void wordwrap_wrap_z_ucs(WORDWRAP *wrapper, z_ucs *input)
{
size_t len, chars_to_copy, space_in_buffer;
len = z_ucs_len(input);
while (len > 0)
{
space_in_buffer = wrapper->input_buffer_size - 1 - wrapper->input_index;
chars_to_copy
= len > space_in_buffer
? space_in_buffer
: len;
TRACE_LOG("chars_to_copy: %d, len:%d, space_in_buffer:%d.\n",
chars_to_copy, len, space_in_buffer);
z_ucs_ncpy(
wrapper->input_buffer + wrapper->input_index,
input,
chars_to_copy);
wrapper->input_index += chars_to_copy;
wrapper->input_buffer[wrapper->input_index] = 0;
input += chars_to_copy;
len -= chars_to_copy;
TRACE_LOG("chars copied: %d, chars left: %ld.\n",chars_to_copy,(long)len);
if (
(wrapper->input_index == wrapper->input_buffer_size - 1)
||
(
(wrapper->flush_after_newline == true)
&&
(
(wrapper->input_index + wrapper->chars_already_on_line
> wrapper->line_length)
||
(z_ucs_chr(wrapper->input_buffer, Z_UCS_NEWLINE) != NULL)
)
)
)
{
flush_input_buffer(wrapper, false);
//FIXME: Increase buffer size in case flush not possible.
}
}
}
// Returns malloc()ed string which needs to be free()d later.
static char *get_path_for_locale(z_ucs *locale_name)
{
z_dir *dir;
char *search_path;
z_ucs *search_path_zucs, *path_ptr, *colon_index, *zucs_ptr;
z_ucs *zucs_buf = NULL;
size_t bufsize = 0, len, dirname_len;
struct z_dir_ent z_dir_entry;
char *dirname;
char *locale_name_utf8, *locale_dir_name = NULL;
search_path
= locale_search_path == NULL
? default_search_path
: locale_search_path;
search_path_zucs = dup_utf8_string_to_zucs_string(search_path);
path_ptr = search_path_zucs;
TRACE_LOG("Search path: \"");
TRACE_LOG_Z_UCS(search_path_zucs);
TRACE_LOG("'.\n");
// open-resource:
locale_name_utf8 = dup_zucs_string_to_utf8_string(locale_name);
while (*path_ptr != 0)
{
colon_index = z_ucs_chr(path_ptr, Z_UCS_COLON);
len
= colon_index == NULL
? z_ucs_len(path_ptr)
: (size_t)(colon_index - path_ptr);
TRACE_LOG("len: %ld\n", (long)len);
if (len > 0)
{
if (bufsize < len + 1)
{
TRACE_LOG("realloc buf for %ld chars / %ld bytes.\n",
(long)len + 1, (long)sizeof(z_ucs) * (len + 1));
// open-resource:
if ((zucs_ptr = realloc(zucs_buf, sizeof(z_ucs) * (len + 1))) == NULL)
{
// exit-point:
TRACE_LOG("realloc() returned NULL.\n");
free(zucs_buf);
free(locale_name_utf8);
free(path_ptr);
return NULL;
}
bufsize = len + 1;
zucs_buf = zucs_ptr;
}
z_ucs_ncpy(zucs_buf, path_ptr, len);
zucs_buf[len] = 0;
// open-resource:
if ((dirname = dup_zucs_string_to_utf8_string(zucs_buf)) == NULL)
{
// exit-point:
TRACE_LOG("dup_zucs_string_to_utf8_string() returned NULL.\n");
free(zucs_buf);
free(locale_name_utf8);
free(path_ptr);
return NULL;
}
TRACE_LOG("Path: '%s'\n", dirname);
// open-resource:
if ((dir = fsi->open_dir(dirname)) != NULL)
{
while (fsi->read_dir(&z_dir_entry, dir) == 0)
{
TRACE_LOG("Processing \"%s\".\n", z_dir_entry.d_name);
if (strcasecmp(locale_name_utf8, z_dir_entry.d_name) == 0)
{
dirname_len = strlen(dirname) + strlen(z_dir_entry.d_name);
TRACE_LOG("dirname_len: %ld.\n", (long)dirname_len);
// open-resource:
if ((locale_dir_name = malloc(dirname_len + 2)) == NULL)
{
// exit-point:
TRACE_LOG("malloc() returned NULL.\n");
fsi->close_dir(dir);
free(dirname);
free(zucs_buf);
free(locale_name_utf8);
free(path_ptr);
return NULL;
}
strcpy(locale_dir_name, dirname);
strcat(locale_dir_name, "/");
strcat(locale_dir_name, z_dir_entry.d_name);
break;
}
}
// close-resource:
fsi->close_dir(dir);
}
// close-resource:
free(dirname);
}
if (locale_dir_name != NULL)
break;
path_ptr += len + (colon_index != NULL ? 1 : 0);
}
free(search_path_zucs);
// close-resource:
free(locale_name_utf8);
// close-resource:
free(zucs_buf);
//TRACE_LOG("res:'");
//TRACE_LOG_Z_UCS(locale_dir_name);
//TRACE_LOG("\n");
return locale_dir_name;
}
