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/* catdvi - get text from DVI files
Copyright (C) 2001-2002 Bjoern Brill <brill@fs.math.uni-frankfurt.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* Standalone program - generates a header which enumerates
* (in fact #defines, since ISO C restricts enums to int and we don't know
* if int is 32 bit wide) constant names for all the glyphs in adobetbl.h
*/
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <time.h>
typedef unsigned long uint32;
/* FIXME: remove this struct in pse2unic.c and here, move it to adobetbl.h? */
struct adobe2unicode_t {
char const * adobe;
uint32 unicode;
};
#define A_MAX_LEN 32
/* including 0 terminator */
#define PROGNAME "adobe2h"
#define ORIGFILE "adobetbl.h"
#include ORIGFILE
/* #define OUTFILE "glyphenm.h" */
#define GUARD "GLYPHENM_H"
int main(void) {
FILE * f;
int i;
int tbl_len;
time_t now;
time(&now);
#ifdef OUTFILE
f = fopen(OUTFILE, "w");
if(f == NULL) {
perror(PROGNAME ": could not open " OUTFILE " for writing");
exit(1);
}
#else
f = stdout;
#endif
fputs(
"/* AUTOMATICALLY GENERATED -- DO NOT EDIT ! */\n" \
"\n" \
"#ifndef " GUARD "\n" \
"#define " GUARD "\n" \
"\n",
f
);
fprintf(
f,
"/* created by " PROGNAME " on %s", /* newline from ctime */
ctime(&now)
);
fputs(
" * from included glyph name table \"" ORIGFILE "\"\n" \
" */\n" \
"\n",
f
);
/* loop over all entries and output a #define for each */
tbl_len = sizeof(adobe2unicode) / sizeof(adobe2unicode[0]);
for(i = 0; i < tbl_len; ++i) {
uint32 u;
const char * a, * prefix;
char *p;
char s[A_MAX_LEN];
int duplicate, is_private, is_catdvi;
u = adobe2unicode[i].unicode;
a = adobe2unicode[i].adobe;
/* Attention: adobetbl.h used to have duplicate definitions of some
* glyphs (removed by brute force).
*/
duplicate = (i > 0) && (strcmp(adobe2unicode[i-1].adobe, a) == 0);
is_private = (u >= 0xe000 && u <= 0xf8ff) ||
(u >= 0xf0000 && u <= 0x10ffff);
/* our additions in the glyph name table begin with `$' */
is_catdvi = (a[0] == '$');
/* need to rename .notdef and .notavail */
if(strcmp(a, ".notdef") == 0) a = "NOTDEF";
if(strcmp(a, ".notavail") == 0) a = "NOTAVAIL";
/* $ is not valid in C identifiers */
if(is_catdvi) ++a;
/* As adobetbl.h is based on the adobe glyph list, we choose a
* naming convention that tries to avoid clashes with Adobe's as
* defined in
* http://partners.adobe.com/asn/developer/type/unicodegn.html
* (to retain source level compatibility with future glyph list
* extensions and other software using Adobe glyph names, e.g. dvips).
* Some things have to be changed, though, since we want to
* generate a sane C header file :)
*/
if(is_private) {
/* mark Adobes + our private use area */
if(is_catdvi) prefix = "GLYPH_CATDVI_";
else prefix = "GLYPH_ADOBE_";
}
else {
if(is_catdvi) prefix = "GLYPH_UNI_";
/* if our additions are not in the private use area, assume
* we have added something that is defined in Unicode but
* missing in Adobes glyph list.
*/
else prefix = "GLYPH_";
/* Is Adobe and Unicode. No special markers required. */
}
/* Check for non-alphanumeric characters in glyph names. Dot and
* underscore may appear. We change dot to underscore as well.
*/
strncpy(s, a, A_MAX_LEN);
if(s[A_MAX_LEN - 1] != 0) {
fprintf(
stderr,
PROGNAME ": Warning: glyph name `%s' too long; " \
"glyph ignored.\n",
a
);
goto some_error;
}
for(p = s; *p != 0; ++p) {
if(!isalnum(*p)) switch(*p) {
case '_':
break;
case '.':
*p = '_';
break;
default:
fprintf(
stderr,
PROGNAME ": Warning: illegal character " \
"`%c\' in glyph name `%s'; glyph ignored.\n",
*p,
a
);
goto some_error;
}
}
if(duplicate) {
/* We can't have duplicate definitions in the header; assume the
* first one is the best and document the others as comment.
*/
fprintf(f, "/* #define %s%s %#06lxL ;Duplicate */\n", prefix, s, u);
fprintf(
stderr,
PROGNAME ": Warning: duplicate definition for " \
"glyph name `%s\'; commented out.\n",
s
);
}
else fprintf(f, "#define %s%s %#06lxL\n", prefix, s, u);
some_error: ;
} /* for i */
fputs(
"\n" \
"#endif /* " GUARD " */\n",
f
);
fclose(f);
exit(0);
}
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