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<TITLE> [Mageia-dev] problem with %_smp_mflags in Cauldron
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<H1>[Mageia-dev] problem with %_smp_mflags in Cauldron</H1>
<B>Pascal Terjan</B>
<A HREF="mailto:mageia-dev%40mageia.org?Subject=Re%3A%20%5BMageia-dev%5D%20problem%20with%20%25_smp_mflags%20in%20Cauldron&In-Reply-To=%3CCA%2BCX%2Bbi%2BuSVWxv21fXZ9aDzR6VS%2BXwcM_5ceCLeX__tSFXK%3Dzw%40mail.gmail.com%3E"
TITLE="[Mageia-dev] problem with %_smp_mflags in Cauldron">pterjan at gmail.com
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<I>Sun Jan 6 17:51:07 CET 2013</I>
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<PRE>On Sun, Jan 6, 2013 at 3:13 PM, philippe makowski
<<A HREF="https://www.mageia.org/mailman/listinfo/mageia-dev">makowski.mageia at gmail.com</A>> wrote:
><i> Hi,
</I>><i>
</I>><i> 2013/1/6 Pascal Terjan <<A HREF="https://www.mageia.org/mailman/listinfo/mageia-dev">pterjan at gmail.com</A>>:
</I>>><i> So far only waf should be a problem. Maybe we could add a macro with
</I>>><i> only the number of cpus and use -j%n_cpus with waf instead of using
</I>>><i> the make flags given that it is not compatible with other make
</I>>><i> options? (In smp_mflags the second m is for make)
</I>><i> That' s fine for me
</I>
Anyone against such patch? I would change _smp_mflags to %([
%_build_ncpus -gt 1 ] && echo "-j%_build_ncpus -l%_build_ncpus") later
[<A HREF="https://www.mageia.org/mailman/listinfo/mageia-dev">pterjan at chopin</A> trunk]$ svn diff
Index: build.macros.in
===================================================================
--- build.macros.in (revision 7023)
+++ build.macros.in (working copy)
@@ -207,9 +207,10 @@
%{nil}
-%_smp_mflags %([ -z "$RPM_BUILD_NCPUS" ] \\\
- && RPM_BUILD_NCPUS="`/usr/bin/getconf _NPROCESSORS_ONLN`"; \\\
- [ "$RPM_BUILD_NCPUS" -gt 1 ] && echo "-j$RPM_BUILD_NCPUS")
+# Define _build_ncpus which can be reused with non-make build systems
+# Needs to be sent upstream
+%_build_ncpus %([ -n "$RPM_BUILD_NCPUS" ] && echo "$RPM_BUILD_NCPUS"
||<i> /usr/bin/getconf _NPROCESSORS_ONLN)
</I>+%_smp_mflags %([ %_build_ncpus -gt 1 ] && echo "-j%_build_ncpus")
%_make_bin make
%make %{_make_bin} %_smp_mflags
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