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#include <cctype>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include "freetype/freetype.h"
#include "ttmkfdir.h"
#include "encoding.h"
using namespace std;
namespace {
const char *
EncodingBase (void)
{
static char base[PATH_MAX] = {0,};
if (!base[0]) {
strncpy (base, string(cmdline::instance()->option ("encoding")).c_str (), sizeof (base));
char *p = strrchr (base, '/');
if (p)
*(p + 1) = 0;
else
base[0] = 0;
}
return base;
}
FILE *
NextFile (FILE *f, char *name)
{
char file_name [1024];
char command[1024];
if (fscanf (f, "%*s %[^\n]\n", file_name) == 1) {
if (file_name[0] == '/') {
name[0] = 0;
} else {
strcpy (name, EncodingBase ());
}
strcat (name, file_name);
sprintf (command, "exec %s < %s", (toupper(name[strlen (name) - 1]) == 'Z')
? "gzip -d" : "cat", name);
return popen (command, "r");
}
return 0;
}
}
void
Encodings_t::ReadEncodings (void)
{
int n;
FILE *input;
char name[PATH_MAX];
FILE *f = fopen (string(cmdline::instance()->option ("encoding")).c_str (), "r");
if (!f)
return;
/* read and ignore leading number */
fscanf(f, "%d\n", &n);
while ((input = NextFile (f, name)) != 0) {
extern int yylex (char *, Encodings_t &);
extern void yyrestart (FILE*);
yyrestart (input);
yylex (name, *this);
pclose (input);
}
fclose (f);
}
Encodings_t::Encodings_t (void)
{
ReadEncodings ();
for (int i = 0; Encoding::builtin_encodings[i].size; i++)
new Encoding (this, Encoding::builtin_encodings + i);
}
Encoding::Encoding (Encodings_t *dest, BuiltinEncoding_t *b):
size (b->size), enc_size (b->enc_size), start_code (b->start_code)
{
for (int i = 0; b->aliases[i]; i++)
names.push_back (b->aliases[i]);
NumericMapping *m = new NumericMapping (size, b->mapdata.platform, b->mapdata.encoding);
for (int i = 0; i < size; i++)
(*m)[i] = b->mapdata.mappingtable[i];
AddMapping (m);
dest->insert (std::make_pair(m->cmapkey(), this));;
}
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