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aspell.cpp
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aspell.cpp
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// This file is part of The New Aspell Copyright (C)
// 2002,2003,2004,2011,2019 by Kevin Atkinson under the GNU LGPL license
// version 2.0 or 2.1. You should have received a copy of the LGPL
// license along with this library if you did not you can find it at
// http://www.gnu.org/.
//
// NOTE: This program currently uses a very ugly mix of the internal
// API and the external C interface. The eventual goal is to
// use only the external C++ interface, however, the external
// C++ interface is currently incomplete. The C interface is
// used in some places because without the strings will not get
// converted properly when the encoding is not the same as the
// internal encoding used by Aspell.
//
#include <ctype.h>
#include "settings.h"
#ifdef USE_LOCALE
# include <locale.h>
#endif
#ifdef HAVE_LANGINFO_CODESET
# include <langinfo.h>
#endif
#include "aspell.h"
#include <sys/types.h>
#include <sys/stat.h>
#ifdef USE_FILE_INO
# include <unistd.h>
# include <fcntl.h>
#endif
#include "asc_ctype.hpp"
#include "check_funs.hpp"
#include "config.hpp"
#include "convert.hpp"
#include "document_checker.hpp"
#include "enumeration.hpp"
#include "errors.hpp"
#include "file_util.hpp"
#include "fstream.hpp"
#include "info.hpp"
#include "iostream.hpp"
#include "posib_err.hpp"
#include "speller.hpp"
#include "stack_ptr.hpp"
#include "string_enumeration.hpp"
#include "string_map.hpp"
#include "word_list.hpp"
#include "istream_enumeration.hpp"
#include "string_list.hpp"
#include "speller_impl.hpp"
#include "data.hpp"
#include "hash-t.hpp"
#include "hash_fun.hpp"
#include "gettext.h"
using namespace acommon;
using aspeller::Conv;
// action functions declarations
void print_ver();
void print_help(bool verbose = false);
void config();
void check();
void pipe();
void convt();
void normlz();
void filter();
void list();
void dicts();
void modes();
void filters();
void clean();
void master();
void personal();
void repl();
void soundslike();
void munch();
void expand();
void combine();
void munch_list();
void dump_affix();
void print_error(ParmString msg)
{
CERR.printf(_("Error: %s\n"), msg.str());
}
void print_error(ParmString msg, ParmString str)
{
CERR.put(_("Error: "));
CERR.printf(msg.str(), str.str());
CERR.put('\n');
}
#define EXIT_ON_ERR(command) \
do{PosibErrBase pe(command);\
if(pe.has_err()){print_error(pe.get_err()->mesg); exit(1);}\
} while(false)
#define EXIT_ON_ERR_SET(command, type, var)\
type var;\
do{PosibErr< type > pe(command);\
if(pe.has_err()){print_error(pe.get_err()->mesg); exit(1);}\
else {var=pe.data;}\
} while(false)
#define BREAK_ON_ERR(command) \
do{PosibErrBase pe(command);\
if(pe.has_err()){print_error(pe.get_err()->mesg); break;}\
} while(false)
#define BREAK_ON_ERR_SET(command, type, var)\
type var;\
do{PosibErr< type > pe(command);\
if(pe.has_err()){print_error(pe.get_err()->mesg); break;}\
else {var=pe.data;}\
} while(false)
/////////////////////////////////////////////////////////
//
// Command line options functions and classes
// (including main)
//
typedef Vector<String> Args;
typedef Config Options;
enum Action {do_create, do_merge, do_dump, do_test, do_other};
Args args;
StackPtr<Options> options;
Action action = do_other;
struct PossibleOption {
const char * name;
char abrv;
int num_arg;
bool is_command;
};
#define OPTION(name,abrv,num) {name,abrv,num,false}
#define COMMAND(name,abrv,num) {name,abrv,num,true}
#define ISPELL_COMP(abrv,num) {"",abrv,num,false}
const PossibleOption possible_options[] = {
OPTION("master", 'd', 1),
OPTION("personal", 'p', 1),
OPTION("ignore", 'W', 1),
OPTION("lang", 'l', 1),
OPTION("backup", 'b', 0),
OPTION("dont-backup", 'x', 0),
OPTION("run-together", 'C', 0),
OPTION("dont-run-together",'B', 0),
OPTION("guess", 'm', 0),
OPTION("dont-guess", 'P', 0),
COMMAND("usage", '?', 0),
COMMAND("help", '\0', 0),
COMMAND("version", 'v', 0),
COMMAND("config", '\0', 0),
COMMAND("dicts", '\0', 0),
COMMAND("check", 'c', 0),
COMMAND("pipe", 'a', 0),
COMMAND("list", '\0', 0),
COMMAND("conv", '\0', 2),
COMMAND("norm", '\0', 1),
COMMAND("filter", '\0', 0),
COMMAND("soundslike",'\0', 0),
COMMAND("munch", '\0', 0),
COMMAND("expand", '\0', 0),
COMMAND("combine", '\0', 0),
COMMAND("munch-list",'\0', 0),
COMMAND("clean", '\0', 0),
COMMAND("filters", '\0', 0),
COMMAND("modes", '\0', 0),
COMMAND("dump", '\0', 1),
COMMAND("create", '\0', 1),
COMMAND("merge", '\0', 1),
ISPELL_COMP('S',0), ISPELL_COMP('w',1), ISPELL_COMP('T',1),
{"",'\0'}, {"",'\0'}
};
const PossibleOption * possible_options_end = possible_options + sizeof(possible_options)/sizeof(PossibleOption) - 2;
struct ModeAbrv {
char abrv;
const char * mode;
const char * desc;
};
static const ModeAbrv mode_abrvs[] = {
{'e', "mode=email", N_("enter Email mode.")},
{'H', "mode=html", N_("enter HTML mode.")},
{'t', "mode=tex", N_("enter TeX mode.")},
{'n', "mode=nroff", N_("enter Nroff mode.")},
{'M', "mode=markdown", N_("enter Markdown mode.")},
};
static const ModeAbrv * mode_abrvs_end = mode_abrvs + sizeof(mode_abrvs)/sizeof(ModeAbrv);
const PossibleOption * find_option(char c) {
const PossibleOption * i = possible_options;
while (i != possible_options_end && i->abrv != c)
++i;
return i;
}
static inline bool str_equal(const char * begin, const char * end,
const char * other)
{
while(begin != end && *begin == *other)
++begin, ++other;
return (begin == end && *other == '\0');
}
static const PossibleOption * find_option(const char * begin, const char * end) {
const PossibleOption * i = possible_options;
while (i != possible_options_end
&& !str_equal(begin, end, i->name))
++i;
return i;
}
static const PossibleOption * find_option(const char * str) {
const PossibleOption * i = possible_options;
while (i != possible_options_end
&& strcmp(str, i->name) != 0)
++i;
return i;
}
static void line_buffer() {
#ifndef WIN32
// set up stdin and stdout to be line buffered
assert(setvbuf(stdin, 0, _IOLBF, 0) == 0);
assert(setvbuf(stdout, 0, _IOLBF, 0) == 0);
#endif
}
Conv dconv;
Conv uiconv;
int main (int argc, const char *argv[])
{
options = new_config(); // this needs to be here because of a bug
// with static initlizers on Darwin.
#ifdef USE_LOCALE
setlocale (LC_ALL, "");
#endif
aspell_gettext_init();
options->set_committed_state(false);
if (argc == 1) {print_help(); return 0;}
int i = 1;
const PossibleOption * o;
const char * parm;
//
// process command line options by setting the appropriate options
// in "options" and/or pushing non-options onto "argv"
//
PossibleOption other_opt = OPTION("",'\0',0);
String option_name;
while (i != argc) {
if (argv[i][0] == '-') {
bool have_parm = false;
if (argv[i][1] == '-') {
// a long arg
const char * c = argv[i] + 2;
while(*c != '=' && *c != '\0') ++c;
o = find_option(argv[i] + 2, c);
if (o == possible_options_end) {
option_name.assign(argv[i] + 2, c - argv[i] - 2);
other_opt.name = option_name.c_str();
other_opt.num_arg = -1;
o = &other_opt;
}
if (*c == '=') {have_parm = true; ++c;}
parm = c;
} else {
// a short arg
const ModeAbrv * j = mode_abrvs;
while (j != mode_abrvs_end && j->abrv != argv[i][1]) ++j;
if (j == mode_abrvs_end) {
o = find_option(argv[i][1]);
if (argv[i][1] == 'v' && argv[i][2] == 'v')
// Hack for -vv
parm = argv[i] + 3;
else
parm = argv[i] + 2;
} else { // mode option
other_opt.name = "mode";
other_opt.num_arg = 1;
o = &other_opt;
parm = j->mode + 5;
}
if (*parm) have_parm = true;
}
if (o == possible_options_end) {
print_error(_("Invalid Option: %s"), argv[i]);
return 1;
}
int num_parms;
if (o->num_arg == 0) {
num_parms = 0;
if (parm[0] != '\0') {
print_error(_("'%s' does not take any parameters."),
String(argv[i], parm - argv[i]));
return 1;
}
i += 1;
} else if (have_parm) {
num_parms = 1;
i += 1;
} else if (i + 1 == argc || argv[i+1][0] == '-') {
if (o->num_arg == -1) {
num_parms = 0;
i += 1;
} else {
print_error(_("You must specify a parameter for \"%s\"."), argv[i]);
return 1;
}
} else {
num_parms = o->num_arg;
parm = argv[i + 1];
i += 2;
}
if (o->is_command) {
args.push_back(o->name);
if (o->num_arg == 1)
args.push_back(parm);
} else if (o->name[0] != '\0') {
Config::Entry * entry = new Config::Entry;
entry->key = o->name;
entry->value = parm;
entry->need_conv = true;
if (num_parms == -1) {
entry->place_holder = args.size();
args.push_back(parm);
}
options->set(entry);
}
} else {
args.push_back(argv[i]);
i += 1;
}
}
EXIT_ON_ERR(options->read_in_settings());
const char * codeset = 0;
#ifdef HAVE_LANGINFO_CODESET
codeset = nl_langinfo(CODESET);
if (ascii_encoding(*options, codeset)) codeset = 0;
#endif
// #ifdef USE_LOCALE
// if (!options->have("encoding") && codeset)
// EXIT_ON_ERR(options->replace("encoding", codeset));
// #endif
Vector<int> to_remove;
EXIT_ON_ERR(options->commit_all(&to_remove, codeset));
for (int i = to_remove.size() - 1; i >= 0; --i) {
args.erase(args.begin() + to_remove[i]);
}
if (args.empty()) {
print_error(_("You must specify an action"));
return 1;
}
String action_str = args.front();
args.pop_front();
const PossibleOption * action_opt = find_option(action_str.str());
if (!action_opt->is_command) {
print_error(_("Unknown Action: %s"), action_str);
return 1;
} else if (action_opt->num_arg == 1 && args.empty()) {
print_error(_("You must specify a parameter for \"%s\"."), action_str);
return 1;
} else if (action_opt->num_arg > (int)args.size()) {
CERR.printf(_("Error: You must specify at least %d parameters for \"%s\".\n"),
action_opt->num_arg, action_str.str());
return 1;
}
//
// perform the requested action
//
if (action_str == "usage")
print_help();
else if (action_str == "help")
print_help(true);
else if (action_str == "version")
print_ver();
else if (action_str == "config")
config();
else if (action_str == "dicts")
dicts();
else if (action_str == "check")
check();
else if (action_str == "pipe")
pipe();
else if (action_str == "list")
list();
else if (action_str == "conv")
convt();
else if (action_str == "norm")
normlz();
else if (action_str == "filter")
filter();
else if (action_str == "soundslike")
soundslike();
else if (action_str == "munch")
munch();
else if (action_str == "expand")
expand();
else if (action_str == "combine")
combine();
else if (action_str == "munch-list")
munch_list();
else if (action_str == "clean")
clean();
else if (action_str == "filters")
filters();
else if (action_str == "modes")
modes();
else if (action_str == "dump")
action = do_dump;
else if (action_str == "create")
action = do_create;
else if (action_str == "merge")
action = do_merge;
else
abort(); // this should not happen
if (action != do_other) {
if (args.empty()) {
print_error(_("Unknown Action: %s"), action_str);
return 1;
}
String what_str = args.front();
args.pop_front();
if (what_str == "config")
config();
else if (what_str == "dicts")
dicts();
else if (what_str == "filters")
filters();
else if (what_str == "modes")
modes();
else if (what_str == "master")
master();
else if (what_str == "personal")
personal();
else if (what_str == "repl")
repl();
else if (what_str == "affix")
dump_affix();
else {
print_error(_("Unknown Action: %s"),
String(action_str + " " + what_str));
return 1;
}
}
return 0;
}
/////////////////////////////////////////////////////////
//
// Action Functions
//
//
static Convert * setup_conv(const aspeller::Language * lang,
Config * config)
{
if (config->retrieve("encoding") != "none") {
PosibErr<Convert *> pe = new_convert_if_needed(*config,
lang->charmap(),
config->retrieve("encoding"),
NormTo);
if (pe.has_err()) {print_error(pe.get_err()->mesg); exit(1);}
return pe.data;
} else {
return 0;
}
}
static Convert * setup_conv(Config * config,
const aspeller::Language * lang)
{
if (config->retrieve("encoding") != "none") {
PosibErr<Convert *> pe = new_convert_if_needed(*config,
config->retrieve("encoding"),
lang->charmap(),
NormFrom);
if (pe.has_err()) {print_error(pe.get_err()->mesg); exit(1);}
return pe.data;
} else {
return 0;
}
}
void setup_display_conv()
{
const char * gettext_enc = 0;
const char * env_enc = 0;
String doc_enc = options->retrieve("encoding");
String enc;
#ifdef ENABLE_NLS
gettext_enc = bind_textdomain_codeset("aspell", 0);
if (ascii_encoding(*options,gettext_enc)) gettext_enc = 0;
#endif
#ifdef HAVE_LANGINFO_CODESET
env_enc = nl_langinfo(CODESET);
if (ascii_encoding(*options, env_enc)) env_enc = 0;
#endif
if (gettext_enc && env_enc && strcmp(gettext_enc,env_enc) != 0)
{
fputs(("Error: bind_textdomain_codeset != nl_langinfo(CODESET)\n"), stderr);
exit(-1);
}
if (gettext_enc)
enc = gettext_enc;
else if (env_enc)
enc = env_enc;
else
enc = doc_enc;
EXIT_ON_ERR(dconv.setup(*options, doc_enc, enc, NormNone));
EXIT_ON_ERR(uiconv.setup(*options, enc, doc_enc, NormNone));
}
///////////////////////////
//
// config
//
void config ()
{
if (args.size() == 0) {
load_all_filters(options);
options->write_to_stream(COUT);
} else {
EXIT_ON_ERR_SET(options->retrieve_any(args[0]), String, value);
COUT << value << "\n";
}
}
///////////////////////////
//
// dicts
//
void dicts()
{
const DictInfoList * dlist = get_dict_info_list(options);
StackPtr<DictInfoEnumeration> dels(dlist->elements());
const DictInfo * entry;
while ( (entry = dels->next()) != 0)
puts(entry->name);
}
///////////////////////////
//
// list available (filters/filter modes)
//
void list_available(PosibErr<StringPairEnumeration *> (*fun)(Config *))
{
EXIT_ON_ERR_SET(fun(options), StringPairEnumeration *, els);
StringPair sp;
while (!els->at_end()) {
sp = els->next();
printf("%-14s %s\n", sp.first, gt_(sp.second));
}
delete els;
}
void filters()
{
load_all_filters(options);
list_available(available_filters);
}
void modes()
{
list_available(available_filter_modes);
}
///////////////////////////
//
// pipe
//
// precond: strlen(str) > 0
char * trim_wspace (char * str)
{
int last = strlen(str) - 1;
while (asc_isspace(str[0])) {
++str;
--last;
}
while (last > 0 && asc_isspace(str[last])) {
--last;
}
str[last + 1] = '\0';
return str;
}
bool get_word_pair(char * line, char * & w1, char * & w2)
{
w2 = strchr(line, ',');
if (!w2) {
print_error(_("Invalid Input"));
return false;
}
*w2 = '\0';
++w2;
w1 = trim_wspace(line);
w2 = trim_wspace(w2);
return true;
}
void print_elements(const AspellWordList * wl) {
AspellStringEnumeration * els = aspell_word_list_elements(wl);
int count = 0;
const char * w;
String line;
while ( (w = aspell_string_enumeration_next(els)) != 0 ) {
++count;
line += w;
line += ", ";
}
line.resize(line.size() - 2);
COUT.printf("%u: %s\n", count, line.c_str());
}
struct StatusFunInf
{
aspeller::SpellerImpl * real_speller;
Conv oconv;
bool verbose;
StatusFunInf(Convert * c) : oconv(c) {}
};
void status_fun(void * d, Token, int correct)
{
StatusFunInf * p = static_cast<StatusFunInf *>(d);
if (p->verbose && correct) {
const CheckInfo * ci = p->real_speller->check_info();
if (ci->compound)
COUT.put("-\n");
else if (ci->pre_flag || ci->suf_flag)
COUT.printf("+ %s\n", p->oconv(ci->word.str, ci->word.len));
else
COUT.put("*\n");
}
}
DocumentChecker * new_checker(AspellSpeller * speller,
StatusFunInf & status_fun_inf)
{
EXIT_ON_ERR_SET(new_document_checker(reinterpret_cast<Speller *>(speller)),
StackPtr<DocumentChecker>, checker);
checker->set_status_fun(status_fun, &status_fun_inf);
return checker.release();
}
#define BREAK_ON_SPELLER_ERR\
do {if (aspell_speller_error(speller)) {\
print_error(aspell_speller_error_message(speller)); break;\
} } while (false)
void pipe()
{
line_buffer();
bool terse_mode = true;
bool do_time = options->retrieve_bool("time");
bool suggest = options->retrieve_bool("suggest");
bool include_guesses = options->retrieve_bool("guess");
clock_t start,finish;
if (!options->have("mode") && !options->have("filter")) {
PosibErrBase err(options->replace("mode", "nroff"));
if (err.has_err())
CERR.printf(_("WARNING: Unable to enter Nroff mode: %s\n"),
err.get_err()->mesg);
}
start = clock();
AspellCanHaveError * ret
= new_aspell_speller(reinterpret_cast<AspellConfig *>(options.get()));
if (aspell_error(ret)) {
print_error(aspell_error_message(ret));
exit(1);
}
AspellSpeller * speller = to_aspell_speller(ret);
aspeller::SpellerImpl * real_speller = reinterpret_cast<aspeller::SpellerImpl *>(speller);
Config * config = real_speller->config();
Conv iconv(setup_conv(config, &real_speller->lang()));
Conv oconv(setup_conv(&real_speller->lang(), config));
MBLen mb_len;
if (!config->retrieve_bool("byte-offsets"))
mb_len.setup(*config, config->retrieve("encoding"));
if (do_time)
COUT << _("Time to load word list: ")
<< (clock() - start)/(double)CLOCKS_PER_SEC << "\n";
StatusFunInf status_fun_inf(setup_conv(&real_speller->lang(), config));
status_fun_inf.real_speller = real_speller;
bool & print_star = status_fun_inf.verbose;
print_star = true;
StackPtr<DocumentChecker> checker(new_checker(speller, status_fun_inf));
int c;
const char * w;
CharVector buf;
char * line;
char * line0;
char * word;
char * word2;
int ignore;
PosibErrBase err;
print_ver();
for (;;) {
buf.clear();
fflush(stdout);
while (c = getchar(), c != '\n' && c != EOF)
buf.push_back(static_cast<char>(c));
buf.push_back('\n'); // always add new line so strlen > 0
buf.push_back('\0');
//CERR.printf("%s", buf.data());
line = buf.data();
ignore = 0;
switch (line[0]) {
case '\n':
if (c != EOF) continue;
else break;
case '*':
word = trim_wspace(line + 1);
aspell_speller_add_to_personal(speller, word, -1);
BREAK_ON_SPELLER_ERR;
break;
case '&':
word = trim_wspace(line + 1);
aspell_speller_add_to_personal
(speller,
real_speller->to_lower(word), -1);
BREAK_ON_SPELLER_ERR;
break;
case '@':
word = trim_wspace(line + 1);
aspell_speller_add_to_session(speller, word, -1);
BREAK_ON_SPELLER_ERR;
break;
case '#':
aspell_speller_save_all_word_lists(speller);
BREAK_ON_SPELLER_ERR;
break;
case '+':
word = trim_wspace(line + 1);
err = config->replace("mode", word);
if (err.get_err())
config->replace("mode", "tex");
reload_filters(real_speller);
checker.del();
checker = new_checker(speller, status_fun_inf);
break;
case '-':
config->remove("filter");
reload_filters(real_speller);
checker.del();
checker = new_checker(speller, status_fun_inf);
break;
case '~':
break;
case '!':
terse_mode = true;
print_star = false;
break;
case '%':
terse_mode = false;
print_star = true;
break;
case '$':
if (line[1] == '$') {
switch(line[2]) {
case 'r':
switch(line[3]) {
case 'a':
if (get_word_pair(line + 4, word, word2))
aspell_speller_store_replacement(speller, word, -1, word2, -1);
break;
}
break;
case 'c':
switch (line[3]) {
case 's':
if (get_word_pair(line + 4, word, word2))
BREAK_ON_ERR(err = config->replace(word, word2));
if (strcmp(word,"suggest") == 0)
suggest = config->retrieve_bool("suggest");
else if (strcmp(word,"time") == 0)
do_time = config->retrieve_bool("time");
else if (strcmp(word,"guess") == 0)
include_guesses = config->retrieve_bool("guess");
break;
case 'r':
word = trim_wspace(line + 4);
BREAK_ON_ERR_SET(config->retrieve(word), String, ret);
COUT.printl(ret);
break;
}
break;
case 'p':
switch (line[3]) {
case 'p':
print_elements(aspell_speller_personal_word_list(speller));
break;
case 's':
print_elements(aspell_speller_session_word_list(speller));
break;
}
break;
case 'l':
COUT.printl(config->retrieve("lang"));
break;
}
break;
} else {
// continue on (no break)
}
case '^':
ignore = 1;
default:
line0 = line;
line += ignore;
checker->process(line, strlen(line));
while (Token token = checker->next_misspelling()) {
word = line + token.offset;
word[token.len] = '\0';
const char * cword = iconv(word);
String guesses, guess;
const CheckInfo * ci = real_speller->check_info();
aspeller::CasePattern casep
= real_speller->lang().case_pattern(cword);
while (ci) {
guess.clear();
if (ci->pre_add && ci->pre_add[0])
guess.append(ci->pre_add, ci->pre_add_len).append('+');
guess.append(ci->word.str, ci->word.len);
if (ci->pre_strip_len > 0)
guess.append('-').append(ci->word.str, ci->pre_strip_len);
if (ci->suf_strip_len > 0)
guess.append('-').append(ci->word.str + ci->word.len - ci->suf_strip_len,
ci->suf_strip_len);
if (ci->suf_add && ci->suf_add[0])
guess.append('+').append(ci->suf_add, ci->suf_add_len);
guess.ensure_null_end();
real_speller->lang().fix_case(casep, guess.data(), guess.data());
guesses << ", " << oconv(guess.str());
ci = ci->next;
}
start = clock();
const AspellWordList * suggestions = 0;
if (suggest)
suggestions = aspell_speller_suggest(speller, word, -1);
finish = clock();
unsigned offset = mb_len(line0, token.offset + ignore);
if (suggestions && !aspell_word_list_empty(suggestions))
{
COUT.printf("& %s %u %u:", word,
aspell_word_list_size(suggestions), offset);
AspellStringEnumeration * els
= aspell_word_list_elements(suggestions);
if (options->retrieve_bool("reverse")) {
Vector<String> sugs;
sugs.reserve(aspell_word_list_size(suggestions));
while ( ( w = aspell_string_enumeration_next(els)) != 0)
sugs.push_back(w);
Vector<String>::reverse_iterator i = sugs.rbegin();
while (true) {
COUT.printf(" %s", i->c_str());
++i;
if (i == sugs.rend()) break;
COUT.put(',');
}
} else {
while ( ( w = aspell_string_enumeration_next(els)) != 0) {
COUT.printf(" %s%s", w,
aspell_string_enumeration_at_end(els) ? "" : ",");
}
}
delete_aspell_string_enumeration(els);
if (include_guesses)
COUT.put(guesses);
COUT.put('\n');
} else {
if (guesses.empty())
COUT.printf("# %s %u\n", word, offset);
else
COUT.printf("? %s 0 %u: %s\n", word, offset,
guesses.c_str() + 2);
}
if (do_time)
COUT.printf(_("Suggestion Time: %f\n"),
(finish-start)/(double)CLOCKS_PER_SEC);
}
COUT.put('\n');
}
if (c == EOF) break;
}
delete_aspell_speller(speller);
}
///////////////////////////
//
// check
//
enum UserChoice {None, Ignore, IgnoreAll, Replace, ReplaceAll,
Add, AddLower, Exit, Abort};
struct Mapping {
char primary[9];
UserChoice reverse[256];
void to_aspell();
void to_ispell();
char & operator[] (UserChoice c) {return primary[c];}
UserChoice & operator[] (char c)
{return reverse[static_cast<unsigned char>(c)];}
};
void abort_check();
void setup_display_conv();
void check()
{
String file_name;
String new_name;
FILE * in = 0;
FILE * out = 0;
Mapping mapping;
bool changed = false;
if (args.size() == 0) {
print_error(_("You must specify a file name."));
exit(-1);
} else if (args.size() > 1) {
print_error(_("Only one file name may be specified."));
exit(-1);
}
file_name = args[0];
new_name = file_name;
new_name += ".new";
in = fopen(file_name.c_str(), "r");
if (!in) {
print_error(_("Could not open the file \"%s\" for reading"), file_name);
exit(-1);
}
if (!options->have("mode"))
EXIT_ON_ERR(set_mode_from_extension(options, file_name));
String m = options->retrieve("keymapping");
if (m == "aspell")
mapping.to_aspell();
else if (m == "ispell")