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do_fork: Propagate error code returned by mcexec

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Refs: #731
Change-Id: I7eb52c1c76103d65d108b18b7beaf8041b51cd03
This commit is contained in:
Tomoki Shirasawa
2018-06-18 16:44:26 +09:00
committed by Dominique Martinet
parent 0758f6254e
commit 1cbe389879
13 changed files with 247 additions and 1 deletions
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46
test/issues/731/C731.txt Normal file
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Script started on Thu Jun 28 09:16:36 2018
bash-4.2$ make test
gcc -o g310a g310a.c -Wall -g
sh ./C731.sh
Error: Failed to open /dev/mcos0.
ERROR: opening /dev/mcos0
fork(): error with child process after fork
fork: Permission denied
waitpid: No child processes
*** C731T001: g310a OK
fork01 1 TPASS : fork() returned 14513
fork01 2 TPASS : child pid and fork() return agree: 14513
*** C731T002: fork01 OK (2)
fork02 0 TINFO : Inside parent
fork02 0 TINFO : Inside child
fork02 0 TINFO : exit status of wait 0
fork02 1 TPASS : test 1 PASSED
*** C731T003: fork02 OK (1)
fork03 0 TINFO : process id in parent of child from fork : 14669
fork03 1 TPASS : test 1 PASSED
*** C731T004: fork03 OK (1)
fork04 1 TPASS : Env var TERM unchanged after fork(): xterm
fork04 2 TPASS : Env var NoTSetzWq unchanged after fork(): getenv() does not find variable set
fork04 3 TPASS : Env var TESTPROG unchanged after fork(): FRKTCS04
*** C731T005: fork04 OK (3)
fork07 0 TINFO : Forking 100 children
fork07 0 TINFO : Forked all 100 children, now collecting
fork07 0 TINFO : Collected all 100 children
fork07 1 TPASS : 100/100 children read correctly from an inheritted fd
*** C731T006: fork07 OK (1)
fork08 0 TINFO : parent forksval: 1
fork08 0 TINFO : parent forksval: 2
fork08 0 TINFO : second child got char: b
fork08 1 TPASS : Test passed in childnumber 2
fork08 0 TINFO : exit status of wait expected 0 got 0
fork08 1 TPASS : parent test PASSED
fork08 0 TINFO : exit status of wait expected 0 got 0
fork08 2 TPASS : parent test PASSED
fork08 0 TINFO : exit status of wait expected 0 got 0
fork08 3 TPASS : parent test PASSED
fork08 0 TINFO : Number of processes forked is 2
*** C731T007: fork08 OK (4)
bash-4.2$ exit
exit
Script done on Thu Jun 28 09:17:21 2018