X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=hints%2Ffreebsd.sh;h=7d543be0457901781cdde1b115fa02154a0c8496;hb=4e73d6a402bc493d66d19c409c41e1e271c6450b;hp=2dd6a6cbbe872aa82eb5ccc06d46a4c0788a029a;hpb=3927333227fbad66c1c7ecc9cb01abe773020682;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/hints/freebsd.sh b/hints/freebsd.sh
index 2dd6a6c..7d543be 100644
--- a/hints/freebsd.sh
+++ b/hints/freebsd.sh
@@ -116,17 +116,17 @@ case "$osvers" in
 
 *)
         objformat=`/usr/bin/objformat`
-        if [ x$objformat = xelf ]; then
-            libpth="/usr/lib /usr/local/lib"
-            glibpth="/usr/lib /usr/local/lib"
-            ldflags="-Wl,-E "
-            lddlflags="-shared "
-        else
+        if [ x$objformat = xaout ]; then
             if [ -e /usr/lib/aout ]; then
                 libpth="/usr/lib/aout /usr/local/lib /usr/lib"
                 glibpth="/usr/lib/aout /usr/local/lib /usr/lib"
             fi
             lddlflags='-Bshareable'
+        else
+            libpth="/usr/lib /usr/local/lib"
+            glibpth="/usr/lib /usr/local/lib"
+            ldflags="-Wl,-E "
+            lddlflags="-shared "
         fi
         cccdlflags='-DPIC -fPIC'
         ;;
@@ -211,7 +211,7 @@ EOM
 	      exit 1
 	      ;;
 
-	*)
+	[3-5].*)
 	      if [ ! -r "$lc_r" ]; then
 	      cat <<EOM >&4
 POSIX threads should be supported by FreeBSD $osvers --
@@ -222,24 +222,50 @@ Consider using the latest STABLE release.
 EOM
 		 exit 1
 	      fi
-	      case "$osvers" in
+	      # 500016 is the first osreldate in which one could
+	      # just link against libc_r without disposing of libc
+	      # at the same time.  500016 ... up to whatever it was
+	      # on the 31st of August 2003 can still be used with -pthread,
+	      # but it is not necessary.
+
+	      # Anton Berezin says that post 500something we're wrong to be
+	      # to be using -lc_r, and should just be using -pthread on the
+	      # linker line.
+	      # So presumably really we should be checking that $osver is 5.*)
+	      # and that `/sbin/sysctl -n kern.osreldate` -ge 500016
+	      # or -lt 500something and only in that range not doing this:
+	      ldflags="-pthread $ldflags"
+
 	      # Both in 4.x and 5.x gethostbyaddr_r exists but
 	      # it is "Temporary function, not threadsafe"...
-	      4.*)	d_gethostbyaddr_r="undef"
-			d_gethostbyaddr_r_proto="0"
-			;;
-	      5.*)	d_gethostbyaddr_r="undef"
-			d_gethostbyaddr_r_proto="0"
+	      # Presumably earlier it didn't even exist.
+	      d_gethostbyaddr_r="undef"
+	      d_gethostbyaddr_r_proto="0"
+	      ;;
 
-			;;
-	      esac
+	*)
+	      # 7.x doesn't install libc_r by default, and Configure
+	      # would fail in the code following
+	      #
+	      # gethostbyaddr_r() appears to have been implemented in 6.x+
+	      ldflags="-pthread $ldflags"
 	      ;;
 
 	esac
 
-	set `echo X "$libswanted "| sed -e 's/ c / c_r /'`
-	shift
-	libswanted="$*"
+        case "$osvers" in
+        [1-4]*)
+	    set `echo X "$libswanted "| sed -e 's/ c / c_r /'`
+	    shift
+	    libswanted="$*"
+	    ;;
+        *)
+	    set `echo X "$libswanted "| sed -e 's/ c //'`
+	    shift
+	    libswanted="$*"
+	    ;;
+	esac
+	    
 	# Configure will probably pick the wrong libc to use for nm scan.
 	# The safest quick-fix is just to not use nm at all...
 	usenm=false
@@ -256,8 +282,22 @@ EOM
 
 	# Even with the malloc mutexes the Perl malloc does not
 	# seem to be threadsafe in FreeBSD?
-	usemymalloc=n
-
+	case "$usemymalloc" in
+	'') usemymalloc=n ;;
+	esac
 esac
 EOCBU
 
+# malloc wrap works
+case "$usemallocwrap" in
+'') usemallocwrap='define' ;;
+esac
+
+# XXX Under FreeBSD 6.0 (and probably most other similar versions)
+# Perl_die(NULL) generates a warning:
+#    pp_sys.c:491: warning: null format string
+# Configure supposedely tests for this, but apparently the test doesn't
+# work.  Volunteers with FreeBSD are needed to improving the Configure test.
+# Meanwhile, the following workaround should be safe on all versions
+# of FreeBSD.
+d_printf_format_null='undef'