Various trivial fixes, discovered during CYGWIN porting attempt. All backported from trunk.

1 files changed, 59 insertions, 38 deletions

diff --git a/unix/tcl.m4 b/unix/tcl.m4
index 672ac32..d7ca5a2 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -265,7 +265,7 @@ AC_DEFUN([SC_PATH_TKCONFIG], [
 #	Load the tclConfig.sh file
 #
 # Arguments:
-#	
+#
 #	Requires the following vars to be set:
 #		TCL_BIN_DIR
 #
@@ -351,7 +351,7 @@ AC_DEFUN([SC_LOAD_TCLCONFIG], [
 #	Load the tkConfig.sh file
 #
 # Arguments:
-#	
+#
 #	Requires the following vars to be set:
 #		TK_BIN_DIR
 #
@@ -506,7 +506,7 @@ AC_DEFUN([SC_BUILD_TCLSH], [
 #
 # Arguments:
 #	none
-#	
+#
 # Results:
 #
 #	Adds the following arguments to configure:
@@ -551,7 +551,7 @@ AC_DEFUN([SC_ENABLE_SHARED], [
 #
 # Arguments:
 #	none
-#	
+#
 # Results:
 #
 #	Adds the following arguments to configure:
@@ -599,7 +599,7 @@ AC_DEFUN([SC_ENABLE_FRAMEWORK], [
 #
 # Arguments:
 #	none
-#	
+#
 # Results:
 #
 #	Adds the following arguments to configure:
@@ -742,13 +742,13 @@ AC_DEFUN([SC_ENABLE_THREADS], [
 #
 # Arguments:
 #	none
-#	
+#
 #	Requires the following vars to be set in the Makefile:
 #		CFLAGS_DEBUG
 #		CFLAGS_OPTIMIZE
 #		LDFLAGS_DEBUG
 #		LDFLAGS_OPTIMIZE
-#	
+#
 # Results:
 #
 #	Adds the following arguments to configure:
@@ -816,7 +816,7 @@ AC_DEFUN([SC_ENABLE_SYMBOLS], [
 #
 # Arguments:
 #	none
-#	
+#
 # Results:
 #
 #	Adds the following arguments to configure:
@@ -846,14 +846,14 @@ AC_DEFUN([SC_ENABLE_LANGINFO], [
 	if test $tcl_cv_langinfo_h = yes; then
 	    AC_DEFINE(HAVE_LANGINFO, 1, [Do we have nl_langinfo()?])
 	fi
-    else 
+    else
 	AC_MSG_RESULT([$langinfo_ok])
     fi
 ])
 
 #--------------------------------------------------------------------
 # SC_CONFIG_MANPAGES
-#	
+#
 #	Decide whether to use symlinks for linking the manpages,
 #	whether to compress the manpages after installation, and
 #	whether to add a package name suffix to the installed
@@ -1027,7 +1027,7 @@ AC_DEFUN([SC_CONFIG_SYSTEM], [
 # TCL_SHLIB_LD_EXTRAS - Additional element which are added to SHLIB_LD_LIBS
 #  TK_SHLIB_LD_EXTRAS   for the build of Tcl and Tk, but not recorded in the
 #                       tclConfig.sh, since they are only used for the build
-#                       of Tcl and Tk. 
+#                       of Tcl and Tk.
 #                       Examples: MacOS X records the library version and
 #                       compatibility version in the shared library.  But
 #                       of course the Tcl version of this is only used for Tcl.
@@ -1280,6 +1280,16 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    CC_SEARCH_FLAGS=""
 	    LD_SEARCH_FLAGS=""
 	    ;;
+	CYGWIN_*)
+	    SHLIB_CFLAGS=""
+	    SHLIB_LD='${CC} -shared'
+	    SHLIB_LD_LIBS='${LIBS}'
+	    SHLIB_SUFFIX=".dll"
+	    DL_OBJS="tclLoadDl.o"
+	    DL_LIBS="-ldl"
+	    CC_SEARCH_FLAGS=""
+	    LD_SEARCH_FLAGS=""
+	    ;;
 	dgux*)
 	    SHLIB_CFLAGS="-K PIC"
 	    SHLIB_LD='${CC} -G'
@@ -1290,6 +1300,16 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    CC_SEARCH_FLAGS=""
 	    LD_SEARCH_FLAGS=""
 	    ;;
+	Haiku*)
+	    LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
+	    SHLIB_CFLAGS="-fPIC"
+	    SHLIB_LD_LIBS='${LIBS}'
+	    SHLIB_SUFFIX=".so"
+	    SHLIB_LD='${CC} -shared ${CFLAGS} ${LDFLAGS}'
+	    DL_OBJS="tclLoadDl.o"
+	    DL_LIBS="-lroot"
+	    AC_CHECK_LIB(network, inet_ntoa, [LIBS="$LIBS -lnetwork"])
+	    ;;
 	HP-UX-*.11.*)
 	    # Use updated header definitions where possible
 	    AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1, [Do we want to use the XOPEN network library?])
@@ -1426,7 +1446,7 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    SHLIB_SUFFIX=".so"
 
 	    CFLAGS_OPTIMIZE="-O2"
-	    # egcs-2.91.66 on Redhat Linux 6.0 generates lots of warnings 
+	    # egcs-2.91.66 on Redhat Linux 6.0 generates lots of warnings
 	    # when you inline the string and math operations.  Turn this off to
 	    # get rid of the warnings.
 	    #CFLAGS_OPTIMIZE="${CFLAGS_OPTIMIZE} -D__NO_STRING_INLINES -D__NO_MATH_INLINES"
@@ -1715,8 +1735,8 @@ dnl AC_CHECK_TOOL(AR, ar)
 			    eval 'hold_'$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();], 
+		    AC_TRY_LINK([#include <CoreFoundation/CoreFoundation.h>],
+			[CFBundleRef b = CFBundleGetMainBundle();],
 			tcl_cv_lib_corefoundation=yes,
 			tcl_cv_lib_corefoundation=no)
 		    AS_IF([test "$fat_32_64" = yes], [
@@ -1726,7 +1746,7 @@ dnl AC_CHECK_TOOL(AR, ar)
 		    LIBS=$hold_libs])
 		AS_IF([test $tcl_cv_lib_corefoundation = yes], [
 		    LIBS="$LIBS -framework CoreFoundation"
-		    AC_DEFINE(HAVE_COREFOUNDATION, 1, 
+		    AC_DEFINE(HAVE_COREFOUNDATION, 1,
 			[Do we have access to Darwin CoreFoundation.framework?])
 		], [tcl_corefoundation=no])
 		AS_IF([test "$fat_32_64" = yes -a $tcl_corefoundation = yes],[
@@ -1735,8 +1755,8 @@ dnl AC_CHECK_TOOL(AR, ar)
 			for v in CFLAGS CPPFLAGS LDFLAGS; do
 			    eval 'hold_'$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();], 
+			AC_TRY_LINK([#include <CoreFoundation/CoreFoundation.h>],
+			    [CFBundleRef b = CFBundleGetMainBundle();],
 			    tcl_cv_lib_corefoundation_64=yes,
 			    tcl_cv_lib_corefoundation_64=no)
 			for v in CFLAGS CPPFLAGS LDFLAGS; do
@@ -1764,7 +1784,7 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    CFLAGS_OPTIMIZE=""		# Optimizer is buggy
 	    AC_DEFINE(_OE_SOCKETS, 1,	# needed in sys/socket.h
 		[Should OS/390 do the right thing with sockets?])
-	    ;;      
+	    ;;
 	OSF1-1.0|OSF1-1.1|OSF1-1.2)
 	    # OSF/1 1.[012] from OSF, and derivatives, including Paragon OSF/1
 	    SHLIB_CFLAGS=""
@@ -2089,6 +2109,7 @@ dnl # preprocessing tests use only CPPFLAGS.
 	case $system in
 	    AIX-*) ;;
 	    BSD/OS*) ;;
+	    CYGWIN_*) ;;
 	    IRIX*) ;;
 	    NetBSD-*|FreeBSD-*) ;;
 	    Darwin-*) ;;
@@ -2181,7 +2202,7 @@ dnl # preprocessing tests use only CPPFLAGS.
 #
 # Arguments:
 #	none
-#	
+#
 # Results:
 #
 #	Defines only one of the following vars:
@@ -2300,7 +2321,7 @@ int main() {
 #
 # Arguments:
 #	none
-#	
+#
 # Results:
 #
 #	Defines some of the following vars:
@@ -2386,7 +2407,7 @@ closedir(d);
 #
 # Arguments:
 #	none
-#	
+#
 # Results:
 #
 #	Sets the the following vars:
@@ -2464,13 +2485,13 @@ AC_DEFUN([SC_PATH_X], [
 # SC_BLOCKING_STYLE
 #
 #	The statements below check for systems where POSIX-style
-#	non-blocking I/O (O_NONBLOCK) doesn't work or is unimplemented. 
+#	non-blocking I/O (O_NONBLOCK) doesn't work or is unimplemented.
 #	On these systems (mostly older ones), use the old BSD-style
 #	FIONBIO approach instead.
 #
 # Arguments:
 #	none
-#	
+#
 # Results:
 #
 #	Defines some of the following vars:
@@ -2514,7 +2535,7 @@ AC_DEFUN([SC_BLOCKING_STYLE], [
 #
 # Arguments:
 #	none
-#	
+#
 # Results:
 #
 #	Defines some of the following vars:
@@ -2585,7 +2606,7 @@ AC_DEFUN([SC_TIME_HANDLER], [
 #
 # Arguments:
 #	none
-#	
+#
 # Results:
 #
 #	Might defines some of the following vars:
@@ -2635,7 +2656,7 @@ AC_DEFUN([SC_BUGGY_STRTOD], [
 #
 # Arguments:
 #	None.
-#	
+#
 # Results:
 #
 #	Might append to the following vars:
@@ -2708,7 +2729,7 @@ AC_DEFUN([SC_TCL_LINK_LIBS], [
 #
 # Arguments:
 #	None
-#	
+#
 # Results:
 #
 #	Might define the following vars:
@@ -2754,7 +2775,7 @@ AC_DEFUN([SC_TCL_EARLY_FLAGS],[
 #
 # Arguments:
 #	None
-#	
+#
 # Results:
 #
 #	Might define the following vars:
@@ -2776,8 +2797,8 @@ AC_DEFUN([SC_TCL_64BIT_FLAGS], [
 	# See if we should use long anyway  Note that we substitute in the
 	# type that is our current guess for a 64-bit type inside this check
 	# program, so it should be modified only carefully...
-        AC_TRY_COMPILE(,[switch (0) { 
-            case 1: case (sizeof(]${tcl_type_64bit}[)==sizeof(long)): ; 
+        AC_TRY_COMPILE(,[switch (0) {
+            case 1: case (sizeof(]${tcl_type_64bit}[)==sizeof(long)): ;
         }],tcl_cv_type_64bit=${tcl_type_64bit})])
     if test "${tcl_cv_type_64bit}" = none ; then
 	AC_DEFINE(TCL_WIDE_INT_IS_LONG, 1, [Are wide integers to be implemented with C 'long's?])
@@ -2896,7 +2917,7 @@ AC_DEFUN([SC_TCL_CHECK_BROKEN_FUNC],[
 #
 # Arguments:
 #	None
-#	
+#
 # Results:
 #
 #	Might define the following vars:
@@ -2963,7 +2984,7 @@ AC_DEFUN([SC_TCL_GETHOSTBYADDR_R], [AC_CHECK_FUNC(gethostbyaddr_r, [
 #
 # Arguments:
 #	None
-#	
+#
 # Results:
 #
 #	Might define the following vars:
@@ -3035,11 +3056,11 @@ AC_DEFUN([SC_TCL_GETHOSTBYNAME_R], [AC_CHECK_FUNC(gethostbyname_r, [
 #--------------------------------------------------------------------
 # SC_TCL_GETADDRINFO
 #
-#	Check if we have 'getaddrinfo' for hostname lookup and inet6/ipv6
+#	Check if we have 'getaddrinfo'
 #
 # Arguments:
 #	None
-#	
+#
 # Results:
 #	Might define the following vars:
 #		HAVE_GETADDRINFO
@@ -3071,7 +3092,7 @@ AC_DEFUN([SC_TCL_GETADDRINFO], [AC_CHECK_FUNC(getaddrinfo, [
 #
 # Arguments:
 #	None
-#	
+#
 # Results:
 #
 #	Might define the following vars:
@@ -3131,7 +3152,7 @@ AC_DEFUN([SC_TCL_GETPWUID_R], [AC_CHECK_FUNC(getpwuid_r, [
 #
 # Arguments:
 #	None
-#	
+#
 # Results:
 #
 #	Might define the following vars:
@@ -3191,7 +3212,7 @@ AC_DEFUN([SC_TCL_GETPWNAM_R], [AC_CHECK_FUNC(getpwnam_r, [
 #
 # Arguments:
 #	None
-#	
+#
 # Results:
 #
 #	Might define the following vars:
@@ -3251,7 +3272,7 @@ AC_DEFUN([SC_TCL_GETGRGID_R], [AC_CHECK_FUNC(getgrgid_r, [
 #
 # Arguments:
 #	None
-#	
+#
 # Results:
 #
 #	Might define the following vars: