};
struct strarray {
+ int offset;
int nr_entries;
const char **entries;
};
.entries = array, \
}
+#define DEFINE_STRARRAY_OFFSET(array, off) struct strarray strarray__##array = { \
+ .offset = off, \
+ .nr_entries = ARRAY_SIZE(array), \
+ .entries = array, \
+}
+
static size_t syscall_arg__scnprintf_strarray(char *bf, size_t size,
struct syscall_arg *arg)
{
- int idx = arg->val;
struct strarray *sa = arg->parm;
+ int idx = arg->val - sa->offset;
if (idx < 0 || idx >= sa->nr_entries)
- return scnprintf(bf, size, "%d", idx);
+ return scnprintf(bf, size, "%d", arg->val);
return scnprintf(bf, size, "%s", sa->entries[idx]);
}
#define SCA_FUTEX_OP syscall_arg__scnprintf_futex_op
-static const char *epoll_ctl_ops[] = { [1] = "ADD", "DEL", "MOD", };
-static DEFINE_STRARRAY(epoll_ctl_ops);
+static const char *epoll_ctl_ops[] = { "ADD", "DEL", "MOD", };
+static DEFINE_STRARRAY_OFFSET(epoll_ctl_ops, 1);
static const char *itimers[] = { "REAL", "VIRTUAL", "PROF", };
static DEFINE_STRARRAY(itimers);