Improve documentation about --pie/--bindnow autodetection.

[blhc/blhc.git] / bin / blhc

diff --git a/bin/blhc b/bin/blhc
index a29313dfffb97dc2bee2b74f9c9f8e729f045ac6..c82e9bc37475987d2bb8610e6c160ec2a9f42fb6 100755 (executable)
--- a/bin/blhc
+++ b/bin/blhc
@@ -168,7 +168,7 @@ sub is_non_verbose_build {
     my ($line, $next_line, $skip_ref) = @_;
 
     if (not ($line =~ /^checking if you want to see long compiling messages\.\.\. no/
-                or $line =~ /^\s*\[?(?:CC|CCLD|LD)\]?\s+(.+?)$/
+                or $line =~ /^\s*\[?(?:CC|CCLD|CXX|CXXLD|LD)\]?\s+(.+?)$/
                 or $line =~ /^\s*(?:C|c)ompiling\s+(.+?)(?:\.\.\.)?$/
                 or $line =~ /^\s*(?:B|b)uilding (?:program|shared library)\s+(.+?)$/
                 or $line =~ /^\s*\[[\d ]+%\] Building (?:C|CXX) object (.+?)$/)) {
@@ -345,6 +345,10 @@ while (my $line = <>) {
                     or $line =~ /^\s*(?:- )?(?:CC|CXX)\s*=\s*$cc_regex\s*$/
                     or $line =~ /^\s*-- Check for working (?:C|CXX) compiler: /
                     or $line =~ /^\s*(?:echo )?Using [A-Z_]+\s*=\s*/;
+            # Debian buildd output.
+            next if $line =~ /^\s*Depends: .*?$cc_regex.*?$/
+                    and $line !~ /\s-./; # option, prevent false negatives
+
 
             push @input, $line;
         }
@@ -527,8 +531,9 @@ automatically if dpkg-buildpackage is used.
 
 =back
 
-Auto detection only works if at least one command uses the required hardening
-flag (e.g. -fPIE). Then it's required for all other commands as well.
+Auto detection for B<--pie> and B<--bindnow> only works if at least one
+command uses the required hardening flag (e.g. -fPIE). Then it's required for
+all other commands as well.
 
 =head1 EXIT STATUS