More unconstify use

Replace casts whose only purpose is to cast away const with the
unconstify() macro.

Discussion: https://www.postgresql.org/message-id/flat/53a28052-f9f3-1808-fed9-460fd43035ab%402ndquadrant.com

1 files changed, 3 insertions, 3 deletions

diff --git a/src/port/path.c b/src/port/path.c
index 661017f8777..4b214e89e4e 100644
--- a/src/port/path.c
+++ b/src/port/path.c
@@ -106,7 +106,7 @@ first_dir_separator(const char *filename)
 
 	for (p = skip_drive(filename); *p; p++)
 		if (IS_DIR_SEP(*p))
-			return (char *) p;
+			return unconstify(char *, p);
 	return NULL;
 }
 
@@ -124,7 +124,7 @@ first_path_var_separator(const char *pathlist)
 	/* skip_drive is not needed */
 	for (p = pathlist; *p; p++)
 		if (IS_PATH_VAR_SEP(*p))
-			return (char *) p;
+			return unconstify(char *, p);
 	return NULL;
 }
 
@@ -143,7 +143,7 @@ last_dir_separator(const char *filename)
 	for (p = skip_drive(filename); *p; p++)
 		if (IS_DIR_SEP(*p))
 			ret = p;
-	return (char *) ret;
+	return unconstify(char *, ret);
 }