X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=hints%2Ffreebsd.sh;h=7d543be0457901781cdde1b115fa02154a0c8496;hb=4e73d6a402bc493d66d19c409c41e1e271c6450b;hp=8eb6ac47b0402ae25c18ff4a8d0c5d2eb46cbbad;hpb=8aeacb11de2851ebce0d1a967d2ea042973b3d01;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/hints/freebsd.sh b/hints/freebsd.sh
index 8eb6ac4..7d543be 100644
--- a/hints/freebsd.sh
+++ b/hints/freebsd.sh
@@ -20,7 +20,7 @@
 #
 # Modified to ensure we replace -lc with -lc_r, and
 # to put in place-holders for various specific hints.
-# Andy Dougherty <doughera@lafcol.lafayette.edu>
+# Andy Dougherty <doughera@lafayette.edu>
 # Date: Tue Mar 10 16:07:00 EST 1998
 #
 # Support for FreeBSD/ELF
@@ -67,7 +67,10 @@ case "$osvers" in
 #
 2.0.5*|2.0-built*|2.1*)
  	usevfork='true'
-	usemymalloc='n'
+	case "$usemymalloc" in
+	    "") usemymalloc='n'
+	        ;;
+	esac
 	d_setregid='define'
 	d_setreuid='define'
 	d_setegid='undef'
@@ -79,15 +82,25 @@ case "$osvers" in
 # don't use -lmalloc (maybe there's an old one from 1.1.5.1 floating around)
 2.2*)
  	usevfork='true'
-	usemymalloc='n'
+	case "$usemymalloc" in
+	    "") usemymalloc='n'
+	        ;;
+	esac
 	libswanted=`echo $libswanted | sed 's/ malloc / /'`
+	libswanted=`echo $libswanted | sed 's/ bind / /'`
+	# iconv gone in Perl 5.8.1, but if someone compiles 5.8.0 or earlier.
+	libswanted=`echo $libswanted | sed 's/ iconv / /'`
 	d_setregid='define'
 	d_setreuid='define'
-	d_setegid='undef'
-	d_seteuid='undef'
+	d_setegid='define'
+	d_seteuid='define'
+	# d_dosuid='define' # Obsolete.
 	;;
 *)	usevfork='true'
-	usemymalloc='n'
+	case "$usemymalloc" in
+	    "") usemymalloc='n'
+	        ;;
+	esac
 	libswanted=`echo $libswanted | sed 's/ malloc / /'`
 	;;
 esac
@@ -103,19 +116,19 @@ case "$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'
+        cccdlflags='-DPIC -fPIC'
         ;;
 esac
 
@@ -123,6 +136,7 @@ case "$osvers" in
 0*|1*|2*|3*) ;;
 
 *)
+	ccflags="${ccflags} -DHAS_FPSETMASK -DHAS_FLOATINGPOINT_H"
 	if /usr/bin/file -L /usr/lib/libc.so | /usr/bin/grep -vq "not stripped" ; then
 	    usenm=false
 	fi
@@ -172,7 +186,7 @@ esac
 cat > UU/usethreads.cbu <<'EOCBU'
 case "$usethreads" in
 $define|true|[yY]*)
-        lc_r=`/sbin/ldconfig -r|grep ':-lc_r'|awk '{print $NF}'|tail -1`
+        lc_r=`/sbin/ldconfig -r|grep ':-lc_r'|awk '{print $NF}'|sed -n '$p'`
         case "$osvers" in  
 	0*|1*|2.0*|2.1*)   cat <<EOM >&4
 I did not know that FreeBSD $osvers supports POSIX threads.
@@ -197,7 +211,7 @@ EOM
 	      exit 1
 	      ;;
 
-	*)
+	[3-5].*)
 	      if [ ! -r "$lc_r" ]; then
 	      cat <<EOM >&4
 POSIX threads should be supported by FreeBSD $osvers --
@@ -208,14 +222,50 @@ Consider using the latest STABLE release.
 EOM
 		 exit 1
 	      fi
+	      # 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"...
+	      # Presumably earlier it didn't even exist.
+	      d_gethostbyaddr_r="undef"
+	      d_gethostbyaddr_r_proto="0"
+	      ;;
+
+	*)
+	      # 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
@@ -229,5 +279,25 @@ EOM
         esac
 
         unset lc_r
+
+	# Even with the malloc mutexes the Perl malloc does not
+	# seem to be threadsafe in FreeBSD?
+	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'