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authorUlrich Drepper <drepper@redhat.com>1999-06-16 22:55:47 +0000
committerUlrich Drepper <drepper@redhat.com>1999-06-16 22:55:47 +0000
commitd64b6ad07585b8a37e5fecc9a47fcee766d52ede (patch)
tree076b36cc9c1b82254348212e75939d842885563a /libio/vswprintf.c
parentbc938d3de936a8e429b16237180c046139be8247 (diff)
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Update.
	* Versions.def: Add GLIBC_2.2 for libc.

	* iconv/gconv.h: Make header suitable for inclusion in public header
	by protecting all names with __.
	* iconv/gconv.c: Adapt for symbol name changes.
	* iconv/gconv.h: Likewise.
	* iconv/gconv_builtin.c: Likewise.
	* iconv/gconv_close.c: Likewise.
	* iconv/gconv_db.c: Likewise.
	* iconv/gconv_dl.c: Likewise.
	* iconv/gconv_int.h: Likewise.
	* iconv/gconv_open.c: Likewise.
	* iconv/gconv_simple.c: Likewise.
	* iconv/iconv.c: Likewise.
	* iconv/iconv_close.c: Likewise.
	* iconv/iconv_open.c: Likewise.
	* iconv/loop.c: Likewise.
	* iconv/skeleton.c: Likewise.
	* iconvdata/8bit-gap.c: Likewise.
	* iconvdata/8bit-generic.c: Likewise.
	* iconvdata/ansi_x3.110.c: Likewise.
	* iconvdata/big5.c: Likewise.
	* iconvdata/cns11643.h: Likewise.
	* iconvdata/cns11643l1.h: Likewise.
	* iconvdata/euc-cn.c: Likewise.
	* iconvdata/euc-jp.c: Likewise.
	* iconvdata/euc-kr.c: Likewise.
	* iconvdata/euc-tw.c: Likewise.
	* iconvdata/gb2312.h: Likewise.
	* iconvdata/iso-2022-jp.c: Likewise.
	* iconvdata/iso-2022-kr.c: Likewise.
	* iconvdata/iso646.c: Likewise.
	* iconvdata/iso8859-1.c: Likewise.
	* iconvdata/iso_6937-2.c: Likewise.
	* iconvdata/iso_6937.c: Likewise.
	* iconvdata/jis0201.h: Likewise.
	* iconvdata/jis0208.h: Likewise.
	* iconvdata/jis0212.h: Likewise.
	* iconvdata/johab.c: Likewise.
	* iconvdata/ksc5601.h: Likewise.
	* iconvdata/sjis.c: Likewise.
	* iconvdata/t.61.c: Likewise.
	* iconvdata/uhc.c: Likewise.
	* stdlib/mblen.c: Likewise.
	* stdlib/mbtowc.c: Likewise.
	* stdlib/wctomb.c: Likewise.
	* wcsmbs/btowc.c: Likewise.
	* wcsmbs/mbrtowc.c: Likewise.
	* wcsmbs/mbsnrtowcs.c: Likewise.
	* wcsmbs/mbsrtowcs.c: Likewise.
	* wcsmbs/wchar.h: Likewise.
	* wcsmbs/wcrtomb.c: Likewise.
	* wcsmbs/wcsmbsload.c: Likewise.
	* wcsmbs/wcsmbsload.h: Likewise.
	* wcsmbs/wcsnrtombs.c: Likewise.
	* wcsmbs/wcsrtombs.c: Likewise.
	* wcsmbs/wctob.c: Likewise.

	* include/limits.h (MB_LEN_MAX): Increase to 16.

	* sysdeps/generic/_G_config.h: Define _G_fpos_t as struct.  Define
	_G_iconv_t.
	* sysdeps/unix/sysv/linux/_G_config.h: Likewise.
	* include/wchar.h: Change mbstate_t to __mbstate_t.

	* libio/Makefile (routines): Add wfiledoalloc, oldiofgetpos,
	oldiofgetpos64, oldiofsetpos, oldiofsetpos64, fputwc, fputwc_u,
	getwc, getwc_u, getwchar, getwchar_u, iofgetws, iofgetws_u,
	iofputws, iofputws_u, iogetwline, iowpadn, ioungetwc, putwc, putwc_u,
	putchar, putchar_u, swprintf, vwprintf, wprintf, wscanf, fwscanf,
	vwscanf, vswprintf, iovswscanf, swscanf, wgenops, wstrops, wfileops,
	and iofwide.
	(tests): Add tst_swprintf, tst_wprintf, tst_swscanf, and tst_wscanf.
	* libio/Versions: Add _IO_fgetpos, _IO_fgetpos64, _IO_fsetpos,
	_IO_fsetpos64, fgetpos, fgetpos64, fgetwc, fgetwc_unlocked, fgetws,
	fgetws_unlocked, fputwc, fputwc_unlocked, fputws, fputws_unlocked,
	fsetpos, fsetpos64, fwide, fwprintf, fwscanf, getwc, getwc_unlocked,
	getwchar, getwchar_unlocked, putwc, putwc_unlocked, putwchar,
	putwchar_unlocked, swprintf, swscanf, ungetwc, vfwprintf, vswprintf,
	vwprintf, vfwscanf, vswscanf, vwscanf, wprintf, and wscanf to
	GLIBC_2.2 for libc.
	* libio/libio.h: Define codecvt struct.  Define _IO_wide_data.
	Extend _IO_file contain pointer to codecvt, widedata and mode.
	(_IO_getwc_unlocked): New macro.
	(_IO_putwc_unlocked): New macro.
	(_IO_fwide): New macro.
	* libio/libioP.h: Add new prototypes and adjust existing declarations.
	* libio/fileops.c (_IO_new_file_close_it): Reset normal or widedata
	buffers based on mode.
	(new_do_write): Set _IO_write_end to _IO_buf_end if stream is wide
	oriented.
	(_IO_new_file_overflow): Don't depend only on _IO_CURRENTLY_PUTTING
	flag to be enough to signal unallocated buffer.  For wide oriented
	stream don't make it linebuffered.  Don't use _IO_do_flush, use
	_IO_new_do_write directly.
	(_IO_new_file_seekoff): Change return value type to _IO_off64_t.
	(_IO_file_seek): Likewise.
	* libio/genops.c (_IO_least_marker): Make global.
	(__underflow): Orient stream if not already done.
	(__uflow): Likewise.
	(_IO_default_seekpos): Change to type _IO_off64_t.
	(_IO_default_seekoff): Likewise.
	(_IO_default_seek): Likewise.
	(_IO_no_init): New function.  Similar to _IO_init but allows to orient
	in initialization.
	* libio/iolibio.h: Add prototype for _IO_vswprintf.  Change _IO_pos_BAD
	to use _IO_off64_t.
	* libio/ftello.c: Use _IO_off_t.  For now abort when use with wide
	char stream.
	* libio/ftello64.c: Likewise.
	* libio/ioftell.c: Likewise.
	* libio/iofopncook.c: Likewise.
	* libio/ioseekoff.c: Likewise.
	* libio/ioseekpos.c: Likewise.
	* libio/oldfileops.c: Likewise.
	* libio/iofgetpos.c: Store state of conversion if necessary.
	* libio/iofgetpos64.c: Likewise.
	* libio/iofsetpos.c: Restore conversion state if necessary.
	* libio/iofsetpos64.c: Likewise.
	* libio/iofdopen.c: Initialize so that stream can be wide oriented.
	* libio/iofopen.c: Likewise.
	* libio/iofopen64.c: Likewise.
	* libio/iopopen.c: Likewise.
	* libio/iovdprintf.c: Likewise.
	* libio/iovsprintf.c: Likewise.
	* libio/iovsscanf.c: Likewise.
	* libio/memstream.c: Likewise.
	* libio/obprintf.c: Likewise.
	* libio/iofputs.c: Orient stream if not already happened.
	* libio/iofputs_u.c: Likewise.
	* libio/iofwrite.c: Likewise.
	* libio/iofwrite_u.c: Likewise.
	* libio/ioputs.c: Likewise.
	* libio/iosetbuffer.c: Handle not yet oriented stream.
	* libio/iosetvbuf.c: Likewise.
	* libio/oldstdfiles.c: Adjust FILEBUF_LITERAL call.
	* libio/stdfiles.c: Likewise.
	* libio/strops.c (_IO_str_overflow): Correctly free buffer after
	failed allocation.
	(_IO_str_seekoff): Use _IO_off64_t.
	* libio/vasprintf.c: Pre-orient stream.
	* libio/vsnprintf.c: Likewise.
	* libio/fputwc.c: New file.
	* libio/fputwc_u.c: New file.
	* libio/fwprintf.c: New file.
	* libio/fwscanf.c: New file.
	* libio/getwc.c: New file.
	* libio/getwc_u.c: New file.
	* libio/getwchar.c: New file.
	* libio/getwchar_u.c: New file.
	* libio/iofgetws.c: New file.
	* libio/iofgetws_u.c: New file.
	* libio/iofputws.c: New file.
	* libio/iofputws_u.c: New file.
	* libio/iofwide.c: New file.
	* libio/iogetwline.c: New file.
	* libio/ioungetwc.c: New file.
	* libio/iovswscanf.c: New file.
	* libio/iowpadn.c: New file.
	* libio/oldiofgetpos.c: New file.
	* libio/oldiofgetpos64.c: New file.
	* libio/oldiofsetpos.c: New file.
	* libio/oldiofsetpos64.c: New file.
	* libio/putwc.c: New file.
	* libio/putwc_u.c: New file.
	* libio/putwchar.c: New file.
	* libio/putwchar_u.c: New file.
	* libio/swprintf.c: New file.
	* libio/swscanf.c: New file.
	* libio/tst_swprintf.c: New file.
	* libio/tst_swscanf.c: New file.
	* libio/tst_wprintf.c: New file.
	* libio/tst_wscanf.c: New file.
	* libio/tst_wscanf.input: New file.
	* libio/vswprintf.c: New file.
	* libio/vwprintf.c: New file.
	* libio/vwscanf.c: New file.
	* libio/wfiledoalloc.c: New file.
	* libio/wfileops.c: New file.
	* libio/wgenops.c: New file.
	* libio/wprintf.c: New file.
	* libio/wscanf.c: New file.
	* libio/wstrops.c: New file.
	* stdio-common/Makefile (routines): Add _itowa, itowa-digits,
	vfwprintf, and vfwscanf.
	* stdio-common/_itoa.c (base_table): Rename to _IO_base_table and
	make global.
	* stdio-common/_itowa.c: New file.
	* stdio-common/_itowa.h: New file.
	* stdio-common/itoa-digits.c: Minimal optimization.
	* stdio-common/itowa-digits.c: New file.
	* stdio-common/printf-parse.h: Allow use in wide character context.
	* stdio-common/printf-prs.c: Define ISASCII and MBRLEN.
	* stdio-common/printf.h (printf_info): Add wide bit.
	* stdio-common/printf_fp.c: Determine from wide bit whether stream
	is wide oriented or not.
	* stdio-common/printf_size.c: Likewise.
	* sysdeps/generic/printf_fphex.c: Likewise.
	* stdlib/strfmon.c: Call __printf_fp with wide bit cleared.
	* stdio-common/vfprintf.c: Rewrite to allow use in wide character
	context.
	* stdio-common/vfscand.c: Likewise.
	* stdio-common/vfwprintf.c: New file.
	* stdio-common/vfwscanf.c: New file.

	* time/Makefile (routines): Add wcsftime.
	(tests): Add tst_wcsftime.
	* time/Versions: Add wcsftime to GLIBC_2.2 for libc.
	* time/strftime.c: Make usable as wcsftime.
	* time/wcsftime.c: New file.
	* time/tst_wcsftime.c: New file.

	* wcsmbs/Makefile (routines): Add wmempcpy and wcschrnul.
	* wcsmbs/Versions: Add wmempcpy and wcschrnul to GLIBC_2.2 for libc.
	* wcsmbs/wcschrnul.c: New file.
	* wcsmbs/wmemcpy.c: New file.
	* wcsmbs/wmemcpy.c: Rename to __wmemcpy and make wmemcpy weak alias.
	* wcsmbs/wmemmove.c: Likewise for wmemmove.

	* manual/stdio.texi: Document is_char and wide element if printf_info.

	* manual/time.texi: Document wcsftime.

	* include/wchar.h: Add prototypes for __wmemcpy, __wmempcpy,
	__wmemmove, __wcschrnul, and __vfwscanf.

	* locale/langinfo.h: Add new LC_TIME entries for wchar_t data.
	* locale/C-time.c: Adapt for above change.
	* locale/categories.def: Likewise.
	* locale/localeinfo.h: Likewise.
	* localedata/Makefile: Don't run tests for now.
Diffstat (limited to 'libio/vswprintf.c')
-rw-r--r--libio/vswprintf.c144
1 files changed, 144 insertions, 0 deletions
diff --git a/libio/vswprintf.c b/libio/vswprintf.c
new file mode 100644
index 0000000000..addf39089c
--- /dev/null
+++ b/libio/vswprintf.c
@@ -0,0 +1,144 @@
+/* Copyright (C) 1994, 1997, 1999 Free Software Foundation, Inc.
+   This file is part of the GNU IO Library.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2, or (at
+   your option) any later version.
+
+   This library is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this library; see the file COPYING.  If not, write to
+   the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
+   MA 02111-1307, USA.
+
+   As a special exception, if you link this library with files
+   compiled with a GNU compiler to produce an executable, this does
+   not cause the resulting executable to be covered by the GNU General
+   Public License.  This exception does not however invalidate any
+   other reasons why the executable file might be covered by the GNU
+   General Public License.  */
+
+#include "libioP.h"
+#include "strfile.h"
+
+
+typedef struct
+{
+  _IO_strfile f;
+  /* This is used for the characters which do not fit in the buffer
+     provided by the user.  */
+  wchar_t overflow_buf[64];
+} _IO_strnfile;
+
+
+static wint_t _IO_wstrn_overflow __P ((_IO_FILE *fp, wint_t c));
+
+static wint_t
+_IO_wstrn_overflow (fp, c)
+     _IO_FILE *fp;
+     wint_t c;
+{
+  /* When we come to here this means the user supplied buffer is
+     filled.  But since we must return the number of characters which
+     would have been written in total we must provide a buffer for
+     further use.  We can do this by writing on and on in the overflow
+     buffer in the _IO_strnfile structure.  */
+  _IO_strnfile *snf = (_IO_strnfile *) fp;
+
+  if (fp->_wide_data->_IO_buf_base != snf->overflow_buf)
+    {
+      /* Terminate the string.  We know that there is room for at
+	 least one more character since we initialized the stream with
+	 a size to make this possible.  */
+      *fp->_wide_data->_IO_write_ptr = '\0';
+
+      _IO_wsetb (fp, snf->overflow_buf,
+		 snf->overflow_buf + (sizeof (snf->overflow_buf)
+				      / sizeof (wchar_t)), 0);
+
+      fp->_wide_data->_IO_write_base = snf->overflow_buf;
+      fp->_wide_data->_IO_read_base = snf->overflow_buf;
+      fp->_wide_data->_IO_read_ptr = snf->overflow_buf;
+      fp->_wide_data->_IO_read_end = (snf->overflow_buf
+				      + (sizeof (snf->overflow_buf)
+					 / sizeof (wchar_t)));
+    }
+
+  fp->_wide_data->_IO_write_ptr = snf->overflow_buf;
+  fp->_wide_data->_IO_write_end = snf->overflow_buf;
+
+  /* Since we are not really interested in storing the characters
+     which do not fit in the buffer we simply ignore it.  */
+  return c;
+}
+
+
+static struct _IO_jump_t _IO_wstrn_jumps =
+{
+  JUMP_INIT_DUMMY,
+  JUMP_INIT(finish, _IO_wstr_finish),
+  JUMP_INIT(overflow, (_IO_overflow_t) _IO_wstrn_overflow),
+  JUMP_INIT(underflow, (_IO_underflow_t) _IO_wstr_underflow),
+  JUMP_INIT(uflow, (_IO_underflow_t) _IO_wdefault_uflow),
+  JUMP_INIT(pbackfail, (_IO_pbackfail_t) _IO_wstr_pbackfail),
+  JUMP_INIT(xsputn, _IO_wdefault_xsputn),
+  JUMP_INIT(xsgetn, _IO_wdefault_xsgetn),
+  JUMP_INIT(seekoff, _IO_wstr_seekoff),
+  JUMP_INIT(seekpos, _IO_default_seekpos),
+  JUMP_INIT(setbuf, (_IO_setbuf_t) _IO_wdefault_setbuf),
+  JUMP_INIT(sync, _IO_default_sync),
+  JUMP_INIT(doallocate, _IO_wdefault_doallocate),
+  JUMP_INIT(read, _IO_default_read),
+  JUMP_INIT(write, _IO_default_write),
+  JUMP_INIT(seek, _IO_default_seek),
+  JUMP_INIT(close, _IO_default_close),
+  JUMP_INIT(stat, _IO_default_stat),
+  JUMP_INIT(showmanyc, _IO_default_showmanyc),
+  JUMP_INIT(imbue, _IO_default_imbue)
+};
+
+
+int
+_IO_vswprintf (string, maxlen, format, args)
+     wchar_t *string;
+     _IO_size_t maxlen;
+     const wchar_t *format;
+     _IO_va_list args;
+{
+  _IO_strnfile sf;
+  int ret;
+  struct _IO_wide_data wd;
+#ifdef _IO_MTSAFE_IO
+  _IO_lock_t lock;
+  sf.f._sbf._f._lock = &lock;
+#endif
+
+  /* We need to handle the special case where MAXLEN is 0.  Use the
+     overflow buffer right from the start.  */
+  if (maxlen == 0)
+    {
+      string = sf.overflow_buf;
+      maxlen = sizeof (sf.overflow_buf) / sizeof (wchar_t);
+    }
+
+  _IO_no_init ((_IO_FILE *) &sf, 0, 0, &wd, NULL);
+  _IO_WIDE_JUMPS ((_IO_FILE *) &sf) = &_IO_wstrn_jumps;
+  _IO_fwide (&sf.f._sbf._f, 1);
+  string[0] = L'\0';
+  _IO_wstr_init_static ((_IO_FILE *) &sf, string, maxlen - 1, string);
+  ret = _IO_vfwprintf ((_IO_FILE *) &sf, format, args);
+
+  if (sf.f._sbf._f._wide_data->_IO_buf_base != sf.overflow_buf)
+    *sf.f._sbf._f._wide_data->_IO_write_ptr = '\0';
+  return ret;
+}
+
+#ifdef weak_alias
+weak_alias (_IO_vswprintf, __vswprintf)
+weak_alias (_IO_vswprintf, vswprintf)
+#endif