Add corner case tests for diff-index and diff-files

diff --git a/ident.c b/ident.c
index b839dcf5f085a94080e1f7891f3fb40ed151a394..ed44a5345a47d4843e8328c0f879ac925dde2b07 100644 (file)
--- a/ident.c
+++ b/ident.c
@@ -171,7 +171,7 @@ static const char au_env[] = "GIT_AUTHOR_NAME";
 static const char co_env[] = "GIT_COMMITTER_NAME";
 static const char *env_hint =
 "\n"
-"*** Your name cannot be determined from your system services (gecos).\n"
+"*** Please tell me who you are.\n"
 "\n"
 "Run\n"
 "\n"