Changeset 2905 for box/trunk/infrastructure

Timestamp:

08/04/2011 21:40:33 (14 months ago)

Author:

chris

Message:

Avoid unnecessary rewriting of BoxVersion?.h to speed up MSVC build.

File:

• box/trunk/infrastructure/msvc/getversion.pl (modified) (1 diff)

box/trunk/infrastructure/msvc/getversion.pl

@@ -12 +12 @@
 require "$basedir\\infrastructure\\BoxPlatform.pm.in";
 
-open VERSIONFILE, "> $basedir/lib/common/BoxVersion.h" 
+my $newver = "#define BOX_VERSION \"$BoxPlatform::product_version\"\n";
+
+open VERSIONFILE, "< $basedir/lib/common/BoxVersion.h" 
         or die "BoxVersion.h: $!";
-print VERSIONFILE "#define BOX_VERSION \"$BoxPlatform::product_version\"\n";
+my $oldver = <VERSIONFILE>;
 close VERSIONFILE;
 
+if ($newver ne $oldver)
+{
+        open VERSIONFILE, "> $basedir/lib/common/BoxVersion.h" 
+                or die "BoxVersion.h: $!";
+        print VERSIONFILE "#define BOX_VERSION \"$BoxPlatform::product_version\"\n";
+        close VERSIONFILE;
+}
+
 exit 0;