1 # This file adds functions to build the Newlib C library
2 # Copyright 2009 DoréDevelopment
3 # Licensed under the GPL v2. See COPYING in the root of this package
5 # Edited by Martin Lund <mgl@doredevelopment.dk>
10 local avr32headers_src
12 libc_src="ftp://sources.redhat.com/pub/newlib"
13 avr32headers_src="http://dev.doredevelopment.dk/avr32-toolchain/sources"
15 if [ "${CT_LIBC_NEWLIB_CUSTOM}" = "y" ]; then
16 CT_GetCustom "newlib" "${CT_LIBC_VERSION}" \
17 "${CT_LIBC_NEWLIB_CUSTOM_LOCATION}"
18 else # ! custom location
19 CT_GetFile "newlib-${CT_LIBC_VERSION}" ${libc_src}
20 fi # ! custom location
22 if [ "${CT_ATMEL_AVR32_HEADERS}" = "y" ]; then
23 CT_GetFile "avr32headers" ${avr32headers_src}
28 # If using custom directory location, nothing to do
29 if [ "${CT_LIBC_NEWLIB_CUSTOM}" != "y" \
30 -a -d "${CT_SRC_DIR}/newlib-${CT_LIBC_VERSION}" ]; then
34 CT_Extract "newlib-${CT_LIBC_VERSION}"
35 CT_Patch "newlib" "${CT_LIBC_VERSION}"
37 if [ "${CT_ATMEL_AVR32_HEADERS}" = "y" ]; then
38 CT_Extract "avr32headers"
42 do_libc_check_config() {
46 do_libc_start_files() {
53 CT_DoStep INFO "Installing C library"
55 mkdir -p "${CT_BUILD_DIR}/build-libc"
56 cd "${CT_BUILD_DIR}/build-libc"
58 CT_DoLog EXTRA "Configuring C library"
60 if [ "${CT_LIBC_NEWLIB_IO_C99FMT}" = "y" ]; then
61 newlib_opts+=( "--enable-newlib-io-c99-formats" )
63 newlib_opts+=( "--disable-newlib-io-c99-formats" )
65 if [ "${CT_LIBC_NEWLIB_IO_LL}" = "y" ]; then
66 newlib_opts+=( "--enable-newlib-io-long-long" )
68 newlib_opts+=( "--disable-newlib-io-long-long" )
70 if [ "${CT_LIBC_NEWLIB_IO_FLOAT}" = "y" ]; then
71 newlib_opts+=( "--enable-newlib-io-float" )
72 if [ "${CT_LIBC_NEWLIB_IO_LDBL}" = "y" ]; then
73 newlib_opts+=( "--enable-newlib-io-long-double" )
75 newlib_opts+=( "--disable-newlib-io-long-double" )
78 newlib_opts+=( "--disable-newlib-io-float" )
79 newlib_opts+=( "--disable-newlib-io-long-double" )
81 if [ "${CT_LIBC_NEWLIB_DISABLE_SUPPLIED_SYSCALLS}" = "y" ]; then
82 newlib_opts+=( "--disable-newlib-supplied-syscalls" )
84 newlib_opts+=( "--enable-newlib-supplied-syscalls" )
87 [ "${CT_LIBC_NEWLIB_ENABLE_TARGET_OPTSPACE}" = "y" ] && newlib_opts+=("--enable-target-optspace")
89 # Note: newlib handles the build/host/target a little bit differently
90 # than one would expect:
92 # host : the machine building newlib
93 # target : the machine newlib runs on
95 CC_FOR_BUILD="${CT_BUILD}-gcc" \
96 CFLAGS_FOR_TARGET="${CT_TARGET_CFLAGS}" \
98 RANLIB=${CT_TARGET}-ranlib \
99 "${CT_SRC_DIR}/newlib-${CT_LIBC_VERSION}/configure" \
101 --target=${CT_TARGET} \
102 --prefix=${CT_PREFIX_DIR} \
103 "${newlib_opts[@]}" \
104 "${CT_LIBC_NEWLIB_EXTRA_CONFIG_ARRAY[@]}"
106 CT_DoLog EXTRA "Building C library"
107 CT_DoExecLog ALL make ${JOBSFLAGS}
109 CT_DoLog EXTRA "Installing C library"
110 CT_DoExecLog ALL make install install_root="${CT_SYSROOT_DIR}"
112 if [ "${CT_BUILD_MANUALS}" = "y" ]; then
113 local -a doc_dir="${CT_BUILD_DIR}/build-libc/${CT_TARGET}"
115 CT_DoLog EXTRA "Building and installing the C library manual"
116 CT_DoExecLog ALL make pdf html
118 # NEWLIB install-{pdf.html} fail for some versions
119 CT_DoExecLog ALL mkdir -p "${CT_PREFIX_DIR}/share/doc/newlib"
120 CT_DoExecLog ALL cp -av "${doc_dir}/newlib/libc/libc.pdf" \
121 "${doc_dir}/newlib/libm/libm.pdf" \
122 "${doc_dir}/newlib/libc/libc.html" \
123 "${doc_dir}/newlib/libm/libm.html" \
124 "${CT_PREFIX_DIR}/share/doc/newlib"
131 CT_DoStep INFO "Finishing C library"
133 if [ "${CT_ATMEL_AVR32_HEADERS}" = "y" ]; then
134 CT_DoLog EXTRA "Installing Atmel's AVR32 headers"
135 CT_DoExecLog ALL cp -r ${CT_SRC_DIR}/avr32headers "${CT_PREFIX_DIR}/${CT_TARGET}/include/avr32"