Andy Dougherty April 1998
*/
+#if defined(UINT8_MAX) && defined(INT16_MAX) && defined(INT32_MAX)
+
+typedef int8_t I8;
+typedef uint8_t U8;
+/* I8_MAX and I8_MIN constants are not defined, as I8 is an ambiguous type.
+ Please search CHAR_MAX in perl.h for further details. */
+#define U8_MAX UINT8_MAX
+#define U8_MIN UINT8_MIN
+
+typedef int16_t I16;
+typedef uint16_t U16;
+#define I16_MAX INT16_MAX
+#define I16_MIN INT16_MIN
+#define U16_MAX UINT16_MAX
+#define U16_MIN UINT16_MIN
+
+typedef int32_t I32;
+typedef uint32_t U32;
+#define I32_MAX INT32_MAX
+#define I32_MIN INT32_MIN
+#define U32_MAX UINT32_MAX
+#define U32_MIN UINT32_MIN
+
+#else
+
typedef char I8;
typedef unsigned char U8;
/* I8_MAX and I8_MIN constants are not defined, as I8 is an ambiguous type.
#define U8_MAX PERL_UCHAR_MAX
#define U8_MIN PERL_UCHAR_MIN
+/* Beware. SHORTSIZE > 2 in Cray C90ties. */
typedef short I16;
typedef unsigned short U16;
#define I16_MAX PERL_SHORT_MAX
# define U32_MIN PERL_ULONG_MIN
#endif
+#endif
+
#define BIT_DIGITS(N) (((N)*146)/485 + 1) /* log2(10) =~ 146/485 */
#define TYPE_DIGITS(T) BIT_DIGITS(sizeof(T) * 8)
#define TYPE_CHARS(T) (TYPE_DIGITS(T) + 2) /* sign, NUL */
#define isSPACE(c) \
((c) == ' ' || (c) == '\t' || (c) == '\n' || (c) =='\r' || (c) == '\f')
#define isDIGIT(c) ((c) >= '0' && (c) <= '9')
-#define isUPPER(c) ((c) >= 'A' && (c) <= 'Z')
-#define isLOWER(c) ((c) >= 'a' && (c) <= 'z')
-#define isPRINT(c) (((c) > 32 && (c) < 127) || isSPACE(c))
-#define toUPPER(c) (isLOWER(c) ? (c) - ('a' - 'A') : (c))
-#define toLOWER(c) (isUPPER(c) ? (c) + ('a' - 'A') : (c))
+#ifdef EBCDIC
+ /* In EBCDIC we do not do locales: therefore() isupper() is fine. */
+# define isUPPER(c) isupper(c)
+# define isLOWER(c) islower(c)
+# define isPRINT(c) isprint(c)
+# define toUPPER(c) toupper(c)
+# define toLOWER(c) tolower(c)
+#else
+# define isUPPER(c) ((c) >= 'A' && (c) <= 'Z')
+# define isLOWER(c) ((c) >= 'a' && (c) <= 'z')
+# define isPRINT(c) (((c) > 32 && (c) < 127) || isSPACE(c))
+# define toUPPER(c) (isLOWER(c) ? (c) - ('a' - 'A') : (c))
+# define toLOWER(c) (isUPPER(c) ? (c) + ('a' - 'A') : (c))
+#endif
#ifdef USE_NEXT_CTYPE
#define toTITLE_LC_utf8(p) toTITLE_LC_uni(utf8_to_uv(p, 0))
#define toLOWER_LC_utf8(p) toLOWER_LC_uni(utf8_to_uv(p, 0))
-/* This conversion works both ways, strangely enough. */
-#define toCTRL(c) (toUPPER(c) ^ 64)
+#ifdef EBCDIC
+EXT int ebcdic_control _((int));
+# define toCTRL(c) ebcdic_control(c)
+#else
+ /* This conversion works both ways, strangely enough. */
+# define toCTRL(c) (toUPPER(c) ^ 64)
+#endif
/* Line numbers are unsigned, 16 bits. */
typedef U16 line_t;