diff options
author | Eelco Dolstra <eelco.dolstra@logicblox.com> | 2005-07-13 08:45:57 +0000 |
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committer | Eelco Dolstra <eelco.dolstra@logicblox.com> | 2005-07-13 08:45:57 +0000 |
commit | a85877edaf9c9bc0b7721fd353d77629f9dc5867 (patch) | |
tree | f2302fffd77849d3d5aa08c4822f51dedcdbaa2c /pkgs/build-support | |
parent | f0d6ad60712a7d671981ab562fba6f36f221fd56 (diff) |
* r3317 was wrong: grep should be applied to gcc's stderr, not stdout.
svn path=/nixpkgs/trunk/; revision=3329
Diffstat (limited to 'pkgs/build-support')
-rw-r--r-- | pkgs/build-support/gcc-wrapper/gcc-wrapper.sh | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/pkgs/build-support/gcc-wrapper/gcc-wrapper.sh b/pkgs/build-support/gcc-wrapper/gcc-wrapper.sh index 0e5b90bb877ce..4db12afb5ce85 100644 --- a/pkgs/build-support/gcc-wrapper/gcc-wrapper.sh +++ b/pkgs/build-support/gcc-wrapper/gcc-wrapper.sh @@ -113,8 +113,9 @@ if test -n "$NIX_GCC_WRAPPER_EXEC_HOOK"; then fi -# Call the real `gcc'. Filter out warnings about unused `-B' flags, -# since they confuse some programs. -@gccProg@ ${extraBefore[@]} "${params[@]}" ${extraAfter[@]} \ - | (grep -v 'file path prefix' || true) -exit ${PIPESTATUS[0]} +# Call the real `gcc'. Filter out warnings from stderr about unused +# `-B' flags, since they confuse some programs. Deep bash magic to +# apply grep to stderr (by swapping stdin/stderr twice). +(@gccProg@ ${extraBefore[@]} "${params[@]}" ${extraAfter[@]} 3>&2 2>&1 1>&3- \ + | (grep -v 'file path prefix' || true); exit ${PIPESTATUS[0]}) 3>&2 2>&1 1>&3- +exit $? |