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lib/strutil/strutil.c: cosmetics and minor refactoring.

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Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
This commit is contained in:
Andrew Borodin 2013-07-12 20:43:00 +04:00
parent afca0e1443
commit 5b91108b3c
1 changed files with 43 additions and 60 deletions
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103
lib/strutil/strutil.c
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@ -101,12 +101,11 @@ static estr_t
_str_convert (GIConv coder, const char *string, int size, GString * buffer)
{
estr_t state = ESTR_SUCCESS;
gchar *tmp_buff = NULL;
gssize left;
gsize bytes_read = 0;
gsize bytes_written = 0;
GError *error = NULL;
errno = 0;
errno = 0; /* FIXME: is it really needed? */
if (coder == INVALID_CONV)
return ESTR_FAILURE;
@ -121,9 +120,7 @@ _str_convert (GIConv coder, const char *string, int size, GString * buffer)
}
*/
if (size < 0)
{
size = strlen (string);
}
else
{
left = strlen (string);
@ -134,11 +131,14 @@ _str_convert (GIConv coder, const char *string, int size, GString * buffer)
left = size;
g_iconv (coder, NULL, NULL, NULL, NULL);
while (left)
while (left != 0)
{
gchar *tmp_buff;
GError *error = NULL;
tmp_buff = g_convert_with_iconv ((const gchar *) string,
left, coder, &bytes_read, &bytes_written, &error);
if (error)
if (error != NULL)
{
int code = error->code;
@ -167,17 +167,13 @@ _str_convert (GIConv coder, const char *string, int size, GString * buffer)
g_free (tmp_buff);
}
if ((int) bytes_read < left)
{
string += bytes_read + 1;
size -= (bytes_read + 1);
left -= (bytes_read + 1);
g_string_append_c (buffer, *(string - 1));
}
else
{
if ((int) bytes_read >= left)
return ESTR_PROBLEM;
}
string += bytes_read + 1;
size -= (bytes_read + 1);
left -= (bytes_read + 1);
g_string_append_c (buffer, *(string - 1));
state = ESTR_PROBLEM;
break;
@ -202,31 +198,26 @@ _str_convert (GIConv coder, const char *string, int size, GString * buffer)
return ESTR_FAILURE;
}
}
else if (tmp_buff == NULL)
{
g_string_append (buffer, string);
return ESTR_PROBLEM;
}
else if (*tmp_buff == '\0')
{
g_free (tmp_buff);
g_string_append (buffer, string);
return state;
}
else
{
if (tmp_buff != NULL)
{
if (*tmp_buff)
{
g_string_append (buffer, tmp_buff);
g_free (tmp_buff);
string += bytes_read;
left -= bytes_read;
}
else
{
g_free (tmp_buff);
g_string_append (buffer, string);
return state;
}
}
else
{
g_string_append (buffer, string);
return ESTR_PROBLEM;
}
g_string_append (buffer, tmp_buff);
g_free (tmp_buff);
string += bytes_read;
left -= bytes_read;
}
}
return state;
}
@ -251,13 +242,10 @@ str_conv_gerror_message (GError * error, const char *def_msg)
estr_t
str_vfs_convert_from (GIConv coder, const char *string, GString * buffer)
{
estr_t result;
estr_t result = ESTR_SUCCESS;
if (coder == str_cnv_not_convert)
{
g_string_append (buffer, string != NULL ? string : "");
result = ESTR_SUCCESS;
}
else
result = _str_convert (coder, string, -1, buffer);
@ -275,11 +263,13 @@ str_printf (GString * buffer, const char *format, ...)
{
va_list ap;
va_start (ap, format);
#if GLIB_CHECK_VERSION (2, 14, 0)
g_string_append_vprintf (buffer, format, ap);
#else
{
gchar *tmp;
tmp = g_strdup_vprintf (format, ap);
g_string_append (buffer, tmp);
g_free (tmp);
@ -306,14 +296,10 @@ str_translate_char (GIConv conv, const char *keys, size_t ch_size, char *output,
cnv = g_iconv (conv, (gchar **) & keys, &left, &output, &out_size);
if (cnv == (size_t) (-1))
{
return (errno == EINVAL) ? ESTR_PROBLEM : ESTR_FAILURE;
}
else
{
output[0] = '\0';
return ESTR_SUCCESS;
}
output[0] = '\0';
return ESTR_SUCCESS;
}
@ -335,15 +321,17 @@ str_detect_termencoding (void)
static int
str_test_encoding_class (const char *encoding, const char **table)
{
int t;
int result = 0;
if (encoding == NULL)
return result;
for (t = 0; table[t] != NULL; t++)
if (encoding != NULL)
{
result += (g_ascii_strncasecmp (encoding, table[t], strlen (table[t])) == 0);
int t;
for (t = 0; table[t] != NULL; t++)
if (g_ascii_strncasecmp (encoding, table[t], strlen (table[t])) == 0)
result++;
}
return result;
}
@ -351,17 +339,11 @@ static void
str_choose_str_functions (void)
{
if (str_test_encoding_class (codeset, str_utf8_encodings))
{
used_class = str_utf8_init ();
}
else if (str_test_encoding_class (codeset, str_8bit_encodings))
{
used_class = str_8bit_init ();
}
else
{
used_class = str_ascii_init ();
}
}
gboolean
@ -828,6 +810,7 @@ strrstr_skip_count (const char *haystack, const char *needle, size_t skip_count)
len = semi - haystack - 1;
}
while (skip_count-- != 0);
return semi;
}