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/* $RCSfile: handy.h,v $$Revision: 4.1 $$Date: 92/08/07 18:21:46 $
*
* Copyright (c) 1991, Larry Wall
*
* 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 4.1 92/08/07 18:21:46 lwall
*
* Revision 4.0.1.4 92/06/08 13:23:17 lwall
* patch20: isascii() may now be supplied by a library routine
* patch20: Perl now distinguishes overlapped copies from non-overlapped
*
* Revision 4.0.1.3 91/11/05 22:54:26 lwall
* patch11: erratum
*
* Revision 4.0.1.2 91/11/05 17:23:38 lwall
* patch11: prepared for ctype implementations that don't define isascii()
*
* Revision 4.0.1.1 91/06/07 11:09:56 lwall
* patch4: new copyright notice
*
* Revision 4.0 91/03/20 01:22:15 lwall
* 4.0 baseline.
*
*/
#if !defined(__STDC__)
#ifdef NULL
#undef NULL
#endif
#ifndef I286
# define NULL 0
#else
# define NULL 0L
#endif
#endif
#define Null(type) ((type)NULL)
#define Nullch Null(char*)
#define Nullfp Null(FILE*)
#define Nullsv Null(SV*)
#ifdef UTS
#define bool int
#else
#define bool char
#endif
#ifdef TRUE
#undef TRUE
#endif
#ifdef FALSE
#undef FALSE
#endif
#define TRUE (1)
#define FALSE (0)
#ifdef UNICOS
#define I8 char
#define U8 unsigned char
#define I16 short
#define U16 unsigned short
#define I32 int
#define U32 unsigned int
#else
typedef char I8;
typedef unsigned char U8;
typedef short I16;
typedef unsigned short U16;
#if INTSIZE == 4
typedef int I32;
typedef unsigned int U32;
#else
typedef long I32;
typedef unsigned long U32;
#endif
#endif /* UNICOS */
#define Ctl(ch) (ch & 037)
#define strNE(s1,s2) (strcmp(s1,s2))
#define strEQ(s1,s2) (!strcmp(s1,s2))
#define strLT(s1,s2) (strcmp(s1,s2) < 0)
#define strLE(s1,s2) (strcmp(s1,s2) <= 0)
#define strGT(s1,s2) (strcmp(s1,s2) > 0)
#define strGE(s1,s2) (strcmp(s1,s2) >= 0)
#define strnNE(s1,s2,l) (strncmp(s1,s2,l))
#define strnEQ(s1,s2,l) (!strncmp(s1,s2,l))
#ifdef HAS_SETLOCALE /* XXX Is there a better test for this? */
# ifndef CTYPE256
# define CTYPE256
# endif
#endif
#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))
#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))
#endif
/* Line numbers are unsigned, 16 bits. */
typedef U16 line_t;
#ifdef lint
#define NOLINE ((line_t)0)
#else
#define NOLINE ((line_t) 65535)
#endif
#ifndef lint
#ifndef LEAKTEST
#ifndef safemalloc
char *safemalloc();
char *saferealloc();
void safefree();
#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)))), \
memzero((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))))
#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((char*)(v),((unsigned long)(n)*sizeof(t))))
#define Renewc(v,n,t,c) (v = (c*)saferealloc((char*)(v),((unsigned long)(n)*sizeof(t))))
#endif /* MSDOS */
#define Safefree(d) safefree((char*)d)
#define NEWSV(x,len) newSV(len)
#else /* LEAKTEST */
char *safexmalloc();
char *safexrealloc();
void safexfree();
#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)))), \
memzero((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 NEWSV(x,len) newSV(x,len)
#define MAXXCOUNT 1200
long xcount[MAXXCOUNT];
long lastxcount[MAXXCOUNT];
#endif /* LEAKTEST */
#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
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