138 lines
3.6 KiB
C++
138 lines
3.6 KiB
C++
/* Special Conformance Test 17.16.0.1: Verification of tmpnam function */
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/* */
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/* The temporary filenames that the system generates will be displayed. */
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/* The tester needs to verify that these files are created after the */
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/* the test is complete. */
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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struct S { int i;
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float f;
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char c; };
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int main (void)
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{
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struct S s [3] = { 1, 1.0, 'a', 2, 2.0, 'b', 3, 3.0, 'c' };
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struct S buff [3];
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FILE *f1, *f2, *f3;
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int i;
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char filename [3] [L_tmpnam]; /* filename buffers */
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char *namePtr;
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/* Call tmpnam to obtain 3 filenames and display the names to the tester. */
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namePtr = tmpnam (filename [0]);
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if (namePtr == NULL)
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goto Fail;
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if (strcmp (namePtr,filename [0]))
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goto Fail;
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printf ("The first filename is: %s\n", filename [0]);
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namePtr = tmpnam (filename [1]);
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if (namePtr == NULL)
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goto Fail;
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if (strcmp (namePtr, filename [1]))
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goto Fail;
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printf ("The second filename is: %s\n", filename [1]);
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namePtr = tmpnam (NULL); /* test sending NULL pointer */
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if (namePtr == NULL)
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goto Fail;
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printf ("The third filename is: %s\n", namePtr);
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namePtr = strcpy (filename [2], namePtr);
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if (strcmp (namePtr, filename [2]))
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goto Fail;
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/* Create 3 temp files and write the elements to the files. */
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f1 = fopen (filename [0], "w+b");
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if (f1 == NULL)
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goto Fail1;
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i = fwrite ((void *) s, sizeof (struct S), 3, f1);
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if (i != 3)
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goto Fail;
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f2 = fopen (filename [1], "w+b");
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if (f2 == NULL)
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goto Fail1;
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i = fwrite ((void *) s, sizeof (struct S), 3, f2);
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if (i != 3)
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goto Fail;
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f3 = fopen (filename [2], "w+b");
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if (f3 == NULL)
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goto Fail1;
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i = fwrite ((void *) s, sizeof (struct S), 3, f3);
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if (i != 3)
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goto Fail;
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/* Read the elements from the files. */
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rewind (f1);
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i = fread ((void *) buff, sizeof (struct S), 3, f1);
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if (i != 3)
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goto Fail;
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if ((s [0].i != 1) || (s [1].i != 2) || (s [2].i != 3))
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goto Fail;
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if ((s [0].f != 1.0) || (s [1].f != 2.0) || (s [2].f != 3.0))
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goto Fail;
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if ((s [0].c != 'a') || (s [1].c != 'b') || (s [2].c != 'c'))
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goto Fail;
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rewind (f2);
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i = fread ((void *) buff, sizeof (struct S), 3, f2);
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if (i != 3)
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goto Fail;
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if ((s [0].i != 1) || (s [1].i != 2) || (s [2].i != 3))
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goto Fail;
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if ((s [0].f != 1.0) || (s [1].f != 2.0) || (s [2].f != 3.0))
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goto Fail;
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if ((s [0].c != 'a') || (s [1].c != 'b') || (s [2].c != 'c'))
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goto Fail;
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rewind (f2);
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i = fread ((void *) buff, sizeof (struct S), 3, f2);
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if (i != 3)
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goto Fail;
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if ((s [0].i != 1) || (s [1].i != 2) || (s [2].i != 3))
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goto Fail;
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if ((s [0].f != 1.0) || (s [1].f != 2.0) || (s [2].f != 3.0))
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goto Fail;
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if ((s [0].c != 'a') || (s [1].c != 'b') || (s [2].c != 'c'))
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goto Fail;
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i = fclose (f1); /* close the files and quit */
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if (i == EOF)
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goto Fail2;
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i = fclose (f2);
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if (i == EOF)
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goto Fail2;
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i = fclose (f3);
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if (i == EOF)
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goto Fail2;
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printf ("Passed Special Conformance Test 17.16.0.1\n");
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return 0;
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Fail:
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printf ("Failed Special Conformance Test 17.16.0.1\n");
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exit (0);
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Fail1:
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printf ("Unable to open temp file for Special Conformance Test 17.16.0.1\n");
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exit (0);
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Fail2:
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printf ("Unable to close output file for Special Conformance Test 17.16.0.1\n");
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exit (0);
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}
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