Modified Files: glib/ChangeLog glib/glib/giochannel.h

Modified Files:
	glib/ChangeLog glib/glib/giochannel.h glib/glib/giochannel.c
	glib/glib/glib.def glib/docs/reference/glib/glib-sections.txt

        * glib/giochannel.c glib/giochannel.c glib/glib.def
        docs/reference/glib/glib-sections.txt: Added new functions
        g_io_channel_[read,write]_unichar ()

        * glib/giochannel.h: Finally remembered to remove the
        old error message G_IO_CHANNEL_ERROR_PCHAR_FLUSH

        * glib/giochannel.c: Some fixes to g_io_channel_fill_buffer ()
        and g_io_channel_write_chars ()
This commit is contained in:
Ron Steinke 2001-08-05 20:26:09 +00:00
parent 4cfd423a90
commit ec759772de
12 changed files with 217 additions and 11 deletions

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@ -1,3 +1,15 @@
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c glib/giochannel.c glib/glib.def
docs/reference/glib/glib-sections.txt: Added new functions
g_io_channel_[read,write]_unichar ()
* glib/giochannel.h: Finally remembered to remove the
old error message G_IO_CHANNEL_ERROR_PCHAR_FLUSH
* glib/giochannel.c: Some fixes to g_io_channel_fill_buffer ()
and g_io_channel_write_chars ()
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c: Replaced the local use_buf variable with a macro

View File

@ -1,3 +1,15 @@
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c glib/giochannel.c glib/glib.def
docs/reference/glib/glib-sections.txt: Added new functions
g_io_channel_[read,write]_unichar ()
* glib/giochannel.h: Finally remembered to remove the
old error message G_IO_CHANNEL_ERROR_PCHAR_FLUSH
* glib/giochannel.c: Some fixes to g_io_channel_fill_buffer ()
and g_io_channel_write_chars ()
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c: Replaced the local use_buf variable with a macro

View File

@ -1,3 +1,15 @@
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c glib/giochannel.c glib/glib.def
docs/reference/glib/glib-sections.txt: Added new functions
g_io_channel_[read,write]_unichar ()
* glib/giochannel.h: Finally remembered to remove the
old error message G_IO_CHANNEL_ERROR_PCHAR_FLUSH
* glib/giochannel.c: Some fixes to g_io_channel_fill_buffer ()
and g_io_channel_write_chars ()
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c: Replaced the local use_buf variable with a macro

View File

@ -1,3 +1,15 @@
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c glib/giochannel.c glib/glib.def
docs/reference/glib/glib-sections.txt: Added new functions
g_io_channel_[read,write]_unichar ()
* glib/giochannel.h: Finally remembered to remove the
old error message G_IO_CHANNEL_ERROR_PCHAR_FLUSH
* glib/giochannel.c: Some fixes to g_io_channel_fill_buffer ()
and g_io_channel_write_chars ()
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c: Replaced the local use_buf variable with a macro

View File

@ -1,3 +1,15 @@
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c glib/giochannel.c glib/glib.def
docs/reference/glib/glib-sections.txt: Added new functions
g_io_channel_[read,write]_unichar ()
* glib/giochannel.h: Finally remembered to remove the
old error message G_IO_CHANNEL_ERROR_PCHAR_FLUSH
* glib/giochannel.c: Some fixes to g_io_channel_fill_buffer ()
and g_io_channel_write_chars ()
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c: Replaced the local use_buf variable with a macro

View File

@ -1,3 +1,15 @@
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c glib/giochannel.c glib/glib.def
docs/reference/glib/glib-sections.txt: Added new functions
g_io_channel_[read,write]_unichar ()
* glib/giochannel.h: Finally remembered to remove the
old error message G_IO_CHANNEL_ERROR_PCHAR_FLUSH
* glib/giochannel.c: Some fixes to g_io_channel_fill_buffer ()
and g_io_channel_write_chars ()
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c: Replaced the local use_buf variable with a macro

View File

@ -1,3 +1,15 @@
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c glib/giochannel.c glib/glib.def
docs/reference/glib/glib-sections.txt: Added new functions
g_io_channel_[read,write]_unichar ()
* glib/giochannel.h: Finally remembered to remove the
old error message G_IO_CHANNEL_ERROR_PCHAR_FLUSH
* glib/giochannel.c: Some fixes to g_io_channel_fill_buffer ()
and g_io_channel_write_chars ()
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c: Replaced the local use_buf variable with a macro

View File

@ -1,3 +1,15 @@
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c glib/giochannel.c glib/glib.def
docs/reference/glib/glib-sections.txt: Added new functions
g_io_channel_[read,write]_unichar ()
* glib/giochannel.h: Finally remembered to remove the
old error message G_IO_CHANNEL_ERROR_PCHAR_FLUSH
* glib/giochannel.c: Some fixes to g_io_channel_fill_buffer ()
and g_io_channel_write_chars ()
2001-08-05 Ron Steinke <rsteinke@w-link.net>
* glib/giochannel.c: Replaced the local use_buf variable with a macro

View File

@ -595,10 +595,12 @@ g_io_channel_init
<SUBSECTION>
g_io_channel_new_file
g_io_channel_read_chars
g_io_channel_read_unichar
g_io_channel_read_line
g_io_channel_read_line_string
g_io_channel_read_to_end
g_io_channel_write_chars
g_io_channel_write_unichar
g_io_channel_flush
g_io_channel_seek_position
GSeekType

View File

@ -1132,17 +1132,16 @@ g_io_channel_fill_buffer (GIOChannel *channel,
reencode:
inbytes_left = channel->read_buf->len;
outbytes_left = MIN (channel->buf_size / 4,
outbytes_left = MAX (6, MAX (channel->read_buf->len,
channel->encoded_read_buf->allocated_len
- channel->encoded_read_buf->len);
- channel->encoded_read_buf->len));
inbuf = channel->read_buf->str;
outbuf = channel->encoded_read_buf->str + channel->encoded_read_buf->len;
g_string_set_size (channel->encoded_read_buf,
channel->encoded_read_buf->len + outbytes_left);
inbuf = channel->read_buf->str;
outbuf = channel->encoded_read_buf->str + channel->encoded_read_buf->len
- outbytes_left;
errnum = g_iconv (channel->read_cd, &inbuf, &inbytes_left,
&outbuf, &outbytes_left);
@ -1163,6 +1162,8 @@ reencode:
status = G_IO_STATUS_NORMAL;
break;
case E2BIG:
/* Buffer size at least 6, wrote at least on character */
g_assert (inbuf != channel->read_buf->str);
goto reencode;
case EILSEQ:
if (oldlen < channel->encoded_read_buf->len)
@ -1694,6 +1695,66 @@ g_io_channel_read_chars (GIOChannel *channel,
return G_IO_STATUS_NORMAL;
}
/**
* g_io_channel_read_unichar:
* @channel: a #GIOChannel
* @thechar: a location to return a character
* @error: A location to return an error of type #GConvertError
* or #GIOChannelError
*
* This function cannot be called on a channel with %NULL encoding.
*
* Return value: a #GIOStatus
**/
GIOStatus
g_io_channel_read_unichar (GIOChannel *channel,
gunichar *thechar,
GError **error)
{
GIOStatus status = G_IO_STATUS_NORMAL;
g_return_val_if_fail (channel != NULL, G_IO_STATUS_ERROR);
g_return_val_if_fail (channel->encoding != NULL, G_IO_STATUS_ERROR);
g_return_val_if_fail ((error == NULL) || (*error == NULL),
G_IO_STATUS_ERROR);
g_return_val_if_fail (channel->is_readable, G_IO_STATUS_ERROR);
while (BUF_LEN (channel->encoded_read_buf) == 0 && status == G_IO_STATUS_NORMAL)
status = g_io_channel_fill_buffer (channel, error);
/* Only return an error if we have no data */
if (BUF_LEN (USE_BUF (channel)) == 0)
{
g_assert (status != G_IO_STATUS_NORMAL);
if (status == G_IO_STATUS_EOF && BUF_LEN (channel->read_buf) > 0)
{
g_set_error (error, G_CONVERT_ERROR,
G_CONVERT_ERROR_PARTIAL_INPUT,
"Leftover unconverted data in read buffer");
status = G_IO_STATUS_ERROR;
}
if (thechar)
*thechar = (gunichar) -1;
return status;
}
if (status == G_IO_STATUS_ERROR)
g_clear_error (error);
if (thechar)
*thechar = g_utf8_get_char (channel->encoded_read_buf->str);
g_string_erase (channel->encoded_read_buf, 0,
g_utf8_next_char (channel->encoded_read_buf->str)
- channel->encoded_read_buf->str);
return G_IO_STATUS_NORMAL;
}
/**
* g_io_channel_write_chars:
* @channel: a #GIOChannel
@ -1720,7 +1781,6 @@ g_io_channel_write_chars (GIOChannel *channel,
gssize wrote_bytes = 0;
g_return_val_if_fail (channel != NULL, G_IO_STATUS_ERROR);
g_return_val_if_fail (bytes_written != NULL, G_IO_STATUS_ERROR);
g_return_val_if_fail ((error == NULL) || (*error == NULL),
G_IO_STATUS_ERROR);
g_return_val_if_fail (channel->is_writeable, G_IO_STATUS_ERROR);
@ -1783,8 +1843,7 @@ g_io_channel_write_chars (GIOChannel *channel,
did_write += this_time;
}
while (status == G_IO_STATUS_NORMAL &&
did_write < MIN (channel->write_buf->len,
MAX (MAX_CHAR_SIZE, channel->buf_size / 4)));
did_write < MIN (channel->write_buf->len, MAX_CHAR_SIZE));
g_string_erase (channel->write_buf, 0, did_write);
@ -1993,6 +2052,49 @@ reconvert:
return G_IO_STATUS_NORMAL;
}
/**
* g_io_channel_write_unichar:
* @channel: a #GIOChannel
* @thechar: a character
* @error: A location to return an error of type #GConvertError
* or #GIOChannelError
*
* This function cannot be called on a channel with %NULL encoding.
*
* Return value: a #GIOStatus
**/
GIOStatus
g_io_channel_write_unichar (GIOChannel *channel,
gunichar thechar,
GError **error)
{
GIOStatus status;
gchar static_buf[6];
gsize char_len, wrote_len;
g_return_val_if_fail (channel != NULL, G_IO_STATUS_ERROR);
g_return_val_if_fail (channel->encoding != NULL, G_IO_STATUS_ERROR);
g_return_val_if_fail ((error == NULL) || (*error == NULL),
G_IO_STATUS_ERROR);
g_return_val_if_fail (channel->is_writeable, G_IO_STATUS_ERROR);
char_len = g_unichar_to_utf8 (thechar, static_buf);
if (channel->partial_write_buf[0] != '\0')
{
g_warning ("Partial charater written before writing unichar.\n");
channel->partial_write_buf[0] = '\0';
}
status = g_io_channel_write_chars (channel, static_buf,
char_len, &wrote_len, error);
/* We validate UTF-8, so we can't get a partial write */
g_assert (wrote_len == char_len || status != G_IO_STATUS_NORMAL);
return status;
}
/**
* g_io_channel_error_quark:

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@ -61,8 +61,6 @@ typedef enum
G_IO_CHANNEL_ERROR_OVERFLOW,
G_IO_CHANNEL_ERROR_PIPE,
/* Other */
G_IO_CHANNEL_ERROR_PCHAR_FLUSH,
/* Unconverted partial UTF-8 chars in buffer during flush */
G_IO_CHANNEL_ERROR_FAILED
} GIOChannelError;
@ -252,11 +250,17 @@ GIOStatus g_io_channel_read_chars (GIOChannel *channel,
gsize count,
gsize *bytes_read,
GError **error);
GIOStatus g_io_channel_read_unichar (GIOChannel *channel,
gunichar *thechar,
GError **error);
GIOStatus g_io_channel_write_chars (GIOChannel *channel,
const gchar *buf,
gssize count,
gsize *bytes_written,
GError **error);
GIOStatus g_io_channel_write_unichar (GIOChannel *channel,
gunichar thechar,
GError **error);
GIOStatus g_io_channel_seek_position (GIOChannel *channel,
glong offset,
GSeekType type,

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@ -204,6 +204,7 @@ EXPORTS
g_io_channel_read_line
g_io_channel_read_line_string
g_io_channel_read_to_end
g_io_channel_read_unichar
g_io_channel_ref
g_io_channel_seek
g_io_channel_seek_position
@ -225,6 +226,7 @@ EXPORTS
g_io_channel_win32_set_debug
g_io_channel_write
g_io_channel_write_chars
g_io_channel_write_unichar
g_io_create_watch
g_list_alloc
g_list_append