diff options
author | Ulrich Drepper <drepper@redhat.com> | 1999-06-16 22:55:47 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1999-06-16 22:55:47 +0000 |
commit | d64b6ad07585b8a37e5fecc9a47fcee766d52ede (patch) | |
tree | 076b36cc9c1b82254348212e75939d842885563a /libio/iogetwline.c | |
parent | bc938d3de936a8e429b16237180c046139be8247 (diff) | |
download | glibc-d64b6ad07585b8a37e5fecc9a47fcee766d52ede.zip glibc-d64b6ad07585b8a37e5fecc9a47fcee766d52ede.tar.gz glibc-d64b6ad07585b8a37e5fecc9a47fcee766d52ede.tar.bz2 |
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/iogetwline.c')
-rw-r--r-- | libio/iogetwline.c | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/libio/iogetwline.c b/libio/iogetwline.c new file mode 100644 index 0000000..402158a --- /dev/null +++ b/libio/iogetwline.c @@ -0,0 +1,120 @@ +/* Copyright (C) 1993, 1997, 1998, 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 <string.h> +#include <wchar.h> + +#if defined _LIBC || !_G_HAVE_IO_GETLINE_INFO + +_IO_size_t +_IO_getwline (fp, buf, n, delim, extract_delim) + _IO_FILE *fp; + wchar_t *buf; + _IO_size_t n; + wint_t delim; + int extract_delim; +{ + return _IO_getwline_info (fp, buf, n, delim, extract_delim, (wint_t *) 0); +} + +/* Algorithm based on that used by Berkeley pre-4.4 fgets implementation. + + Read chars into buf (of size n), until delim is seen. + Return number of chars read (at most n). + Does not put a terminating '\0' in buf. + If extract_delim < 0, leave delimiter unread. + If extract_delim > 0, insert delim in output. */ + +_IO_size_t +_IO_getwline_info (fp, buf, n, delim, extract_delim, eof) + _IO_FILE *fp; + wchar_t *buf; + _IO_size_t n; + wint_t delim; + int extract_delim; + wint_t *eof; +{ + wchar_t *ptr = buf; + if (eof != NULL) + *eof = 0; + while (n != 0) + { + _IO_ssize_t len = (fp->_wide_data->_IO_read_end + - fp->_wide_data->_IO_read_ptr); + if (len <= 0) + { + wint_t wc = __wuflow (fp); + if (wc == WEOF) + { + if (eof) + *eof = wc; + break; + } + if (wc == delim) + { + if (extract_delim > 0) + *ptr++ = wc; + else if (extract_delim < 0) + _IO_sputbackc (fp, wc); + return ptr - buf; + if (extract_delim > 0) + ++len; + } + *ptr++ = wc; + n--; + } + else + { + wchar_t *t; + if ((_IO_size_t) len >= n) + len = n; + t = (wchar_t *) memchr ((void *) fp->_wide_data->_IO_read_ptr, + delim, len); + if (t != NULL) + { + _IO_size_t old_len = ptr - buf; + len = t - fp->_wide_data->_IO_read_ptr; + if (extract_delim >= 0) + { + ++t; + if (extract_delim > 0) + ++len; + } + memcpy ((void *) ptr, (void *) fp->_wide_data->_IO_read_ptr, + len); + fp->_wide_data->_IO_read_ptr = t; + return old_len + len; + } + memcpy ((void *) ptr, (void *) fp->_wide_data->_IO_read_ptr, len); + fp->_wide_data->_IO_read_ptr += len; + ptr += len; + n -= len; + } + } + return ptr - buf; +} + +#endif /* Defined _LIBC || !_G_HAVE_IO_GETLINE_INFO */ |