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scripts/build/libc/newlib.sh
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Sat Jan 22 22:35:43 2011 +0100 (2011-01-22)
changeset 2275 9ab4392430ad
parent 2203 ac3e215141a1
child 2278 e86826b8621a
permissions -rw-r--r--
scripts: PARALLELMFLAGS is evil, rename

The reunification of the glibc/eglibc code paths exposed a nasty
bug in the glibc build: use of PARALLELMFLAGS breaks the build.

See the explanations in that bug report against FC6:
https://bugzilla.redhat.com/show_bug.cgi?format=multiple&id=212111

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> 
     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

     4 #

     5 # Edited by Martin Lund <mgl@doredevelopment.dk>

     6 #

     7 

     8 libc_newlib_version() {

     9     if [ -z "${CT_LIBC_NEWLIB_CVS}" ]; then

    10         echo "${CT_LIBC_VERSION}"

    11     else

    12         echo "cvs${CT_LIBC_VERSION:+-${CT_LIBC_VERSION}}"

    13     fi

    14 }

    15 

    16 do_libc_get() {

    17     local libc_src

    18     local avr32headers_src

    19 

    20     libc_src="ftp://sources.redhat.com/pub/newlib"

    21     avr32headers_src="http://dev.doredevelopment.dk/avr32-toolchain/sources"

    22 

    23     if [ -z "${CT_LIBC_NEWLIB_CVS}" ]; then

    24         CT_GetFile "newlib-${CT_LIBC_VERSION}" ${libc_src}

    25     else

    26         CT_GetCVS "newlib-$(libc_newlib_version)"                   \

    27                   ":pserver:anoncvs@sources.redhat.com:/cvs/src"    \

    28                   "newlib"                                          \

    29                   "${CT_LIBC_VERSION}"                              \

    30                   "newlib-$(libc_newlib_version)=src"

    31     fi

    32 

    33     if [ "${CT_ATMEL_AVR32_HEADERS}" = "y" ]; then

    34         CT_GetFile "avr32headers" ${avr32headers_src}

    35     fi

    36 }

    37 

    38 do_libc_extract() {

    39     CT_Extract "newlib-$(libc_newlib_version)"

    40     CT_Patch "newlib" "$(libc_newlib_version)"

    41 

    42     if [ "${CT_ATMEL_AVR32_HEADERS}" = "y" ]; then

    43         CT_Extract "avr32headers"

    44     fi

    45 }

    46 

    47 do_libc_check_config() {

    48     :

    49 }

    50 

    51 do_libc_headers() {

    52     :

    53 }

    54 

    55 do_libc_start_files() {

    56     local -a newlib_opts

    57 

    58     CT_DoStep INFO "Installing C library"

    59 

    60     mkdir -p "${CT_BUILD_DIR}/build-libc"

    61     cd "${CT_BUILD_DIR}/build-libc"

    62 

    63     CT_DoLog EXTRA "Configuring C library"

    64 

    65     if [ "${CT_LIBC_NEWLIB_IO_C99FMT}" = "y" ]; then

    66         newlib_opts+=( "--enable-newlib-io-c99-formats" )

    67     else

    68         newlib_opts+=( "--disable-newlib-io-c99-formats" )

    69     fi

    70     if [ "${CT_LIBC_NEWLIB_IO_LL}" = "y" ]; then

    71         newlib_opts+=( "--enable-newlib-io-long-long" )

    72     else

    73         newlib_opts+=( "--disable-newlib-io-long-long" )

    74     fi

    75     if [ "${CT_LIBC_NEWLIB_IO_FLOAT}" = "y" ]; then

    76         newlib_opts+=( "--enable-newlib-io-float" )

    77         if [ "${CT_LIBC_NEWLIB_IO_LDBL}" = "y" ]; then

    78             newlib_opts+=( "--enable-newlib-io-long-double" )

    79         else

    80             newlib_opts+=( "--disable-newlib-io-long-double" )

    81         fi

    82     else

    83         newlib_opts+=( "--disable-newlib-io-float" )

    84         newlib_opts+=( "--disable-newlib-io-long-double" )

    85     fi

    86 

    87     # Note: newlib handles the build/host/target a little bit differently

    88     # than one would expect:

    89     #   build  : not used

    90     #   host   : the machine building newlib

    91     #   target : the machine newlib runs on

    92     CC_FOR_BUILD="${CT_BUILD}-gcc"                      \

    93     CFLAGS_FOR_TARGET="${CT_TARGET_CFLAGS} -O"          \

    94     AR=${CT_TARGET}-ar                                  \

    95     RANLIB=${CT_TARGET}-ranlib                          \

    96     CT_DoExecLog CFG                                    \

    97     "${CT_SRC_DIR}/newlib-$(libc_newlib_version)/configure" \

    98         --host=${CT_BUILD}                              \

    99         --target=${CT_TARGET}                           \

   100         --prefix=${CT_PREFIX_DIR}                       \

   101         "${newlib_opts[@]}"

   102 

   103     CT_DoLog EXTRA "Building C library"

   104     CT_DoExecLog ALL make ${JOBSFLAGS}

   105 

   106     CT_DoLog EXTRA "Installing C library"

   107     CT_DoExecLog ALL make install install_root="${CT_SYSROOT_DIR}"

   108 

   109     CT_EndStep

   110 }

   111 

   112 do_libc() {

   113     :

   114 }

   115 

   116 do_libc_finish() {

   117     CT_DoStep INFO "Finishing C library"

   118     

   119     if [ "${CT_ATMEL_AVR32_HEADERS}" = "y" ]; then

   120         CT_DoLog EXTRA "Installing Atmel's AVR32 headers"

   121         CT_DoExecLog ALL cp -r ${CT_SRC_DIR}/avr32headers "${CT_PREFIX_DIR}/${CT_TARGET}/include/avr32"

   122     fi

   123 

   124     CT_EndStep

   125 }
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