From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Thu, 17 Apr 2025 20:33:21 +0000 (-0400)
Subject: Portability fix: isdigit() must be passed an unsigned char.
X-Git-Url: http://git.postgresql.org/gitweb/?a=commitdiff_plain;h=4aad2cb7707dfb239eaaad29a8a7155027d8e8b8;p=users%2Frhaas%2Fpostgres.git

Portability fix: isdigit() must be passed an unsigned char.

Oversight in commit 40b9c2701, per buildfarm member mamba.
---

diff --git a/src/bin/pg_dump/pg_restore.c b/src/bin/pg_dump/pg_restore.c
index c799ae91b3..72916199e1 100644
--- a/src/bin/pg_dump/pg_restore.c
+++ b/src/bin/pg_dump/pg_restore.c
@@ -1073,7 +1073,7 @@ get_dbname_oid_list_from_mfile(const char *dumpdirpath, SimplePtrList *dbname_oi
 		char	   *p = linebuf.data;
 
 		/* Extract dboid. */
-		while (isdigit(*p))
+		while (isdigit((unsigned char) *p))
 			p++;
 		if (p > linebuf.data && *p == ' ')
 		{