1 61f5c35c 2004-05-15 devnull #include <u.h>
2 61f5c35c 2004-05-15 devnull #include <libc.h>
3 61f5c35c 2004-05-15 devnull #include <bio.h>
4 61f5c35c 2004-05-15 devnull #include <ctype.h>
5 61f5c35c 2004-05-15 devnull #include "common.h"
6 61f5c35c 2004-05-15 devnull #include "tr2post.h"
7 61f5c35c 2004-05-15 devnull #include "comments.h"
8 61f5c35c 2004-05-15 devnull #include "path.h"
10 61f5c35c 2004-05-15 devnull char *printdesclang = 0;
11 61f5c35c 2004-05-15 devnull char *encoding = 0;
12 61f5c35c 2004-05-15 devnull int devres;
13 61f5c35c 2004-05-15 devnull int unitwidth;
14 61f5c35c 2004-05-15 devnull int nspechars = 0;
15 61f5c35c 2004-05-15 devnull struct charent spechars[MAXSPECHARS];
17 61f5c35c 2004-05-15 devnull #define NDESCTOKS 9
18 61f5c35c 2004-05-15 devnull static char *desctoks[NDESCTOKS] = {
20 61f5c35c 2004-05-15 devnull "Encoding",
26 61f5c35c 2004-05-15 devnull "unitwidth",
27 61f5c35c 2004-05-15 devnull "charset"
30 61f5c35c 2004-05-15 devnull char *spechar[MAXSPECHARS];
33 61f5c35c 2004-05-15 devnull hash(char *s, int l) {
34 61f5c35c 2004-05-15 devnull unsigned i;
36 61f5c35c 2004-05-15 devnull for (i=0; *s; s++)
37 61f5c35c 2004-05-15 devnull i = i*10 + *s;
38 61f5c35c 2004-05-15 devnull return(i % l);
42 61f5c35c 2004-05-15 devnull readDESC(void) {
43 61f5c35c 2004-05-15 devnull char token[MAXTOKENSIZE];
44 61f5c35c 2004-05-15 devnull char *descnameformat = "%s/dev%s/DESC";
45 61f5c35c 2004-05-15 devnull char *descfilename = 0;
46 61f5c35c 2004-05-15 devnull Biobuf *bfd;
47 e8fb1d3e 2004-05-17 devnull Biobuf *Bfd;
48 61f5c35c 2004-05-15 devnull int i, state = -1;
49 61f5c35c 2004-05-15 devnull int fontindex = 0;
51 61f5c35c 2004-05-15 devnull if (debug) Bprint(Bstderr, "readDESC()\n");
52 61f5c35c 2004-05-15 devnull descfilename = galloc(descfilename, strlen(descnameformat)+strlen(FONTDIR)
53 b855148c 2004-05-16 devnull +strlen(devname), "readdesc");
54 61f5c35c 2004-05-15 devnull sprint(descfilename, descnameformat, FONTDIR, devname);
55 e8fb1d3e 2004-05-17 devnull if ((bfd = Bopen(unsharp(descfilename), OREAD)) == 0) {
56 61f5c35c 2004-05-15 devnull error(WARNING, "cannot open file %s\n", descfilename);
57 61f5c35c 2004-05-15 devnull return(0);
59 b855148c 2004-05-16 devnull Bfd = bfd; /* &(bfd->Biobufhdr); */
61 61f5c35c 2004-05-15 devnull while (Bgetfield(Bfd, 's', token, MAXTOKENSIZE) > 0) {
62 61f5c35c 2004-05-15 devnull for (i=0; i<NDESCTOKS; i++) {
63 61f5c35c 2004-05-15 devnull if (strcmp(desctoks[i], token) == 0) {
64 61f5c35c 2004-05-15 devnull state = i;
68 61f5c35c 2004-05-15 devnull if (i<NDESCTOKS) continue;
69 61f5c35c 2004-05-15 devnull switch (state) {
71 61f5c35c 2004-05-15 devnull printdesclang=galloc(printdesclang, strlen(token)+1, "readdesc:");
72 61f5c35c 2004-05-15 devnull strcpy(printdesclang, token);
73 61f5c35c 2004-05-15 devnull if (debug) Bprint(Bstderr, "PDL %s\n", token);
76 61f5c35c 2004-05-15 devnull encoding=galloc(encoding, strlen(token)+1, "readdesc:");
77 61f5c35c 2004-05-15 devnull strcpy(encoding, token);
78 61f5c35c 2004-05-15 devnull if (debug) Bprint(Bstderr, "encoding %s\n", token);
81 61f5c35c 2004-05-15 devnull if (fontmnt <=0) {
82 3bd56b04 2005-09-09 devnull if (!isdigit((uchar)*token)) {
83 61f5c35c 2004-05-15 devnull error(WARNING, "readdesc: expecting number of fonts in mount table.\n");
84 61f5c35c 2004-05-15 devnull return(FALSE);
86 61f5c35c 2004-05-15 devnull fontmnt = atoi(token) + 1;
87 61f5c35c 2004-05-15 devnull fontmtab = galloc(fontmtab, fontmnt*sizeof(char *), "readdesc:");
89 61f5c35c 2004-05-15 devnull for (i=0; i<fontmnt; i++)
90 61f5c35c 2004-05-15 devnull fontmtab[i] = 0;
91 61f5c35c 2004-05-15 devnull fontindex = 0;
93 61f5c35c 2004-05-15 devnull mountfont(++fontindex, token);
94 61f5c35c 2004-05-15 devnull findtfn(token, TRUE);
98 61f5c35c 2004-05-15 devnull /* I don't really care about sizes */
101 61f5c35c 2004-05-15 devnull /* device resolution in dots per inch */
102 3bd56b04 2005-09-09 devnull if (!isdigit((uchar)*token)) {
103 61f5c35c 2004-05-15 devnull error(WARNING, "readdesc: expecting device resolution.\n");
104 61f5c35c 2004-05-15 devnull return(FALSE);
106 61f5c35c 2004-05-15 devnull devres = atoi(token);
107 61f5c35c 2004-05-15 devnull if (debug) Bprint(Bstderr, "res %d\n", devres);
110 61f5c35c 2004-05-15 devnull /* I don't really care about horizontal motion resolution */
111 61f5c35c 2004-05-15 devnull if (debug) Bprint(Bstderr, "ignoring horizontal resolution\n");
114 61f5c35c 2004-05-15 devnull /* I don't really care about vertical motion resolution */
115 61f5c35c 2004-05-15 devnull if (debug) Bprint(Bstderr, "ignoring vertical resolution\n");
118 61f5c35c 2004-05-15 devnull /* unitwidth is the font size at which the character widths are 1:1 */
119 3bd56b04 2005-09-09 devnull if (!isdigit((uchar)*token)) {
120 61f5c35c 2004-05-15 devnull error(WARNING, "readdesc: expecting unitwidth.\n");
121 61f5c35c 2004-05-15 devnull return(FALSE);
123 61f5c35c 2004-05-15 devnull unitwidth = atoi(token);
124 61f5c35c 2004-05-15 devnull if (debug) Bprint(Bstderr, "unitwidth %d\n", unitwidth);
127 61f5c35c 2004-05-15 devnull /* I don't really care about this list of special characters */
128 61f5c35c 2004-05-15 devnull if (debug) Bprint(Bstderr, "ignoring special character <%s>\n", token);
130 61f5c35c 2004-05-15 devnull default:
131 61f5c35c 2004-05-15 devnull if (*token == '#')
132 61f5c35c 2004-05-15 devnull Brdline(Bfd, '\n');
134 61f5c35c 2004-05-15 devnull error(WARNING, "unknown token %s in DESC file.\n", token);
138 61f5c35c 2004-05-15 devnull Bterm(Bfd);
139 e8fb1d3e 2004-05-17 devnull return 0;
