combine-diff.c: type sanity

diff --git a/git-send-email.perl b/git-send-email.perl
index 7b1cca70abcfcbf12c171c91d3f71ad4e43b0474..c5d9e733512ddd4d266c85d4f5cdec4a7d74fa56 100755 (executable)
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -65,6 +65,20 @@
                    "no-signed-off-cc|no-signed-off-by-cc" => \$no_signed_off_cc,
         );
 
+# Verify the user input
+
+foreach my $entry (@to) {
+       die "Comma in --to entry: $entry'\n" unless $entry !~ m/,/;
+}
+
+foreach my $entry (@initial_cc) {
+       die "Comma in --cc entry: $entry'\n" unless $entry !~ m/,/;
+}
+
+foreach my $entry (@bcclist) {
+       die "Comma in --bcclist entry: $entry'\n" unless $entry !~ m/,/;
+}
+
 # Now, let's fill any that aren't set in with defaults:
 
 sub gitvar {