Record Case Detail

This function is in beta test. Please help improve it in the issues here.

 pwd: /out/package
ppid: 168
   1: WRITELN "echo" "123" "|" | cat > 1.txt
   2: WRITELN cat 1.txt
   3: WRITELN ls
   4: WRITELN exit

Your answer may be identical to the JOJ answer in the first several lines.

However, you will still get Wrong Answer because the complete output may be longer and there might be errors in the future lines.

Please double check your code to solve this problem and try again.

mumsh $ /in/mumsh.c:290:9: runtime error: load of null pointer of type 'char *'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /in/mumsh.c:290:9 in 
AddressSanitizer:DEADLYSIGNAL
=================================================================
==171==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x00000051bc66 bp 0x7ffe9d5009b0 sp 0x7ffe9d500690 T0)
==171==The signal is caused by a READ memory access.
==171==Hint: address points to the zero page.
    #0 0x51bc65  (/out/package/mumsh_memory_check+0x51bc65)
    #1 0x51c643  (/out/package/mumsh_memory_check+0x51c643)
    #2 0x51f26b  (/out/package/mumsh_memory_check+0x51f26b)
    #3 0x522aea  (/out/package/mumsh_memory_check+0x522aea)
    #4 0x525968  (/out/package/mumsh_memory_check+0x525968)
    #5 0x7ff688de3b96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #6 0x41d3d9  (/out/package/mumsh_memory_check+0x41d3d9)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV (/out/package/mumsh_memory_check+

mumsh $ mumsh $ 123 |
mumsh $ 1.txt
driver
mumsh
mumsh_memory_check
mumsh $ exit

Notes

Stderr

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Your Answer

JOJ Answer