Fix building in a separate directory from the source code

The code to handle building in a separate directory had seriously
bitrotted.  This contains a number of fixes to make it possible,
including bits like the documentation which never worked in the past.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/version.pl b/version.pl
index e4157a2d..a5577a02 100755
--- a/version.pl
+++ b/version.pl
@@ -1,7 +1,7 @@
 #!/usr/bin/perl
 ## --------------------------------------------------------------------------
 ##   
-##   Copyright 1996-2009 The NASM Authors - All Rights Reserved
+##   Copyright 1996-2016 The NASM Authors - All Rights Reserved
 ##   See the file AUTHORS included with the NASM distribution for
 ##   the specific copyright holders.
 ##
@@ -178,6 +178,9 @@ if ( $what eq 'h' ) {
     print $nasm_id, "\n";	 # Print ID in decimal
 } elsif ( $what eq 'xid' ) {
     printf "0x%08x\n", $nasm_id; # Print ID in hexadecimal
+} elsif ( $what eq 'docsrc' ) {
+    printf "\\M{version}{%s}\n", $line;
+    printf "\\M{subtitle}{version %s}\n", $line;
 } else {
     die "$0: Unknown output: $what\n";
 }