[vlc-devel] [PATCH] contrib: Unexport env variables when cross-compiling

Rémi Denis-Courmont remi at remlab.net
Thu Jun 6 16:09:02 CEST 2019


Unexport sounds like a brittle hack to me. Don't export in the first place if you don't want to.

Le 6 juin 2019 14:45:58 GMT+03:00, Marvin Scholz <epirat07 at gmail.com> a écrit :
>Meson always interprets these env variables for the build compiler,
>even when cross-compiling, therefore we need to unset them,
>they are anyway included in HOSTVARS already for other build systems.
> contrib/src/main.mak | 22 +++++++++++++++++++---
> 1 file changed, 19 insertions(+), 3 deletions(-)
>diff --git a/contrib/src/main.mak b/contrib/src/main.mak
>index 8944a5a1d7..b4da1b556e 100644
>--- a/contrib/src/main.mak
>+++ b/contrib/src/main.mak
>@@ -329,9 +329,25 @@ HOSTVARS_PIC := $(HOSTTOOLS) \
>-# Keep a version of HOSTVARS without the tools, since meson requires
>-# tools variables to point to the native ones
>+# For cross-compilation with meson, we need to unset compiler and
>+# env variables as meson will always use them for the BUILD machine
>+unexport CC
>+unexport CXX
>+unexport LD
>+unexport AR
>+unexport CCAS
>+unexport RANLIB
>+unexport STRIP
>+unexport CPPFLAGS
>+unexport CFLAGS
>+unexport CXXFLAGS
>+unexport LDFLAGS
> download_git = \
>2.20.1 (Apple Git-117)
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