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authordkf <donal.k.fellows@manchester.ac.uk>2007-11-15 10:57:26 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2007-11-15 10:57:26 (GMT)
commit4ff18d380f5bc894a2ce1dab744af8f3451f67ff (patch)
tree9fd2ef0915c034d0910b447ed5f59799bea93193 /unix
parent14e71c638e0a9392688774b8c98efbe750e3ce89 (diff)
downloadtcl-4ff18d380f5bc894a2ce1dab744af8f3451f67ff.zip
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Let people disable use of -rpath in their linking step. [Patch 1231022]
Diffstat (limited to 'unix')
-rw-r--r--unix/tcl.m4527
1 files changed, 246 insertions, 281 deletions
diff --git a/unix/tcl.m4 b/unix/tcl.m4
index b240d0b..5b6f6eb 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -1080,11 +1080,8 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
[enable 64bit Sparc VIS support (default: off)]),
[do64bitVIS=$enableval], [do64bitVIS=no])
AC_MSG_RESULT([$do64bitVIS])
-
- if test "$do64bitVIS" = "yes"; then
- # Force 64bit on with VIS
- do64bit=yes
- fi
+ # Force 64bit on with VIS
+ AS_IF([test "$do64bitVIS" = "yes"], [do64bit=yes])
# Step 0.c: Check if visibility support is available. Do this here so
# that platform specific alternatives can be used below if this fails.
@@ -1097,11 +1094,20 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
void f(void) {}], [f();], tcl_cv_cc_visibility_hidden=yes,
tcl_cv_cc_visibility_hidden=no)
CFLAGS=$hold_cflags])
- if test $tcl_cv_cc_visibility_hidden = yes; then
+ AS_IF([test $tcl_cv_cc_visibility_hidden = yes], [
AC_DEFINE(MODULE_SCOPE,
[extern __attribute__((__visibility__("hidden")))],
[Compiler support for module scope symbols])
- fi
+ ])
+
+ # Step 0.d: Disable -rpath support?
+
+ AC_MSG_CHECKING([if rpath support is requested])
+ AC_ARG_ENABLE(rpath,
+ AC_HELP_STRING([--disable-rpath],
+ [disable rpath support (default: on)]),
+ [doRpath=$enableval], [doRpath=yes])
+ AC_MSG_RESULT([$doRpath])
# Step 1: set the variable "system" to hold the name and version number
# for the system.
@@ -1132,27 +1138,25 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
TCL_LIB_VERSIONS_OK=ok
CFLAGS_DEBUG=-g
CFLAGS_OPTIMIZE=-O
- if test "$GCC" = "yes" ; then
+ AS_IF([test "$GCC" = yes], [
CFLAGS_WARNING="-Wall -Wno-implicit-int"
- else
- CFLAGS_WARNING=""
- fi
+ ], [CFLAGS_WARNING=""])
TCL_NEEDS_EXP_FILE=0
TCL_BUILD_EXP_FILE=""
TCL_EXP_FILE=""
dnl FIXME: Replace AC_CHECK_PROG with AC_CHECK_TOOL once cross compiling is fixed.
dnl AC_CHECK_TOOL(AR, ar)
AC_CHECK_PROG(AR, ar, ar)
- if test "${AR}" = "" ; then
+ AS_IF([test "${AR}" = ""], [
AC_MSG_ERROR([Required archive tool 'ar' not found on PATH.])
- fi
+ ])
STLIB_LD='${AR} cr'
LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH"
PLAT_OBJS=""
PLAT_SRCS=""
case $system in
AIX-*)
- if test "${TCL_THREADS}" = "1" -a "$GCC" != "yes" ; then
+ AS_IF([test "${TCL_THREADS}" = "1" -a "$GCC" != "yes"], [
# AIX requires the _r compiler when gcc isn't being used
case "${CC}" in
*_r)
@@ -1163,7 +1167,7 @@ dnl AC_CHECK_TOOL(AR, ar)
;;
esac
AC_MSG_RESULT([Using $CC for compiling with threads])
- fi
+ ])
LIBS="$LIBS -lc"
SHLIB_CFLAGS=""
# Note: need the LIBS below, otherwise Tk won't find Tcl's
@@ -1175,49 +1179,47 @@ dnl AC_CHECK_TOOL(AR, ar)
LD_LIBRARY_PATH_VAR="LIBPATH"
# Check to enable 64-bit flags for compiler/linker on AIX 4+
- if test "$do64bit" = "yes" -a "`uname -v`" -gt "3" ; then
- if test "$GCC" = "yes" ; then
+ AS_IF([test "$do64bit" = yes -a "`uname -v`" -gt 3], [
+ AS_IF([test "$GCC" = yes], [
AC_MSG_WARN([64bit mode not supported with GCC on $system])
- else
+ ], [
do64bit_ok=yes
CFLAGS="$CFLAGS -q64"
LDFLAGS_ARCH="-q64"
RANLIB="${RANLIB} -X64"
AR="${AR} -X64"
SHLIB_LD_FLAGS="-b64"
- fi
- fi
+ ])
+ ])
- if test "`uname -m`" = "ia64" ; then
+ AS_IF([test "`uname -m`" = ia64], [
# AIX-5 uses ELF style dynamic libraries on IA-64, but not PPC
SHLIB_LD="/usr/ccs/bin/ld -G -z text"
# AIX-5 has dl* in libc.so
DL_LIBS=""
- if test "$GCC" = "yes" ; then
+ AS_IF([test "$GCC" = yes], [
CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
- else
+ ], [
CC_SEARCH_FLAGS='-R${LIB_RUNTIME_DIR}'
- fi
+ ])
LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
- else
- if test "$GCC" = "yes" ; then
- SHLIB_LD='${CC} -shared'
- else
+ ], [
+ AS_IF([test "$GCC" = yes], [SHLIB_LD='${CC} -shared'], [
SHLIB_LD="/bin/ld -bhalt:4 -bM:SRE -bE:lib.exp -H512 -T512 -bnoentry"
- fi
+ ])
SHLIB_LD="${TCL_SRC_DIR}/unix/ldAix ${SHLIB_LD} ${SHLIB_LD_FLAGS}"
DL_LIBS="-ldl"
CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}'
LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
TCL_NEEDS_EXP_FILE=1
TCL_EXPORT_FILE_SUFFIX='${VERSION}.exp'
- fi
+ ])
# AIX v<=4.1 has some different flags than 4.2+
- if test "$system" = "AIX-4.1" -o "`uname -v`" -lt "4" ; then
+ AS_IF([test "$system" = "AIX-4.1" -o "`uname -v`" -lt 4], [
AC_LIBOBJ([tclLoadAix])
DL_LIBS="-lld"
- fi
+ ])
# On AIX <=v4 systems, libbsd.a has to be linked in to support
# non-blocking file IO. This library has to be linked in after
@@ -1232,10 +1234,10 @@ dnl AC_CHECK_TOOL(AR, ar)
# known GMT value.
AC_CHECK_LIB(bsd, gettimeofday, libbsd=yes, libbsd=no)
- if test $libbsd = yes; then
+ AS_IF([test $libbsd = yes], [
MATH_LIBS="$MATH_LIBS -lbsd"
AC_DEFINE(USE_DELTA_FOR_TZ, 1, [Do we need a special AIX hack for timezones?])
- fi
+ ])
;;
BeOS*)
SHLIB_CFLAGS="-fPIC"
@@ -1289,13 +1291,13 @@ dnl AC_CHECK_TOOL(AR, ar)
AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1, [Do we want to use the XOPEN network library?])
LIBS="$LIBS -lxnet" # Use the XOPEN network library
- if test "`uname -m`" = "ia64" ; then
+ AS_IF([test "`uname -m`" = ia64], [
SHLIB_SUFFIX=".so"
- else
+ ], [
SHLIB_SUFFIX=".sl"
- fi
+ ])
AC_CHECK_LIB(dld, shl_load, tcl_ok=yes, tcl_ok=no)
- if test "$tcl_ok" = yes; then
+ AS_IF([test "$tcl_ok" = yes], [
SHLIB_CFLAGS="+z"
SHLIB_LD="ld -b"
SHLIB_LD_LIBS='${LIBS}'
@@ -1305,44 +1307,43 @@ dnl AC_CHECK_TOOL(AR, ar)
CC_SEARCH_FLAGS='-Wl,+s,+b,${LIB_RUNTIME_DIR}:.'
LD_SEARCH_FLAGS='+s +b ${LIB_RUNTIME_DIR}:.'
LD_LIBRARY_PATH_VAR="SHLIB_PATH"
- fi
- if test "$GCC" = "yes" ; then
+ ])
+ AS_IF([test "$GCC" = yes], [
SHLIB_LD='${CC} -shared'
SHLIB_LD_LIBS='${LIBS}'
LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
- fi
+ ])
# Users may want PA-RISC 1.1/2.0 portable code - needs HP cc
#CFLAGS="$CFLAGS +DAportable"
# Check to enable 64-bit flags for compiler/linker
- if test "$do64bit" = "yes" ; then
- if test "$GCC" = "yes" ; then
- hpux_arch=`${CC} -dumpmachine`
- case $hpux_arch in
+ AS_IF([test "$do64bit" = "yes"], [
+ AS_IF([test "$GCC" = yes], [
+ case `${CC} -dumpmachine` in
hppa64*)
# 64-bit gcc in use. Fix flags for GNU ld.
do64bit_ok=yes
SHLIB_LD='${CC} -shared'
SHLIB_LD_LIBS='${LIBS}'
- CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+ AS_IF([test $doRpath = yes], [
+ CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'])
LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
;;
*)
AC_MSG_WARN([64bit mode not supported with GCC on $system])
;;
esac
- else
+ ], [
do64bit_ok=yes
CFLAGS="$CFLAGS +DD64"
LDFLAGS_ARCH="+DD64"
- fi
- fi
- ;;
+ ])
+ ]) ;;
HP-UX-*.08.*|HP-UX-*.09.*|HP-UX-*.10.*)
SHLIB_SUFFIX=".sl"
AC_CHECK_LIB(dld, shl_load, tcl_ok=yes, tcl_ok=no)
- if test "$tcl_ok" = yes; then
+ AS_IF([test "$tcl_ok" = yes], [
SHLIB_CFLAGS="+z"
SHLIB_LD="ld -b"
SHLIB_LD_LIBS=""
@@ -1352,8 +1353,7 @@ dnl AC_CHECK_TOOL(AR, ar)
CC_SEARCH_FLAGS='-Wl,+s,+b,${LIB_RUNTIME_DIR}:.'
LD_SEARCH_FLAGS='+s +b ${LIB_RUNTIME_DIR}:.'
LD_LIBRARY_PATH_VAR="SHLIB_PATH"
- fi
- ;;
+ ]) ;;
IRIX-5.*)
SHLIB_CFLAGS=""
SHLIB_LD="ld -shared -rdata_shared"
@@ -1361,8 +1361,9 @@ dnl AC_CHECK_TOOL(AR, ar)
SHLIB_SUFFIX=".so"
DL_OBJS="tclLoadDl.o"
DL_LIBS=""
- CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
- LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+ AS_IF([test $doRpath = yes], [
+ CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+ LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'])
;;
IRIX-6.*)
SHLIB_CFLAGS=""
@@ -1371,12 +1372,13 @@ dnl AC_CHECK_TOOL(AR, ar)
SHLIB_SUFFIX=".so"
DL_OBJS="tclLoadDl.o"
DL_LIBS=""
- CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
- LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
- if test "$GCC" = "yes" ; then
+ AS_IF([test $doRpath = yes], [
+ CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+ LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'])
+ AS_IF([test "$GCC" = yes], [
CFLAGS="$CFLAGS -mabi=n32"
LDFLAGS="$LDFLAGS -mabi=n32"
- else
+ ], [
case $system in
IRIX-6.3)
# Use to build 6.2 compatible binaries on 6.3.
@@ -1387,7 +1389,7 @@ dnl AC_CHECK_TOOL(AR, ar)
;;
esac
LDFLAGS="$LDFLAGS -n32"
- fi
+ ])
;;
IRIX64-6.*)
SHLIB_CFLAGS=""
@@ -1396,21 +1398,22 @@ dnl AC_CHECK_TOOL(AR, ar)
SHLIB_SUFFIX=".so"
DL_OBJS="tclLoadDl.o"
DL_LIBS=""
- CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
- LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+ AS_IF([test $doRpath = yes], [
+ CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+ LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'])
# Check to enable 64-bit flags for compiler/linker
- if test "$do64bit" = "yes" ; then
- if test "$GCC" = "yes" ; then
+ AS_IF([test "$do64bit" = yes], [
+ AS_IF([test "$GCC" = yes], [
AC_MSG_WARN([64bit mode not supported by gcc])
- else
+ ], [
do64bit_ok=yes
SHLIB_LD="ld -64 -shared -rdata_shared"
CFLAGS="$CFLAGS -64"
LDFLAGS_ARCH="-64"
- fi
- fi
+ ])
+ ])
;;
Linux*)
SHLIB_CFLAGS="-fPIC"
@@ -1427,33 +1430,29 @@ dnl AC_CHECK_TOOL(AR, ar)
DL_OBJS="tclLoadDl.o"
DL_LIBS="-ldl"
LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
- CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+ AS_IF([test $doRpath = yes], [
+ CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'])
LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
- if test "`uname -m`" = "alpha" ; then
- CFLAGS="$CFLAGS -mieee"
- fi
- if test $do64bit = yes; then
+ AS_IF([test "`uname -m`" = "alpha"], [CFLAGS="$CFLAGS -mieee"])
+ AS_IF([test $do64bit = yes], [
AC_CACHE_CHECK([if compiler accepts -m64 flag], tcl_cv_cc_m64, [
hold_cflags=$CFLAGS
CFLAGS="$CFLAGS -m64"
AC_TRY_LINK(,, tcl_cv_cc_m64=yes, tcl_cv_cc_m64=no)
CFLAGS=$hold_cflags])
- if test $tcl_cv_cc_m64 = yes; then
+ AS_IF([test $tcl_cv_cc_m64 = yes], [
CFLAGS="$CFLAGS -m64"
do64bit_ok=yes
- fi
- fi
+ ])
+ ])
- # The combo of gcc + glibc has a bug related
- # to inlining of functions like strtod(). The
- # -fno-builtin flag should address this problem
- # but it does not work. The -fno-inline flag
- # is kind of overkill but it works.
- # Disable inlining only when one of the
+ # The combo of gcc + glibc has a bug related to inlining of
+ # functions like strtod(). The -fno-builtin flag should address
+ # this problem but it does not work. The -fno-inline flag is kind
+ # of overkill but it works. Disable inlining only when one of the
# files in compat/*.c is being linked in.
- if test x"${USE_COMPAT}" != x ; then
- CFLAGS="$CFLAGS -fno-inline"
- fi
+
+ AS_IF([test x"${USE_COMPAT}" != x],[CFLAGS="$CFLAGS -fno-inline"])
# XIM peeking works under XFree86.
AC_DEFINE(PEEK_XCLOSEIM, 1, [May we use XIM peeking safely?])
@@ -1470,9 +1469,7 @@ dnl AC_CHECK_TOOL(AR, ar)
LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
CC_SEARCH_FLAGS=""
LD_SEARCH_FLAGS=""
- if test "`uname -m`" = "alpha" ; then
- CFLAGS="$CFLAGS -mieee"
- fi
+ AS_IF([test "`uname -m`" = "alpha"], [CFLAGS="$CFLAGS -mieee"])
;;
Lynx*)
SHLIB_CFLAGS="-fPIC"
@@ -1483,8 +1480,9 @@ dnl AC_CHECK_TOOL(AR, ar)
DL_OBJS="tclLoadDl.o"
DL_LIBS="-mshared -ldl"
LD_FLAGS="-Wl,--export-dynamic"
- CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
- LD_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+ AS_IF([test $doRpath = yes], [
+ CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+ LD_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'])
;;
MP-RAS-02*)
SHLIB_CFLAGS="-K PIC"
@@ -1514,19 +1512,20 @@ dnl AC_CHECK_TOOL(AR, ar)
SHLIB_SUFFIX=".so"
DL_OBJS="tclLoadDl.o"
DL_LIBS=""
- CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
- LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+ AS_IF([test $doRpath = yes], [
+ CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+ LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'])
AC_CACHE_CHECK([for ELF], tcl_cv_ld_elf, [
AC_EGREP_CPP(yes, [
#ifdef __ELF__
yes
#endif
], tcl_cv_ld_elf=yes, tcl_cv_ld_elf=no)])
- if test $tcl_cv_ld_elf = yes; then
+ AS_IF([test $tcl_cv_ld_elf = yes], [
SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so'
- else
+ ], [
SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so.1.0'
- fi
+ ])
# Ancient FreeBSD doesn't handle version numbers with dots.
@@ -1540,7 +1539,8 @@ dnl AC_CHECK_TOOL(AR, ar)
SHLIB_SUFFIX=".so"
DL_OBJS="tclLoadDl.o"
DL_LIBS=""
- CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+ AS_IF([test $doRpath = yes], [
+ CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'])
LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so.1.0'
AC_CACHE_CHECK([for ELF], tcl_cv_ld_elf, [
@@ -1549,11 +1549,9 @@ dnl AC_CHECK_TOOL(AR, ar)
yes
#endif
], tcl_cv_ld_elf=yes, tcl_cv_ld_elf=no)])
- if test $tcl_cv_ld_elf = yes; then
+ AS_IF([test $tcl_cv_ld_elf = yes], [
LDFLAGS=-Wl,-export-dynamic
- else
- LDFLAGS=""
- fi
+ ], [LDFLAGS=""])
# OpenBSD doesn't do version numbers with dots.
UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.a'
@@ -1569,14 +1567,15 @@ dnl AC_CHECK_TOOL(AR, ar)
DL_OBJS="tclLoadDl.o"
DL_LIBS=""
LDFLAGS="$LDFLAGS -export-dynamic"
- CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+ AS_IF([test $doRpath = yes], [
+ CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'])
LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
- if test "${TCL_THREADS}" = "1" ; then
+ AS_IF([test "${TCL_THREADS}" = "1"], [
# The -pthread needs to go in the CFLAGS, not LIBS
LIBS=`echo $LIBS | sed s/-pthread//`
CFLAGS="$CFLAGS -pthread"
LDFLAGS="$LDFLAGS -pthread"
- fi
+ ])
case $system in
FreeBSD-3.*)
# FreeBSD-3 doesn't handle version numbers with dots.
@@ -1598,7 +1597,7 @@ dnl AC_CHECK_TOOL(AR, ar)
CFLAGS="`echo " ${CFLAGS}" | \
awk 'BEGIN {FS=" +-";ORS=" "}; {for (i=2;i<=NF;i++) \
if (!([$]i~/^(isysroot|mmacosx-version-min)/)) print "-"[$]i}'`"
- if test $do64bit = yes; then
+ AS_IF([test $do64bit = yes], [
case `arch` in
ppc)
AC_CACHE_CHECK([if compiler accepts -arch ppc64 flag],
@@ -1608,10 +1607,10 @@ dnl AC_CHECK_TOOL(AR, ar)
AC_TRY_LINK(,, tcl_cv_cc_arch_ppc64=yes,
tcl_cv_cc_arch_ppc64=no)
CFLAGS=$hold_cflags])
- if test $tcl_cv_cc_arch_ppc64 = yes; then
+ AS_IF([test $tcl_cv_cc_arch_ppc64 = yes], [
CFLAGS="$CFLAGS -arch ppc64 -mpowerpc64 -mcpu=G5"
do64bit_ok=yes
- fi;;
+ ]);;
i386)
AC_CACHE_CHECK([if compiler accepts -arch x86_64 flag],
tcl_cv_cc_arch_x86_64, [
@@ -1620,45 +1619,47 @@ dnl AC_CHECK_TOOL(AR, ar)
AC_TRY_LINK(,, tcl_cv_cc_arch_x86_64=yes,
tcl_cv_cc_arch_x86_64=no)
CFLAGS=$hold_cflags])
- if test $tcl_cv_cc_arch_x86_64 = yes; then
+ AS_IF([test $tcl_cv_cc_arch_x86_64 = yes], [
CFLAGS="$CFLAGS -arch x86_64"
do64bit_ok=yes
- fi;;
+ ]);;
*)
AC_MSG_WARN([Don't know how enable 64-bit on architecture `arch`]);;
esac
- else
+ ], [
# Check for combined 32-bit and 64-bit fat build
- echo "$CFLAGS " | grep -E -q -- '-arch (ppc64|x86_64) ' && \
- echo "$CFLAGS " | grep -E -q -- '-arch (ppc|i386) ' && \
- fat_32_64=yes
- fi
+ AS_IF([echo "$CFLAGS " |grep -E -q -- '-arch (ppc64|x86_64) ' \
+ && echo "$CFLAGS " |grep -E -q -- '-arch (ppc|i386) '], [
+ fat_32_64=yes])
+ ])
SHLIB_LD='${CC} -dynamiclib ${CFLAGS} ${LDFLAGS}'
AC_CACHE_CHECK([if ld accepts -single_module flag], tcl_cv_ld_single_module, [
hold_ldflags=$LDFLAGS
LDFLAGS="$LDFLAGS -dynamiclib -Wl,-single_module"
AC_TRY_LINK(, [int i;], tcl_cv_ld_single_module=yes, tcl_cv_ld_single_module=no)
LDFLAGS=$hold_ldflags])
- if test $tcl_cv_ld_single_module = yes; then
+ AS_IF([test $tcl_cv_ld_single_module = yes], [
SHLIB_LD="${SHLIB_LD} -Wl,-single_module"
- fi
+ ])
SHLIB_LD_LIBS='${LIBS}'
SHLIB_SUFFIX=".dylib"
DL_OBJS="tclLoadDyld.o"
DL_LIBS=""
# Don't use -prebind when building for Mac OS X 10.4 or later only:
- test "`echo "${MACOSX_DEPLOYMENT_TARGET}" | awk -F '10\\.' '{print int([$]2)}'`" -lt 4 -a \
- "`echo "${CPPFLAGS}" | awk -F '-mmacosx-version-min=10\\.' '{print int([$]2)}'`" -lt 4 && \
- LDFLAGS="$LDFLAGS -prebind"
+ AS_IF([test "`echo "${MACOSX_DEPLOYMENT_TARGET}" | awk -F '10\\.' '{print int([$]2)}'`" -lt 4 -a \
+ "`echo "${CPPFLAGS}" | awk -F '-mmacosx-version-min=10\\.' '{print int([$]2)}'`" -lt 4], [
+ LDFLAGS="$LDFLAGS -prebind"])
LDFLAGS="$LDFLAGS -headerpad_max_install_names"
- AC_CACHE_CHECK([if ld accepts -search_paths_first flag], tcl_cv_ld_search_paths_first, [
+ AC_CACHE_CHECK([if ld accepts -search_paths_first flag],
+ tcl_cv_ld_search_paths_first, [
hold_ldflags=$LDFLAGS
LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
- AC_TRY_LINK(, [int i;], tcl_cv_ld_search_paths_first=yes, tcl_cv_ld_search_paths_first=no)
+ AC_TRY_LINK(, [int i;], tcl_cv_ld_search_paths_first=yes,
+ tcl_cv_ld_search_paths_first=no)
LDFLAGS=$hold_ldflags])
- if test $tcl_cv_ld_search_paths_first = yes; then
+ AS_IF([test $tcl_cv_ld_search_paths_first = yes], [
LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
- fi
+ ])
CC_SEARCH_FLAGS=""
LD_SEARCH_FLAGS=""
LD_LIBRARY_PATH_VAR="DYLD_LIBRARY_PATH"
@@ -1670,51 +1671,57 @@ dnl AC_CHECK_TOOL(AR, ar)
[use CoreFoundation API on MacOSX (default: on)]),
[tcl_corefoundation=$enableval], [tcl_corefoundation=yes])
AC_MSG_RESULT([$tcl_corefoundation])
- if test $tcl_corefoundation = yes; then
- AC_CACHE_CHECK([for CoreFoundation.framework], tcl_cv_lib_corefoundation, [
+ AS_IF([test $tcl_corefoundation = yes], [
+ AC_CACHE_CHECK([for CoreFoundation.framework],
+ tcl_cv_lib_corefoundation, [
hold_libs=$LIBS
- if test "$fat_32_64" = yes; then for v in CFLAGS CPPFLAGS LDFLAGS; do
- # On Tiger there is no 64-bit CF, so remove 64-bit archs
- # from CFLAGS et al. while testing for presence of CF.
- # 64-bit CF is disabled in tclUnixPort.h if necessary.
- eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc64 / /g" -e "s/-arch x86_64 / /g"`"'
- done; fi
+ AS_IF([test "$fat_32_64" = yes], [
+ for v in CFLAGS CPPFLAGS LDFLAGS; do
+ # On Tiger there is no 64-bit CF, so remove 64-bit
+ # archs from CFLAGS et al. while testing for
+ # presence of CF. 64-bit CF is disabled in
+ # tclUnixPort.h if necessary.
+ eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc64 / /g" -e "s/-arch x86_64 / /g"`"'
+ done])
LIBS="$LIBS -framework CoreFoundation"
AC_TRY_LINK([#include <CoreFoundation/CoreFoundation.h>],
[CFBundleRef b = CFBundleGetMainBundle();],
- tcl_cv_lib_corefoundation=yes, tcl_cv_lib_corefoundation=no)
- if test "$fat_32_64" = yes; then for v in CFLAGS CPPFLAGS LDFLAGS; do
- eval $v'="$hold_'$v'"'
- done; fi; LIBS=$hold_libs])
- if test $tcl_cv_lib_corefoundation = yes; then
+ tcl_cv_lib_corefoundation=yes,
+ tcl_cv_lib_corefoundation=no)
+ AS_IF([test "$fat_32_64" = yes], [
+ for v in CFLAGS CPPFLAGS LDFLAGS; do
+ eval $v'="$hold_'$v'"'
+ done])
+ LIBS=$hold_libs])
+ AS_IF([test $tcl_cv_lib_corefoundation = yes], [
LIBS="$LIBS -framework CoreFoundation"
AC_DEFINE(HAVE_COREFOUNDATION, 1,
[Do we have access to Darwin CoreFoundation.framework?])
- else
- tcl_corefoundation=no
- fi
- if test "$fat_32_64" = yes -a $tcl_corefoundation = yes; then
- AC_CACHE_CHECK([for 64-bit CoreFoundation], tcl_cv_lib_corefoundation_64, [
+ ], [tcl_corefoundation=no])
+ AS_IF([test "$fat_32_64" = yes -a $tcl_corefoundation = yes],[
+ AC_CACHE_CHECK([for 64-bit CoreFoundation],
+ tcl_cv_lib_corefoundation_64, [
for v in CFLAGS CPPFLAGS LDFLAGS; do
eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc / /g" -e "s/-arch i386 / /g"`"'
done
AC_TRY_LINK([#include <CoreFoundation/CoreFoundation.h>],
[CFBundleRef b = CFBundleGetMainBundle();],
- tcl_cv_lib_corefoundation_64=yes, tcl_cv_lib_corefoundation_64=no)
+ tcl_cv_lib_corefoundation_64=yes,
+ tcl_cv_lib_corefoundation_64=no)
for v in CFLAGS CPPFLAGS LDFLAGS; do
eval $v'="$hold_'$v'"'
done])
- if test $tcl_cv_lib_corefoundation_64 = no; then
+ AS_IF([test $tcl_cv_lib_corefoundation_64 = no], [
AC_DEFINE(NO_COREFOUNDATION_64, 1,
[Is Darwin CoreFoundation unavailable for 64-bit?])
LDFLAGS="$LDFLAGS -Wl,-no_arch_warnings"
- fi
- fi
- fi
- if test "$tcl_cv_cc_visibility_hidden" != yes; then
+ ])
+ ])
+ ])
+ AS_IF([test "$tcl_cv_cc_visibility_hidden" != yes], [
AC_DEFINE(MODULE_SCOPE, [__private_extern__],
[Compiler support for module scope symbols])
- fi
+ ])
AC_DEFINE(MAC_OSX_TCL, 1, [Is this a Mac I see before me?])
;;
NEXTSTEP-*)
@@ -1747,11 +1754,9 @@ dnl AC_CHECK_TOOL(AR, ar)
OSF1-1.*)
# OSF/1 1.3 from OSF using ELF, and derivatives, including AD2
SHLIB_CFLAGS="-fPIC"
- if test "$SHARED_BUILD" = "1" ; then
- SHLIB_LD="ld -shared"
- else
+ AS_IF([test "$SHARED_BUILD" = 1], [SHLIB_LD="ld -shared"], [
SHLIB_LD="ld -non_shared"
- fi
+ ])
SHLIB_LD_LIBS=""
SHLIB_SUFFIX=".so"
DL_OBJS="tclLoadDl.o"
@@ -1762,35 +1767,32 @@ dnl AC_CHECK_TOOL(AR, ar)
OSF1-V*)
# Digital OSF/1
SHLIB_CFLAGS=""
- if test "$SHARED_BUILD" = "1" ; then
+ AS_IF([test "$SHARED_BUILD" = 1], [
SHLIB_LD='ld -shared -expect_unresolved "*"'
- else
+ ], [
SHLIB_LD='ld -non_shared -expect_unresolved "*"'
- fi
+ ])
SHLIB_LD_LIBS=""
SHLIB_SUFFIX=".so"
DL_OBJS="tclLoadDl.o"
DL_LIBS=""
- CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
- LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
- if test "$GCC" = "yes" ; then
- CFLAGS="$CFLAGS -mieee"
- else
- CFLAGS="$CFLAGS -DHAVE_TZSET -std1 -ieee"
- fi
+ AS_IF([test $doRpath = yes], [
+ CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+ LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'])
+ AS_IF([test "$GCC" = yes], [CFLAGS="$CFLAGS -mieee"], [
+ CFLAGS="$CFLAGS -DHAVE_TZSET -std1 -ieee"])
# see pthread_intro(3) for pthread support on osf1, k.furukawa
- if test "${TCL_THREADS}" = "1" ; then
+ AS_IF([test "${TCL_THREADS}" = 1], [
CFLAGS="$CFLAGS -DHAVE_PTHREAD_ATTR_SETSTACKSIZE"
CFLAGS="$CFLAGS -DTCL_THREAD_STACK_MIN=PTHREAD_STACK_MIN*64"
LIBS=`echo $LIBS | sed s/-lpthreads//`
- if test "$GCC" = "yes" ; then
+ AS_IF([test "$GCC" = yes], [
LIBS="$LIBS -lpthread -lmach -lexc"
- else
+ ], [
CFLAGS="$CFLAGS -pthread"
LDFLAGS="$LDFLAGS -pthread"
- fi
- fi
-
+ ])
+ ])
;;
QNX-6*)
# QNX RTP
@@ -1809,13 +1811,13 @@ dnl AC_CHECK_TOOL(AR, ar)
# 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.
- if test "$GCC" = "yes" ; then
+ AS_IF([test "$GCC" = yes], [
SHLIB_CFLAGS="-fPIC -melf"
LDFLAGS="$LDFLAGS -melf -Wl,-Bexport"
- else
+ ], [
SHLIB_CFLAGS="-Kpic -belf"
LDFLAGS="$LDFLAGS -belf -Wl,-Bexport"
- fi
+ ])
SHLIB_LD="ld -G"
SHLIB_LD_LIBS=""
SHLIB_SUFFIX=".so"
@@ -1872,15 +1874,15 @@ dnl AC_CHECK_TOOL(AR, ar)
SHLIB_SUFFIX=".so"
DL_OBJS="tclLoadDl.o"
DL_LIBS="-ldl"
- if test "$GCC" = "yes" ; then
+ AS_IF([test "$GCC" = yes], [
SHLIB_LD='${CC} -shared'
CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
- else
+ ], [
SHLIB_LD="/usr/ccs/bin/ld -G -z text"
CC_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
- fi
+ ])
;;
SunOS-5*)
# Note: If _REENTRANT isn't defined, then Solaris
@@ -1893,42 +1895,40 @@ dnl AC_CHECK_TOOL(AR, ar)
SHLIB_CFLAGS="-KPIC"
# Check to enable 64-bit flags for compiler/linker
- if test "$do64bit" = "yes" ; then
+ AS_IF([test "$do64bit" = yes], [
arch=`isainfo`
- if test "$arch" = "sparcv9 sparc" ; then
- if test "$GCC" = "yes" ; then
- if test "`${CC} -dumpversion | awk -F. '{print [$]1}'`" -lt "3" ; then
- AC_MSG_WARN([64bit mode not supported with GCC < 3.2 on $system])
- else
- do64bit_ok=yes
- CFLAGS="$CFLAGS -m64 -mcpu=v9"
- LDFLAGS="$LDFLAGS -m64 -mcpu=v9"
- SHLIB_CFLAGS="-fPIC"
- fi
- else
+ AS_IF([test "$arch" = "sparcv9 sparc"], [
+ AS_IF([test "$GCC" = yes], [
+ AS_IF([test "`${CC} -dumpversion | awk -F. '{print [$]1}'`" -lt 3], [
+ AC_MSG_WARN([64bit mode not supported with GCC < 3.2 on $system])
+ ], [
do64bit_ok=yes
- if test "$do64bitVIS" = "yes" ; then
- CFLAGS="$CFLAGS -xarch=v9a"
- LDFLAGS_ARCH="-xarch=v9a"
- else
- CFLAGS="$CFLAGS -xarch=v9"
- LDFLAGS_ARCH="-xarch=v9"
- fi
- # Solaris 64 uses this as well
- #LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH_64"
- fi
- elif test "$arch" = "amd64 i386" ; then
- if test "$GCC" = "yes" ; then
+ CFLAGS="$CFLAGS -m64 -mcpu=v9"
+ LDFLAGS="$LDFLAGS -m64 -mcpu=v9"
+ SHLIB_CFLAGS="-fPIC"
+ ])
+ ], [
+ do64bit_ok=yes
+ AS_IF([test "$do64bitVIS" = yes], [
+ CFLAGS="$CFLAGS -xarch=v9a"
+ LDFLAGS_ARCH="-xarch=v9a"
+ ], [
+ CFLAGS="$CFLAGS -xarch=v9"
+ LDFLAGS_ARCH="-xarch=v9"
+ ])
+ # Solaris 64 uses this as well
+ #LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH_64"
+ ])
+ ], [AS_IF([test "$arch" = "amd64 i386"], [
+ AS_IF([test "$GCC" = yes], [
AC_MSG_WARN([64bit mode not supported with GCC on $system])
- else
+ ], [
do64bit_ok=yes
CFLAGS="$CFLAGS -xarch=amd64"
LDFLAGS="$LDFLAGS -xarch=amd64"
- fi
- else
- AC_MSG_WARN([64bit mode not supported for $arch])
- fi
- fi
+ ])
+ ], [AC_MSG_WARN([64bit mode not supported for $arch])])])
+ ])
# Note: need the LIBS below, otherwise Tk won't find Tcl's
# symbols when dynamically loaded into tclsh.
@@ -1937,11 +1937,11 @@ dnl AC_CHECK_TOOL(AR, ar)
SHLIB_SUFFIX=".so"
DL_OBJS="tclLoadDl.o"
DL_LIBS="-ldl"
- if test "$GCC" = "yes" ; then
+ AS_IF([test "$GCC" = yes], [
SHLIB_LD='${CC} -shared'
CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
- if test "$do64bit_ok" = "yes" ; then
+ AS_IF([test "$do64bit_ok" = yes], [
# We need to specify -static-libgcc or we need to
# add the path to the sparv9 libgcc.
SHLIB_LD="$SHLIB_LD -m64 -mcpu=v9 -static-libgcc"
@@ -1949,8 +1949,8 @@ dnl AC_CHECK_TOOL(AR, ar)
# path, remove so name and append 'sparcv9'
#v9gcclibdir="`gcc -print-file-name=libgcc_s.so` | ..."
#CC_SEARCH_FLAGS="${CC_SEARCH_FLAGS},-R,$v9gcclibdir"
- fi
- else
+ ])
+ ], [
case $system in
SunOS-5.[[1-9]][[0-9]]*)
SHLIB_LD='${CC} -G -z text';;
@@ -1959,7 +1959,7 @@ dnl AC_CHECK_TOOL(AR, ar)
esac
CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
- fi
+ ])
;;
UNIX_SV* | UnixWare-5*)
SHLIB_CFLAGS="-KPIC"
@@ -1975,21 +1975,21 @@ dnl AC_CHECK_TOOL(AR, ar)
LDFLAGS="$LDFLAGS -Wl,-Bexport"
AC_TRY_LINK(, [int i;], tcl_cv_ld_Bexport=yes, tcl_cv_ld_Bexport=no)
LDFLAGS=$hold_ldflags])
- if test $tcl_cv_ld_Bexport = yes; then
+ AS_IF([test $tcl_cv_ld_Bexport = yes], [
LDFLAGS="$LDFLAGS -Wl,-Bexport"
- fi
+ ])
CC_SEARCH_FLAGS=""
LD_SEARCH_FLAGS=""
;;
esac
- if test "$do64bit" = "yes" -a "$do64bit_ok" = "no" ; then
+ AS_IF([test "$do64bit" = yes -a "$do64bit_ok" = no], [
AC_MSG_WARN([64bit support being disabled -- don't know magic for this platform])
- fi
+ ])
- if test "$do64bit" = "yes" -a "$do64bit_ok" = "yes" ; then
+ AS_IF([test "$do64bit" = yes -a "$do64bit_ok" = yes], [
AC_DEFINE(TCL_CFG_DO64BIT, 1, [Is this a 64-bit build?])
- fi
+ ])
dnl # Add any CPPFLAGS set in the environment to our CFLAGS, but delay doing so
dnl # until the end of configure, as configure's compile and link tests use
@@ -2003,15 +2003,10 @@ dnl # preprocessing tests use only CPPFLAGS.
AC_HELP_STRING([--enable-load],
[allow dynamic loading and "load" command (default: on)]),
[tcl_ok=$enableval], [tcl_ok=yes])
- if test "$tcl_ok" = "no"; then
- DL_OBJS=""
- fi
+ AS_IF([test "$tcl_ok" = no], [DL_OBJS=""])
- if test "x$DL_OBJS" != "x" ; then
- BUILD_DLTEST="\$(DLTEST_TARGETS)"
- else
- echo "Can't figure out how to do dynamic loading or shared libraries"
- echo "on this system."
+ AS_IF([test "x$DL_OBJS" != x], [BUILD_DLTEST="\$(DLTEST_TARGETS)"], [
+ AC_MSG_WARN([Can't figure out how to do dynamic loading or shared libraries on this system.])
SHLIB_CFLAGS=""
SHLIB_LD=""
SHLIB_SUFFIX=""
@@ -2021,89 +2016,59 @@ dnl # preprocessing tests use only CPPFLAGS.
CC_SEARCH_FLAGS=""
LD_SEARCH_FLAGS=""
BUILD_DLTEST=""
- fi
+ ])
LDFLAGS="$LDFLAGS $LDFLAGS_ARCH"
# If we're running gcc, then change the C flags for compiling shared
# libraries to the right flags for gcc, instead of those for the
# standard manufacturer compiler.
- if test "$DL_OBJS" != "tclLoadNone.o" ; then
- if test "$GCC" = "yes" ; then
- case $system in
- AIX-*)
- ;;
- BSD/OS*)
- ;;
- IRIX*)
- ;;
- NetBSD-*|FreeBSD-*)
- ;;
- Darwin-*)
- ;;
- SCO_SV-3.2*)
- ;;
- *)
- SHLIB_CFLAGS="-fPIC"
- ;;
- esac
- fi
- fi
-
- if test "$SHARED_LIB_SUFFIX" = "" ; then
- SHARED_LIB_SUFFIX='${VERSION}${SHLIB_SUFFIX}'
- fi
- if test "$UNSHARED_LIB_SUFFIX" = "" ; then
- UNSHARED_LIB_SUFFIX='${VERSION}.a'
- fi
-
- if test "${SHARED_BUILD}" = "1" && test "${SHLIB_SUFFIX}" != "" ; then
+ AS_IF([test "$DL_OBJS" != "tclLoadNone.o" -a "$GCC" = yes], [
+ case $system in
+ AIX-*) ;;
+ BSD/OS*) ;;
+ IRIX*) ;;
+ NetBSD-*|FreeBSD-*) ;;
+ Darwin-*) ;;
+ SCO_SV-3.2*) ;;
+ *) SHLIB_CFLAGS="-fPIC" ;;
+ esac])
+
+ AS_IF([test "$SHARED_LIB_SUFFIX" = ""], [
+ SHARED_LIB_SUFFIX='${VERSION}${SHLIB_SUFFIX}'])
+ AS_IF([test "$UNSHARED_LIB_SUFFIX" = ""], [
+ UNSHARED_LIB_SUFFIX='${VERSION}.a'])
+
+ AS_IF([test "${SHARED_BUILD}" = 1 -a "${SHLIB_SUFFIX}" != ""], [
LIB_SUFFIX=${SHARED_LIB_SUFFIX}
MAKE_LIB='${SHLIB_LD} -o [$]@ ${OBJS} ${SHLIB_LD_LIBS} ${TCL_SHLIB_LD_EXTRAS} ${TK_SHLIB_LD_EXTRAS} ${LD_SEARCH_FLAGS}'
INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) $(LIB_INSTALL_DIR)/$(LIB_FILE)'
- else
+ ], [
LIB_SUFFIX=${UNSHARED_LIB_SUFFIX}
- if test "$RANLIB" = "" ; then
+ AS_IF([test "$RANLIB" = ""], [
MAKE_LIB='$(STLIB_LD) [$]@ ${OBJS}'
INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) $(LIB_INSTALL_DIR)/$(LIB_FILE)'
- else
+ ], [
MAKE_LIB='${STLIB_LD} [$]@ ${OBJS} ; ${RANLIB} [$]@'
INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) $(LIB_INSTALL_DIR)/$(LIB_FILE) ; (cd $(LIB_INSTALL_DIR) ; $(RANLIB) $(LIB_FILE))'
- fi
-
-dnl Not at all clear what this was doing in Tcl's configure.in
-dnl or why it was needed was needed. In any event, this sort of
-dnl things needs to be done in the big loop above.
-dnl REMOVE THIS BLOCK LATER! (mdejong)
-dnl case $system in
-dnl BSD/OS*)
-dnl ;;
-dnl AIX-[[1-4]].*)
-dnl ;;
-dnl *)
-dnl SHLIB_LD_LIBS=""
-dnl ;;
-dnl esac
- fi
-
+ ])
+ ])
# Stub lib does not depend on shared/static configuration
- if test "$RANLIB" = "" ; then
+ AS_IF([test "$RANLIB" = ""], [
MAKE_STUB_LIB='${STLIB_LD} [$]@ ${STUB_LIB_OBJS}'
INSTALL_STUB_LIB='$(INSTALL_LIBRARY) $(STUB_LIB_FILE) $(LIB_INSTALL_DIR)/$(STUB_LIB_FILE)'
- else
+ ], [
MAKE_STUB_LIB='${STLIB_LD} [$]@ ${STUB_LIB_OBJS} ; ${RANLIB} [$]@'
INSTALL_STUB_LIB='$(INSTALL_LIBRARY) $(STUB_LIB_FILE) $(LIB_INSTALL_DIR)/$(STUB_LIB_FILE) ; (cd $(LIB_INSTALL_DIR) ; $(RANLIB) $(STUB_LIB_FILE))'
- fi
+ ])
# Define TCL_LIBS now that we know what DL_LIBS is.
- # The trick here is that we don't want to change
- # the value of TCL_LIBS if it is already set when
- # tclConfig.sh had been loaded by Tk.
- if test "x${TCL_LIBS}" = "x"; then
- TCL_LIBS="${DL_LIBS} ${LIBS} ${MATH_LIBS}"
- fi
+ # The trick here is that we don't want to change the value of TCL_LIBS if
+ # it is already set when tclConfig.sh had been loaded by Tk.
+ AS_IF([test "x${TCL_LIBS}" = x], [
+ TCL_LIBS="${DL_LIBS} ${LIBS} ${MATH_LIBS}"])
AC_SUBST(TCL_LIBS)
# FIXME: This subst was left in only because the TCL_DL_LIBS