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