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- nano.c:do_int_speller() - Fix zombie processes and spelling buffer issues (Rocco Corsi) 

git-svn-id: svn://svn.savannah.gnu.org/nano/branches/nano_1_0_branch/nano@1144 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
This commit is contained in:
Chris Allegretta 2002-03-25 03:37:19 +00:00
parent 2fb935d641
commit e2df4b7b48
1 changed files with 44 additions and 37 deletions
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81
nano.c
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@ -1351,11 +1351,10 @@ int do_int_spell_fix(char *word)
int do_int_speller(char *tempfile_name)
{
char *read_buff, *read_buff_ptr, *read_buff_word;
long pipe_buff_size;
size_t pipe_buff_size, read_buff_size, read_buff_read, bytesread;
int in_fd[2], tempfile_fd;
int spell_status;
pid_t pid_spell;
ssize_t bytesread;
/* Create a pipe to spell program */
@ -1423,43 +1422,51 @@ int do_int_speller(char *tempfile_name)
close(in_fd[0]);
return FALSE;
}
read_buff = nmalloc( pipe_buff_size + 1 );
/* Process the returned spelling errors */
while ( (bytesread = read(in_fd[0], read_buff, pipe_buff_size)) > 0) {
read_buff[bytesread] = (char) NULL;
read_buff_word = read_buff_ptr = read_buff;
while (*read_buff_ptr != (char) NULL) {
/* Windows version may need to process additional char '\r' */
/* Possible problem here if last word not followed by '\n' */
if (*read_buff_ptr == '\n') {
*read_buff_ptr = (char) NULL;
if (!do_int_spell_fix(read_buff_word)) {
close(in_fd[0]);
free(read_buff);
replace_abort();
return TRUE;
}
read_buff_word = read_buff_ptr;
read_buff_word++;
}
read_buff_ptr++;
}
/* Read-in the returned spelling errors */
read_buff_read = 0;
read_buff_size = pipe_buff_size + 1;
read_buff = read_buff_ptr = nmalloc(read_buff_size * sizeof(char *));
while ((bytesread = read(in_fd[0], read_buff_ptr, pipe_buff_size)) > 0) {
read_buff_read += bytesread;
read_buff_size += pipe_buff_size;
read_buff = read_buff_ptr = nrealloc(read_buff, read_buff_size);
read_buff_ptr += read_buff_read;
}
*read_buff_ptr = (char) NULL;
close(in_fd[0]);
free(read_buff);
replace_abort();
/* Process the spelling errors */
read_buff_word = read_buff_ptr = read_buff;
while (*read_buff_ptr) {
if ((*read_buff_ptr == '\n') || (*read_buff_ptr == '\r')) {
*read_buff_ptr = (char) NULL;
if (read_buff_word != read_buff_ptr) {
if (!do_int_spell_fix(read_buff_word)) {
read_buff_word = read_buff_ptr;
break;
}
}
read_buff_word = read_buff_ptr + 1;
}
read_buff_ptr++;
}
/* special case where last word doesn't end with \n or \r */
if (read_buff_word != read_buff_ptr)
do_int_spell_fix(read_buff_word);
free(read_buff);
replace_abort();
/* Process end of spell process */