1 files changed, 43 insertions, 0 deletions
diff --git a/util/sbase/libutil/fshut.c b/util/sbase/libutil/fshut.c
new file mode 100644
index 00000000..e596f074
--- /dev/null
+++ b/util/sbase/libutil/fshut.c
@@ -0,0 +1,43 @@
+/* See LICENSE file for copyright and license details. */
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "../util.h"
+
+int
+fshut(FILE *fp, const char *fname)
+{
+	int ret = 0;
+
+	/* fflush() is undefined for input streams by ISO C,
+	 * but not POSIX 2008 if you ignore ISO C overrides.
+	 * Leave it unchecked and rely on the following
+	 * functions to detect errors.
+	 */
+	fflush(fp);
+
+	if (ferror(fp) && !ret) {
+		weprintf("ferror %s:", fname);
+		ret = 1;
+	}
+
+	if (fclose(fp) && !ret) {
+		weprintf("fclose %s:", fname);
+		ret = 1;
+	}
+
+	return ret;
+}
+
+void
+enfshut(int status, FILE *fp, const char *fname)
+{
+	if (fshut(fp, fname))
+		exit(status);
+}
+
+void
+efshut(FILE *fp, const char *fname)
+{
+	enfshut(1, fp, fname);
+}