commit 2deda0b91b6231ce4cac4f27980a38ccb24406c4
from: Stefan Sperling <stsp@stsp.name>
date: Thu Mar 07 12:31:00 2019 UTC

make got show command-specific usage if command is used wrongly

commit - 548f12c626703a8246710c913eb3e98b557701ed
commit + 2deda0b91b6231ce4cac4f27980a38ccb24406c4
blob - 378b382e22422238eba02865da2e3764be9905ed
blob + 25bce12aa5b13b5847413f0e95ca91be8389e3ae
--- got/got.c
+++ got/got.c
@@ -305,7 +305,7 @@ cmd_checkout(int argc, char *argv[])
 			path_prefix = optarg;
 			break;
 		default:
-			usage();
+			usage_checkout();
 			/* NOTREACHED */
 		}
 	}
@@ -461,7 +461,7 @@ cmd_update(int argc, char *argv[])
 				return got_error_from_errno();
 			break;
 		default:
-			usage();
+			usage_update();
 			/* NOTREACHED */
 		}
 	}
@@ -809,7 +809,7 @@ cmd_log(int argc, char *argv[])
 				err(1, "-r option");
 			break;
 		default:
-			usage();
+			usage_log();
 			/* NOTREACHED */
 		}
 	}
@@ -1084,7 +1084,7 @@ cmd_diff(int argc, char *argv[])
 				err(1, "-r option");
 			break;
 		default:
-			usage();
+			usage_diff();
 			/* NOTREACHED */
 		}
 	}
@@ -1257,7 +1257,7 @@ cmd_blame(int argc, char *argv[])
 				err(1, "-r option");
 			break;
 		default:
-			usage();
+			usage_blame();
 			/* NOTREACHED */
 		}
 	}
@@ -1482,7 +1482,7 @@ cmd_tree(int argc, char *argv[])
 			recurse = 1;
 			break;
 		default:
-			usage();
+			usage_tree();
 			/* NOTREACHED */
 		}
 	}
@@ -1616,7 +1616,7 @@ cmd_status(int argc, char *argv[])
 	while ((ch = getopt(argc, argv, "")) != -1) {
 		switch (ch) {
 		default:
-			usage();
+			usage_status();
 			/* NOTREACHED */
 		}
 	}