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xenocara/app/fslsfonts/fslsfonts.c
matthieu 616b6f15ab Importing from X.Org 7.2RC2
2006-11-25 20:07:29 +00:00

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/* $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;
}
}
}
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