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Diffstat (limited to 'extra/scripts/get-needed-libgcc-objects.sh')
| -rwxr-xr-x | extra/scripts/get-needed-libgcc-objects.sh | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/extra/scripts/get-needed-libgcc-objects.sh b/extra/scripts/get-needed-libgcc-objects.sh deleted file mode 100755 index 824990408..000000000 --- a/extra/scripts/get-needed-libgcc-objects.sh +++ /dev/null @@ -1,84 +0,0 @@ -#!/bin/sh -# -# Manuel Novoa III Jan 2001 -# -# The purpose of this script is to extract the object files from libgcc.a -# that are needed by the shared uClibc so that they won't be linked with -# each application. -# -# I'm sure people with better shell programming skills can improve this. -# Feel free! ;-) At this point though, it gets the job done for me. -# -# Possible problems (paranioa mode): Are any of the objects in libgcc.a -# needed to actually load the shared library on any archs? - -#Enable this when debugging -#set -x - -echo Finding missing symbols in libc.a ... -echo " partial linking..." -rm -f libc.ldr -$LD $LDFLAGS -r -o libc.ldr $CRTOBJS --whole-archive ../libc.a - -if $NM --undefined-only libc.ldr 2>&1 | sed -e 's/ *$//' | sed -e 's/^.*U *//' | grep -v "main$" | grep -v "_GLOBAL_OFFSET_TABLE_$" | grep -v "_gp_disp" | grep -v "^etext$" | grep -v "^__gmon_start__$" > sym.need ; then - EXIT_WITH_ERROR=0 - rm -f obj.need - touch obj.need - for SYM in `cat sym.need | sed -e 's/ U //g'` ; do - if $NM -s $LIBGCC 2>&1 | grep -q $SYM" in " ; then - $NM -s $LIBGCC 2>&1 | grep $SYM" in " | cut -d' ' -f3 >> obj.need - else - echo Symbol $SYM needed by libc.a but not found in libgcc.a - EXIT_WITH_ERROR=1 - fi - done - if [ $EXIT_WITH_ERROR != 0 ]; then - exit $EXIT_WITH_ERROR - fi -else - echo No missing symbols found. - exit 0 -fi - -rm -rf tmp-gcc -mkdir tmp-gcc -(cd tmp-gcc && $AR -x $LIBGCC) -rm -f libgcc.ldr - -echo Extracting referenced libgcc.a objects ... - -rm -f obj.need.0 -touch obj.need.0 - -cmp -s obj.need obj.need.0 ; state=$? -while [ -s obj.need ] && [ $state -ne 0 ] ; do - (cd tmp-gcc && cat ../obj.need | sort | uniq | xargs $LD $LDFLAGS -r -o ../libgcc.ldr) - cp obj.need obj.need.0 - if $NM --undefined-only libgcc.ldr | grep -v "^_GLOBAL_OFFSET_TABLE_$" > sym.need 2>&1 ; then - for SYM in `cat sym.need | sed -e 's/ U //g'` ; do - if $NM -s $LIBGCC 2>&1 | grep -q $SYM" in " ; then - $NM -s $LIBGCC 2>&1 | grep $SYM" in " | cut -d' ' -f3 >> obj.need - fi - done - fi - cmp -s obj.need obj.need.0 ; state=$? -done - -cat obj.need | sort | uniq > obj.need.0 -(cd tmp-gcc && cp `cat ../obj.need` ..) - -if [ -s obj.need.0 ] ; then - echo Objects added from $LIBGCC: - cat obj.need.0 - (cd tmp-gcc && cat ../obj.need | sort | uniq | xargs $AR r ../libgcc-need.a) -else - echo No objects added from $LIBGCC. -fi - -if [ -s sym.need ] ; then - echo Symbols missing from libgcc.a: - cat sym.need -else - echo Done -fi -exit 0 |