libgo: Support Solaris 8/9.

From Rainer Orth.

From-SVN: r171818

libgo/Makefile.am

@@ -1511,6 +1511,8 @@ libgo_go_objs = \
 
 libgo_la_SOURCES = $(runtime_files)
 
+libgo_la_LDFLAGS = $(PTHREAD_CFLAGS)
+
 libgo_la_LIBADD = \
 	$(libgo_go_objs) $(LIBFFI) $(PTHREAD_LIBS) $(MATH_LIBS) $(NET_LIBS)
 
@@ -2615,7 +2617,7 @@ testing/script/check: $(CHECK_DEPS)
 
 sysinfo.go: s-sysinfo; @true
 s-sysinfo: $(srcdir)/mksysinfo.sh config.h
-	CC="$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS)" $(SHELL) $(srcdir)/mksysinfo.sh
+	CC="$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(OSCFLAGS)" $(SHELL) $(srcdir)/mksysinfo.sh
 	$(SHELL) $(srcdir)/../move-if-change tmp-sysinfo.go sysinfo.go
 	$(STAMP) $@
 

libgo/Makefile.in

@@ -247,6 +247,9 @@ am__objects_3 = go-append.lo go-assert.lo go-assert-interface.lo \
 	string.lo
 am_libgo_la_OBJECTS = $(am__objects_3)
 libgo_la_OBJECTS = $(am_libgo_la_OBJECTS)
+libgo_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
+	--mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(libgo_la_LDFLAGS) \
+	$(LDFLAGS) -o $@
 DEFAULT_INCLUDES = -I.@am__isrc@
 depcomp = $(SHELL) $(top_srcdir)/../depcomp
 am__depfiles_maybe = depfiles
@@ -386,6 +389,7 @@ NMEDIT = @NMEDIT@
 OBJCOPY = @OBJCOPY@
 OBJDUMP = @OBJDUMP@
 OBJEXT = @OBJEXT@
+OSCFLAGS = @OSCFLAGS@
 OTOOL = @OTOOL@
 OTOOL64 = @OTOOL64@
 PACKAGE = @PACKAGE@
@@ -1844,6 +1848,7 @@ libgo_go_objs = \
 	testing/script.lo
 
 libgo_la_SOURCES = $(runtime_files)
+libgo_la_LDFLAGS = $(PTHREAD_CFLAGS)
 libgo_la_LIBADD = \
 	$(libgo_go_objs) $(LIBFFI) $(PTHREAD_LIBS) $(MATH_LIBS) $(NET_LIBS)
 
@@ -2183,7 +2188,7 @@ clean-toolexeclibLTLIBRARIES:
 	  rm -f "$${dir}/so_locations"; \
 	done
 libgo.la: $(libgo_la_OBJECTS) $(libgo_la_DEPENDENCIES) 
-	$(LINK) -rpath $(toolexeclibdir) $(libgo_la_OBJECTS) $(libgo_la_LIBADD) $(LIBS)
+	$(libgo_la_LINK) -rpath $(toolexeclibdir) $(libgo_la_OBJECTS) $(libgo_la_LIBADD) $(LIBS)
 
 mostlyclean-compile:
 	-rm -f *.$(OBJEXT)
@@ -5021,7 +5026,7 @@ testing/script/check: $(CHECK_DEPS)
 
 sysinfo.go: s-sysinfo; @true
 s-sysinfo: $(srcdir)/mksysinfo.sh config.h
-	CC="$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS)" $(SHELL) $(srcdir)/mksysinfo.sh
+	CC="$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(OSCFLAGS)" $(SHELL) $(srcdir)/mksysinfo.sh
 	$(SHELL) $(srcdir)/../move-if-change tmp-sysinfo.go sysinfo.go
 	$(STAMP) $@
 

libgo/configure

@@ -616,6 +616,7 @@ MATH_LIBS
 USING_SPLIT_STACK_FALSE
 USING_SPLIT_STACK_TRUE
 SPLIT_STACK
+OSCFLAGS
 GO_DEBUG_PROC_REGS_OS_ARCH_FILE
 GO_SYSCALLS_SYSCALL_OS_ARCH_FILE
 GOARCH
@@ -10910,7 +10911,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 10913 "configure"
+#line 10914 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11016,7 +11017,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11019 "configure"
+#line 11020 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -13544,6 +13545,21 @@ if test -f ${srcdir}/go/debug/proc/regs_${GOOS}_${GOARCH}.go; then
 fi
 
 
+case "$target" in
+    *-*-solaris2.[89])
+	# Solaris 8/9 need this so struct msghdr gets the msg_control
+	# etc. fields in <sys/socket.h> (_XPG4_2).
+	OSCFLAGS='-D_XOPEN_SOURCE=500 -D_XOPEN_SOURCE_EXTENDED -D__EXTENSIONS__'
+	;;
+    *-*-solaris2.1[01])
+	# Solaris 10+ needs this so struct msghdr gets the msg_control
+	# etc. fields in <sys/socket.h> (_XPG4_2).  _XOPEN_SOURCE=500 as
+	# above doesn't work with C99.
+	OSCFLAGS='-D_XOPEN_SOURCE=600 -D__EXTENSIONS__'
+	;;
+esac
+
+
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -fsplit-stack is supported" >&5
 $as_echo_n "checking whether -fsplit-stack is supported... " >&6; }
 if test "${libgo_cv_c_split_stack_supported+set}" = set; then :

libgo/configure.ac

@@ -252,6 +252,22 @@ if test -f ${srcdir}/go/debug/proc/regs_${GOOS}_${GOARCH}.go; then
 fi
 AC_SUBST(GO_DEBUG_PROC_REGS_OS_ARCH_FILE)
 
+dnl Some targets need special flags to build sysinfo.go.
+case "$target" in
+    *-*-solaris2.[[89]])
+	# Solaris 8/9 need this so struct msghdr gets the msg_control
+	# etc. fields in <sys/socket.h> (_XPG4_2).
+	OSCFLAGS='-D_XOPEN_SOURCE=500 -D_XOPEN_SOURCE_EXTENDED -D__EXTENSIONS__'
+	;;
+    *-*-solaris2.1[[01]])
+	# Solaris 10+ needs this so struct msghdr gets the msg_control
+	# etc. fields in <sys/socket.h> (_XPG4_2).  _XOPEN_SOURCE=500 as
+	# above doesn't work with C99.
+	OSCFLAGS='-D_XOPEN_SOURCE=600 -D__EXTENSIONS__'
+	;;
+esac
+AC_SUBST(OSCFLAGS)
+
 dnl Use -fsplit-stack when compiling C code if available.
 AC_CACHE_CHECK([whether -fsplit-stack is supported],
 [libgo_cv_c_split_stack_supported],

libgo/mksysinfo.sh

@@ -29,12 +29,6 @@ cat > sysinfo.c <<EOF
 #define _LARGEFILE_SOURCE
 #define _FILE_OFFSET_BITS 64
 
-#if defined(__sun__) && defined(__svr4__)
-/* Needed by Solaris header files.  */
-#define _XOPEN_SOURCE 600
-#define __EXTENSIONS__
-#endif
-
 #ifdef __sgi__
 /* IRIX 6 needs _XOPEN_SOURCE=500 for the XPG5 version of struct msghdr in
    <sys/socket.h>.  */
@@ -108,7 +102,7 @@ grep '^const _E' gen-sysinfo.go | \
   sed -e 's/^\(const \)_\(E[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 
 # The O_xxx flags.
-grep '^const _\(O\|F\|FD\)_' gen-sysinfo.go | \
+egrep '^const _(O|F|FD)_' gen-sysinfo.go | \
   sed -e 's/^\(const \)_\([^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 if ! grep '^const O_ASYNC' ${OUT} >/dev/null 2>&1; then
   echo "const O_ASYNC = 0" >> ${OUT}
@@ -151,7 +145,7 @@ if grep '^const ___WALL = ' gen-sysinfo.go >/dev/null 2>&1 \
 fi
 
 # Networking constants.
-grep '^const _\(AF\|SOCK\|SOL\|SO\|IPPROTO\|TCP\|IP\|IPV6\)_' gen-sysinfo.go |
+egrep '^const _(AF|SOCK|SOL|SO|IPPROTO|TCP|IP|IPV6)_' gen-sysinfo.go |
   sed -e 's/^\(const \)_\([^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 grep '^const _SOMAXCONN' gen-sysinfo.go |
   sed -e 's/^\(const \)_\(SOMAXCONN[^= ]*\)\(.*\)$/\1\2 = _\2/' \
@@ -334,7 +328,8 @@ if test "$stat" != ""; then
   grep '^type _stat64 ' gen-sysinfo.go
 else
   grep '^type _stat ' gen-sysinfo.go
-fi | sed -e 's/type _stat\(64\)\?/type Stat_t/' \
+fi | sed -e 's/type _stat64/type Stat_t/' \
+         -e 's/type _stat/type Stat_t/' \
          -e 's/st_dev/Dev/' \
          -e 's/st_ino/Ino/g' \
          -e 's/st_nlink/Nlink/' \
@@ -360,7 +355,8 @@ if test "$dirent" != ""; then
   grep '^type _dirent64 ' gen-sysinfo.go
 else
   grep '^type _dirent ' gen-sysinfo.go
-fi | sed -e 's/type _dirent\(64\)\?/type Dirent/' \
+fi | sed -e 's/type _dirent64/type Dirent/' \
+         -e 's/type _dirent/type Dirent/' \
          -e 's/d_name \[0+1\]/d_name [0+256]/' \
          -e 's/d_name/Name/' \
          -e 's/]int8/]byte/' \

libgo/testsuite/Makefile.in

@@ -113,6 +113,7 @@ NMEDIT = @NMEDIT@
 OBJCOPY = @OBJCOPY@
 OBJDUMP = @OBJDUMP@
 OBJEXT = @OBJEXT@
+OSCFLAGS = @OSCFLAGS@
 OTOOL = @OTOOL@
 OTOOL64 = @OTOOL64@
 PACKAGE = @PACKAGE@