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Use vfork() instead of fork() if available

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Hopefully this reduces the chance of hitting ‘unable to fork: Cannot
allocate memory’ errors.  vfork() is used for everything except
starting builders.
This commit is contained in:
Eelco Dolstra 2012-11-09 18:00:33 +01:00
parent 48c19c4633
commit ea89df2b76
6 changed files with 51 additions and 22 deletions
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4
configure.ac
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@ -115,6 +115,10 @@ AC_CHECK_HEADERS([sys/mount.h], [], [],
])
# Check for vfork.
AC_FUNC_FORK()
# Check for lutimes, optionally used for changing the mtime of
# symlinks.
AC_CHECK_FUNCS([lutimes])