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authorUlrich Drepper <drepper@redhat.com>2000-07-25 21:09:46 +0000
committerUlrich Drepper <drepper@redhat.com>2000-07-25 21:09:46 +0000
commita3b231b751694620419c112a240fc20663015596 (patch)
tree8df1d7bac9507b25eb44fce1fb96ab5b2216997a /libio/tst-widetext.c
parentd54adfd98ee51ff41ffe12214aa5ae8aee32dccf (diff)
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Update.
* 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.
Diffstat (limited to 'libio/tst-widetext.c')
-rw-r--r--libio/tst-widetext.c370
1 files changed, 370 insertions, 0 deletions
diff --git a/libio/tst-widetext.c b/libio/tst-widetext.c
new file mode 100644
index 0000000000..472e6ca204
--- /dev/null
+++ b/libio/tst-widetext.c
@@ -0,0 +1,370 @@
+/* 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;
+}