34 lines
743 B
C
Executable file
34 lines
743 B
C
Executable file
#include <stdio.h>
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#include <stdlib.h>
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#include <syscall.h>
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int
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main (int argc, char *argv[])
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{
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char buffer[128];
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pid_t pid;
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int retval = 0;
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if (argc != 4)
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{
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printf ("usage: recursor <string> <depth> <waitp>\n");
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exit (1);
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}
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/* Print args. */
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printf ("%s %s %s %s\n", argv[0], argv[1], argv[2], argv[3]);
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/* Execute child and wait for it to finish if requested. */
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if (atoi (argv[2]) != 0)
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{
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snprintf (buffer, sizeof buffer,
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"recursor %s %d %s", argv[1], atoi (argv[2]) - 1, argv[3]);
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pid = exec (buffer);
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if (atoi (argv[3]))
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retval = wait (pid);
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}
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/* Done. */
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printf ("%s %s: dying, retval=%d\n", argv[1], argv[2], retval);
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exit (retval);
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}
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