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Port part of the AIX fix to Solaris.

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* configure.ac (_REENTRANT): Define on Solaris if HAVE_PTHREAD.
This ports part of the recent AIX fix to Solaris.  It is needed
for the same reason that _THREAD_SAFE is needed on AIX, e.g., to
make sure that each thread has its own 'errno'.

Fixes: debbugs:17598
This commit is contained in:
Paul Eggert 2014-06-14 13:24:08 -07:00
parent 859488bf22
commit 50bee07154
2 changed files with 16 additions and 4 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2014-06-14 Paul Eggert <eggert@cs.ucla.edu>
Port part of the AIX fix to Solaris (Bug#17598).
* configure.ac (_REENTRANT): Define on Solaris if HAVE_PTHREAD.
This ports part of the recent AIX fixes to Solaris. It is needed
for the same reason that _THREAD_SAFE is needed on AIX, e.g., to
make sure that each thread has its own 'errno'.
2014-06-11 Paul Eggert <eggert@cs.ucla.edu>
Backport fcntl.h AIX fix from the trunk (Bug#17598).

12
configure.ac
View file

@ -2079,10 +2079,14 @@ if test "$HAVE_PTHREAD" = yes; then
# Some systems optimize for single-threaded programs by default, and
# need special flags to disable these optimizations. For example, the
# definition of 'errno' in <errno.h>.
if test "$opsys" = aix4-2; then
AC_DEFINE([_THREAD_SAFE], [1],
[Define to 1 if your system requires this in multithreaded code.])
fi
case $opsys in
sol*)
AC_DEFINE([_REENTRANT], 1,
[Define to 1 if your system requires this in multithreaded code.]);;
aix4-2)
AC_DEFINE([_THREAD_SAFE], 1,
[Define to 1 if your system requires this in multithreaded code.]);;
esac
fi
AC_SUBST([LIB_PTHREAD])