make NPY_MAX_STRING_SIZE publicly visible

Author: ngoldbaum

stringdtype/stringdtype/src/static_string.c

@@ -48,9 +48,6 @@ typedef union _npy_static_string_u {
 #define NPY_SHORT_STRING_MAX_SIZE \
     (sizeof(npy_static_string) - 1)  // 15 or 7 depending on arch
 
-// one byte in size is reserved for flags and small string optimization
-#define NPY_MAX_STRING_SIZE (1 << (sizeof(size_t) - 1)) - 1
-
 // Since this has no flags set, technically this is a heap-allocated string
 // with size zero. Practically, that doesn't matter because we always do size
 // checks before accessing heap data, but that may be confusing. The nice part

stringdtype/stringdtype/src/static_string.h

@@ -21,6 +21,9 @@ extern const npy_packed_static_string *NPY_EMPTY_STRING;
 // working with it.
 extern const npy_packed_static_string *NPY_NULL_STRING;
 
+// one byte in size is reserved for flags and small string optimization
+#define NPY_MAX_STRING_SIZE (1 << (sizeof(size_t) - 1)) - 1
+
 // Allocates a new buffer for *to_init*, which must be set to NULL before
 // calling this function, filling the newly allocated buffer with the copied
 // contents of the first *size* entries in *init*, which must be valid and