| 1 | /* Copyright (c) 1979 Regents of the University of California */ |
| 2 | /* |
| 3 | * pi - Pascal interpreter code translator |
| 4 | * |
| 5 | * Charles Haley, Bill Joy UCB |
| 6 | * Version 1.2 January 1979 |
| 7 | * |
| 8 | * |
| 9 | * pxp - Pascal execution profiler |
| 10 | * |
| 11 | * Bill Joy UCB |
| 12 | * Version 1.2 January 1979 |
| 13 | */ |
| 14 | |
| 15 | #include "0.h" |
| 16 | |
| 17 | #ifndef PI1 |
| 18 | /* |
| 19 | * Does the string fp end in '.' and the character c ? |
| 20 | */ |
| 21 | dotted(fp, c) |
| 22 | register char *fp; |
| 23 | char c; |
| 24 | { |
| 25 | register int i; |
| 26 | |
| 27 | i = strlen(fp); |
| 28 | return (i > 1 && fp[i - 2] == '.' && fp[i - 1] == c); |
| 29 | } |
| 30 | |
| 31 | /* |
| 32 | * Toggle the option c. |
| 33 | */ |
| 34 | togopt(c) |
| 35 | char c; |
| 36 | { |
| 37 | register char *tp; |
| 38 | |
| 39 | tp = &opts[c-'a']; |
| 40 | *tp = 1 - *tp; |
| 41 | } |
| 42 | |
| 43 | /* |
| 44 | * Set the time vector "tvec" to the |
| 45 | * modification time stamp of the current file. |
| 46 | */ |
| 47 | #include <sys/types.h> |
| 48 | #include <stat.h> |
| 49 | gettime() |
| 50 | { |
| 51 | struct stat stb; |
| 52 | |
| 53 | stat(filename, &stb); |
| 54 | tvec = stb.st_mtime; |
| 55 | } |
| 56 | |
| 57 | /* |
| 58 | * Convert a "ctime" into a Pascal styple time line |
| 59 | */ |
| 60 | myctime(tv) |
| 61 | long *tv; |
| 62 | { |
| 63 | register char *cp, *dp; |
| 64 | char *cpp; |
| 65 | register i; |
| 66 | static char mycbuf[26]; |
| 67 | |
| 68 | cpp = ctime(tv); |
| 69 | dp = mycbuf; |
| 70 | cp = cpp; |
| 71 | cpp[16] = 0; |
| 72 | while (*dp++ = *cp++); |
| 73 | dp--; |
| 74 | cp = cpp+19; |
| 75 | cpp[24] = 0; |
| 76 | while (*dp++ = *cp++); |
| 77 | return (mycbuf); |
| 78 | } |
| 79 | |
| 80 | /* |
| 81 | * Is "fp" in the command line list of names ? |
| 82 | */ |
| 83 | inpflist(fp) |
| 84 | char *fp; |
| 85 | { |
| 86 | register i, *pfp; |
| 87 | |
| 88 | pfp = pflist; |
| 89 | for (i = pflstc; i > 0; i--) |
| 90 | if (strcmp(fp, *pfp++) == 0) |
| 91 | return (1); |
| 92 | return (0); |
| 93 | } |
| 94 | #endif |
| 95 | |
| 96 | extern int errno; |
| 97 | extern char *sys_errlist[]; |
| 98 | |
| 99 | /* |
| 100 | * Boom! |
| 101 | */ |
| 102 | Perror(file, error) |
| 103 | char *file, *error; |
| 104 | { |
| 105 | |
| 106 | errno = 0; |
| 107 | sys_errlist[0] = error; |
| 108 | perror(file); |
| 109 | } |
| 110 | |
| 111 | char * |
| 112 | alloc(size) |
| 113 | int size; |
| 114 | { |
| 115 | |
| 116 | return (calloc(size, 1)); |
| 117 | } |
| 118 | |
| 119 | copy(to, from, bytes) |
| 120 | register char *to, *from; |
| 121 | register int bytes; |
| 122 | { |
| 123 | |
| 124 | if (bytes != 0) |
| 125 | do |
| 126 | *to++ = *from++; |
| 127 | while (--bytes); |
| 128 | } |
| 129 | |
| 130 | /* |
| 131 | * Is ch one of the characters in the string cp ? |
| 132 | */ |
| 133 | any(cp, ch) |
| 134 | register char *cp; |
| 135 | char ch; |
| 136 | { |
| 137 | |
| 138 | while (*cp) |
| 139 | if (*cp++ == ch) |
| 140 | return (1); |
| 141 | return (0); |
| 142 | } |
| 143 | |
| 144 | opush(c) |
| 145 | register CHAR c; |
| 146 | { |
| 147 | |
| 148 | c =- 'a'; |
| 149 | optstk[c] =<< 1; |
| 150 | optstk[c] =| opts[c]; |
| 151 | opts[c] = 1; |
| 152 | #ifdef PI0 |
| 153 | send(ROPUSH, c); |
| 154 | #endif |
| 155 | } |
| 156 | |
| 157 | opop(c) |
| 158 | register CHAR c; |
| 159 | { |
| 160 | |
| 161 | c =- 'a'; |
| 162 | opts[c] = optstk[c] & 1; |
| 163 | optstk[c] =>> 1; |
| 164 | #ifdef PI0 |
| 165 | send(ROPOP, c); |
| 166 | #endif |
| 167 | } |