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Mitigated race condition of SYSTEM,EXEC child processes

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This commit is contained in:
Gerhard Rieger 2020-12-28 11:10:03 +01:00
parent 2e0b0a0eff
commit f34e8a4dc1
5 changed files with 45 additions and 55 deletions

1
xio.h
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@ -416,6 +416,7 @@ extern pid_t diedunknown[NUMUNKNOWN]; /* child died before it is registered */
#define diedunknown2 (diedunknown[1])
#define diedunknown3 (diedunknown[2])
#define diedunknown4 (diedunknown[3])
extern int statunknown[NUMUNKNOWN]; /* exit state of unknown dead child */
extern int xiosetsigchild(xiofile_t *xfd, int (*callback)(struct single *));
extern int xiosetchilddied(void);