49 lines
759 B
C
49 lines
759 B
C
/* Check for proper pipe semantics at corner cases.
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#progos: linux
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*/
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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sched.h>
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#include <signal.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <limits.h>
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#include <unistd.h>
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int main (void)
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{
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int i;
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int filemax;
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#ifdef OPEN_MAX
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filemax = OPEN_MAX;
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#else
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filemax = sysconf (_SC_OPEN_MAX);
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#endif
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if (filemax < 10)
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abort ();
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/* Check that pipes don't leak file descriptors. */
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for (i = 0; i < filemax * 10; i++)
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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 (close (pip[0]) != 0 || close (pip[1]) != 0)
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{
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perror ("close");
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abort ();
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}
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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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