From fefdf574126726c0a9ed0badd73e187e97dd422a Mon Sep 17 00:00:00 2001
From: Joseph Myers <joseph@codesourcery.com>
Date: Tue, 1 May 2012 20:02:19 +0000
Subject: conformtest: Unify "macro" cases.

---
 ChangeLog                  |  4 +++
 conform/conformtest.pl     | 61 +++-------------------------------------------
 conform/data/stdlib.h-data |  2 +-
 3 files changed, 8 insertions(+), 59 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 323b45be3e..bb313e1c1e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2012-05-01  Joseph Myers  <joseph@codesourcery.com>
 
+	* conform/conformtest.pl: Only accept expected macro values with
+	"==".  Parse all "macro" lines in one place.
+	* conform/data/stdlib.h-data: Use "==" form on "macro" lines.
+
 	* conform/conformtest.pl: Handle braced types on "constant" lines
 	instead of handling "typed-constant".
 	* conform/data/signal.h-data: Use "constant" instead of
diff --git a/conform/conformtest.pl b/conform/conformtest.pl
index 0a1a093990..c38be1dc5b 100644
--- a/conform/conformtest.pl
+++ b/conform/conformtest.pl
@@ -683,7 +683,7 @@ while ($#headers >= 0) {
 
       $res = runtest ($fnamebase, "Testing for value of macro $macro",
 		      "Macro \"$macro\" has not the right value.", $res);
-    } elsif (/^macro *([a-zA-Z0-9_]*) *([>=<!]+) ([A-Za-z0-9_]*)/) {
+    } elsif (/^macro *([a-zA-Z0-9_]*) *(?:([>=<!]+) ([A-Za-z0-9_]*))?/) {
       my($macro) = "$1";
       my($op) = $2;
       my($value) = $3;
@@ -707,7 +707,7 @@ while ($#headers >= 0) {
 			   : "Macro \"$macro\" is not available."), $res,
 			  $optional);
 
-      if ($value ne "" && ($res == 0 || !$optional)) {
+      if (defined ($op) && ($res == 0 || !$optional)) {
 	# Generate a program to test for the value of this constant.
 	open (TESTFILE, ">$fnamebase.c");
 	print TESTFILE "$prepend";
@@ -719,61 +719,6 @@ while ($#headers >= 0) {
 	$res = runtest ($fnamebase, "Testing for value of macro $macro",
 			"Macro \"$macro\" has not the right value.", $res);
       }
-    } elsif (/^macro *([a-zA-Z0-9_]*) *([A-Za-z0-9_]*)/) {
-      my($macro) = "$1";
-      my($value) = $2;
-      my($res) = $missing;
-
-      # Remember that this name is allowed.
-      push @allow, $macro;
-
-      # Generate a program to test for availability of this macro.
-      open (TESTFILE, ">$fnamebase.c");
-      print TESTFILE "$prepend";
-      print TESTFILE "#include <$h>\n";
-      print TESTFILE "#ifndef $macro\n";
-      print TESTFILE "# error \"Macro $macro not defined\"\n";
-      print TESTFILE "#endif\n";
-      close (TESTFILE);
-
-      $res = compiletest ($fnamebase, "Test availability of macro $macro",
-			  ($optional
-			   ? "NOT PRESENT"
-			   : "Macro \"$macro\" is not available."), $res,
-			  $optional);
-
-      if ($value ne "" && ($res == 0 || !$optional)) {
-	# Generate a program to test for the value of this constant.
-	open (TESTFILE, ">$fnamebase.c");
-	print TESTFILE "$prepend";
-	print TESTFILE "#include <$h>\n";
-	# Negate the value since 0 means ok
-	print TESTFILE "int main (void) { return !($macro == $value); }\n";
-	close (TESTFILE);
-
-	$res = runtest ($fnamebase, "Testing for value of macro $macro",
-			"Macro \"$macro\" has not the right value.", $res);
-      }
-    } elsif (/^macro *([^	]*)/) {
-      my($macro) = "$1";
-
-      # Remember that this name is allowed.
-      push @allow, $macro;
-
-      # Generate a program to test for availability of this macro.
-      open (TESTFILE, ">$fnamebase.c");
-      print TESTFILE "$prepend";
-      print TESTFILE "#include <$h>\n";
-      print TESTFILE "#ifndef $macro\n";
-      print TESTFILE "# error \"Macro $macro not defined\"\n";
-      print TESTFILE "#endif\n";
-      close (TESTFILE);
-
-      compiletest ($fnamebase, "Test availability of macro $macro",
-		   ($optional
-		    ? "NOT PRESENT"
-		    : "Macro \"$macro\" is not available."), $missing,
-		   $optional);
     } elsif (/^allow-header *(.*)/) {
       my($pattern) = $1;
       if ($seenheader{$pattern} != 1) {
@@ -827,7 +772,7 @@ while ($#headers >= 0) {
 	push @allow, $4;
       } elsif (/^macro-function *({([^}]*)}|([a-zA-Z0-9_]*)) ([a-zA-Z0-9_]*) ([(].*[)])/) {
 	push @allow, $4;
-      } elsif (/^macro *([^	]*)/) {
+      } elsif (/^macro *([a-zA-Z0-9_]*) *(?:([>=<!]+) ([A-Za-z0-9_]*))?/) {
 	push @allow, $1;
       } elsif (/^symbol *([a-zA-Z0-9_]*) *([A-Za-z0-9_-]*)?/) {
 	push @allow, $1;
diff --git a/conform/data/stdlib.h-data b/conform/data/stdlib.h-data
index f42d4a7ac4..f13bf3c292 100644
--- a/conform/data/stdlib.h-data
+++ b/conform/data/stdlib.h-data
@@ -6,7 +6,7 @@ element ldiv_t long quot
 element ldiv_t long rem
 
 macro EXIT_FAILURE
-macro EXIT_SUCCESS 0
+macro EXIT_SUCCESS == 0
 
 macro NULL
 constant RAND_MAX >= 32767
-- 
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