mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-06 05:10:05 +00:00
a3b231b751
* libio/Makefile: Add rules build, run, and distribute tst-widetext.c. * libio/tst-widetext.c: New file. * libio/tst-widetext.input: New file. * libio/iogetwline.c (_IO_getwline_info): Pretty print.
371 lines
8.5 KiB
C
371 lines
8.5 KiB
C
/* Test program for the wide character stream functions handling larger
|
|
amounts of text.
|
|
Copyright (C) 2000 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@cygnus.com>.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public License as
|
|
published by the Free Software Foundation; either version 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
The GNU C 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
|
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <assert.h>
|
|
#include <iconv.h>
|
|
#include <locale.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
#include <wchar.h>
|
|
|
|
/* Approximate size of the file (must be larger). */
|
|
#define SIZE 210000
|
|
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
char name[] = "/tmp/widetext.out.XXXXXX";
|
|
char mbbuf[SIZE];
|
|
char mb2buf[SIZE];
|
|
wchar_t wcbuf[SIZE];
|
|
wchar_t wc2buf[SIZE];
|
|
size_t mbsize;
|
|
size_t wcsize;
|
|
int fd;
|
|
FILE *fp;
|
|
size_t n;
|
|
int res;
|
|
int status = 0;
|
|
wchar_t *wcp;
|
|
|
|
setlocale (LC_ALL, "de_DE.UTF-8");
|
|
printf ("locale used: %s\n\n", setlocale (LC_ALL, NULL));
|
|
|
|
/* Read the file into memory. */
|
|
mbsize = fread (mbbuf, 1, SIZE, stdin);
|
|
if (mbsize == 0)
|
|
{
|
|
printf ("%Zd: cannot read input file from standard input: %m\n",
|
|
__LINE__);
|
|
exit (1);
|
|
}
|
|
|
|
printf ("INFO: input file has %Zd bytes\n", mbsize);
|
|
|
|
/* First convert the text to wide characters. We use iconv here. */
|
|
{
|
|
iconv_t cd;
|
|
char *inbuf = mbbuf;
|
|
size_t inleft = mbsize;
|
|
char *outbuf = (char *) wcbuf;
|
|
size_t outleft = sizeof (wcbuf);
|
|
size_t nonr;
|
|
|
|
cd = iconv_open ("WCHAR_T", "UTF-8");
|
|
if (cd == (iconv_t) -1)
|
|
{
|
|
printf ("%Zd: cannot get iconv descriptor for conversion to UCS4\n",
|
|
__LINE__);
|
|
exit (1);
|
|
}
|
|
|
|
/* We must need only one call and there must be no losses. */
|
|
nonr = iconv (cd, &inbuf, &inleft, &outbuf, &outleft);
|
|
if (nonr != 0 && nonr != (size_t) -1)
|
|
{
|
|
printf ("%Zd: iconv performed %Zd nonreversible conversions\n",
|
|
__LINE__, nonr);
|
|
exit (1);
|
|
}
|
|
|
|
if ((size_t) nonr == -1 )
|
|
{
|
|
printf ("\
|
|
%Zd: iconv returned with %Zd and errno = %m (inleft: %Zd, outleft: %Zd)\n",
|
|
__LINE__, nonr, inleft, outleft);
|
|
exit (1);
|
|
}
|
|
|
|
if (inleft != 0)
|
|
{
|
|
printf ("%Zd: iconv didn't convert all input\n", __LINE__);
|
|
exit (1);
|
|
}
|
|
|
|
iconv_close (cd);
|
|
|
|
if ((sizeof (wcbuf) - outleft) % sizeof (wchar_t) != 0)
|
|
{
|
|
printf ("%Zd: iconv converted not complete wchar_t\n", __LINE__);
|
|
exit (1);
|
|
}
|
|
|
|
wcsize = (sizeof (wcbuf) - outleft) / sizeof (wchar_t);
|
|
assert (wcsize + 1 <= SIZE);
|
|
}
|
|
|
|
/* Now that we finished the preparations, run the first test. We
|
|
are writing the wide char data out and read it back in. We write
|
|
and read single characters. */
|
|
|
|
fd = mkstemp (name);
|
|
if (fd == -1)
|
|
{
|
|
printf ("%Zd: cannot open temporary file: %m\n", __LINE__);
|
|
exit (1);
|
|
}
|
|
|
|
unlink (name);
|
|
|
|
fp = fdopen (dup (fd), "w");
|
|
if (fp == NULL)
|
|
{
|
|
printf ("%Zd: fdopen of temp file for writing failed: %m\n", __LINE__);
|
|
exit (1);
|
|
}
|
|
|
|
for (n = 0; n < wcsize; ++n)
|
|
{
|
|
if (fputwc (wcbuf[n], fp) == WEOF)
|
|
{
|
|
printf ("%Zd: fputwc failed: %m\n", __LINE__);
|
|
exit (1);
|
|
}
|
|
}
|
|
|
|
res = fclose (fp);
|
|
if (res != 0)
|
|
{
|
|
printf ("%Zd: fclose after single-character writing failed (%d): %m\n",
|
|
__LINE__, res);
|
|
exit (1);
|
|
}
|
|
|
|
lseek (fd, SEEK_SET, 0);
|
|
fp = fdopen (dup (fd), "r");
|
|
if (fp == NULL)
|
|
{
|
|
printf ("%Zd: fdopen of temp file for reading failed: %m\n", __LINE__);
|
|
exit (1);
|
|
}
|
|
|
|
for (n = 0; n < wcsize; ++n)
|
|
{
|
|
wint_t wch = fgetwc (fp);
|
|
if (wch == WEOF)
|
|
{
|
|
printf ("%Zd: fgetwc failed (idx %Zd): %m\n", __LINE__, n);
|
|
exit (1);
|
|
}
|
|
wc2buf[n] = wch;
|
|
}
|
|
|
|
/* There should be nothing else. */
|
|
if (fgetwc (fp) != WEOF)
|
|
{
|
|
printf ("%Zd: too many characters available with fgetwc\n", __LINE__);
|
|
status = 1;
|
|
}
|
|
else if (wmemcmp (wcbuf, wc2buf, wcsize) != 0)
|
|
{
|
|
printf ("%Zd: buffer read with fgetwc differs\n", __LINE__);
|
|
status = 1;
|
|
}
|
|
|
|
res = fclose (fp);
|
|
if (res != 0)
|
|
{
|
|
printf ("%Zd: fclose after single-character reading failed (%d): %m\n",
|
|
__LINE__, res);
|
|
exit (1);
|
|
}
|
|
|
|
/* Just make sure there are no two errors which hide each other, read the
|
|
file using the `char' functions. */
|
|
|
|
lseek (fd, SEEK_SET, 0);
|
|
fp = fdopen (fd, "r");
|
|
if (fp == NULL)
|
|
{
|
|
printf ("%Zd: fdopen of temp file for reading failed: %m\n", __LINE__);
|
|
exit (1);
|
|
}
|
|
|
|
if (fread (mb2buf, 1, mbsize, fp) != mbsize)
|
|
{
|
|
printf ("%Zd: cannot read all of the temp file\n", __LINE__);
|
|
status = 1;
|
|
}
|
|
else
|
|
{
|
|
/* Make sure there is nothing left. */
|
|
if (fgetc (fp) != EOF)
|
|
{
|
|
printf ("%Zd: more input avilable", __LINE__);
|
|
status = 1;
|
|
}
|
|
|
|
if (memcmp (mb2buf, mbbuf, mbsize) != 0)
|
|
{
|
|
printf ("%Zd: buffer written with fputwc differs\n", __LINE__);
|
|
status = 1;
|
|
}
|
|
}
|
|
|
|
res = fclose (fp);
|
|
if (res != 0)
|
|
{
|
|
printf ("%Zd: fclose after single-character reading failed (%d): %m\n",
|
|
__LINE__, res);
|
|
exit (1);
|
|
}
|
|
|
|
/* Now to reading and writing line-wise. */
|
|
|
|
fd = mkstemp (strcpy (name, "/tmp/widetext.out.XXXXXX"));
|
|
if (fd == -1)
|
|
{
|
|
printf ("%Zd: cannot open temporary file: %m\n", __LINE__);
|
|
exit (1);
|
|
}
|
|
|
|
unlink (name);
|
|
|
|
fp = fdopen (dup (fd), "w");
|
|
if (fp == NULL)
|
|
{
|
|
printf ("%Zd: fdopen of temp file for writing failed: %m\n", __LINE__);
|
|
exit (1);
|
|
}
|
|
|
|
for (wcp = wcbuf; wcp < &wcbuf[wcsize]; )
|
|
{
|
|
wchar_t *wendp = wcschr (wcp, L'\n');
|
|
|
|
if (wendp != NULL)
|
|
{
|
|
/* Temporarily NUL terminate the line. */
|
|
wchar_t save = wendp[1];
|
|
wendp[1] = L'\0';
|
|
|
|
fputws (wcp, fp);
|
|
|
|
wendp[1] = save;
|
|
wcp = &wendp[1];
|
|
}
|
|
else
|
|
{
|
|
fputws (wcp, fp);
|
|
wcp = wcschr (wcp, L'\0');
|
|
assert (wcp == &wcbuf[wcsize]);
|
|
}
|
|
}
|
|
|
|
res = fclose (fp);
|
|
if (res != 0)
|
|
{
|
|
printf ("%Zd: fclose after line-wise writing failed (%d): %m\n",
|
|
__LINE__, res);
|
|
exit (1);
|
|
}
|
|
|
|
lseek (fd, SEEK_SET, 0);
|
|
fp = fdopen (dup (fd), "r");
|
|
if (fp == NULL)
|
|
{
|
|
printf ("%Zd: fdopen of temp file for reading failed: %m\n", __LINE__);
|
|
exit (1);
|
|
}
|
|
|
|
for (wcp = wc2buf; wcp < &wc2buf[wcsize]; )
|
|
{
|
|
if (fgetws (wcp, &wc2buf[wcsize] - wcp + 1, fp) == NULL)
|
|
{
|
|
printf ("%Zd: short read using fgetws (only %Zd of %Zd)\n",
|
|
__LINE__, wcp - wc2buf, wcsize);
|
|
status = 1;
|
|
break;
|
|
}
|
|
wcp = wcschr (wcp, L'\0');
|
|
}
|
|
|
|
if (wcp > &wc2buf[wcsize])
|
|
{
|
|
printf ("%Zd: fgetws read too much\n", __LINE__);
|
|
status = 1;
|
|
}
|
|
else if (fgetwc (fp) != WEOF)
|
|
{
|
|
/* There should be nothing else. */
|
|
printf ("%Zd: too many characters available with fgetws\n", __LINE__);
|
|
status = 1;
|
|
}
|
|
|
|
if (wcp >= &wc2buf[wcsize] && wmemcmp (wcbuf, wc2buf, wcsize) != 0)
|
|
{
|
|
printf ("%Zd: buffer read with fgetws differs\n", __LINE__);
|
|
status = 1;
|
|
}
|
|
|
|
res = fclose (fp);
|
|
if (res != 0)
|
|
{
|
|
printf ("%Zd: fclose after single-character reading failed (%d): %m\n",
|
|
__LINE__, res);
|
|
exit (1);
|
|
}
|
|
|
|
/* Just make sure there are no two errors which hide each other, read the
|
|
file using the `char' functions. */
|
|
|
|
lseek (fd, SEEK_SET, 0);
|
|
fp = fdopen (fd, "r");
|
|
if (fp == NULL)
|
|
{
|
|
printf ("%Zd: fdopen of temp file for reading failed: %m\n", __LINE__);
|
|
exit (1);
|
|
}
|
|
|
|
if (fread (mb2buf, 1, mbsize, fp) != mbsize)
|
|
{
|
|
printf ("%Zd: cannot read all of the temp file\n", __LINE__);
|
|
status = 1;
|
|
}
|
|
else
|
|
{
|
|
/* Make sure there is nothing left. */
|
|
if (fgetc (fp) != EOF)
|
|
{
|
|
printf ("%Zd: more input avilable", __LINE__);
|
|
status = 1;
|
|
}
|
|
|
|
if (memcmp (mb2buf, mbbuf, mbsize) != 0)
|
|
{
|
|
printf ("%Zd: buffer written with fputws differs\n", __LINE__);
|
|
status = 1;
|
|
}
|
|
}
|
|
|
|
res = fclose (fp);
|
|
if (res != 0)
|
|
{
|
|
printf ("%Zd: fclose after single-character reading failed (%d): %m\n",
|
|
__LINE__, res);
|
|
exit (1);
|
|
}
|
|
|
|
return status;
|
|
}
|