[bug #24277] make leaks FDs through $(shell)

[Petr Machata]

URL:
  <http://savannah.gnu.org/bugs/?24277>

                 Summary: make leaks FDs through $(shell)
                 Project: make
            Submitted by: ant_39
            Submitted on: Tue 16 Sep 2008 05:59:30 PM CEST
                Severity: 3 - Normal
              Item Group: Bug
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any
       Component Version: 3.81
        Operating System: POSIX-Based
           Fixed Release: None

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Details:

$ cat mk
X := $(shell ./x.py)
all:; echo "$(X)"

$ cat x.py
#!/usr/bin/env python
import os

$ make -f mk
0 lr-x------ 1 petr petr 64 2008-09-16 17:36 3 ->
/home/petr/packages-fedora/make/devel/make-test-fd-leak/mk
0 lr-x------ 1 petr petr 64 2008-09-16 17:36 6 ->
/home/petr/GNUstep/Defaults
echo ""

The second file is probably WindowMaker bug, the first is the file fopened in
eval_makefile (read.c).



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File Attachments:


-------------------------------------------------------
Date: Tue 16 Sep 2008 05:59:30 PM CEST  Name: make-fdleak.patch  Size: 1kB  
By: ant_39
Fix above problem by opening the fila via open/fdopen/CLOSE_ON_EXEC combo (if
fdopen is available).
<http://savannah.gnu.org/bugs/download.php?file_id=16508>

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