First commit

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 32 insertions, 0 deletions

diff --git a/libsyscalls_get_syscall_errors.c b/libsyscalls_get_syscall_errors.c
new file mode 100644
index 0000000..14b1e05
--- /dev/null
+++ b/libsyscalls_get_syscall_errors.c
@@ -0,0 +1,32 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+
+
+#include "generated/errors.c"
+
+enum libsyscalls_error
+libsyscalls_get_syscall_errors(enum libsyscalls_os os, enum libsyscalls_arch arch,
+                               const struct libsyscalls_named_number **errors_out, size_t *num_errors_out)
+{
+	const struct libsyscalls_named_number *discard_errors;
+	size_t discard_num_errors;
+
+	if (!errors_out)     errors_out     = &discard_errors;
+	if (!num_errors_out) num_errors_out = &discard_num_errors;
+
+#define CASE(UPPERCASE, LOWERCASE)\
+	case LIBSYSCALLS_OS_##UPPERCASE:\
+		return get_##LOWERCASE##_syscall_errors(arch, errors_out, num_errors_out)
+
+	switch ((int)os) {
+	LIST_OSES(CASE, ;);
+
+	/* if OS is known but does not have named error numbers,
+	 * get_##LOWERCASE##_syscall_errors shall return LIBSYSCALLS_E_NOERRORS; */
+
+	default:
+		return LIBSYSCALLS_E_OSNOSUP;
+	}
+
+#undef CASE
+}