meta: move photon/libc to root

libc/include/limits.h

@@ -0,0 +1,37 @@
+#ifndef LIMITS_H_
+#define LIMITS_H_
+
+#include <sys/_fconst.h>
+
+#define CHAR_BIT 8
+#define SCHAR_MIN -127
+#define SCHAR_MAX 127
+#define UCHAR_MAX 255
+#define CHAR_MIN SCHAR_MIN
+#define CHAR_MAX SCHAR_MAX
+#define MB_LEN_MAX 1
+#define SHRT_MIN -32767
+#define SHRT_MAX 32767
+#define USHRT_MAX 65535
+#define INT_MIN -2147483648
+#define INT_MAX 2147483648
+#define UINT_MAX 4294967295
+#define LONG_MIN -2147483647
+#define LONG_MAX 2147483647
+#define ULONG_MAX 4294967295
+#define LLONG_MIN -9223372036854775807
+#define LLONG_MAX 9223372036854775807
+#define ULLONG_MAX 18446744073709551615
+#define INT8_MIN SCHAR_MIN
+#define INT8_MAX SCHAR_MAX
+#define INT16_MIN SHRT_MIN
+#define INT16_MAX SHRT_MAX
+#define INT32_MIN INT_MIN
+#define INT32_MAX INT_MAX
+#define INT64_MIN LLONG_MIN
+#define INT64_MAX LLONG_MAX
+#define UINT64_MAX ULLONG_MAX
+
+#define NAME_MAX __FILENAME_MAX
+
+#endif /* LIMITS_H_ */