Commit | Line | Data |
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6172cbb3 CH |
1 | /* Copyright (c) 1979 Regents of the University of California */ |
2 | #include "whoami" | |
3 | /* | |
4 | * pi - Pascal interpreter code translator | |
5 | * | |
6 | * Charles Haley, Bill Joy UCB | |
7 | * Version 1.2 November 1978 | |
8 | * | |
9 | * | |
10 | * pxp - Pascal execution profiler | |
11 | * | |
12 | * Bill Joy UCB | |
13 | * Version 1.2 November 1978 | |
14 | */ | |
15 | ||
16 | #include "0.h" | |
17 | ||
18 | #ifndef PI1 | |
19 | /* | |
20 | * Does the string fp end in '.' and the character c ? | |
21 | */ | |
22 | dotted(fp, c) | |
23 | register char *fp; | |
24 | char c; | |
25 | { | |
26 | register int i; | |
27 | ||
28 | i = strlen(fp); | |
29 | return (i > 1 && fp[i - 2] == '.' && fp[i - 1] == c); | |
30 | } | |
31 | ||
32 | /* | |
33 | * Toggle the option c. | |
34 | */ | |
35 | togopt(c) | |
36 | char c; | |
37 | { | |
38 | register char *tp; | |
39 | ||
40 | tp = &opts[c-'a']; | |
41 | *tp = 1 - *tp; | |
42 | } | |
43 | ||
44 | /* | |
45 | * Set the time vector "tvec" to the | |
46 | * modification time stamp of a file. | |
47 | */ | |
48 | gettime( filename ) | |
49 | char *filename; | |
50 | { | |
51 | #include <stat.h> | |
52 | struct stat stb; | |
53 | ||
54 | stat(filename, &stb); | |
55 | tvec = stb.st_mtime; | |
56 | } | |
57 | ||
58 | /* | |
59 | * Convert a "ctime" into a Pascal styple time line | |
60 | */ | |
61 | char * | |
62 | myctime(tv) | |
63 | int *tv; | |
64 | { | |
65 | register char *cp, *dp; | |
66 | char *cpp; | |
67 | register i; | |
68 | static char mycbuf[26]; | |
69 | ||
70 | cpp = ctime(tv); | |
71 | dp = mycbuf; | |
72 | cp = cpp; | |
73 | cpp[16] = 0; | |
74 | while (*dp++ = *cp++); | |
75 | dp--; | |
76 | cp = cpp+19; | |
77 | cpp[24] = 0; | |
78 | while (*dp++ = *cp++); | |
79 | return (mycbuf); | |
80 | } | |
81 | ||
82 | /* | |
83 | * Is "fp" in the command line list of names ? | |
84 | */ | |
85 | inpflist(fp) | |
86 | char *fp; | |
87 | { | |
88 | register i, *pfp; | |
89 | ||
90 | pfp = pflist; | |
91 | for (i = pflstc; i > 0; i--) | |
92 | if (strcmp(fp, *pfp++) == 0) | |
93 | return (1); | |
94 | return (0); | |
95 | } | |
96 | #endif | |
97 | ||
98 | extern int errno; | |
99 | extern char *sys_errlist[]; | |
100 | ||
101 | /* | |
102 | * Boom! | |
103 | */ | |
104 | Perror(file, error) | |
105 | char *file, *error; | |
106 | { | |
107 | ||
108 | errno = 0; | |
109 | sys_errlist[0] = error; | |
110 | perror(file); | |
111 | } | |
112 | ||
113 | int * | |
114 | calloc(num, size) | |
115 | int num, size; | |
116 | { | |
117 | register int p1, *p2, nbyte; | |
118 | ||
119 | nbyte = (num*size+( ( sizeof ( int ) ) - 1 ) ) & ~( ( sizeof ( int ) ) - 1 ); | |
120 | if ((p1 = malloc(nbyte)) == -1 || p1==0) | |
121 | return (-1); | |
122 | p2 = p1; | |
123 | nbyte /= sizeof ( int ); | |
124 | do { | |
125 | *p2++ = 0; | |
126 | } while (--nbyte); | |
127 | return (p1); | |
128 | } | |
129 | ||
130 | /* | |
131 | * Compare strings: s1>s2: >0 s1==s2: 0 s1<s2: <0 | |
132 | */ | |
133 | strcmp(s1, s2) | |
134 | register char *s1, *s2; | |
135 | { | |
136 | ||
137 | while (*s1 == *s2++) | |
138 | if (*s1++=='\0') | |
139 | return (0); | |
140 | return (*s1 - *--s2); | |
141 | } | |
142 | ||
143 | /* | |
144 | * Copy string s2 to s1. | |
145 | * S1 must be large enough. | |
146 | * Return s1. | |
147 | */ | |
148 | strcpy(s1, s2) | |
149 | register char *s1, *s2; | |
150 | { | |
151 | register os1; | |
152 | ||
153 | os1 = s1; | |
154 | while (*s1++ = *s2++) | |
155 | continue; | |
156 | return (os1); | |
157 | } | |
158 | ||
159 | /* | |
160 | * Strlen is currently a freebie of perror | |
161 | * Take the length of a string. | |
162 | * Note that this does not include the trailing null! | |
163 | strlen(cp) | |
164 | register char *cp; | |
165 | { | |
166 | register int i; | |
167 | ||
168 | for (i = 0; *cp != 0; cp++) | |
169 | i++; | |
170 | return (i); | |
171 | } | |
172 | */ | |
173 | copy(to, from, bytes) | |
174 | register char *to, *from; | |
175 | register int bytes; | |
176 | { | |
177 | ||
178 | if (bytes != 0) | |
179 | do | |
180 | *to++ = *from++; | |
181 | while (--bytes); | |
182 | } | |
183 | ||
184 | /* | |
185 | * Is ch one of the characters in the string cp ? | |
186 | */ | |
187 | any(cp, ch) | |
188 | register char *cp; | |
189 | char ch; | |
190 | { | |
191 | ||
192 | while (*cp) | |
193 | if (*cp++ == ch) | |
194 | return (1); | |
195 | return (0); | |
196 | } | |
197 | ||
198 | opush(c) | |
199 | register CHAR c; | |
200 | { | |
201 | ||
202 | c -= 'a'; | |
203 | optstk[c] <<= 1; | |
204 | optstk[c] |= opts[c]; | |
205 | opts[c] = 1; | |
206 | #ifdef PI0 | |
207 | send(ROPUSH, c); | |
208 | #endif | |
209 | } | |
210 | ||
211 | opop(c) | |
212 | register CHAR c; | |
213 | { | |
214 | ||
215 | c -= 'a'; | |
216 | opts[c] = optstk[c] & 1; | |
217 | optstk[c] >>= 1; | |
218 | #ifdef PI0 | |
219 | send(ROPOP, c); | |
220 | #endif | |
221 | } |