1
0
mirror of https://git.FreeBSD.org/src.git synced 2024-12-26 11:47:31 +00:00
freebsd/usr.bin/mklocale/yacc.y
Alfred Perlstein da8de1e204 WARNS=4
2002-07-14 18:23:22 +00:00

846 lines
20 KiB
Plaintext

%{
/*-
* Copyright (c) 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Paul Borman at Krystal Technologies.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lint
#if 0
static char sccsid[] = "@(#)yacc.y 8.1 (Berkeley) 6/6/93";
#endif /* 0 */
#endif /* not lint */
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <arpa/inet.h>
#include <ctype.h>
#include <rune.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "ldef.h"
#include "extern.h"
static void *xmalloc(unsigned int sz);
static unsigned long *xlalloc(unsigned int sz);
static void yyerror(const char *s);
static unsigned long *xrelalloc(unsigned long *old, unsigned int sz);
static void dump_tables(void);
const char *locale_file = "<stdout>";
rune_map maplower = { { 0 }, NULL };
rune_map mapupper = { { 0 }, NULL };
rune_map types = { { 0 }, NULL };
_RuneLocale new_locale = { "", "", NULL, NULL, 0, {}, {}, {},
{0, NULL}, {0, NULL}, {0, NULL}, NULL, 0 };
void set_map(rune_map *, rune_list *, unsigned long);
void set_digitmap(rune_map *, rune_list *);
void add_map(rune_map *, rune_list *, unsigned long);
%}
%union {
rune_t rune;
int i;
char *str;
rune_list *list;
}
%token <rune> RUNE
%token LBRK
%token RBRK
%token THRU
%token MAPLOWER
%token MAPUPPER
%token DIGITMAP
%token <i> LIST
%token <str> VARIABLE
%token ENCODING
%token INVALID
%token <str> STRING
%type <list> list
%type <list> map
%%
locale : /* empty */
| table
{ dump_tables(); }
;
table : entry
| table entry
;
entry : ENCODING STRING
{ strncpy(new_locale.encoding, $2, sizeof(new_locale.encoding)); }
| VARIABLE
{ new_locale.variable_len = strlen($1) + 1;
new_locale.variable = malloc(new_locale.variable_len);
strcpy((char *)new_locale.variable, $1);
}
| INVALID RUNE
{ new_locale.invalid_rune = $2; }
| LIST list
{ set_map(&types, $2, $1); }
| MAPLOWER map
{ set_map(&maplower, $2, 0); }
| MAPUPPER map
{ set_map(&mapupper, $2, 0); }
| DIGITMAP map
{ set_digitmap(&types, $2); }
;
list : RUNE
{
$$ = (rune_list *)malloc(sizeof(rune_list));
$$->min = $1;
$$->max = $1;
$$->next = 0;
}
| RUNE THRU RUNE
{
$$ = (rune_list *)malloc(sizeof(rune_list));
$$->min = $1;
$$->max = $3;
$$->next = 0;
}
| list RUNE
{
$$ = (rune_list *)malloc(sizeof(rune_list));
$$->min = $2;
$$->max = $2;
$$->next = $1;
}
| list RUNE THRU RUNE
{
$$ = (rune_list *)malloc(sizeof(rune_list));
$$->min = $2;
$$->max = $4;
$$->next = $1;
}
;
map : LBRK RUNE RUNE RBRK
{
$$ = (rune_list *)malloc(sizeof(rune_list));
$$->min = $2;
$$->max = $2;
$$->map = $3;
$$->next = 0;
}
| map LBRK RUNE RUNE RBRK
{
$$ = (rune_list *)malloc(sizeof(rune_list));
$$->min = $3;
$$->max = $3;
$$->map = $4;
$$->next = $1;
}
| LBRK RUNE THRU RUNE ':' RUNE RBRK
{
$$ = (rune_list *)malloc(sizeof(rune_list));
$$->min = $2;
$$->max = $4;
$$->map = $6;
$$->next = 0;
}
| map LBRK RUNE THRU RUNE ':' RUNE RBRK
{
$$ = (rune_list *)malloc(sizeof(rune_list));
$$->min = $3;
$$->max = $5;
$$->map = $7;
$$->next = $1;
}
;
%%
int debug = 0;
FILE *fp;
int
main(int ac, char *av[])
{
int x;
extern char *optarg;
extern int optind;
fp = stdout;
while ((x = getopt(ac, av, "do:")) != EOF) {
switch(x) {
case 'd':
debug = 1;
break;
case 'o':
locale_file = optarg;
if ((fp = fopen(locale_file, "w")) == 0) {
perror(locale_file);
exit(1);
}
break;
default:
usage:
fprintf(stderr, "usage: mklocale [-d] [-o output] [source]\n");
exit(1);
}
}
switch (ac - optind) {
case 0:
break;
case 1:
if (freopen(av[optind], "r", stdin) == 0) {
perror(av[optind]);
exit(1);
}
break;
default:
goto usage;
}
for (x = 0; x < _CACHED_RUNES; ++x) {
mapupper.map[x] = x;
maplower.map[x] = x;
}
new_locale.invalid_rune = _INVALID_RUNE;
memcpy(new_locale.magic, _RUNE_MAGIC_1, sizeof(new_locale.magic));
yyparse();
return(0);
}
void
yyerror(s)
const char *s;
{
fprintf(stderr, "%s\n", s);
}
void *
xmalloc(sz)
unsigned int sz;
{
void *r = malloc(sz);
if (!r) {
perror("xmalloc");
abort();
}
return(r);
}
unsigned long *
xlalloc(sz)
unsigned int sz;
{
unsigned long *r = (unsigned long *)malloc(sz * sizeof(unsigned long));
if (!r) {
perror("xlalloc");
abort();
}
return(r);
}
unsigned long *
xrelalloc(old, sz)
unsigned long *old;
unsigned int sz;
{
unsigned long *r = (unsigned long *)realloc((char *)old,
sz * sizeof(unsigned long));
if (!r) {
perror("xrelalloc");
abort();
}
return(r);
}
void
set_map(map, list, flag)
rune_map *map;
rune_list *list;
unsigned long flag;
{
while (list) {
rune_list *nlist = list->next;
add_map(map, list, flag);
list = nlist;
}
}
void
set_digitmap(map, list)
rune_map *map;
rune_list *list;
{
rune_t i;
while (list) {
rune_list *nlist = list->next;
for (i = list->min; i <= list->max; ++i) {
if (list->map + (i - list->min)) {
rune_list *tmp = (rune_list *)xmalloc(sizeof(rune_list));
tmp->min = i;
tmp->max = i;
add_map(map, tmp, list->map + (i - list->min));
}
}
free(list);
list = nlist;
}
}
void
add_map(map, list, flag)
rune_map *map;
rune_list *list;
unsigned long flag;
{
rune_t i;
rune_list *lr = 0;
rune_list *r;
rune_t run;
while (list->min < _CACHED_RUNES && list->min <= list->max) {
if (flag)
map->map[list->min++] |= flag;
else
map->map[list->min++] = list->map++;
}
if (list->min > list->max) {
free(list);
return;
}
run = list->max - list->min + 1;
if (!(r = map->root) || (list->max < r->min - 1)
|| (!flag && list->max == r->min - 1)) {
if (flag) {
list->types = xlalloc(run);
for (i = 0; i < run; ++i)
list->types[i] = flag;
}
list->next = map->root;
map->root = list;
return;
}
for (r = map->root; r && r->max + 1 < list->min; r = r->next)
lr = r;
if (!r) {
/*
* We are off the end.
*/
if (flag) {
list->types = xlalloc(run);
for (i = 0; i < run; ++i)
list->types[i] = flag;
}
list->next = 0;
lr->next = list;
return;
}
if (list->max < r->min - 1) {
/*
* We come before this range and we do not intersect it.
* We are not before the root node, it was checked before the loop
*/
if (flag) {
list->types = xlalloc(run);
for (i = 0; i < run; ++i)
list->types[i] = flag;
}
list->next = lr->next;
lr->next = list;
return;
}
/*
* At this point we have found that we at least intersect with
* the range pointed to by `r', we might intersect with one or
* more ranges beyond `r' as well.
*/
if (!flag && list->map - list->min != r->map - r->min) {
/*
* There are only two cases when we are doing case maps and
* our maps needn't have the same offset. When we are adjoining
* but not intersecting.
*/
if (list->max + 1 == r->min) {
lr->next = list;
list->next = r;
return;
}
if (list->min - 1 == r->max) {
list->next = r->next;
r->next = list;
return;
}
fprintf(stderr, "Error: conflicting map entries\n");
exit(1);
}
if (list->min >= r->min && list->max <= r->max) {
/*
* Subset case.
*/
if (flag) {
for (i = list->min; i <= list->max; ++i)
r->types[i - r->min] |= flag;
}
free(list);
return;
}
if (list->min <= r->min && list->max >= r->max) {
/*
* Superset case. Make him big enough to hold us.
* We might need to merge with the guy after him.
*/
if (flag) {
list->types = xlalloc(list->max - list->min + 1);
for (i = list->min; i <= list->max; ++i)
list->types[i - list->min] = flag;
for (i = r->min; i <= r->max; ++i)
list->types[i - list->min] |= r->types[i - r->min];
free(r->types);
r->types = list->types;
} else {
r->map = list->map;
}
r->min = list->min;
r->max = list->max;
free(list);
} else if (list->min < r->min) {
/*
* Our tail intersects his head.
*/
if (flag) {
list->types = xlalloc(r->max - list->min + 1);
for (i = r->min; i <= r->max; ++i)
list->types[i - list->min] = r->types[i - r->min];
for (i = list->min; i < r->min; ++i)
list->types[i - list->min] = flag;
for (i = r->min; i <= list->max; ++i)
list->types[i - list->min] |= flag;
free(r->types);
r->types = list->types;
} else {
r->map = list->map;
}
r->min = list->min;
free(list);
return;
} else {
/*
* Our head intersects his tail.
* We might need to merge with the guy after him.
*/
if (flag) {
r->types = xrelalloc(r->types, list->max - r->min + 1);
for (i = list->min; i <= r->max; ++i)
r->types[i - r->min] |= flag;
for (i = r->max+1; i <= list->max; ++i)
r->types[i - r->min] = flag;
}
r->max = list->max;
free(list);
}
/*
* Okay, check to see if we grew into the next guy(s)
*/
while ((lr = r->next) && r->max >= lr->min) {
if (flag) {
if (r->max >= lr->max) {
/*
* Good, we consumed all of him.
*/
for (i = lr->min; i <= lr->max; ++i)
r->types[i - r->min] |= lr->types[i - lr->min];
} else {
/*
* "append" him on to the end of us.
*/
r->types = xrelalloc(r->types, lr->max - r->min + 1);
for (i = lr->min; i <= r->max; ++i)
r->types[i - r->min] |= lr->types[i - lr->min];
for (i = r->max+1; i <= lr->max; ++i)
r->types[i - r->min] = lr->types[i - lr->min];
r->max = lr->max;
}
} else {
if (lr->max > r->max)
r->max = lr->max;
}
r->next = lr->next;
if (flag)
free(lr->types);
free(lr);
}
}
void
dump_tables()
{
int x;
rune_list *list;
/*
* See if we can compress some of the istype arrays
*/
for(list = types.root; list; list = list->next) {
list->map = list->types[0];
for (x = 1; x < list->max - list->min + 1; ++x) {
if ((rune_t)list->types[x] != list->map) {
list->map = 0;
break;
}
}
}
new_locale.invalid_rune = htonl(new_locale.invalid_rune);
/*
* Fill in our tables. Do this in network order so that
* diverse machines have a chance of sharing data.
* (Machines like Crays cannot share with little machines due to
* word size. Sigh. We tried.)
*/
for (x = 0; x < _CACHED_RUNES; ++x) {
new_locale.runetype[x] = htonl(types.map[x]);
new_locale.maplower[x] = htonl(maplower.map[x]);
new_locale.mapupper[x] = htonl(mapupper.map[x]);
}
/*
* Count up how many ranges we will need for each of the extents.
*/
list = types.root;
while (list) {
new_locale.runetype_ext.nranges++;
list = list->next;
}
new_locale.runetype_ext.nranges = htonl(new_locale.runetype_ext.nranges);
list = maplower.root;
while (list) {
new_locale.maplower_ext.nranges++;
list = list->next;
}
new_locale.maplower_ext.nranges = htonl(new_locale.maplower_ext.nranges);
list = mapupper.root;
while (list) {
new_locale.mapupper_ext.nranges++;
list = list->next;
}
new_locale.mapupper_ext.nranges = htonl(new_locale.mapupper_ext.nranges);
new_locale.variable_len = htonl(new_locale.variable_len);
/*
* Okay, we are now ready to write the new locale file.
*/
/*
* PART 1: The _RuneLocale structure
*/
if (fwrite((char *)&new_locale, sizeof(new_locale), 1, fp) != 1) {
perror(locale_file);
exit(1);
}
/*
* PART 2: The runetype_ext structures (not the actual tables)
*/
list = types.root;
while (list) {
_RuneEntry re;
re.min = htonl(list->min);
re.max = htonl(list->max);
re.map = htonl(list->map);
if (fwrite((char *)&re, sizeof(re), 1, fp) != 1) {
perror(locale_file);
exit(1);
}
list = list->next;
}
/*
* PART 3: The maplower_ext structures
*/
list = maplower.root;
while (list) {
_RuneEntry re;
re.min = htonl(list->min);
re.max = htonl(list->max);
re.map = htonl(list->map);
if (fwrite((char *)&re, sizeof(re), 1, fp) != 1) {
perror(locale_file);
exit(1);
}
list = list->next;
}
/*
* PART 4: The mapupper_ext structures
*/
list = mapupper.root;
while (list) {
_RuneEntry re;
re.min = htonl(list->min);
re.max = htonl(list->max);
re.map = htonl(list->map);
if (fwrite((char *)&re, sizeof(re), 1, fp) != 1) {
perror(locale_file);
exit(1);
}
list = list->next;
}
/*
* PART 5: The runetype_ext tables
*/
list = types.root;
while (list) {
for (x = 0; x < list->max - list->min + 1; ++x)
list->types[x] = htonl(list->types[x]);
if (!list->map) {
if (fwrite((char *)list->types,
(list->max - list->min + 1) * sizeof(unsigned long),
1, fp) != 1) {
perror(locale_file);
exit(1);
}
}
list = list->next;
}
/*
* PART 5: And finally the variable data
*/
if (fwrite((char *)new_locale.variable,
ntohl(new_locale.variable_len), 1, fp) != 1) {
perror(locale_file);
exit(1);
}
fclose(fp);
if (!debug)
return;
if (new_locale.encoding[0])
fprintf(stderr, "ENCODING %s\n", new_locale.encoding);
if (new_locale.variable)
fprintf(stderr, "VARIABLE %s\n", (char *)new_locale.variable);
fprintf(stderr, "\nMAPLOWER:\n\n");
for (x = 0; x < _CACHED_RUNES; ++x) {
if (isprint(maplower.map[x]))
fprintf(stderr, " '%c'", (int)maplower.map[x]);
else if (maplower.map[x])
fprintf(stderr, "%04lx", maplower.map[x]);
else
fprintf(stderr, "%4x", 0);
if ((x & 0xf) == 0xf)
fprintf(stderr, "\n");
else
fprintf(stderr, " ");
}
fprintf(stderr, "\n");
for (list = maplower.root; list; list = list->next)
fprintf(stderr, "\t%04x - %04x : %04x\n", list->min, list->max, list->map);
fprintf(stderr, "\nMAPUPPER:\n\n");
for (x = 0; x < _CACHED_RUNES; ++x) {
if (isprint(mapupper.map[x]))
fprintf(stderr, " '%c'", (int)mapupper.map[x]);
else if (mapupper.map[x])
fprintf(stderr, "%04lx", mapupper.map[x]);
else
fprintf(stderr, "%4x", 0);
if ((x & 0xf) == 0xf)
fprintf(stderr, "\n");
else
fprintf(stderr, " ");
}
fprintf(stderr, "\n");
for (list = mapupper.root; list; list = list->next)
fprintf(stderr, "\t%04x - %04x : %04x\n", list->min, list->max, list->map);
fprintf(stderr, "\nTYPES:\n\n");
for (x = 0; x < _CACHED_RUNES; ++x) {
unsigned long r = types.map[x];
if (r) {
if (isprint(x))
fprintf(stderr, " '%c': %2d", x, (int)(r & 0xff));
else
fprintf(stderr, "%04x: %2d", x, (int)(r & 0xff));
fprintf(stderr, " %4s", (r & _CTYPE_A) ? "alph" : "");
fprintf(stderr, " %4s", (r & _CTYPE_C) ? "ctrl" : "");
fprintf(stderr, " %4s", (r & _CTYPE_D) ? "dig" : "");
fprintf(stderr, " %4s", (r & _CTYPE_G) ? "graf" : "");
fprintf(stderr, " %4s", (r & _CTYPE_L) ? "low" : "");
fprintf(stderr, " %4s", (r & _CTYPE_P) ? "punc" : "");
fprintf(stderr, " %4s", (r & _CTYPE_S) ? "spac" : "");
fprintf(stderr, " %4s", (r & _CTYPE_U) ? "upp" : "");
fprintf(stderr, " %4s", (r & _CTYPE_X) ? "xdig" : "");
fprintf(stderr, " %4s", (r & _CTYPE_B) ? "blnk" : "");
fprintf(stderr, " %4s", (r & _CTYPE_R) ? "prnt" : "");
fprintf(stderr, " %4s", (r & _CTYPE_I) ? "ideo" : "");
fprintf(stderr, " %4s", (r & _CTYPE_T) ? "spec" : "");
fprintf(stderr, " %4s", (r & _CTYPE_Q) ? "phon" : "");
fprintf(stderr, "\n");
}
}
for (list = types.root; list; list = list->next) {
if (list->map && list->min + 3 < list->max) {
unsigned long r = list->map;
fprintf(stderr, "%04lx: %2d",
(unsigned long)list->min, (int)(r & 0xff));
fprintf(stderr, " %4s", (r & _CTYPE_A) ? "alph" : "");
fprintf(stderr, " %4s", (r & _CTYPE_C) ? "ctrl" : "");
fprintf(stderr, " %4s", (r & _CTYPE_D) ? "dig" : "");
fprintf(stderr, " %4s", (r & _CTYPE_G) ? "graf" : "");
fprintf(stderr, " %4s", (r & _CTYPE_L) ? "low" : "");
fprintf(stderr, " %4s", (r & _CTYPE_P) ? "punc" : "");
fprintf(stderr, " %4s", (r & _CTYPE_S) ? "spac" : "");
fprintf(stderr, " %4s", (r & _CTYPE_U) ? "upp" : "");
fprintf(stderr, " %4s", (r & _CTYPE_X) ? "xdig" : "");
fprintf(stderr, " %4s", (r & _CTYPE_B) ? "blnk" : "");
fprintf(stderr, " %4s", (r & _CTYPE_R) ? "prnt" : "");
fprintf(stderr, " %4s", (r & _CTYPE_I) ? "ideo" : "");
fprintf(stderr, " %4s", (r & _CTYPE_T) ? "spec" : "");
fprintf(stderr, " %4s", (r & _CTYPE_Q) ? "phon" : "");
fprintf(stderr, "\n...\n");
fprintf(stderr, "%04lx: %2d",
(unsigned long)list->max, (int)(r & 0xff));
fprintf(stderr, " %4s", (r & _CTYPE_A) ? "alph" : "");
fprintf(stderr, " %4s", (r & _CTYPE_C) ? "ctrl" : "");
fprintf(stderr, " %4s", (r & _CTYPE_D) ? "dig" : "");
fprintf(stderr, " %4s", (r & _CTYPE_G) ? "graf" : "");
fprintf(stderr, " %4s", (r & _CTYPE_L) ? "low" : "");
fprintf(stderr, " %4s", (r & _CTYPE_P) ? "punc" : "");
fprintf(stderr, " %4s", (r & _CTYPE_S) ? "spac" : "");
fprintf(stderr, " %4s", (r & _CTYPE_U) ? "upp" : "");
fprintf(stderr, " %4s", (r & _CTYPE_X) ? "xdig" : "");
fprintf(stderr, " %4s", (r & _CTYPE_B) ? "blnk" : "");
fprintf(stderr, " %4s", (r & _CTYPE_R) ? "prnt" : "");
fprintf(stderr, " %4s", (r & _CTYPE_I) ? "ideo" : "");
fprintf(stderr, " %4s", (r & _CTYPE_T) ? "spec" : "");
fprintf(stderr, " %4s", (r & _CTYPE_Q) ? "phon" : "");
fprintf(stderr, "\n");
} else
for (x = list->min; x <= list->max; ++x) {
unsigned long r = ntohl(list->types[x - list->min]);
if (r) {
fprintf(stderr, "%04x: %2d", x, (int)(r & 0xff));
fprintf(stderr, " %4s", (r & _CTYPE_A) ? "alph" : "");
fprintf(stderr, " %4s", (r & _CTYPE_C) ? "ctrl" : "");
fprintf(stderr, " %4s", (r & _CTYPE_D) ? "dig" : "");
fprintf(stderr, " %4s", (r & _CTYPE_G) ? "graf" : "");
fprintf(stderr, " %4s", (r & _CTYPE_L) ? "low" : "");
fprintf(stderr, " %4s", (r & _CTYPE_P) ? "punc" : "");
fprintf(stderr, " %4s", (r & _CTYPE_S) ? "spac" : "");
fprintf(stderr, " %4s", (r & _CTYPE_U) ? "upp" : "");
fprintf(stderr, " %4s", (r & _CTYPE_X) ? "xdig" : "");
fprintf(stderr, " %4s", (r & _CTYPE_B) ? "blnk" : "");
fprintf(stderr, " %4s", (r & _CTYPE_R) ? "prnt" : "");
fprintf(stderr, " %4s", (r & _CTYPE_I) ? "ideo" : "");
fprintf(stderr, " %4s", (r & _CTYPE_T) ? "spec" : "");
fprintf(stderr, " %4s", (r & _CTYPE_Q) ? "phon" : "");
fprintf(stderr, "\n");
}
}
}
}