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57 lines
1.8 KiB
C
57 lines
1.8 KiB
C
/* Test the system defined function stpncpy().
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Copyright (C) 2003 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation,
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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#include <string.h>
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#include <stdio.h>
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int
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main ()
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{
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char from[10];
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char to[10];
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int i, j, k, h;
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char *ret;
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for (i = 0; i < 10; i++)
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for (j = 0; j < 10; j++)
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for (k = 0; k < 10; k++)
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{
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memset (from, 'X', sizeof from);
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memcpy (from, "SourceString", i);
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if (i < 10) from[i] = '\0';
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memset (to, 'Y', sizeof to);
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memcpy (to, "Destination", k);
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if (k < 10) to[k] = '\0';
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ret = stpncpy (to, from, j);
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printf ("i = %2d, j = %2d, k = %2d: from = ", i, j, k);
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for (h = 0; h < 10; h++)
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if (from[h] >= 0x20 && from[h] < 0x7f)
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putchar (from[h]);
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else
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printf ("\\x%02x", from[h]);
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printf (" to = ");
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for (h = 0; h < 10; h++)
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if (to[h] >= 0x20 && to[h] < 0x7f)
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putchar (to[h]);
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else
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printf ("\\x%02x", to[h]);
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printf (" ret = to + %d\n", ret - to);
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}
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return 0;
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}
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