[Buildroot] [PATCH 2/2] Unclutter standard error output while feature testing for 32 bit gcc
Jens Stimpfle
debian at jstimpfle.de
Wed Nov 12 13:31:45 UTC 2014
Signed-off-by: Jens Stimpfle <debian at jstimpfle.de>
---
Notes:
The screen is cluttered when we build for 32bit target and 32bit gcc
missing.
> ~/buildroot$ make
>
> You may have to install 'g++' on your build machine
> /home/testuser/buildroot/support/dependencies/dependencies.sh: 136: [: -lt: unexpected operator
> /usr/bin/ld: cannot find crt1.o: No such file or directory
> /usr/bin/ld: cannot find crti.o: No such file or directory
> /usr/bin/ld: skipping incompatible /usr/lib/gcc/x86_64-linux-gnu/4.9/libgcc.a when searching for -lgcc
> /usr/bin/ld: cannot find -lgcc
> /usr/bin/ld: skipping incompatible /usr/lib/gcc/x86_64-linux-gnu/4.9/libgcc_s.so when searching for -lgcc_s
> /usr/bin/ld: cannot find -lgcc_s
> /usr/bin/ld: cannot find -lc
> /usr/bin/ld: skipping incompatible /usr/lib/gcc/x86_64-linux-gnu/4.9/libgcc.a when searching for -lgcc
> /usr/bin/ld: cannot find -lgcc
> /usr/bin/ld: skipping incompatible /usr/lib/gcc/x86_64-linux-gnu/4.9/libgcc_s.so when searching for -lgcc_s
> /usr/bin/ld: cannot find -lgcc_s
> /usr/bin/ld: cannot find crtn.o: No such file or directory
> collect2: error: ld returned 1 exit status
>
> Your Buildroot configuration needs a compiler capable of building 32 bits binaries.
[...]
The final note is enough, and adding 2>/dev/null to the gcc test invocation is
also more consistent with the rest of the script. The patch makes the
/usr/bin/ld: and collect2: lines go away.
support/dependencies/dependencies.sh | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/support/dependencies/dependencies.sh b/support/dependencies/dependencies.sh
index 4b8991d..dcf37f0 100755
--- a/support/dependencies/dependencies.sh
+++ b/support/dependencies/dependencies.sh
@@ -222,7 +222,7 @@ if grep -q ^BR2_HOSTARCH_NEEDS_IA32_LIBS=y $BR2_CONFIG ; then
fi
if grep -q ^BR2_HOSTARCH_NEEDS_IA32_COMPILER=y $BR2_CONFIG ; then
- if ! echo "int main(void) {}" | gcc -m32 -x c - -o /dev/null ; then
+ if ! echo "int main(void) {}" | gcc -m32 -x c - -o /dev/null 2>/dev/null; then
echo
echo "Your Buildroot configuration needs a compiler capable of building 32 bits binaries."
echo "If you're running a Debian/Ubuntu distribution, install the gcc-multilib package."
--
2.1.1
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