-/* $Header: handy.h,v 3.0.1.1 89/11/17 15:25:55 lwall Locked $
+/* handy.h
*
- * Copyright (c) 1989, Larry Wall
+ * Copyright (c) 1991-1994, Larry Wall
*
- * You may distribute under the terms of the GNU General Public License
- * as specified in the README file that comes with the perl 3.0 kit.
+ * You may distribute under the terms of either the GNU General Public
+ * License or the Artistic License, as specified in the README file.
*
- * $Log: handy.h,v $
- * Revision 3.0.1.1 89/11/17 15:25:55 lwall
- * patch5: some machines already define TRUE and FALSE
- *
- * Revision 3.0 89/10/18 15:18:24 lwall
- * 3.0 baseline
- *
*/
+#if !defined(__STDC__)
#ifdef NULL
#undef NULL
#endif
#else
# define NULL 0L
#endif
+#endif
+
#define Null(type) ((type)NULL)
#define Nullch Null(char*)
-#define Nullfp Null(FILE*)
-
-#ifdef UTS
-#define bool int
-#else
-#define bool char
-#endif
+#define Nullfp Null(PerlIO*)
+#define Nullsv Null(SV*)
#ifdef TRUE
#undef TRUE
#define TRUE (1)
#define FALSE (0)
+
+/* XXX Configure ought to have a test for a boolean type, if I can
+ just figure out all the headers such a test needs.
+ Andy Dougherty August 1996
+*/
+/* bool is built-in for g++-2.6.3, which might be used for an extension.
+ If the extension includes <_G_config.h> before this file then
+ _G_HAVE_BOOL will be properly set. If, however, the extension includes
+ this file first, then you will have to manually set -DHAS_BOOL in
+ your command line to avoid a conflict.
+*/
+#ifdef _G_HAVE_BOOL
+# if _G_HAVE_BOOL
+# ifndef HAS_BOOL
+# define HAS_BOOL 1
+# endif
+# endif
+#endif
+
+/* The NeXT dynamic loader headers will not build with the bool macro
+ So declare them now to clear confusion.
+*/
+#ifdef NeXT
+# undef FALSE
+# undef TRUE
+ typedef enum bool { FALSE = 0, TRUE = 1 } bool;
+# define ENUM_BOOL 1
+# ifndef HAS_BOOL
+# define HAS_BOOL 1
+# endif /* !HAS_BOOL */
+#endif /* NeXT */
+
+#ifndef HAS_BOOL
+# ifdef UTS
+# define bool int
+# else
+# define bool char
+# endif
+#endif
+
+/* XXX A note on the perl source internal type system. The
+ original intent was that I32 be *exactly* 32 bits.
+
+ Currently, we only guarantee that I32 is *at least* 32 bits.
+ Specifically, if int is 64 bits, then so is I32. (This is the case
+ for the Cray.) This has the advantage of meshing nicely with
+ standard library calls (where we pass an I32 and the library is
+ expecting an int), but the disadvantage that an I32 is not 32 bits.
+ Andy Dougherty August 1996
+*/
+
+typedef char I8;
+typedef unsigned char 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 PERL_UCHAR_MAX
+#define U8_MIN PERL_UCHAR_MIN
+
+typedef short I16;
+typedef unsigned short U16;
+#define I16_MAX PERL_SHORT_MAX
+#define I16_MIN PERL_SHORT_MIN
+#define U16_MAX PERL_USHORT_MAX
+#define U16_MIN PERL_USHORT_MIN
+
+#if BYTEORDER > 0x4321
+ typedef int I32;
+ typedef unsigned int U32;
+# define I32_MAX PERL_INT_MAX
+# define I32_MIN PERL_INT_MIN
+# define U32_MAX PERL_UINT_MAX
+# define U32_MIN PERL_UINT_MIN
+#else
+ typedef long I32;
+ typedef unsigned long U32;
+# define I32_MAX PERL_LONG_MAX
+# define I32_MIN PERL_LONG_MIN
+# define U32_MAX PERL_ULONG_MAX
+# define U32_MIN PERL_ULONG_MIN
+#endif
+
#define Ctl(ch) (ch & 037)
#define strNE(s1,s2) (strcmp(s1,s2))
#define strnNE(s1,s2,l) (strncmp(s1,s2,l))
#define strnEQ(s1,s2,l) (!strncmp(s1,s2,l))
-#define MEM_SIZE unsigned int
+#ifdef HAS_SETLOCALE /* XXX Is there a better test for this? */
+# ifndef CTYPE256
+# define CTYPE256
+# endif
+#endif
+
+#ifdef USE_NEXT_CTYPE
+#define isALNUM(c) (NXIsAlpha((unsigned int)c) || NXIsDigit((unsigned int)c) || c == '_')
+#define isIDFIRST(c) (NXIsAlpha((unsigned int)c) || c == '_')
+#define isALPHA(c) NXIsAlpha((unsigned int)c)
+#define isSPACE(c) NXIsSpace((unsigned int)c)
+#define isDIGIT(c) NXIsDigit((unsigned int)c)
+#define isUPPER(c) NXIsUpper((unsigned int)c)
+#define isLOWER(c) NXIsLower((unsigned int)c)
+#define toUPPER(c) NXToUpper((unsigned int)c)
+#define toLOWER(c) NXToLower((unsigned int)c)
+#else /* USE_NEXT_CTYPE */
+#if defined(CTYPE256) || (!defined(isascii) && !defined(HAS_ISASCII))
+#define isALNUM(c) (isalpha((unsigned char)(c)) || isdigit((unsigned char)(c)) || c == '_')
+#define isIDFIRST(c) (isalpha((unsigned char)(c)) || (c) == '_')
+#define isALPHA(c) isalpha((unsigned char)(c))
+#define isSPACE(c) isspace((unsigned char)(c))
+#define isDIGIT(c) isdigit((unsigned char)(c))
+#define isUPPER(c) isupper((unsigned char)(c))
+#define isLOWER(c) islower((unsigned char)(c))
+#define toUPPER(c) toupper((unsigned char)(c))
+#define toLOWER(c) tolower((unsigned char)(c))
+#else
+#define isALNUM(c) (isascii(c) && (isalpha(c) || isdigit(c) || c == '_'))
+#define isIDFIRST(c) (isascii(c) && (isalpha(c) || (c) == '_'))
+#define isALPHA(c) (isascii(c) && isalpha(c))
+#define isSPACE(c) (isascii(c) && isspace(c))
+#define isDIGIT(c) (isascii(c) && isdigit(c))
+#define isUPPER(c) (isascii(c) && isupper(c))
+#define isLOWER(c) (isascii(c) && islower(c))
+#define toUPPER(c) toupper(c)
+#define toLOWER(c) tolower(c)
+#endif
+#endif /* USE_NEXT_CTYPE */
/* Line numbers are unsigned, 16 bits. */
-typedef unsigned short line_t;
+typedef U16 line_t;
#ifdef lint
#define NOLINE ((line_t)0)
#else
#define NOLINE ((line_t) 65535)
#endif
+/* XXX LEAKTEST doesn't really work in perl5. There are direct calls to
+ safemalloc() in the source, so LEAKTEST won't pick them up.
+ Further, if you try LEAKTEST, you'll also end up calling
+ Safefree, which might call safexfree() on some things that weren't
+ malloced with safexmalloc. The correct "fix" to this, if anyone
+ is interested, is to ensure that all calls go through the New and
+ Renew macros.
+ --Andy Dougherty August 1996
+*/
#ifndef lint
#ifndef LEAKTEST
-char *safemalloc();
-char *saferealloc();
-void safefree();
+#ifndef safemalloc
+
+# ifdef __cplusplus
+ extern "C" {
+# endif
+Malloc_t safemalloc _((MEM_SIZE));
+Malloc_t saferealloc _((Malloc_t, MEM_SIZE));
+Free_t safefree _((Malloc_t));
+Malloc_t safecalloc _((MEM_SIZE, MEM_SIZE));
+# ifdef __cplusplus
+ }
+# endif
+#endif
+#ifndef MSDOS
#define New(x,v,n,t) (v = (t*)safemalloc((MEM_SIZE)((n) * sizeof(t))))
#define Newc(x,v,n,t,c) (v = (c*)safemalloc((MEM_SIZE)((n) * sizeof(t))))
#define Newz(x,v,n,t) (v = (t*)safemalloc((MEM_SIZE)((n) * sizeof(t)))), \
- bzero((char*)(v), (n) * sizeof(t))
-#define Renew(v,n,t) (v = (t*)saferealloc((char*)(v),(MEM_SIZE)((n)*sizeof(t))))
-#define Renewc(v,n,t,c) (v = (c*)saferealloc((char*)(v),(MEM_SIZE)((n)*sizeof(t))))
-#define Safefree(d) safefree((char*)d)
-#define Str_new(x,len) str_new(len)
+ memzero((char*)(v), (n) * sizeof(t))
+#define Renew(v,n,t) (v = (t*)saferealloc((Malloc_t)(v),(MEM_SIZE)((n)*sizeof(t))))
+#define Renewc(v,n,t,c) (v = (c*)saferealloc((Malloc_t)(v),(MEM_SIZE)((n)*sizeof(t))))
+#else
+#define New(x,v,n,t) (v = (t*)safemalloc(((unsigned long)(n) * sizeof(t))))
+#define Newc(x,v,n,t,c) (v = (c*)safemalloc(((unsigned long)(n) * sizeof(t))))
+#define Newz(x,v,n,t) (v = (t*)safemalloc(((unsigned long)(n) * sizeof(t)))), \
+ memzero((char*)(v), (n) * sizeof(t))
+#define Renew(v,n,t) (v = (t*)saferealloc((Malloc_t)(v),((unsigned long)(n)*sizeof(t))))
+#define Renewc(v,n,t,c) (v = (c*)saferealloc((Malloc_t)(v),((unsigned long)(n)*sizeof(t))))
+#endif /* MSDOS */
+#define Safefree(d) safefree((Malloc_t)(d))
+#define NEWSV(x,len) newSV(len)
#else /* LEAKTEST */
-char *safexmalloc();
-char *safexrealloc();
-void safexfree();
+Malloc_t safexmalloc();
+Malloc_t safexrealloc();
+Free_t safexfree();
+Malloc_t safexcalloc();
#define New(x,v,n,t) (v = (t*)safexmalloc(x,(MEM_SIZE)((n) * sizeof(t))))
#define Newc(x,v,n,t,c) (v = (c*)safexmalloc(x,(MEM_SIZE)((n) * sizeof(t))))
#define Newz(x,v,n,t) (v = (t*)safexmalloc(x,(MEM_SIZE)((n) * sizeof(t)))), \
- bzero((char*)(v), (n) * sizeof(t))
-#define Renew(v,n,t) (v = (t*)safexrealloc((char*)(v),(MEM_SIZE)((n)*sizeof(t))))
-#define Renewc(v,n,t,c) (v = (c*)safexrealloc((char*)(v),(MEM_SIZE)((n)*sizeof(t))))
-#define Safefree(d) safexfree((char*)d)
-#define Str_new(x,len) str_new(x,len)
+ memzero((char*)(v), (n) * sizeof(t))
+#define Renew(v,n,t) (v = (t*)safexrealloc((Malloc_t)(v),(MEM_SIZE)((n)*sizeof(t))))
+#define Renewc(v,n,t,c) (v = (c*)safexrealloc((Malloc_t)(v),(MEM_SIZE)((n)*sizeof(t))))
+#define Safefree(d) safexfree((Malloc_t)d)
+#define NEWSV(x,len) newSV(x,len)
#define MAXXCOUNT 1200
long xcount[MAXXCOUNT];
long lastxcount[MAXXCOUNT];
#endif /* LEAKTEST */
-#define Copy(s,d,n,t) (void)bcopy((char*)(s),(char*)(d), (n) * sizeof(t))
-#define Zero(d,n,t) (void)bzero((char*)(d), (n) * sizeof(t))
+#define Move(s,d,n,t) (void)memmove((char*)(d),(char*)(s), (n) * sizeof(t))
+#define Copy(s,d,n,t) (void)memcpy((char*)(d),(char*)(s), (n) * sizeof(t))
+#define Zero(d,n,t) (void)memzero((char*)(d), (n) * sizeof(t))
#else /* lint */
#define New(x,v,n,s) (v = Null(s *))
#define Newc(x,v,n,s,c) (v = Null(s *))
#define Newz(x,v,n,s) (v = Null(s *))
#define Renew(v,n,s) (v = Null(s *))
+#define Move(s,d,n,t)
#define Copy(s,d,n,t)
#define Zero(d,n,t)
#define Safefree(d) d = d
#endif /* lint */
+
+#ifdef USE_STRUCT_COPY
+#define StructCopy(s,d,t) *((t*)(d)) = *((t*)(s))
+#else
+#define StructCopy(s,d,t) Copy(s,d,1,t)
+#endif