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Date:	Thu, 23 May 2013 10:26:52 -0500 (CDT)
From:	Satish Balay <balay AT fastmail DOT fm>
To:	cygwin AT cygwin DOT com
Subject:	Re: make, PATH & "Win32 error 487"
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On Thu, 23 May 2013, Satish Balay wrote:

> Hi,
> 
> I'm seeing the following behavior with make, PATH on cygwin. Google
> brought up a related post [with PATH and same error]
> http://comments.gmane.org/gmane.os.cygwin/137168 with reference to
> http://cygwin.com/acronyms/#BLODA as the issue - but I don't
> understand how this would apply to this case. Hence this post.

Looks like my search was not exhaustive. I see another similar report
http://sourceware.org/ml/cygwin/2011-02/msg00416.html

Satish

> 
> Attaching a makefile that demonstrates this problem. The following are
> my observations.
> 
> - The breakage is observable - when I have 2 commands invoked via 'make'
>   either as 'cmd1|cmd2' or 'cmd1; cmd2'.  The same command executed directly
>   by a shell script runs fine. Or single command from make runs fine as well.
> - It appears to be related to the huge length of one of the commands - and
>   length of PATH
> - I tried it on 3 different machines [with differences in default installed software]
>   win2008/x64  - breaks when PATH is over 1.5K chars
>   win2003/x32 - breaks when PATH is over  2K chars
>   win7/x32    - breaks when PATH is over 20K chars.
> 
> Any ideas on how to debug this further to better understand the issue
> - or workarrounds? This is with latest cygwin [and rebaseall done
> correctly]
> 
> [Note: I won't have control over cygwin-registery or user env such as
> PATH - but I will have control over what I can add to makefile which I
> distribute]
> 
> BTW: wrt BLODA - I'm increasing the PATH length with: 'export
> PATH=$PATH:$PATH' - so the "Big List Of Dodgy Apps" should be the same
> in both cases?
> 
> thanks,
> Satish
> 
> ----------------
> 
> balay AT msnehalem2 ~
> $ echo $PATH
> /usr/local/bin:/usr/bin:/cygdrive/c/Program Files/Microsoft HPC Pack 2012/Bin:/usr/bin:/cygdrive/c/Windows/system32:/cygdrive/c/Windows:/cygdrive/c/Windows/System32/Wbem:/cygdrive/c/Windows/System32/WindowsPowerShell/v1.0:/cygdrive/c/Program Files/MPICH2/bin:/cygdrive/c/Program Files (x86)/Microsoft SQL Server/100/Tools/Binn:/cygdrive/c/Program Files/Microsoft SQL Server/100/Tools/Binn:/cygdrive/c/Program Files/Microsoft SQL Server/100/DTS/Binn:/cygdrive/c/Program Files/Microsoft Windows Performance Toolkit:/cygdrive/c/Program Files (x86)/Microsoft SQL Server/90/Tools/binn:/cygdrive/c/Program Files (x86)/Intel/Compiler/Fortran/10.1.019/EM64T/Lib:/cygdrive/c/Program Files/Mellanox/WinMFT:/cygdrive/c/Program Files/Mellanox/MLNX_VPI/IB/Tools:/usr/lib/lapack
> 
> balay AT msnehalem2 ~
> $ echo $PATH |wc -c
> 765
> 
> balay AT msnehalem2 ~
> $ ./test.sh
> 30621
> 
> balay AT msnehalem2 ~
> $ make -f test.mk
> 30621
> 
> balay AT msnehalem2 ~
> $ export PATH=$PATH:$PATH
> 
> balay AT msnehalem2 ~
> $ echo $PATH |wc -c
> 1530
> 
> balay AT msnehalem2 ~
> $ ./test.sh
> 30621
> 
> balay AT msnehalem2 ~
> $ make -f test.mk
>       0 [main] sh 6952 child_info_fork::abort: can't commit memory for stack 0x28A000(90112), Win32 error 487
> /bin/sh: fork: retry: Resource temporarily unavailable
>       0 [main] sh 7580 child_info_fork::abort: can't commit memory for stack 0x28A000(90112), Win32 error 487
> /bin/sh: fork: retry: Resource temporarily unavailable
>       0 [main] sh 10048 child_info_fork::abort: can't commit memory for stack 0x28A000(90112), Win32 error 487
> /bin/sh: fork: retry: Resource temporarily unavailable
>       0 [main] sh 3000 child_info_fork::abort: can't commit memory for stack 0x28A000(90112), Win32 error 487
> /bin/sh: fork: retry: Resource temporarily unavailable
>       0 [main] sh 5380 child_info_fork::abort: can't commit memory for stack 0x28A000(90112), Win32 error 487
> /bin/sh: fork: Resource temporarily unavailable
> test.mk:2: recipe for target `all' failed
> make: *** [all] Error 254
> 
> balay AT msnehalem2 ~
> $


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