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Factor out and unify binutils, gcc, and ccwrap builds.
author Rob Landley <rob@landley.net>
date Thu, 17 Sep 2009 04:06:02 -0500
parents da1ebb2e22d3
children 18fa21056b01 f80c47e8991d
comparison
equal deleted inserted replaced
819:da1ebb2e22d3 820:d1a88d878e18
47 mkdir -p "$STAGE_DIR/bin" || dienow 47 mkdir -p "$STAGE_DIR/bin" || dienow
48 fi 48 fi
49 49
50 # Build uClibc 50 # Build uClibc
51 51
52 STAGE_DIR="$ROOT_TOPDIR" . "$SOURCES"/sections/uClibc.sh 52 STAGE_DIR="$ROOT_TOPDIR" build_section uClibc
53 53
54 if [ "$NATIVE_TOOLCHAIN" == "none" ] 54 if [ "$NATIVE_TOOLCHAIN" == "none" ]
55 then 55 then
56 # If we're not installing a compiler, delete the headers, static libs, 56 # If we're not installing a compiler, delete the headers, static libs,
57 # and example source code. 57 # and example source code.
67 # so do nothing here. 67 # so do nothing here.
68 echo 68 echo
69 69
70 else 70 else
71 71
72 # Build and install native binutils 72 # Build binutils, gcc, and ccwrap
73 73
74 setupfor binutils build-binutils 74 STAGE_DIR="$ROOT_TOPDIR" build_section binutils-gcc
75 CC="${FROM_ARCH}-cc" AR="${FROM_ARCH}-ar" "${CURSRC}/configure" --prefix="$ROOT_TOPDIR" \
76 --build="${CROSS_HOST}" --host="${FROM_HOST}" --target="${CROSS_TARGET}" \
77 --disable-nls --disable-shared --disable-multilib --disable-werror \
78 --program-prefix="$PROGRAM_PREFIX" $BINUTILS_FLAGS &&
79 make -j $CPUS configure-host &&
80 make -j $CPUS CFLAGS="-O2 $STATIC_FLAGS" &&
81 make -j $CPUS install &&
82 mkdir -p "$ROOT_TOPDIR/include" &&
83 cp "$CURSRC/include/libiberty.h" "$ROOT_TOPDIR/include"
84
85 cleanup build-binutils
86
87 # Build and install native gcc, with c++ support this time.
88
89 setupfor gcc-core build-gcc
90 setupfor gcc-g++ build-gcc gcc-core
91 # GCC tries to "help out in the kitchen" by screwing up the linux include
92 # files. Cut out those bits with sed and throw them away.
93 sed -i 's@^STMP_FIX.*@@' "${CURSRC}/gcc/Makefile.in" &&
94 # GCC has some deep assumptions about the name of the cross-compiler it should
95 # be using. These assumptions are wrong, and lots of redundant corrections
96 # are required to make it stop.
97 CC="${FROM_ARCH}-cc" AR="${FROM_ARCH}-ar" AS="${FROM_ARCH}-as" \
98 LD="${FROM_ARCH}-ld" NM="${FROM_ARCH}-nm" \
99 CC_FOR_TARGET="${ARCH}-cc" AR_FOR_TARGET="${ARCH}-ar" \
100 NM_FOR_TARGET="${ARCH}-nm" GCC_FOR_TARGET="${ARCH}-cc" \
101 AS_FOR_TARGET="${ARCH}-as" LD_FOR_TARGET="${ARCH}-ld" \
102 CXX_FOR_TARGET="${ARCH}-g++" \
103 ac_cv_path_AR_FOR_TARGET="${ARCH}-ar" \
104 ac_cv_path_RANLIB_FOR_TARGET="${ARCH}-ranlib" \
105 ac_cv_path_NM_FOR_TARGET="${ARCH}-nm" \
106 ac_cv_path_AS_FOR_TARGET="${ARCH}-as" \
107 ac_cv_path_LD_FOR_TARGET="${ARCH}-ld" \
108 "${CURSRC}/configure" --prefix="$ROOT_TOPDIR" --disable-multilib \
109 --build="${CROSS_HOST}" --host="${CROSS_TARGET}" --target="${CROSS_TARGET}" \
110 --enable-long-long --enable-c99 --enable-shared --enable-threads=posix \
111 --enable-__cxa_atexit --disable-nls --enable-languages=c,c++ \
112 --disable-libstdcxx-pch --program-prefix="$PROGRAM_PREFIX" \
113 $GCC_FLAGS &&
114 mkdir gcc &&
115 ln -s `which "${ARCH}-gcc"` gcc/xgcc &&
116 make -j $CPUS configure-host &&
117 make -j $CPUS all-gcc LDFLAGS="$STATIC_FLAGS" &&
118 # Work around gcc bug; we disabled multilib but it doesn't always notice.
119 ln -s lib "$ROOT_TOPDIR/lib64" &&
120 make -j $CPUS install-gcc &&
121 rm "$ROOT_TOPDIR/lib64" &&
122 ln -s "${PROGRAM_PREFIX}gcc" "$ROOT_TOPDIR/bin/${PROGRAM_PREFIX}cc" &&
123 # Now we need to beat libsupc++ out of gcc (which uClibc++ needs to build).
124 # But don't want to build the whole of libstdc++-v3 because
125 # A) we're using uClibc++ instead, B) the build breaks.
126 make -j $CPUS configure-target-libstdc++-v3 &&
127 cd "$CROSS_TARGET"/libstdc++-v3/libsupc++ &&
128 make -j $CPUS &&
129 mv .libs/libsupc++.a "$ROOT_TOPDIR"/lib &&
130
131 # We're done with that source and could theoretically cleanup gcc-core and
132 # build-gcc here, but we still need the timestamps if we do binary packaging.
133
134 # Move the gcc internal libraries and headers somewhere sane
135
136 mkdir -p "$ROOT_TOPDIR"/gcc &&
137 mv "$ROOT_TOPDIR"/lib/gcc/*/*/include "$ROOT_TOPDIR"/gcc/include &&
138 mv "$ROOT_TOPDIR"/lib/gcc/*/* "$ROOT_TOPDIR"/gcc/lib &&
139
140 # Rub gcc's nose in the binutils output.
141 cd "$ROOT_TOPDIR"/libexec/gcc/*/*/ &&
142 cp -s "../../../../$CROSS_TARGET/bin/"* . &&
143
144 # build and install gcc wrapper script.
145 mv "$ROOT_TOPDIR/bin/${PROGRAM_PREFIX}gcc" "$ROOT_TOPDIR/bin/${PROGRAM_PREFIX}rawgcc" &&
146 "${FROM_ARCH}-cc" "${SOURCES}"/toys/ccwrap.c -Os -s \
147 -o "$ROOT_TOPDIR/bin/${PROGRAM_PREFIX}gcc" -DGIMME_AN_S $STATIC_FLAGS \
148 -DGCC_UNWRAPPED_NAME='"'"${PROGRAM_PREFIX}rawgcc"'"' &&
149
150 # Wrap C++
151 mv "$ROOT_TOPDIR/bin/${PROGRAM_PREFIX}g++" "$ROOT_TOPDIR/bin/${PROGRAM_PREFIX}rawg++" &&
152 ln "$ROOT_TOPDIR/bin/${PROGRAM_PREFIX}gcc" "$ROOT_TOPDIR/bin/${PROGRAM_PREFIX}g++" &&
153 rm "$ROOT_TOPDIR/bin/${PROGRAM_PREFIX}c++" &&
154 ln -s "${PROGRAM_PREFIX}g++" "$ROOT_TOPDIR/bin/${PROGRAM_PREFIX}c++" &&
155
156 # When tarring up individual binary packages, we want this one to be called
157 # "gcc" and that's not what we fed to setupfor, so rename it.
158
159 mv "$WORK"/{gcc-core,gcc}
160 PACKAGE=gcc cleanup build-gcc \
161 "$ROOT_TOPDIR"/{lib/gcc,gcc/lib/install-tools,bin/${ARCH}-unknown-*}
162 75
163 # Tell future packages to link against the libraries in the new root filesystem, 76 # Tell future packages to link against the libraries in the new root filesystem,
164 # rather than the ones in the cross compiler directory. 77 # rather than the ones in the cross compiler directory.
165 78
166 export ${ARCH}_WRAPPER_TOPDIR="$ROOT_TOPDIR" 79 export ${ARCH}_WRAPPER_TOPDIR="$ROOT_TOPDIR"