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Last change
on this file since 30 was 2, checked in by bird, 22 years ago |
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Initial revision
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Property cvs2svn:cvs-rev
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1.1
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Property svn:eol-style
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Property svn:executable
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File size:
584 bytes
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| 1 | /*
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| 2 |
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| 3 | @deftypefn Supplemental int waitpid (int @var{pid}, int *@var{status}, int)
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| 4 |
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| 5 | This is a wrapper around the @code{wait} function. Any ``special''
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| 6 | values of @var{pid} depend on your implementation of @code{wait}, as
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| 7 | does the return value. The third argument is unused in @libib{}.
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| 8 |
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| 9 | @end deftypefn
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| 10 |
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| 11 | */
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| 12 |
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| 13 | #ifdef HAVE_CONFIG_H
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| 14 | #include "config.h"
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| 15 | #endif
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| 16 | #ifdef HAVE_SYS_WAIT_H
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| 17 | #include <sys/wait.h>
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| 18 | #endif
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| 19 |
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| 20 | int
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| 21 | waitpid (pid, stat_loc, options)
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| 22 | int pid, *stat_loc, options;
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| 23 | {
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| 24 | for (;;)
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| 25 | {
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| 26 | int wpid = wait(stat_loc);
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| 27 | if (wpid == pid || wpid == -1)
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| 28 | return wpid;
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| 29 | }
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| 30 | }
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