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34 lines
527 B
C
34 lines
527 B
C
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#include <stdio.h>
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#include <stdlib.h>
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void
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write_data (FILE * stream)
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{
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int i;
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for (i = 0; i < 100; i++)
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fprintf (stream, "%d\n", i);
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if (ferror (stream))
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{
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fprintf (stderr, "Output to stream failed.\n");
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exit (EXIT_FAILURE);
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}
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}
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/*@group*/
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int
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main (void)
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{
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FILE *output;
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output = popen ("more", "w");
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if (!output)
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{
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fprintf (stderr, "Could not run more.\n");
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return EXIT_FAILURE;
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}
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write_data (output);
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pclose (output);
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return EXIT_SUCCESS;
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}
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/*@end group*/
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