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authorhobbs <hobbs>1999-11-19 06:35:26 (GMT)
committerhobbs <hobbs>1999-11-19 06:35:26 (GMT)
commite3bceb1eef371ae04191bc7f922a96785831d637 (patch)
treeba7817050b2b09b171afa2c5512de73c19cdf1f1
parentfc623251c41e7edc35e58613f4ee867f94e961d1 (diff)
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* unix/tcl.m4: added defined for _THREAD_SAFE in --enable-threads
case; added check for pthread_mutex_init in libc; in AIX case, with --enable-threads ${CC}_r is used; fixed flags when using gcc on SCO
-rw-r--r--unix/tcl.m468
1 files changed, 48 insertions, 20 deletions
diff --git a/unix/tcl.m4 b/unix/tcl.m4
index d7fdbe1..a347af6 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -360,6 +360,7 @@ AC_DEFUN(SC_ENABLE_THREADS, [
TCL_THREADS=1
AC_DEFINE(TCL_THREADS)
AC_DEFINE(_REENTRANT)
+ AC_DEFINE(_THREAD_SAFE)
AC_CHECK_LIB(pthread,pthread_mutex_init,tcl_ok=yes,tcl_ok=no)
if test "$tcl_ok" = "yes"; then
@@ -371,15 +372,17 @@ AC_DEFUN(SC_ENABLE_THREADS, [
# The space is needed
THREADS_LIBS=" -lpthreads"
else
- TCL_THREADS=0
- AC_MSG_WARN("Don t know how to find pthread lib on your system - you must disable thread support or edit the LIBS in the Makefile...")
+ AC_CHECK_LIB(c,pthread_mutex_init,tcl_ok=yes,tcl_ok=no)
+ if test "$tcl_ok" = "no"; then
+ TCL_THREADS=0
+ AC_MSG_WARN("Don t know how to find pthread lib on your system - you must disable thread support or edit the LIBS in the Makefile...")
+ fi
fi
fi
else
TCL_THREADS=0
AC_MSG_RESULT(no (default))
fi
-
])
#------------------------------------------------------------------------
@@ -548,6 +551,14 @@ AC_DEFUN(SC_CONFIG_CFLAGS, [
fi
fi
+ AC_MSG_CHECKING([if gcc is being used])
+ if test "$CC" = "gcc" -o `$CC -v 2>&1 | grep -c gcc` != "0" ; then
+ using_gcc="yes"
+ else
+ using_gcc="no"
+ fi
+ AC_MSG_RESULT([$using_gcc ($CC)])
+
# Step 2: check for existence of -ldl library. This is needed because
# Linux can use either -ldl or -ldld for dynamic loading.
@@ -571,6 +582,11 @@ AC_DEFUN(SC_CONFIG_CFLAGS, [
STLIB_LD="ar cr"
case $system in
AIX-4.[[2-9]])
+ if test "${TCL_THREADS}" = "1" -a "$using_gcc" = "no" ; then
+ # AIX requires the _r compiler when gcc isn't being used
+ CC=${CC}_r
+ AC_MSG_RESULT(Using $CC for compiling with threads)
+ fi
SHLIB_CFLAGS=""
SHLIB_LD="$fullSrcDir/ldAix /bin/ld -bhalt:4 -bM:SRE -bE:lib.exp -H512 -T512 -bnoentry"
SHLIB_LD_LIBS='${LIBS}'
@@ -583,6 +599,11 @@ AC_DEFUN(SC_CONFIG_CFLAGS, [
TCL_EXPORT_FILE_SUFFIX='${VERSION}\$\{DBGX\}.exp'
;;
AIX-*)
+ if test "${TCL_THREADS}" = "1" -a "$using_gcc" = "no" ; then
+ # AIX requires the _r compiler when gcc isn't being used
+ CC=${CC}_r
+ AC_MSG_RESULT(Using $CC for compiling with threads)
+ fi
SHLIB_CFLAGS=""
SHLIB_LD="$fullSrcDir/ldAix /bin/ld -bhalt:4 -bM:SRE -bE:lib.exp -H512 -T512 -bnoentry"
SHLIB_LD_LIBS='${LIBS}'
@@ -657,7 +678,7 @@ AC_DEFUN(SC_CONFIG_CFLAGS, [
DL_OBJS="tclLoadDl.o"
DL_LIBS=""
LD_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
- if test "$CC" = "gcc" -o `$CC -v 2>&1 | grep -c gcc` != "0" ; then
+ if test "$using_gcc" = "yes" ; then
EXTRA_CFLAGS="-mabi=n32"
LDFLAGS="-mabi=n32"
else
@@ -831,16 +852,21 @@ AC_DEFUN(SC_CONFIG_CFLAGS, [
LD_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}'
;;
SCO_SV-3.2*)
- # Note, dlopen is available only on SCO 3.2.5 and greater. However,
+ # Note, dlopen is available only on SCO 3.2.5 and greater. However,
# this test works, since "uname -s" was non-standard in 3.2.4 and
# below.
- SHLIB_CFLAGS="-Kpic -belf"
+ if test "$using_gcc" = "yes" ; then
+ SHLIB_CFLAGS="-fpic -melf"
+ LDFLAGS="-melf -Wl,-Bexport"
+ else
+ SHLIB_CFLAGS="-Kpic -belf"
+ LDFLAGS="-belf -Wl,-Bexport"
+ fi
SHLIB_LD="ld -G"
SHLIB_LD_LIBS=""
SHLIB_SUFFIX=".so"
DL_OBJS="tclLoadDl.o"
DL_LIBS=""
- LDFLAGS="-belf -Wl,-Bexport"
LD_SEARCH_FLAGS=""
;;
SINIX*5.4*)
@@ -893,18 +919,18 @@ AC_DEFUN(SC_CONFIG_CFLAGS, [
do64bit_ok=no
if test "$do64bit" = "yes" ; then
- arch=`isainfo`
- if test "$arch" = "sparcv9 sparc" ; then
- if test "$CC" != "gcc" -a `$CC -v 2>&1 | grep -c gcc` = "0" ; then
- do64bit_ok=yes
- EXTRA_CFLAGS="-xarch=v9"
- LDFLAGS="-xarch=v9"
- else
- AC_MSG_WARN("64bit mode not supported using GCC on $system")
+ arch=`isainfo`
+ if test "$arch" = "sparcv9 sparc" ; then
+ if test "$using_gcc" = "no" ; then
+ do64bit_ok=yes
+ EXTRA_CFLAGS="-xarch=v9"
+ LDFLAGS="-xarch=v9"
+ else
+ AC_MSG_WARN("64bit mode not supported with GCC on $system")
+ fi
+ else
+ AC_MSG_WARN("64bit mode only supported sparcv9 system")
fi
- else
- AC_MSG_WARN("64bit mode only supported sparcv9 system")
- fi
fi
# Note: need the LIBS below, otherwise Tk won't find Tcl's
@@ -914,7 +940,7 @@ AC_DEFUN(SC_CONFIG_CFLAGS, [
SHLIB_SUFFIX=".so"
DL_OBJS="tclLoadDl.o"
DL_LIBS="-ldl"
- if test "$CC" = "gcc" -o `$CC -v 2>&1 | grep -c gcc` != "0" ; then
+ if test "$using_gcc" = "yes" ; then
LD_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
else
LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
@@ -1063,7 +1089,7 @@ AC_DEFUN(SC_CONFIG_CFLAGS, [
# standard manufacturer compiler.
if test "$DL_OBJS" != "tclLoadNone.o" ; then
- if test "$CC" = "gcc" -o `$CC -v 2>&1 | grep -c gcc` != "0" ; then
+ if test "$using_gcc" = "yes" ; then
case $system in
AIX-*)
;;
@@ -1075,6 +1101,8 @@ AC_DEFUN(SC_CONFIG_CFLAGS, [
;;
RISCos-*)
;;
+ SCO_SV-3.2*)
+ ;;
ULTRIX-4.*)
;;
*)