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1 | /* $RCSfile: handy.h,v $$Revision: 4.1 $$Date: 92/08/07 18:21:46 $ |
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2 | * |
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3 | * Copyright (c) 1991, Larry Wall |
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4 | * |
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5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. |
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7 | * |
8 | * $Log: handy.h,v $ |
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9 | * Revision 4.1 92/08/07 18:21:46 lwall |
10 | * |
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11 | * Revision 4.0.1.4 92/06/08 13:23:17 lwall |
12 | * patch20: isascii() may now be supplied by a library routine |
13 | * patch20: Perl now distinguishes overlapped copies from non-overlapped |
14 | * |
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15 | * Revision 4.0.1.3 91/11/05 22:54:26 lwall |
16 | * patch11: erratum |
17 | * |
18 | * Revision 4.0.1.2 91/11/05 17:23:38 lwall |
19 | * patch11: prepared for ctype implementations that don't define isascii() |
20 | * |
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21 | * Revision 4.0.1.1 91/06/07 11:09:56 lwall |
22 | * patch4: new copyright notice |
23 | * |
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24 | * Revision 4.0 91/03/20 01:22:15 lwall |
25 | * 4.0 baseline. |
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26 | * |
27 | */ |
28 | |
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29 | #ifdef NULL |
30 | #undef NULL |
31 | #endif |
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32 | #ifndef I286 |
33 | # define NULL 0 |
34 | #else |
35 | # define NULL 0L |
36 | #endif |
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37 | #define Null(type) ((type)NULL) |
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38 | #define Nullch Null(char*) |
39 | #define Nullfp Null(FILE*) |
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40 | #define Nullsv Null(SV*) |
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41 | |
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42 | #ifdef UTS |
43 | #define bool int |
44 | #else |
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45 | #define bool char |
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46 | #endif |
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47 | |
48 | #ifdef TRUE |
49 | #undef TRUE |
50 | #endif |
51 | #ifdef FALSE |
52 | #undef FALSE |
53 | #endif |
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54 | #define TRUE (1) |
55 | #define FALSE (0) |
56 | |
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57 | typedef char I8; |
58 | typedef unsigned char U8; |
59 | |
60 | typedef short I16; |
61 | typedef unsigned short U16; |
62 | |
63 | #if INTSIZE == 4 |
64 | typedef int I32; |
65 | typedef unsigned int U32; |
66 | #else |
67 | typedef long I32; |
68 | typedef unsigned long U32; |
69 | #endif |
70 | |
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71 | #define Ctl(ch) (ch & 037) |
72 | |
73 | #define strNE(s1,s2) (strcmp(s1,s2)) |
74 | #define strEQ(s1,s2) (!strcmp(s1,s2)) |
75 | #define strLT(s1,s2) (strcmp(s1,s2) < 0) |
76 | #define strLE(s1,s2) (strcmp(s1,s2) <= 0) |
77 | #define strGT(s1,s2) (strcmp(s1,s2) > 0) |
78 | #define strGE(s1,s2) (strcmp(s1,s2) >= 0) |
79 | #define strnNE(s1,s2,l) (strncmp(s1,s2,l)) |
80 | #define strnEQ(s1,s2,l) (!strncmp(s1,s2,l)) |
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81 | |
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82 | #if defined(CTYPE256) || (!defined(isascii) && !defined(HAS_ISASCII)) |
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83 | #define isALNUM(c) (isalpha(c) || isdigit(c) || c == '_') |
84 | #define isIDFIRST(c) (isalpha(c) || (c) == '_') |
85 | #define isALPHA(c) isalpha(c) |
86 | #define isSPACE(c) isspace(c) |
87 | #define isDIGIT(c) isdigit(c) |
88 | #define isUPPER(c) isupper(c) |
89 | #define isLOWER(c) islower(c) |
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90 | #else |
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91 | #define isALNUM(c) (isascii(c) && (isalpha(c) || isdigit(c) || c == '_')) |
92 | #define isIDFIRST(c) (isascii(c) && (isalpha(c) || (c) == '_')) |
93 | #define isALPHA(c) (isascii(c) && isalpha(c)) |
94 | #define isSPACE(c) (isascii(c) && isspace(c)) |
95 | #define isDIGIT(c) (isascii(c) && isdigit(c)) |
96 | #define isUPPER(c) (isascii(c) && isupper(c)) |
97 | #define isLOWER(c) (isascii(c) && islower(c)) |
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98 | #endif |
99 | |
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100 | /* Line numbers are unsigned, 16 bits. */ |
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101 | typedef U16 line_t; |
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102 | #ifdef lint |
103 | #define NOLINE ((line_t)0) |
104 | #else |
105 | #define NOLINE ((line_t) 65535) |
106 | #endif |
107 | |
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108 | #ifndef lint |
109 | #ifndef LEAKTEST |
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110 | #ifndef safemalloc |
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111 | char *safemalloc(); |
112 | char *saferealloc(); |
113 | void safefree(); |
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114 | #endif |
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115 | #ifndef MSDOS |
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116 | #define New(x,v,n,t) (v = (t*)safemalloc((MEM_SIZE)((n) * sizeof(t)))) |
117 | #define Newc(x,v,n,t,c) (v = (c*)safemalloc((MEM_SIZE)((n) * sizeof(t)))) |
118 | #define Newz(x,v,n,t) (v = (t*)safemalloc((MEM_SIZE)((n) * sizeof(t)))), \ |
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119 | memzero((char*)(v), (n) * sizeof(t)) |
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120 | #define Renew(v,n,t) (v = (t*)saferealloc((char*)(v),(MEM_SIZE)((n)*sizeof(t)))) |
121 | #define Renewc(v,n,t,c) (v = (c*)saferealloc((char*)(v),(MEM_SIZE)((n)*sizeof(t)))) |
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122 | #else |
123 | #define New(x,v,n,t) (v = (t*)safemalloc(((unsigned long)(n) * sizeof(t)))) |
124 | #define Newc(x,v,n,t,c) (v = (c*)safemalloc(((unsigned long)(n) * sizeof(t)))) |
125 | #define Newz(x,v,n,t) (v = (t*)safemalloc(((unsigned long)(n) * sizeof(t)))), \ |
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126 | memzero((char*)(v), (n) * sizeof(t)) |
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127 | #define Renew(v,n,t) (v = (t*)saferealloc((char*)(v),((unsigned long)(n)*sizeof(t)))) |
128 | #define Renewc(v,n,t,c) (v = (c*)saferealloc((char*)(v),((unsigned long)(n)*sizeof(t)))) |
129 | #endif /* MSDOS */ |
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130 | #define Safefree(d) safefree((char*)d) |
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131 | #define NEWSV(x,len) newSV(len) |
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132 | #else /* LEAKTEST */ |
133 | char *safexmalloc(); |
134 | char *safexrealloc(); |
135 | void safexfree(); |
136 | #define New(x,v,n,t) (v = (t*)safexmalloc(x,(MEM_SIZE)((n) * sizeof(t)))) |
137 | #define Newc(x,v,n,t,c) (v = (c*)safexmalloc(x,(MEM_SIZE)((n) * sizeof(t)))) |
138 | #define Newz(x,v,n,t) (v = (t*)safexmalloc(x,(MEM_SIZE)((n) * sizeof(t)))), \ |
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139 | memzero((char*)(v), (n) * sizeof(t)) |
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140 | #define Renew(v,n,t) (v = (t*)safexrealloc((char*)(v),(MEM_SIZE)((n)*sizeof(t)))) |
141 | #define Renewc(v,n,t,c) (v = (c*)safexrealloc((char*)(v),(MEM_SIZE)((n)*sizeof(t)))) |
142 | #define Safefree(d) safexfree((char*)d) |
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143 | #define NEWSV(x,len) newSV(x,len) |
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144 | #define MAXXCOUNT 1200 |
145 | long xcount[MAXXCOUNT]; |
146 | long lastxcount[MAXXCOUNT]; |
147 | #endif /* LEAKTEST */ |
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148 | #define Move(s,d,n,t) (void)memmove((char*)(d),(char*)(s), (n) * sizeof(t)) |
149 | #define Copy(s,d,n,t) (void)memcpy((char*)(d),(char*)(s), (n) * sizeof(t)) |
150 | #define Zero(d,n,t) (void)memzero((char*)(d), (n) * sizeof(t)) |
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151 | #else /* lint */ |
152 | #define New(x,v,n,s) (v = Null(s *)) |
153 | #define Newc(x,v,n,s,c) (v = Null(s *)) |
154 | #define Newz(x,v,n,s) (v = Null(s *)) |
155 | #define Renew(v,n,s) (v = Null(s *)) |
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156 | #define Move(s,d,n,t) |
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157 | #define Copy(s,d,n,t) |
158 | #define Zero(d,n,t) |
159 | #define Safefree(d) d = d |
160 | #endif /* lint */ |
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161 | |
162 | #ifdef STRUCTCOPY |
163 | #define StructCopy(s,d,t) *((t*)(d)) = *((t*)(s)) |
164 | #else |
165 | #define StructCopy(s,d,t) Copy(s,d,1,t) |
166 | #endif |