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3cd5310a DF |
1 | /* |
2 | * Copyright (c) 1980 Regents of the University of California. | |
3 | * All rights reserved. The Berkeley software License Agreement | |
4 | * specifies the terms and conditions for redistribution. | |
5 | * | |
6 | * @(#)defs.h 5.1 (Berkeley) %G% | |
7 | */ | |
d6dc6657 ML |
8 | |
9 | /* | |
10 | * Global debugger defines. | |
11 | * | |
12 | * All files include this header. | |
13 | */ | |
14 | ||
15 | #include <stdio.h> | |
16 | ||
17 | /* | |
18 | * Since C does not allow forward referencing of types, | |
19 | * all the global types are declared here. | |
20 | */ | |
21 | ||
22 | #define LOCAL static | |
23 | #define NIL 0 | |
24 | ||
25 | typedef int BOOLEAN; | |
26 | ||
27 | #define FALSE 0 | |
28 | #define TRUE 1 | |
29 | ||
30 | typedef unsigned int ADDRESS; /* object code addresses */ | |
31 | typedef short LINENO; /* source file line numbers */ | |
32 | typedef struct sym SYM; /* symbol information structure */ | |
33 | typedef struct symtab SYMTAB; /* symbol table */ | |
34 | typedef struct node NODE; /* expression tree node */ | |
35 | typedef short OP; /* tree operator */ | |
36 | typedef struct opinfo OPINFO; /* tree operator information table */ | |
37 | typedef unsigned int WORD; /* machine word */ | |
38 | typedef unsigned char BYTE; /* machine byte */ | |
39 | typedef struct frame FRAME; /* runtime activation record */ | |
40 | ||
41 | /* | |
42 | * Definitions of standard C library routines that aren't in the | |
43 | * standard I/O library, but which are generally useful. | |
44 | */ | |
45 | ||
46 | extern long atol(); /* ascii to long */ | |
47 | extern double atof(); /* ascii to floating point */ | |
48 | extern char *mktemp(); /* make a temporary file name */ | |
49 | ||
50 | /* | |
51 | * Definitions of library routines. | |
52 | */ | |
53 | ||
54 | char *cmdname; /* name of command for error messages */ | |
55 | char *errfilename; /* current file associated with error */ | |
56 | short errlineno; /* line number associated with error */ | |
57 | ||
58 | error(); /* print an error message */ | |
59 | panic(); /* print error message and exit */ | |
60 | short numerrors(); /* return number of errors since last call */ | |
61 | ||
62 | /* | |
63 | * defintions for doing memory allocation | |
64 | */ | |
65 | ||
66 | extern char *malloc(); | |
67 | ||
68 | #define alloc(n, type) ((type *) malloc((unsigned) (n) * sizeof(type))) | |
69 | #define dispose(p) { free((char *) p); p = NIL; } | |
70 | ||
71 | /* | |
72 | * macros for doing freads + fwrites | |
73 | */ | |
74 | ||
75 | #define get(fp, var) fread((char *) &(var), sizeof(var), 1, fp) | |
76 | #define put(fp, var) fwrite((char *) &(var), sizeof(var), 1, fp) | |
77 | ||
78 | /* | |
79 | * string definitions | |
80 | */ | |
81 | ||
82 | extern char *strcpy(); | |
83 | extern int strlen(); | |
84 | ||
85 | #define strdup(s) strcpy(malloc((unsigned) strlen(s) + 1), s) | |
86 | #define streq(s1, s2) (strcmp(s1, s2) == 0) |