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authorDan McGregor <dan.mcgregor@usask.ca>2017-03-01 10:10:37 (GMT)
committerDan McGregor <dan.mcgregor@usask.ca>2017-03-02 04:23:39 (GMT)
commitc88621f74005dcbbc9787c1cae33c5751ec5ef81 (patch)
tree99ee140552d4b8dd5a5d2c107343bde0ae8f8985 /scripts/build/libc/glibc.sh
parenta0ab14c4a73f4bfd9cf2dd844dc28b838788801a (diff)
glibc: hide native c++ executable from build
If glibc's configure finds the host c++ executable it assumes that c++ should be enabled for the build. In case we don't have cross g++ built yet (ie, for headers), this causes the build to fail creating C++ headers. So hide C++ from the build. Signed-off-by: Dan McGregor <dan.mcgregor@usask.ca>
Diffstat (limited to 'scripts/build/libc/glibc.sh')
-rw-r--r--scripts/build/libc/glibc.sh4
1 files changed, 4 insertions, 0 deletions
diff --git a/scripts/build/libc/glibc.sh b/scripts/build/libc/glibc.sh
index 25687ce..5207457 100644
--- a/scripts/build/libc/glibc.sh
+++ b/scripts/build/libc/glibc.sh
@@ -247,6 +247,10 @@ do_libc_backend_once() {
[ -n "${CT_TOOLCHAIN_BUGURL}" ] && extra_config+=("--with-bugurl=${CT_TOOLCHAIN_BUGURL}")
touch config.cache
+
+ # Hide host C++ binary from configure
+ echo "ac_cv_prog_ac_ct_CXX=${CT_TARGET}-g++" >>config.cache
+
if [ "${CT_LIBC_GLIBC_FORCE_UNWIND}" = "y" ]; then
echo "libc_cv_forced_unwind=yes" >>config.cache
echo "libc_cv_c_cleanup=yes" >>config.cache