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author | Romain Naour <romain.naour@openwide.fr> | 2015-05-02 02:14:51 +0200 |
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committer | Peter Korsgaard <peter@korsgaard.com> | 2015-05-02 09:04:46 +0200 |
commit | 884af65fd5ddc548f19a26162f905a32ef0b53b3 (patch) | |
tree | e9b6e78538b4a9ee87fb55e1919a4a2e4d80b1c0 /package/ola | |
parent | 9776b9cc70576b10c4fba90729259b5cec82b3c8 (diff) | |
download | buildroot-884af65fd5ddc548f19a26162f905a32ef0b53b3.tar.gz buildroot-884af65fd5ddc548f19a26162f905a32ef0b53b3.zip |
package/ola: fix autoreconf issue for host-ola
CXX variable is overwritten with an empy value when
host-autoconf-archive package has been installed before
host-ola.
config.log:
configure:19965: -o conftest -O2 [snip -I and -L] conftest.cpp -ldl
Fixes:
http://autobuild.buildroot.net/results/8fa/8fa0a64422a96023a926412a033d9a4f01af5a71/build-end.log
Signed-off-by: Romain Naour <romain.naour@openwide.fr>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Diffstat (limited to 'package/ola')
-rw-r--r-- | package/ola/0002-autotools-don-t-overwrite-CC-and-CXX-with-ACX_PTHREA.patch | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/package/ola/0002-autotools-don-t-overwrite-CC-and-CXX-with-ACX_PTHREA.patch b/package/ola/0002-autotools-don-t-overwrite-CC-and-CXX-with-ACX_PTHREA.patch new file mode 100644 index 0000000000..80d21bc550 --- /dev/null +++ b/package/ola/0002-autotools-don-t-overwrite-CC-and-CXX-with-ACX_PTHREA.patch @@ -0,0 +1,51 @@ +From 991eef9f84a5ef58eaab8ea0a85f3b4bce7b00a3 Mon Sep 17 00:00:00 2001 +From: Romain Naour <romain.naour@openwide.fr> +Date: Sat, 2 May 2015 01:50:14 +0200 +Subject: [PATCH] autotools: don't overwrite CC and CXX with ACX_PTHREAD + success + +If ACX_PTHREAD sucess, CC and CXX value are overwriten respectively +to PTHREAD_CC and PTHREAD_CXX. But ACX_PTHREAD has been hacked to +set PTHREAD_CXX variable for the C++ compiler and configure.ac has +been modified accordingly. + +If ax_pthread.m4 wich provide standard AX_PTHREAD macro (and it's +alias ACX_PTHREAD and AX_PTHREAD), is installed on the system by +autoconf-archive package, then ax_pthread.m4 is used during +autoreconf instread of acx_pthread.m4 bundled with ola. + +AX_PTHREAD macro from ax_pthread.m4 check only the thread support +with the C compiler. As a result, the C++ compiler variable +PTHREAD_CXX is not initialized, so CXX become empy and the build +fail during resolv.h check. + +configure:19945: checking for 2-arg pthread_setname_np +configure:19965: -o conftest -O2 [snip -I and -L] conftest.cpp -ldl >&5 +./configure: line 2037: -o: command not found + +In the Buildroot use case, it's safe to remove CC and CXX overwrite +since only gcc/g++ compiler are used. + +Signed-off-by: Romain Naour <romain.naour@openwide.fr> +--- + configure.ac | 4 +--- + 1 file changed, 1 insertion(+), 3 deletions(-) + +diff --git a/configure.ac b/configure.ac +index b1946b6..ef85af5 100644 +--- a/configure.ac ++++ b/configure.ac +@@ -303,9 +303,7 @@ AM_CONDITIONAL([HAVE_NCURSES], [test "x$have_ncurses" = xyes]) + ACX_PTHREAD([ + LIBS="$PTHREAD_LIBS $LIBS" + CFLAGS="$CFLAGS $PTHREAD_CFLAGS" +- CXXFLAGS="$CXXFLAGS $PTHREAD_CXXFLAGS" +- CC="$PTHREAD_CC" +- CXX="$PTHREAD_CXX"], ++ CXXFLAGS="$CXXFLAGS $PTHREAD_CXXFLAGS"], + [AC_MSG_ERROR([Missing pthread, please install it])]) + + # pthread_setname_np can take either 1 or 2 arguments. +-- +1.9.3 + |