X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=commit-tree.c;h=043c7aa371101a1ea8cfc467279abf6c8acc7fd1;hb=23b127ed085cbe2f853ce63b53c732a7b9e6de74;hp=71fce3f357f2287acdeb0e6c62122f4b19e677af;hpb=b70070f0208be5d5d7b7a3b259e7ff3da19307d0;p=git.git

diff --git a/commit-tree.c b/commit-tree.c
index 71fce3f3..043c7aa3 100644
--- a/commit-tree.c
+++ b/commit-tree.c
@@ -317,8 +317,10 @@ int main(int argc, char **argv)
 	memcpy(realemail, pw->pw_name, len);
 	realemail[len] = '@';
 	gethostname(realemail+len+1, sizeof(realemail)-len-1);
-	strcat(realemail, ".");
-	getdomainname(realemail+strlen(realemail), sizeof(realemail)-strlen(realemail)-1);
+	if (!strchr(realemail+len+1, '.')) {
+		strcat(realemail, ".");
+		getdomainname(realemail+strlen(realemail), sizeof(realemail)-strlen(realemail)-1);
+	}
 	time(&now);
 	tm = localtime(&now);