
+
+
dnl some tests below will call this if we haven't already - and autoconf
dnl can't handle those tests being done conditionally at runtime
AC_PROG_CPP
@@ -794,13 +814,14 @@ fi
AC_CHECK_PROGS(XSLTPROC, xsltproc)
if test -z "$XSLTPROC"; then
echo "xsltproc" >> doc/CONF_INFO
- AC_MSG_WARN([No 'xsltproc' command found: the documentation can not be built])
+ AC_MSG_WARN([No 'xsltproc' command found: the documentation cannot be built])
fi
AC_CHECK_PROGS(FOP, fop)
if test -z "$FOP"; then
+ FOP="$ERL_TOP/make/fakefop"
echo "fop" >> doc/CONF_INFO
- AC_MSG_WARN([No 'fop' command found: the documentation can not be built])
+ AC_MSG_WARN([No 'fop' command found: going to generate placeholder PDF files])
fi
dnl
@@ -1021,11 +1042,48 @@ if test $ERTS_BUILD_SMP_EMU = yes; then
fi
AC_DEFINE(ERTS_HAVE_SMP_EMU, 1, [Define if the smp emulator is built])
+
+ case "$ethr_have_native_atomics-$ethr_have_native_spinlock" in
+ yes-*)
+ ;;
+
+ no-yes)
+
+ test -f "$ERL_TOP/erts/CONF_INFO" ||
+ echo "" > "$ERL_TOP/erts/CONF_INFO"
+ cat >> $ERL_TOP/erts/CONF_INFO <<EOF
+
+ No native atomic implementation available.
+ Fallbacks implemented using spinlocks will be
+ used. Note that the performance of the SMP
+ runtime system will suffer due to this.
+
+EOF
+ ;;
+
+ no-no)
+
+ test -f "$ERL_TOP/erts/CONF_INFO" ||
+ echo "" > "$ERL_TOP/erts/CONF_INFO"
+ cat >> "$ERL_TOP/erts/CONF_INFO" <<EOF
+
+ No native atomic implementation, nor no native
+ spinlock implementation available. Fallbacks
+ implemented using mutexes will be used. Note
+ that the performance of the SMP runtime system
+ will suffer much due to this.
+
+EOF
+ ;;
+
+ esac
+
enable_threads=force
fi
AC_SUBST(ERTS_BUILD_SMP_EMU)
+AC_CHECK_FUNCS([posix_fadvise])
#
@@ -1120,17 +1178,15 @@ else
enable_child_waiter_thread=yes
;;
linux*)
- AC_DEFINE(USE_RECURSIVE_MALLOC_MUTEX,[1],
- [Define if malloc should use a recursive mutex])
AC_MSG_CHECKING([whether dlopen() needs to be called before first call to dlerror()])
- if test "x$ETHR_THR_LIB_BASE_NAME" != "xnptl"; then
+ if test "x$ETHR_THR_LIB_BASE_TYPE" != "xposix_nptl"; then
AC_DEFINE(ERTS_NEED_DLOPEN_BEFORE_DLERROR,[1],
[Define if dlopen() needs to be called before first call to dlerror()])
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
- if test "x$ETHR_THR_LIB_BASE_NAME" != "xnptl"; then
+ if test "x$ETHR_THR_LIB_BASE_TYPE" != "xposix_nptl"; then
# Child waiter thread cannot be enabled
disable_child_waiter_thread=yes
enable_child_waiter_thread=no
@@ -1192,13 +1248,7 @@ fi
AC_SUBST(EMU_LOCK_CHECKING)
-ERTS_INTERNAL_X_LIBS=
-
-AC_CHECK_LIB(kstat, kstat_open,
-[AC_DEFINE(HAVE_KSTAT, 1, [Define if you have kstat])
-ERTS_INTERNAL_X_LIBS="$ERTS_INTERNAL_X_LIBS -lkstat"])
-
-AC_SUBST(ERTS_INTERNAL_X_LIBS)
+ERL_INTERNAL_LIBS
dnl THR_LIBS and THR_DEFS are only used by odbc
THR_LIBS=$ETHR_X_LIBS
@@ -1666,9 +1716,12 @@ AC_CHECK_FUNCS([getnameinfo getipnodebyname getipnodebyaddr gethostbyname2])
AC_CHECK_FUNCS([ieee_handler fpsetmask finite isnan isinf res_gethostbyname dlopen \
pread pwrite writev memmove strerror strerror_r strncasecmp \
- gethrtime localtime_r gmtime_r mremap memcpy mallopt \
+ gethrtime localtime_r gmtime_r mmap mremap memcpy mallopt \
sbrk _sbrk __sbrk brk _brk __brk \
flockfile fstat strlcpy strlcat setsid posix2time setlocale nl_langinfo poll])
+
+AC_CHECK_DECLS([posix2time],,,[#include <time.h>])
+
if test "X$host" = "Xwin32"; then
ac_cv_func_setvbuf_reversed=yes
fi
@@ -1698,7 +1751,6 @@ if test $disable_vfork = true; then
fi
AC_FUNC_VPRINTF
-AC_FUNC_MMAP
dnl The AC_DEFINEs are necessary for autoheader to work. :-(
dnl for gzio
@@ -1730,6 +1782,12 @@ fi
dnl Need by run_erl.
AC_CHECK_FUNCS([openpty])
+dnl fdatasync syscall (Unix only)
+AC_CHECK_FUNCS([fdatasync])
+
+dnl Find which C libraries are required to use fdatasync
+AC_SEARCH_LIBS(fdatasync, [rt])
+
dnl ----------------------------------------------------------------------
dnl Checks for features/quirks in the system that affects Erlang.
dnl ----------------------------------------------------------------------
@@ -2883,7 +2941,7 @@ case $enable_hybrid_heap-$host_os in
no-*)
AC_MSG_RESULT([no; disabled by user])
ERTS_BUILD_HYBRID_EMU=no;;
- *-win32|*-vxworks|*-ose) # vxworks and ose have their own "configure scripts"...
+ *-win32|*-vxworks) # vxworks have their own "configure scripts"...
AC_MSG_RESULT([no; default on this platform])
ERTS_BUILD_HYBRID_EMU=no;;
*)
@@ -2946,17 +3004,6 @@ if test "x$HIPE_ENABLED" = "xyes" ; then
fi
#
-# Check if we should use elib_malloc.
-#
-
-if test X${enable_elib_malloc} = Xyes; then
- AC_DEFINE(ENABLE_ELIB_MALLOC,[],[Define to enable use of elib_malloc (a malloc() replacement)])
- AC_DEFINE(ELIB_HEAP_SBRK,[],[Elib sbrk])
- AC_DEFINE(ELIB_ALLOC_IS_CLIB,[],[Use elib malloc as clib])
- AC_DEFINE(ELIB_SORTED_BLOCKS,[],[Define to enable the use of sorted blocks when using elib_malloc])
-fi
-
-#
# Check for working poll().
#
AC_MSG_CHECKING([for working poll()])
@@ -3568,10 +3615,10 @@ dnl Should one use EXEEXT or ac_exeext?
if test -f "$erl_xcomp_sysroot$SSL_BINDIR/openssl$EXEEXT"; then
if test "$cross_compiling" = "yes"; then
dnl Cannot test it; hope it is working...
- OPENSSL_CMD="$SSL_BINDIR/openssl"
+ OPENSSL_CMD="$erl_xcomp_sysroot$SSL_BINDIR/openssl$EXEEXT"
else
- if "$SSL_BINDIR/openssl" version > /dev/null 2>&1; then
- OPENSSL_CMD="$SSL_BINDIR/openssl"
+ if "$SSL_BINDIR/openssl$EXEEXT" version > /dev/null 2>&1; then
+ OPENSSL_CMD="$SSL_BINDIR/openssl$EXEEXT"
else
is_real_ssl=no
fi
@@ -3580,6 +3627,9 @@ dnl Should one use EXEEXT or ac_exeext?
is_real_ssl=no
fi
if test "x$is_real_ssl" = "xyes" ; then
+ if test "$MIXED_CYGWIN" = "yes"; then
+ OPENSSL_CMD=`cygpath -s -m "$OPENSSL_CMD"` 2> /dev/null
+ fi
SSL_INCLUDE="-I$dir/include"
old_CPPFLAGS=$CPPFLAGS
CPPFLAGS=$SSL_INCLUDE
@@ -3702,13 +3752,6 @@ dnl so it is - be adoptable
fi
;;
*)
- if test "$cross_compiling" = "yes"; then
- case "$with_ssl" in
- "$erl_xcomp_sysroot"*) ;;
- *) AC_MSG_ERROR([Invalid path to option --with-ssl=PATH (not a subdirectory to cross system root)]);;
- esac
- fi
-
# Option given with PATH to package
if test ! -d "$with_ssl" ; then
AC_MSG_ERROR(Invalid path to option --with-ssl=PATH)