summaryrefslogtreecommitdiff
path: root/app/fslsfonts/fslsfonts.c
blob: 9760db2484ec4318ec9187cee53d30c158bedd33 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
/* $Xorg: fslsfonts.c,v 1.4 2001/02/09 02:05:30 xorgcvs Exp $ */
/*
 
Copyright 1990, 1998  The Open Group

Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation.

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Except as contained in this notice, the name of The Open Group shall not be
used in advertising or otherwise to promote the sale, use or other dealings
in this Software without prior written authorization from The Open Group.

 * Copyright 1990 Network Computing Devices;
 * Portions Copyright 1987 by Digital Equipment Corporation 
 *
 * Permission to use, copy, modify, distribute, and sell this software and
 * its documentation for any purpose is hereby granted without fee, provided
 * that the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the names of Network Computing Devices, or Digital
 * not be used in advertising or publicity pertaining to distribution
 * of the software without specific, written prior permission.
 *
 * NETWORK COMPUTING DEVICES, AND DIGITAL DISCLAIM ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL NETWORK COMPUTING DEVICES,
 * OR DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
 * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
 * THIS SOFTWARE.
 */
/* $XFree86: xc/programs/fslsfonts/fslsfonts.c,v 3.7 2001/08/27 17:41:01 dawes Exp $ */

#include <X11/fonts/FSlib.h>
#include <stdio.h>
#include <X11/Xos.h>
#include <stdlib.h>

#ifndef N_START
#define N_START 1000		/* Maximum # of fonts to start with */
#endif

int         max_output_line_width = 79;
int         output_line_padding = 3;
int         columns = 0;

#define L_SHORT 0
#define L_MEDIUM 1
#define L_LONG 2
#define L_VERYLONG 3

Bool        sort_output = True;
int         long_list = L_SHORT;
int         nnames = N_START;
int         font_cnt;
int         min_max;
typedef struct {
    char       *name;
    FSXFontInfoHeader *info;
    FSPropInfo *pi;
    FSPropOffset *po;
    unsigned char *pd;
}           FontList;
FontList   *font_list;

FSServer   *svr;

char       *program_name;

static void usage ( void );
static void get_list ( char *pattern );
static int compare ( const void *f1, const void *f2 );
static void show_fonts ( void );
static void print_font_header ( void );
static void show_font_header ( FontList *list );
static void copy_number ( char **pp1, char **pp2, int n1, int n2 );
static void show_font_props ( FontList *list );

static void
usage(void)
{
    fprintf(stderr, "usage:  %s [-options] [-fn pattern]\n", program_name);
    fprintf(stderr, "where options include:\n");

    fprintf(stderr,
	    "    -l[l[l]]                 give long info about each font\n");
    fprintf(stderr,
	 "    -m                       give character min and max bounds\n");

    fprintf(stderr,
	    "    -C                       force columns\n");
    fprintf(stderr,
	    "    -1                       force single column\n");
    fprintf(stderr,
	    "    -u                       keep output unsorted\n");
    fprintf(stderr,
	"    -w width                 maximum width for multiple columns\n");
    fprintf(stderr,
	 "    -n columns               number of columns if multi column\n");
    fprintf(stderr,
	    "    -server servername       font server to contact\n");
    fprintf(stderr,
	    "\n");
    exit(1);
}

int
main(int argc, char *argv[])
{
    int         argcnt = 0,
                i;
    char       *servername = NULL;

    program_name = argv[0];

    for (i = 1; i < argc; i++) {
	if (strncmp(argv[i], "-s", 2) == 0) {
	    if (++i >= argc)
		usage();
	    servername = argv[i];
	}
    }

    if ((svr = FSOpenServer(servername)) == NULL) {
	if (FSServerName(servername) == NULL) {
	    fprintf(stderr, "%s: no font server defined\n", program_name);
	    exit(0);
	}
	fprintf(stderr, "%s:  unable to open server \"%s\"\n",
		program_name, FSServerName(servername));
	exit(0);
    }
    /* Handle command line arguments, open display */
    for (argv++, argc--; argc; argv++, argc--) {
	if (argv[0][0] == '-') {
	    if (argcnt > 0)
		usage();
	    for (i = 1; argv[0][i]; i++)
		switch (argv[0][i]) {
		case 'l':
		    long_list++;
		    break;
		case 'm':
		    min_max++;
		    break;
		case 'C':
		    columns = 0;
		    break;
		case '1':
		    columns = 1;
		    break;
		case 'f':
		    if (--argc <= 0)
			usage();
		    argcnt++;
		    argv++;
		    get_list(argv[0]);
		    goto next;
		case 'w':
		    if (--argc <= 0)
			usage();
		    argv++;
		    max_output_line_width = atoi(argv[0]);
		    goto next;
		case 'n':
		    if (--argc <= 0)
			usage();
		    argv++;
		    columns = atoi(argv[0]);
		    goto next;
		case 'u':
		    sort_output = False;
		    break;
		case 's':	/* eat -s */
		    if (--argc <= 0)
			usage();
		    argv++;
		    goto next;
		default:
		    usage();
		    break;
		}
	    if (i == 1)
		usage();
	} else {
	    argcnt++;
	    get_list(argv[0]);
	}
next:	;
    }
    if (argcnt == 0)
	get_list("*");
    FSCloseServer(svr);
    show_fonts();
    exit(0);
}

static void
get_list(char *pattern)
{
    int         available = nnames + 1,
                i;
    char      **fonts;
    FSXFontInfoHeader **info;
    FSPropInfo **props;
    FSPropOffset **offsets;
    unsigned char **pdata;

    /* Get list of fonts matching pattern */
    for (;;) {

	if (long_list >= L_MEDIUM)
	    fonts = FSListFontsWithXInfo(svr,
	       pattern, nnames, &available, &info, &props, &offsets, &pdata);
	else
	    fonts = FSListFonts(svr, pattern, nnames, &available);
	if (fonts == NULL || available < nnames)
	    break;

	if (long_list >= L_MEDIUM) {
	    for (i = 0; i < available; i++) {
		FSFree((char *) fonts[i]);
		FSFree((char *) info[i]);
		FSFree((char *) props[i]);
		FSFree((char *) offsets[i]);
		FSFree((char *) pdata[i]);
	    }
	    FSFree((char *) fonts);
	    FSFree((char *) info);
	    FSFree((char *) props);
	    FSFree((char *) offsets);
	    FSFree((char *) pdata);
	} else {
	    FSFreeFontNames(fonts);
	}
	nnames = available * 2;
    }

    if (fonts == NULL) {
	fprintf(stderr, "%s: pattern \"%s\" unmatched\n",
		program_name, pattern);
	return;
    }
    if (font_list)
	font_list = (FontList *) realloc(font_list,
				  (font_cnt + available) * sizeof(FontList));
    else
	font_list = (FontList *) malloc((unsigned)
				  (font_cnt + available) * sizeof(FontList));
    for (i = 0; i < available; i++) {
	font_list[font_cnt].name = fonts[i];

	if (long_list >= L_MEDIUM) {
	    font_list[font_cnt].info = info[i];
	    font_list[font_cnt].pi = props[i];
	    font_list[font_cnt].po = offsets[i];
	    font_list[font_cnt].pd = pdata[i];
	} else
	    font_list[font_cnt].info = NULL;
	font_cnt++;
    }
}

static int 
compare(const void *f1, const void *f2)
{
    char       *p1 = ((FontList *)f1)->name,
               *p2 = ((FontList *)f2)->name;

    while (*p1 && *p2 && *p1 == *p2)
	p1++, p2++;
    return (*p1 - *p2);
}

static void
show_fonts(void)
{
    int         i;

    if (font_cnt == 0)
	return;

    /* first sort the output */
    if (sort_output)
	qsort(font_list, font_cnt, sizeof(FontList), compare);

    if (long_list > L_MEDIUM) {
	print_font_header();
	for (i = 0; i < font_cnt; i++) {
	    show_font_header(&font_list[i]);
	    show_font_props(&font_list[i]);
	}
	return;
    }
    if (long_list == L_MEDIUM) {
	print_font_header();

	for (i = 0; i < font_cnt; i++) {
	    show_font_header(&font_list[i]);
	}

	return;
    }
    if ((columns == 0 && isatty(1)) || columns > 1) {
	int         width,
	            max_width = 0,
	            lines_per_column,
	            j,
	            index;

	for (i = 0; i < font_cnt; i++) {
	    width = strlen(font_list[i].name);
	    if (width > max_width)
		max_width = width;
	}
	if (max_width == 0) {
	    fprintf(stderr, "all %d fontnames listed are zero length",
		    font_cnt);
	    exit(-1);
	}
	if (columns == 0) {
	    if ((max_width * 2) + output_line_padding >
		    max_output_line_width) {
		columns = 1;
	    } else {
		max_width += output_line_padding;
		columns = ((max_output_line_width +
			    output_line_padding) / max_width);
	    }
	} else {
	    max_width += output_line_padding;
	}
	if (columns <= 1)
	    goto single_column;

	if (font_cnt < columns)
	    columns = font_cnt;
	lines_per_column = (font_cnt + columns - 1) / columns;

	for (i = 0; i < lines_per_column; i++) {
	    for (j = 0; j < columns; j++) {
		index = j * lines_per_column + i;
		if (index >= font_cnt)
		    break;
		if (j + 1 == columns)
		    printf("%s", font_list[index].name);
		else
		    printf("%-*s",
			   max_width,
			   font_list[index].name);
	    }
	    printf("\n");
	}
	return;
    }
single_column:
    for (i = 0; i < font_cnt; i++)
	printf("%s\n", font_list[i].name);
}

static void
print_font_header(void)
{
    printf("DIR  ");
    printf("MIN  ");
    printf("MAX ");
    printf("EXIST ");
    printf("DFLT ");
    printf("ASC ");
    printf("DESC ");
    printf("NAME");
    printf("\n");
}

static void
show_font_header(FontList *list)
{
    char       *string;
    FSXFontInfoHeader *pfh;

    pfh = list->info;
    if (!pfh) {
	fprintf(stderr,
		"%s:  no font information for font \"%s\".\n",
		program_name, list->name ? list->name : "");
	return;
    }
    if (pfh->draw_direction == LeftToRightDrawDirection)
	string = "-->";
    else
	string = "<--";
    printf("%-4s", string);
    if (pfh->char_range.min_char.high == 0
	    && pfh->char_range.max_char.high == 0) {
	printf(" %3d ", pfh->char_range.min_char.low);
	printf(" %3d ", pfh->char_range.max_char.low);
    } else {
	printf("*%3d ", pfh->char_range.min_char.high);
	printf("*%3d ", pfh->char_range.max_char.high);
    }
    printf("%5s ", (pfh->flags & FontInfoAllCharsExist) ? "all" : "some");
    printf("%4d ", (pfh->default_char.high << 8) + pfh->default_char.low);
    printf("%3d ", pfh->font_ascent);
    printf("%4d ", pfh->font_descent);
    printf("%s\n", list->name);
    if (min_max) {
	char        min[BUFSIZ],
	            max[BUFSIZ];
	char       *pmax = max,
	           *pmin = min;

	strcpy(pmin, "     min(l,r,w,a,d) = (");
	strcpy(pmax, "     max(l,r,w,a,d) = (");
	pmin += strlen(pmin);
	pmax += strlen(pmax);

	copy_number(&pmin, &pmax,
		    pfh->min_bounds.left,
		    pfh->max_bounds.left);
	*pmin++ = *pmax++ = ',';
	copy_number(&pmin, &pmax,
		    pfh->min_bounds.right,
		    pfh->max_bounds.right);
	*pmin++ = *pmax++ = ',';
	copy_number(&pmin, &pmax,
		    pfh->min_bounds.width,
		    pfh->max_bounds.width);
	*pmin++ = *pmax++ = ',';
	copy_number(&pmin, &pmax,
		    pfh->min_bounds.ascent,
		    pfh->max_bounds.ascent);
	*pmin++ = *pmax++ = ',';
	copy_number(&pmin, &pmax,
		    pfh->min_bounds.descent,
		    pfh->max_bounds.descent);
	*pmin++ = *pmax++ = ')';
	*pmin = *pmax = '\0';
	printf("%s\n", min);
	printf("%s\n", max);
    }
}

#ifndef max
#define	max(a, b)	((a) > (b) ? (a) : (b))
#endif

static void
copy_number(char **pp1, char **pp2, int n1, int n2)
{
    char       *p1 = *pp1;
    char       *p2 = *pp2;
    int         w;

    sprintf(p1, "%d", n1);
    sprintf(p2, "%d", n2);
    w = max(strlen(p1), strlen(p2));
    sprintf(p1, "%*d", w, n1);
    sprintf(p2, "%*d", w, n2);
    p1 += strlen(p1);
    p2 += strlen(p2);
    *pp1 = p1;
    *pp2 = p2;
}

static void
show_font_props(FontList *list)
{
    int         i;
    char        buf[1000];
    FSPropInfo *pi = list->pi;
    FSPropOffset *po = list->po;
    unsigned char *pd = list->pd;
    int         num_props;

    num_props = pi->num_offsets;
    for (i = 0; i < num_props; i++, po++) {
	strncpy(buf, (char *) (pd + po->name.position), po->name.length);
	buf[po->name.length] = '\0';
	printf("%s\t", buf);
	switch (po->type) {
	case PropTypeString:
	    strncpy(buf, (char *)pd + po->value.position, po->value.length);
	    buf[po->value.length] = '\0';
	    printf("%s\n", buf);
	    break;
	case PropTypeUnsigned:
	    printf("%lu\n", (unsigned long) po->value.position);
	    break;
	case PropTypeSigned:
	    printf("%lu\n", (long) po->value.position);
	    break;
	default:
	    fprintf(stderr, "bogus property\n");
	    break;
	}

    }
}