/* This file is part of
- * ======================================================
+ * ======================================================
*
* LyX, The Document Processor
*
#pragma implementation
#endif
+#include <sys/types.h>
+#include <sys/wait.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdio.h>
using std::endl;
namespace {
- /// pid for the `ispell' process.
- pid_t isp_pid = -1;
+ /// pid for the `ispell' process.
+ pid_t isp_pid = -1;
}
-/// can be found in src/insets/figinset.C
-extern void sigchldchecker(pid_t pid, int * status);
-
///
// ------------------- start special pspell code/class --------------------
///
#include "sp_pspell.h"
-PSpell::PSpell()
+PSpell::PSpell()
: sc(0), els(0), spell_error_object(0), flag(ISP_UNKNOWN),
alive_(false)
{
}
-PSpell::~PSpell()
+PSpell::~PSpell()
{
cleanUp();
close();
if (els)
delete_pspell_string_emulation(els);
}
-
+
void PSpell::initialize(BufferParams const &, string const & lang)
{
}
-void PSpell::cleanUp()
+void PSpell::cleanUp()
{
if (spell_error_object) {
delete_pspell_can_have_error(spell_error_object);
pspell_manager_suggest(sc, word.c_str());
lyx::Assert(sugs != 0);
els = pspell_word_list_elements(sugs);
- if (pspell_word_list_empty(sugs))
+ if (pspell_word_list_empty(sugs))
flag = ISP_UNKNOWN;
- else
+ else
flag = ISP_MISSED;
}
return flag;
}
-void PSpell::accept(string const & word)
+void PSpell::accept(string const & word)
{
if (sc)
pspell_manager_add_to_session(sc, word.c_str());
}
-void PSpell::sigchldhandler(pid_t pid, int * status)
-{
- sigchldchecker(pid, status);
-}
-
#endif
///
<< endl;
goto END;
}
-
- if (isp_pid == 0) {
+
+ if (isp_pid == 0) {
/* child process */
dup2(pipein[0], STDIN_FILENO);
dup2(pipeout[1], STDOUT_FILENO);
} else {
// Report run-together words with
// missing blanks as errors
- tmp = new char[3];
+ tmp = new char[3];
string("-B").copy(tmp, 2); tmp[2] = '\0';
- argv[argc++] = tmp;
+ argv[argc++] = tmp;
}
if (lyxrc.isp_use_esc_chars) {
// Specify additional characters that
// can be part of a word
tmp = new char[3];
string("-w").copy(tmp, 2); tmp[2] = '\0';
- argv[argc++] = tmp;
+ argv[argc++] = tmp;
// Put the escape chars in ""s
string tms = "\"" + lyxrc.isp_esc_chars + "\"";
tmp = new char[tms.length() + 1];
// setup of argv
for (int i = 0; i < argc - 1; ++i)
delete[] argv[i];
-
+
lyxerr << "LyX: Failed to start ispell!" << endl;
_exit(0);
}
// Configure provides us with macros which are supposed to do
// the right typecast.
- retval = select(SELECT_TYPE_ARG1 (pipeout[0]+1),
- SELECT_TYPE_ARG234 (&infds),
- 0,
- 0,
+ retval = select(SELECT_TYPE_ARG1 (pipeout[0]+1),
+ SELECT_TYPE_ARG234 (&infds),
+ 0,
+ 0,
SELECT_TYPE_ARG5 (&tv));
if (retval > 0) {
// Ok, do the reading. We don't have to FD_ISSET since
// there is only one fd in infds.
fgets(buf, 2048, in);
-
+
// determine if the spell checker is really Aspell
if (strstr(buf, "Aspell"))
actual_spell_checker = ASC_ASPELL;
fputs("!\n", out); // Set terse mode (silently accept correct words)
-
+
} else if (retval == 0) {
// timeout. Give nice message to user.
lyxerr << "Ispell read timed out, what now?" << endl;
}
END:
if (isp_pid == -1) {
- error_ =
+ error_ =
"\n\n"
"The spellcheck-process has died for some reason.\n"
"*One* possible reason could be that you do not have\n"
}
+/* FIXME: this is a minimalist solution until the above
+ * code is able to work with forkedcall.h. We only need
+ * to reap the zombies here.
+ */
+void reapSpellchecker(void)
+{
+ if (isp_pid == -1)
+ return;
+
+ waitpid(isp_pid, 0, WNOHANG);
+}
+
+
bool ISpell::alive()
{
return isp_pid != -1;
}
-void ISpell::cleanUp()
+void ISpell::cleanUp()
{
::fclose(out);
}
::fputs(word.c_str(), out);
::fputc('\n', out);
-
+
char buf[1024];
- ::fgets(buf, 1024, in);
-
+ ::fgets(buf, 1024, in);
+
// I think we have to check if ispell is still alive here because
- // the signal-handler could have disabled blocking on the fd
+ // the signal-handler could have disabled blocking on the fd
if (!alive()) return ISP_UNKNOWN;
switch (*buf) {
void ISpell::close()
{
- // Note: If you decide to optimize this out when it is not
- // needed please note that when Aspell is used this command
+ // Note: If you decide to optimize this out when it is not
+ // needed please note that when Aspell is used this command
// is also needed to save the replacement dictionary.
// -- Kevin Atkinson (kevinatk@home.com)
}
-void ISpell::accept(string const & word)
+void ISpell::accept(string const & word)
{
::fputc('@', out); // Accept in this session
::fputs(word.c_str(), out);
}
-void ISpell::sigchldhandler(pid_t pid, int * status)
-{
- if (isp_pid > 0) {
- if (pid == isp_pid) {
- isp_pid = -1;
- // set the file descriptor to nonblocking so we can
- // continue
- fcntl(isp_fd, F_SETFL, O_NONBLOCK);
- }
- }
- sigchldchecker(pid, status);
-}
-
-
char const * ISpell::error()
{
return error_;