ksh/ksh93-joblock.dif

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--- ./src/cmd/ksh93/include/jobs.h.orig 2014-11-19 14:14:36.055335722 +0000
+++ ./src/cmd/ksh93/include/jobs.h 2014-11-19 14:16:12.275918218 +0000
@@ -33,6 +33,7 @@
# include <signal.h>
#endif /* !SIGINT */
#include "FEATURE/options"
+#include <aso.h>
#if SHOPT_COSHELL
# include <coshell.h>
@@ -150,16 +151,13 @@ extern struct jobs job;
#define vmbusy() 0
#endif
-#define job_lock() (job.in_critical++)
+#define job_lock() asoincint(&job.in_critical)
#define job_unlock() \
do { \
int _sig; \
- if (!--job.in_critical && (_sig = job.savesig)) \
- { \
- if (!job.in_critical++ && !vmbusy()) \
- job_reap(_sig); \
- job.in_critical--; \
- } \
+ if (asogetint(&job.in_critical) == 1 && (_sig = job.savesig) && !vmbusy()) \
+ job_reap(_sig); \
+ asodecint(&job.in_critical); \
} while(0)
extern const char e_jobusage[];