[gtk-doc] scan: improve the brace counting

[Stefan Kost <stefkost src gnome org>]

commit 30b092765d569736b86f354296fbcb13cc931213
Author: David NeÄas <yeti physics muni cz>
Date:   Mon Jun 20 13:02:41 2011 +0200

    scan: improve the brace counting
    
    Eliminate groups of braces on the same line.

 gtkdoc-scan.in |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/gtkdoc-scan.in b/gtkdoc-scan.in
index 1f2e145..749038f 100755
--- a/gtkdoc-scan.in
+++ b/gtkdoc-scan.in
@@ -679,6 +679,9 @@ sub ScanHeader {
             if ($skip_block == 0) {
                 $decl .= $_;
             } else {
+                # Remove all nested pairs of curly braces.
+                while ($_ =~ s/{[^{]*}//g) { }
+                # Then hope at most one remains in the line...
                 if (m%(.*?){%) {
                     if ($skip_block == 1) {
                         $decl .= $1;