52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
/* Special Conformance Test 17.3.0.3: Verification of buffering facility */
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/* setvbuf: no buffering */
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/* */
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/* Tester needs to verify that the file 3/tmp is created and contains the */
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/* lower case alphabetic characters. */
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#include <stdio.h>
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int main (void)
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{
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FILE *f1; /* file pointer */
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int i, j;
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char c;
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f1 = fopen ("3/tmp", "w"); /* create file to work on */
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if (f1 == NULL)
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goto Fail1;
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i = setvbuf (f1, NULL, _IONBF, 0); /* allocate write buffer for file */
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if (i)
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goto Fail2;
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for (c = 'a', i = 0; i < 26; i++, c++) /* write 26 charaters to the file */
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{
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j = fputc (c, f1);
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if (j == EOF)
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goto Fail3;
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}
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i = fclose (f1); /* close the file and quit */
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if (i == EOF)
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goto Fail4;
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printf ("Passed Special Conformance Test 17.3.0.3\n");
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return 0;
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Fail1:
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printf ("Could not open tmp file for Special Conformance Test 17.3.0.3\n");
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return 0;
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Fail2:
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printf ("setvbuf command failed in Special Conformance Test 17.3.0.3\n");
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return 0;
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Fail3:
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printf ("Could not write to file for Special Conformance Test 17.3.0.3\n");
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return 0;
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Fail4:
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printf ("Could not close file for Special Conformance Test 17.3.0.3\n");
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return 0;
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}
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