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author | vlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4> | 2021-09-13 01:41:16 +0000 |
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committer | vlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4> | 2021-09-13 01:41:16 +0000 |
commit | 169330f5824a70b9f166c95f1d485b819ae363a1 (patch) | |
tree | d4e59bb70b600993bd5eeaba2665e61939d9f9f9 /configure.ac | |
parent | 77a2cafff185a8512be6c8a079f0ec41ddb88aed (diff) | |
download | mpfr-169330f5824a70b9f166c95f1d485b819ae363a1.tar.gz |
Autoconf / AX_PTHREAD related update and cleanup.
* m4/ax_pthread.m4: update to AX_PTHREAD 31, fixing a change
from AX_PTHREAD 29, which has eventually been regarded as
a bug (workaround in r14481).
* configure.ac: removed the now unneeded AC_CANONICAL_TARGET;
updated the corresponding comment.
git-svn-id: https://scm.gforge.inria.fr/anonscm/svn/mpfr/trunk@14578 280ebfd0-de03-0410-8827-d642c229c3f4
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/configure.ac b/configure.ac index 8e1d89f4d..ff40e5eb1 100644 --- a/configure.ac +++ b/configure.ac @@ -34,10 +34,16 @@ dnl some other macros (e.g. AX_PTHREAD 29, committed on 2021-02-19) and dnl must be called quite early in order to avoid the following warning: dnl warning: AC_ARG_PROGRAM was called before AC_CANONICAL_TARGET dnl (we don't use AC_ARG_PROGRAM explicitly, but again, it is invoked by -dnl another macro, apparently AM_INIT_AUTOMAKE). -dnl So we need to call AC_CANONICAL_TARGET here, even if we don't use it. +dnl another macro, apparently AM_INIT_AUTOMAKE). This has eventually been +dnl fixed in AX_PTHREAD 31. +dnl Due to this bug in AX_PTHREAD 29, AC_CANONICAL_HOST was moved here and +dnl AC_CANONICAL_TARGET was added in r14481. However, it is unlikely that +dnl we need AC_CANONICAL_TARGET in the future; see the comments at +dnl https://github.com/autoconf-archive/autoconf-archive/commit/2567e0ce0f3a11b535c6b527386197fb49ff172b +dnl (introducing AX_PTHREAD 29). Thus it is probably better to avoid it, +dnl as it could cause confusion. But let's keep AC_CANONICAL_HOST here, +dnl since this may be a better place than later. AC_CANONICAL_HOST -AC_CANONICAL_TARGET dnl Older Automake versions than 1.13 may still be supported, but no longer dnl tested, and many things have changed in 1.13. Moreover the INSTALL file |