40 lines
586 B
C
40 lines
586 B
C
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/*
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#progos: linux
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*/
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/* Check that we get a proper error indication if trying ftruncate on a
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fd that is a pipe descriptor. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <unistd.h>
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int main (void)
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{
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int pip[2];
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if (pipe (pip) != 0)
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{
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perror ("pipe");
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abort ();
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}
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if (ftruncate (pip[0], 20) == 0 || errno != EINVAL)
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{
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perror ("ftruncate 1");
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abort ();
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}
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errno = 0;
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if (ftruncate (pip[1], 20) == 0 || errno != EINVAL)
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{
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perror ("ftruncate 2");
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abort ();
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}
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printf ("pass\n");
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exit (0);
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}
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