1 files changed, 67 insertions, 0 deletions
diff --git a/ACE/TAO/bin/subst_env.pl b/ACE/TAO/bin/subst_env.pl
new file mode 100755
index 00000000000..be4007b7a61
--- /dev/null
+++ b/ACE/TAO/bin/subst_env.pl
@@ -0,0 +1,67 @@
+#!/usr/bin/perl
+#
+# $Id$
+# 
+# This script eases the transition from the CORBA::Environment& ACE_TRY_ENV
+# declarations and method parameters to the ACE_ENV_ARG macros.
+# It was used for converting TAO between versions 1.2.1 and 1.2.2.
+# The converted output is written to stdout. 
+# Typical usage would be as follows:
+#   perl subst_env.pl file_with_acetryenv.cpp >file_with_taoenvarg.cpp
+#
+$linenum = 0;
+$last="";
+$corbaenv = 'CORBA(::|_)Environment';
+$envdecl = 'CORBA(::|_)Environment *& *\w*[Ee][Nn][Vv]\w*';
+$default = '(TAO_|CORBA\::Environment\::)default_environment *\(\)';
+$envvar = '(ACE|TAO)_TRY_ENV';
+while (($l = <>)) {
+  $linenum++;
+  if ($l =~ /$corbaenv/) {
+    my $single = "SINGLE_";
+    if ($last =~ /,\s*$/) {
+      $last =~ s/,\s*$/\n/;
+      $single = "";
+    } elsif ($l =~ /,\s*$corbaenv/) {
+      $l =~ s/,\s*$corbaenv/  CORBA_Environment/;  # Preparation.
+      $single = "";
+    }
+    unless ($l =~ /${corbaenv}.*\)/) {  # Need the method's closing paren.
+      chop $l;
+      my $nxt = <>;
+      $linenum++;
+      $nxt =~ s/^\s+//;
+      $l .= $nxt;
+    }
+    if ($l =~ /$envdecl/) {
+      if ($l =~ /$envdecl *= *$default/) {
+        $l =~ s/$envdecl *= *$default/ACE_ENV_${single}ARG_DECL_WITH_DEFAULTS/;
+      } else {
+        $l =~ s/$envdecl/ACE_ENV_${single}ARG_DECL/;
+      }
+    } else {
+      $l =~ s/$corbaenv *& */ACE_ENV_${single}ARG_DECL_NOT_USED/;
+    }
+    print $last;
+    print $l;
+    $last = "";
+  } elsif ($l =~ /$envvar/) {
+    my $single = "SINGLE_";
+    if ($last =~ /,\s*$/) {
+      $last =~ s/,\s*$/\n/;
+      $single = "";
+    } elsif ($l =~ /,\s*$envvar/) {
+      $l =~ s/,\s*$envvar/  ACE_TRY_ENV/;  # Preparation.
+      $single = "";
+    }
+    $l =~ s/$envvar/ACE_ENV_${single}ARG_PARAMETER/;
+    print $last;
+    print $l;
+    $last = "";
+  } else {
+    print $last;
+    $last = $l;
+  }
+}
+print $last;
+