The type checking function does not use its parameter:
ccan/opt/opt.h: In function ‘_check_is_entry’:
ccan/opt/opt.h:328:53: warning: unused parameter ‘e’
Annotate the function using UNUSED from compiler.h. This commit also
adds compiler.h as a dependency for opt.
if (strcmp(argv[1], "depends") == 0) {
printf("ccan/typesafe_cb\n");
+ printf("ccan/compiler\n");
return 0;
}
#ifndef CCAN_OPT_H
#define CCAN_OPT_H
+#include <ccan/compiler/compiler.h>
#include <ccan/typesafe_cb/typesafe_cb.h>
#include <stdbool.h>
void *arg, const char *desc);
/* We use this to get typechecking for OPT_SUBTABLE */
-static inline int _check_is_entry(struct opt_table *e) { return 0; }
+static inline int _check_is_entry(struct opt_table *e UNUSED) { return 0; }
#endif /* CCAN_OPT_H */