69 lines
1.4 KiB
C++
69 lines
1.4 KiB
C++
/* Conformance Test 16.1.0.1: Verification of memchr, memcmp, memcpy, memmove */
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/* library functions */
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#include <stddef.h>
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#include <string.h>
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#include <stdlib.h>
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main ()
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{
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int i;
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char *rgn, *ptr1;
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char string [] = "Here is a string to copy to the first region!!! ";
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rgn = (char *) malloc (512); /* allocate some memory for test */
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if (rgn == NULL)
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goto Fail1;
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/* Copy the string into the allocated area. */
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ptr1 = (char *) (memcpy (rgn, string, sizeof(string)+1));
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if (strcmp(ptr1,string))
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goto Fail;
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/* Ensure memmove works for overlapping regions. */
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memmove (rgn+40, rgn, sizeof(string)+1);
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if (strcmp(string, rgn+40))
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goto Fail;
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/* Test memchr by searching region for characters. */
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ptr1 = (char *) memchr (string, 'n', 50);
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if (ptr1 != string+14)
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goto Fail;
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ptr1 = (char *) (memchr (string, 'Z', 88));
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if (ptr1 != NULL)
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goto Fail;
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/* Verify that the region has the correct characters. */
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i = memcmp ( (char *) (rgn), (char *) (rgn + 40), 39);
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if (i)
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goto Fail;
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i = memcmp ( string, "Here is a string", 17);
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if (i <= 0)
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goto Fail;
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free (rgn);
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printf ("Passed Conformance Test 16.1.0.1\n");
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return;
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Fail:
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printf ("Failed Conformance Test 16.1.0.1\n");
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return;
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Fail1:
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printf ("Unable to allocate memory for Conformance Test 16.1.0.1\n");
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return;
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}
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