commit 859316d03c1ee64b2c2fd2787e727daadf60bcf3
from: Stefan Sperling <stsp@stsp.name>
date: Wed Apr 12 13:05:24 2023 UTC

make gotd/gitwrapper start up even if a repository is missing on disk

This should result in more useful behaviour when gitwrapper runs and
repositories listed in gotd.conf do not yet exist or do no longer exist.

commit - cc88020e952af813c1e01b91ab6516969562e972
commit + 859316d03c1ee64b2c2fd2787e727daadf60bcf3
blob - d2433c74f9a4a7dda902b7cb09f1acc7b78ff8d8
blob + 86df002974199b257619f65568a8d0fe77f560af
--- gotd/parse.y
+++ gotd/parse.y
@@ -311,9 +311,19 @@ repoopts1	: PATH STRING {
 					YYERROR;
 				}
 				if (realpath($2, new_repo->path) == NULL) {
-					yyerror("realpath %s: %s", $2, strerror(errno));
-					free($2);
-					YYERROR;
+					yyerror("realpath %s: %s", $2,
+					    strerror(errno));
+					/*
+					 * Give admin a chance to create
+					 * missing repositories at run-time.
+					 */
+					if (errno != ENOENT) {
+						free($2);
+						YYERROR;
+					} else if (strlcpy(new_repo->path, $2,
+					    sizeof(new_repo->path)) >=
+					    sizeof(new_repo->path))
+						yyerror("path too long");
 				}
 			}
 			free($2);