X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=hints%2Fos390.sh;h=8766f0b566a29771af982f0bc822472788fc9550;hb=9200a1b047c4d162aa5464d20038426ad445ad42;hp=ee751724469437e686b1f5425786ea3e0e76f457;hpb=ac9901e0f0bc12ad100c6e8b5f8bd40595e928ad;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/hints/os390.sh b/hints/os390.sh
index ee75172..8766f0b 100644
--- a/hints/os390.sh
+++ b/hints/os390.sh
@@ -68,10 +68,17 @@ case "$usenm" in
 '') usenm='false' ;;
 esac
 
-# Dynamic loading doesn't work on OS/390 quite yet.
-# However the easiest way to experiment with dynamic loading is with:
-#  Configure -Dusedl
-# You can even override some of this with things like:
+# Setting ldflags='-Wl,EDIT=NO' will get rid of the symbol
+# information at the end of the executable (=> smaller binaries).
+# Override this option with -Dldflags='whatever else you wanted'.
+case "$ldflags" in
+'') ldflags='-Wl,EDIT=NO' ;;
+esac
+
+# In order to build with dynamic be sure to specify:
+#   Configure -Dusedl
+# Do not forget to add $archlibexp/CORE to your LIBPATH.
+# You might want to override some of this with things like:
 #  Configure -Dusedl -Ddlext=so -Ddlsrc=dl_dllload.xs.
 case "$usedl" in
 '')
@@ -84,23 +91,31 @@ define)
     case "$useshrplib" in
     '') useshrplib='true' ;;
     esac
-    case "$dlext" in
-    '') dlext='dll' ;;
-    esac
     case "$dlsrc" in
     '') dlsrc='dl_dllload.xs' ;;
     esac
-    so='dll'
-    libperl='libperl.dll'
+    # For performance use 'so' at or beyond v2.8, 'dll' for 2.7 and prior versions
+    case "`uname -v`x`uname -r`" in
+    02x0[89].*|02x1[0-9].*|[0-9][3-9]x*) 
+        so='so'
+        case "$dlext" in
+        '') dlext='so' ;;
+        esac
+        ;;
+    *) 
+        so='dll'
+        case "$dlext" in
+        '') dlext='dll' ;;
+        esac
+        ;;
+    esac
+    libperl="libperl.$so"
     ccflags="$ccflags -D_SHR_ENVIRON -DPERL_EXTERNAL_GLOB -Wc,dll"
     cccdlflags='-c -Wc,dll,EXPORTALL'
-    # You might add '-Wl,EDIT=NO' to get rid of the symbol
-    # information at the end of the executable.
-    #
-    # The following will need to be modified for the installed libperl.x
+    # The following will need to be modified for the installed libperl.x.
+    # The modification to Config.pm is done by the installperl script after the build and test.
     ccdlflags="-W l,dll `pwd`/libperl.x"
-    ldflags=''
-    lddlflags='-W l,dll'
+    lddlflags="-W l,dll `pwd`/libperl.x"
     ;;
 esac
 # even on static builds using LIBPATH should be OK.
@@ -125,14 +140,6 @@ case "$archname" in
 '') archname="$osname" ;;
 esac
 
-# Architecture related object files.
-# ebcdic.c contains special \cX mapping code for EBCDIC char sets.
-# Prepend your preference with Configure -Darchobs=your_preference.o.
-case "$archname" in
-'') archobjs="ebcdic.o" ;;
-*) archobjs="$archobjs ebcdic.o" ;;
-esac
-
 # We have our own cppstdin script.  This is not a variable since 
 # Configure sees the presence of the script file.
 # We put system header -D definitions in so that Configure
@@ -140,7 +147,14 @@ esac
 # other things.  Unfortunately, cppflags occurs too late to be of 
 # value external to the script.  This may need to be revisited 
 # under a compiler other than c89.
+case "$usedl" in
+define)
+echo 'cat >.$$.c; '"$cc"' -D_OE_SOCKETS -D_XOPEN_SOURCE_EXTENDED -D_ALL_SOURCE -D_SHR_ENVIRON -E -Wc,NOLOC ${1+"$@"} .$$.c; rm .$$.c' > cppstdin
+    ;;
+*)
 echo 'cat >.$$.c; '"$cc"' -D_OE_SOCKETS -D_XOPEN_SOURCE_EXTENDED -D_ALL_SOURCE -E -Wc,NOLOC ${1+"$@"} .$$.c; rm .$$.c' > cppstdin
+    ;;
+esac
 
 #
 # Note that Makefile.SH employs a bare yacc command to generate 
@@ -189,3 +203,17 @@ EOWARN
     fi
 fi
 
+# Most of the time gcvt() seems to work fine but
+# sometimes values like 0.1, 0.2, come out as "10", "20",
+# a trivial Perl demonstration snippet is 'print 0.1'.
+# Yes, a flagrant bug, but unfortunately not trivial to
+# reproduce in C using gcvt().
+# sprintf() seems to get things right(er).
+d_Gconvert='sprintf((b),"%.*g",(n),(x))'
+
+cat >config.arch<<'__CONFIG_ARCH__'
+# The '-W 0,float(ieee)' cannot be used during Configure as ldflags.
+
+ccflags="$ccflags -W 0,float(ieee)"
+
+__CONFIG_ARCH__