NIX_CROSS_CFLAGS_COMPILE="" NIX_CROSS_LDFLAGS="" crossAddCVars () { if test -d $1/include; then export NIX_CROSS_CFLAGS_COMPILE="$NIX_CROSS_CFLAGS_COMPILE -I$1/include" fi if test -d $1/lib; then export NIX_CROSS_LDFLAGS="$NIX_CROSS_LDFLAGS -L$1/lib -rpath-link $1/lib" fi } crossEnvHooks+=(crossAddCVars) crossStripDirs() { local dirs="$1" local stripFlags="$2" local dirsNew= for d in ${dirs}; do if test -d "$prefix/$d"; then dirsNew="${dirsNew} $prefix/$d " fi done dirs=${dirsNew} if test -n "${dirs}"; then header "cross stripping (with flags $stripFlags) in $dirs" # libc_nonshared.a should never be stripped, or builds will break. find $dirs -type f -print0 | xargs -0 ${xargsFlags:--r} $crossConfig-strip $stripFlags || true stopNest fi } crossStrip () { # In cross_renaming we may rename dontCrossStrip to dontStrip, and # dontStrip to dontNativeStrip. # TODO: strip _only_ ELF executables, and return || fail here... if test -z "$dontCrossStrip"; then stripDebugList=${stripDebugList:-lib lib64 libexec bin sbin} if test -n "$stripDebugList"; then crossStripDirs "$stripDebugList" "${stripDebugFlags:--S}" fi stripAllList=${stripAllList:-} if test -n "$stripAllList"; then crossStripDirs "$stripAllList" "${stripAllFlags:--s}" fi fi } preDistPhases=(${preDistPhases[@]} crossStrip) # Note: these come *after* $out in the PATH (see setup.sh). if test -n "@gcc@"; then PATH=$PATH:@gcc@/bin fi if test -n "@binutils@"; then PATH=$PATH:@binutils@/bin fi if test -n "@libc@"; then PATH=$PATH:@libc@/bin crossAddCVars @libc@ fi if test "$dontSetConfigureCross" != "1"; then configureFlags="$configureFlags --build=$system --host=$crossConfig" fi # Disabling the tests when cross compiling, as usually the tests are meant for # native compilations. doCheck="" # Don't strip foreign binaries with native "strip" tool. dontStrip=1 # Add the output as an rpath. if test "$NIX_NO_SELF_RPATH" != "1"; then export NIX_CROSS_LDFLAGS="-rpath $out/lib -rpath-link $out/lib $NIX_CROSS_LDFLAGS" if test -n "$NIX_LIB64_IN_SELF_RPATH"; then export NIX_CROSS_LDFLAGS="-rpath $out/lib64 -rpath-link $out/lib $NIX_CROSS_LDFLAGS" fi fi