Commit | Line | Data |
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ebd61f12 | 1 | static char *sccsid = "@(#)error.c 2.1 (Berkeley) %G%"; |
6ef1487c PK |
2 | /* Copyright (c) 1979 Regents of the University of California */ |
3 | /* | |
4 | * pi - Pascal interpreter code translator | |
5 | * | |
6 | * Charles Haley, Bill Joy UCB | |
7 | * Version 1.2 January 1979 | |
8 | * | |
9 | * | |
10 | * pxp - Pascal execution profiler | |
11 | * | |
12 | * Bill Joy UCB | |
13 | * Version 1.2 January 1979 | |
14 | */ | |
15 | ||
84ef74c0 | 16 | #include "whoami.h" |
6ef1487c PK |
17 | #include "0.h" |
18 | #include "yy.h" | |
19 | ||
20 | #ifdef PXP | |
21 | extern int yyline; | |
22 | extern char errout; | |
23 | #endif | |
24 | ||
f4e01610 | 25 | char errpfx = 'E'; |
6ef1487c PK |
26 | extern int yyline; |
27 | /* | |
28 | * Panic is called when impossible | |
29 | * (supposedly, anyways) situations | |
30 | * are encountered. | |
31 | #ifdef PI | |
32 | * Panic messages should be short | |
33 | * as they do not go to the message | |
34 | * file. | |
35 | #endif | |
36 | */ | |
37 | panic(s) | |
38 | char *s; | |
39 | { | |
40 | ||
41 | #ifdef DEBUG | |
42 | fprintf(stderr, "Snark (%s) line=%d yyline=%d\n", s, line, yyline); | |
43 | #endif | |
44 | #ifdef PXP | |
45 | Perror( "Snark in pxp", s); | |
46 | #endif | |
47 | #ifdef PI | |
48 | Perror( "Snark in pi", s); | |
49 | #endif | |
50 | pexit(DIED); | |
51 | } | |
52 | ||
53 | extern char *errfile; | |
54 | /* | |
55 | * Error is called for | |
56 | * semantic errors and | |
57 | * prints the error and | |
58 | * a line number. | |
59 | */ | |
60 | error(a1, a2, a3, a4) | |
61 | { | |
62 | #ifdef PI | |
63 | char buf[256]; | |
64 | register int i; | |
65 | #endif | |
66 | #ifdef PXP | |
67 | /* | |
68 | int ofout; | |
69 | */ | |
70 | #endif | |
71 | ||
8e00b863 PK |
72 | if (errpfx == 'w' && opt('w') != 0) { |
73 | errpfx == 'E'; | |
6ef1487c | 74 | return; |
8e00b863 | 75 | } |
6ef1487c PK |
76 | #ifdef PXP |
77 | /* | |
78 | flush(); | |
79 | ofout = fout[0]; | |
80 | fout[0] = errout; | |
81 | */ | |
82 | #endif | |
83 | #ifdef PI | |
84 | Enocascade = 0; | |
85 | geterr(a1, buf); | |
86 | a1 = buf; | |
87 | #endif | |
88 | if (line < 0) | |
89 | line = -line; | |
90 | yySsync(); | |
91 | yysetfile(filename); | |
92 | #ifdef PI | |
93 | if (errpfx == ' ') { | |
94 | printf(" "); | |
95 | for (i = line; i >= 10; i =/ 10) | |
96 | putchar(' '); | |
97 | printf("... "); | |
98 | } else if (Enoline) | |
99 | printf(" %c - ", errpfx); | |
100 | else | |
101 | #endif | |
102 | fprintf(stderr, "%c %d - ", errpfx, line); | |
103 | fprintf(stderr, a1, a2, a3, a4); | |
104 | if (errpfx == 'E') | |
105 | #ifdef PI | |
106 | eflg++, cgenflg++; | |
107 | #endif | |
108 | #ifdef PXP | |
109 | eflg++; | |
110 | #endif | |
111 | errpfx = 'E'; | |
112 | #ifdef PI | |
113 | if (Eholdnl) | |
114 | Eholdnl = 0; | |
115 | else | |
116 | #endif | |
117 | putc('\n', stderr); | |
118 | #ifdef PXP | |
119 | /* | |
120 | flush(); | |
121 | fout[0] = ofout; | |
122 | */ | |
123 | #endif | |
124 | } | |
125 | ||
126 | #ifdef PI | |
127 | cerror(a1, a2, a3, a4) | |
128 | { | |
129 | ||
130 | if (Enocascade) | |
131 | return; | |
132 | setpfx(' '); | |
133 | error(a1, a2, a3, a4); | |
134 | } | |
135 | #endif |