usage: allow pluggable die-recursion checks

diff --git a/git-send-email.perl b/git-send-email.perl
index 94c7f76a156f1eaa4c622db267710f2982cf7826..be809e5b59394a4fd2f4f2b73cad6bac47a39600 100755 (executable)
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -1285,10 +1285,10 @@ sub send_message {
                }
 
                if (defined $input_format && $input_format eq 'mbox') {
-                       if (/^Subject:\s+(.*)$/) {
+                       if (/^Subject:\s+(.*)$/i) {
                                $subject = $1;
                        }
-                       elsif (/^From:\s+(.*)$/) {
+                       elsif (/^From:\s+(.*)$/i) {
                                ($author, $author_encoding) = unquote_rfc2047($1);
                                next if $suppress_cc{'author'};
                                next if $suppress_cc{'self'} and $author eq $sender;
@@ -1296,14 +1296,14 @@ sub send_message {
                                        $1, $_) unless $quiet;
                                push @cc, $1;
                        }
-                       elsif (/^To:\s+(.*)$/) {
+                       elsif (/^To:\s+(.*)$/i) {
                                foreach my $addr (parse_address_line($1)) {
                                        printf("(mbox) Adding to: %s from line '%s'\n",
                                                $addr, $_) unless $quiet;
                                        push @to, $addr;
                                }
                        }
-                       elsif (/^Cc:\s+(.*)$/) {
+                       elsif (/^Cc:\s+(.*)$/i) {
                                foreach my $addr (parse_address_line($1)) {
                                        if (unquote_rfc2047($addr) eq $sender) {
                                                next if ($suppress_cc{'self'});
@@ -1325,7 +1325,7 @@ sub send_message {
                        elsif (/^Message-Id: (.*)/i) {
                                $message_id = $1;
                        }
-                       elsif (!/^Date:\s/ && /^[-A-Za-z]+:\s+\S/) {
+                       elsif (!/^Date:\s/i && /^[-A-Za-z]+:\s+\S/) {
                                push @xh, $_;
                        }