1 |
greg |
1.1 |
/* RCSid: $Id$ */ |
2 |
|
|
/* |
3 |
|
|
* Standard meta-file definitions and limits |
4 |
|
|
*/ |
5 |
|
|
|
6 |
|
|
|
7 |
|
|
#include <stdio.h> |
8 |
|
|
|
9 |
|
|
#include <ctype.h> |
10 |
|
|
|
11 |
|
|
|
12 |
|
|
#define TRUE 1 |
13 |
|
|
#define FALSE 0 |
14 |
|
|
|
15 |
|
|
#define PEOF 'F' /* end of file global */ |
16 |
|
|
#define PEOP 'E' /* end of page global */ |
17 |
|
|
#define PPAUSE 'P' /* pause global */ |
18 |
|
|
#define PDRAW 'D' /* draw global */ |
19 |
|
|
#define POPEN 'O' /* open segment */ |
20 |
|
|
#define PCLOSE 'C' /* close segment */ |
21 |
|
|
#define PSET 'S' /* set global */ |
22 |
|
|
#define PUNSET 'U' /* unset global */ |
23 |
|
|
#define PRESET 'R' /* reset global to default */ |
24 |
|
|
#define PINCL 'I' /* include file */ |
25 |
|
|
|
26 |
|
|
#define PLSEG 'l' /* line segment command */ |
27 |
|
|
#define PRFILL 'r' /* rectangle fill command */ |
28 |
|
|
#define PTFILL 't' /* triangle fill command */ |
29 |
|
|
#define PMSTR 'm' /* matrix string command */ |
30 |
|
|
#define PVSTR 'v' /* vector string command */ |
31 |
|
|
#define PSEG 's' /* print segment command */ |
32 |
|
|
#define PPFILL 'p' /* polygon fill command */ |
33 |
|
|
|
34 |
|
|
#define NCOMMANDS 17 /* number of commands */ |
35 |
|
|
|
36 |
|
|
#define COML "lrtmsvpOCESURPDIF" /* command letters */ |
37 |
|
|
|
38 |
|
|
#define ADELIM '`' /* additional argument delimiter */ |
39 |
|
|
#define CDELIM '#' /* comment delimiter */ |
40 |
|
|
|
41 |
|
|
#define MAXARGS 512 /* maximum # of arguments for primitive */ |
42 |
|
|
|
43 |
|
|
#define SALL 0 /* set all */ |
44 |
|
|
#define SPAT0 04 /* set pattern 0 */ |
45 |
|
|
#define SPAT1 05 /* set pattern 1 */ |
46 |
|
|
#define SPAT2 06 /* set pattern 2 */ |
47 |
|
|
#define SPAT3 07 /* set pattern 3 */ |
48 |
|
|
|
49 |
|
|
#define SYSTEM 0 /* system error, internal, fatal */ |
50 |
|
|
#define USER 1 /* user error, fatal */ |
51 |
|
|
#define WARNING 2 /* user error, not fatal */ |
52 |
|
|
|
53 |
|
|
#ifdef UNIX |
54 |
|
|
#define TDIR "/tmp/" /* directory for temporary files */ |
55 |
|
|
#ifndef MDIR |
56 |
|
|
#define MDIR "/usr/local/lib/meta/" /* directory for metafiles */ |
57 |
|
|
#endif |
58 |
|
|
#define TTY "/dev/tty" /* console name */ |
59 |
|
|
#endif |
60 |
|
|
|
61 |
|
|
#ifdef MAC |
62 |
|
|
#define TDIR "5:tmp/" /* directory for temporary files */ |
63 |
|
|
#define MDIR "/meta/" /* directory for metafiles */ |
64 |
|
|
#define TTY ".con" /* console name */ |
65 |
|
|
#endif |
66 |
|
|
|
67 |
|
|
#ifdef CPM |
68 |
|
|
#define TDIR "0/" /* directory for temporary files */ |
69 |
|
|
#define MDIR "0/" /* directory for metafiles */ |
70 |
|
|
#define TTY "CON:" /* console name */ |
71 |
|
|
#endif |
72 |
|
|
|
73 |
|
|
#define MAXFNAME 64 /* maximum file name length */ |
74 |
|
|
|
75 |
|
|
#define XYSIZE (1<<14) /* metafile coordinate size */ |
76 |
|
|
|
77 |
|
|
#define max(x, y) ((x) > (y) ? (x) : (y)) |
78 |
|
|
#define min(x, y) ((x) < (y) ? (x) : (y)) |
79 |
|
|
|
80 |
|
|
#define abs(x) ((x) < 0 ? -(x) : (x)) |
81 |
|
|
|
82 |
|
|
#define iscom(c) (comndx(c) != -1) |
83 |
|
|
#define isglob(c) isupper(c) |
84 |
|
|
#define isprim(c) islower(c) |
85 |
|
|
|
86 |
|
|
#define WIDTH(wspec) ((wspec)==0 ? 0 : 12*(1<<(wspec))) |
87 |
|
|
#define CONV(coord, size) ((int)(((long)(coord)*(size))>>14)) |
88 |
|
|
#define ICONV(dcoord, size) ((int)(((long)(dcoord)<<14)/(size))) |
89 |
|
|
|
90 |
|
|
#define XMN 0 /* index in xy array for xmin */ |
91 |
|
|
#define YMN 1 /* index in xy array for ymin */ |
92 |
|
|
#define XMX 2 /* index in xy array for xmax */ |
93 |
|
|
#define YMX 3 /* index in xy array for ymax */ |
94 |
|
|
|
95 |
|
|
|
96 |
|
|
/* |
97 |
|
|
* Structure definitions for primitives |
98 |
|
|
*/ |
99 |
|
|
|
100 |
|
|
struct primitive { /* output primitive */ |
101 |
|
|
short com, /* command (0 - 127) */ |
102 |
|
|
arg0; /* first argument (1 byte) */ |
103 |
|
|
int xy[4]; /* extent=(xmin,ymin,xmax,ymax) */ |
104 |
|
|
char *args; /* additional arguments */ |
105 |
|
|
struct primitive *pnext; /* next primitive */ |
106 |
|
|
}; |
107 |
|
|
|
108 |
|
|
typedef struct primitive PRIMITIVE; |
109 |
|
|
|
110 |
|
|
struct plist { /* list of primitives */ |
111 |
|
|
PRIMITIVE *ptop, *pbot; |
112 |
|
|
}; |
113 |
|
|
|
114 |
|
|
typedef struct plist PLIST; |
115 |
|
|
|
116 |
|
|
|
117 |
|
|
/* |
118 |
|
|
* External declarations |
119 |
|
|
*/ |
120 |
|
|
|
121 |
|
|
char *malloc(), *savestr(); |
122 |
|
|
|
123 |
|
|
PRIMITIVE *palloc(), *pop(); |
124 |
|
|
|
125 |
|
|
FILE *efopen(), *mfopen(); |
126 |
|
|
|
127 |
|
|
extern char coms[]; |
128 |
|
|
|
129 |
|
|
extern char errmsg[]; |
130 |
|
|
|
131 |
|
|
extern char *progname; |