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-rw-r--r--unix/tcl.m427
1 files changed, 24 insertions, 3 deletions
diff --git a/unix/tcl.m4 b/unix/tcl.m4
index 0b69ba0..2ac40da 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -1930,6 +1930,24 @@ dnl AC_CHECK_TOOL(AR, ar)
])
], [AC_MSG_WARN([64bit mode not supported for $arch])])])
])
+
+ #--------------------------------------------------------------------
+ # On Solaris 5.x i386 with the sunpro compiler we need to link
+ # with sunmath to get floating point rounding control
+ #--------------------------------------------------------------------
+ AS_IF([test "$GCC" = yes],[use_sunmath=no],[
+ arch=`isainfo`
+ AC_MSG_CHECKING([whether to use -lsunmath for fp rounding control])
+ AS_IF([test "$arch" = "amd64 i386"], [
+ AC_MSG_RESULT([yes])
+ MATH_LIBS="-lsunmath $MATH_LIBS"
+ AC_CHECK_HEADER(sunmath.h)
+ use_sunmath=yes
+ ], [
+ AC_MSG_RESULT([no])
+ use_sunmath=no
+ ])
+ ])
# Note: need the LIBS below, otherwise Tk won't find Tcl's
# symbols when dynamically loaded into tclsh.
@@ -1938,6 +1956,8 @@ dnl AC_CHECK_TOOL(AR, ar)
SHLIB_SUFFIX=".so"
DL_OBJS="tclLoadDl.o"
DL_LIBS="-ldl"
+
+
AS_IF([test "$GCC" = yes], [
SHLIB_LD='${CC} -shared'
CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
@@ -1952,11 +1972,12 @@ dnl AC_CHECK_TOOL(AR, ar)
#CC_SEARCH_FLAGS="${CC_SEARCH_FLAGS},-R,$v9gcclibdir"
])
], [
+ AS_IF([test "$use_sunmath" = yes], [textmode=textoff],[textmode=text])
case $system in
SunOS-5.[[1-9]][[0-9]]*)
- SHLIB_LD='${CC} -G -z text ${LDFLAGS}';;
+ SHLIB_LD="${CC} -G -z $textmode \${LDFLAGS}";;
*)
- SHLIB_LD='/usr/ccs/bin/ld -G -z text';;
+ SHLIB_LD="/usr/ccs/bin/ld -G -z $textmode";;
esac
CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
@@ -2596,7 +2617,7 @@ AC_DEFUN([SC_TCL_LINK_LIBS], [
AC_CHECK_FUNC(sin, MATH_LIBS="", MATH_LIBS="-lm")
AC_CHECK_LIB(ieee, main, [MATH_LIBS="-lieee $MATH_LIBS"])
-
+
#--------------------------------------------------------------------
# Interactive UNIX requires -linet instead of -lsocket, plus it
# needs net/errno.h to define the socket-related error codes.