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mklibgcc.in: Use a here document to avoid running afoul of shells that generate control-A... 

* mklibgcc.in: Use a here document to avoid running afoul of
shells that generate control-A from "echo \1".

From-SVN: r65321
This commit is contained in:
Zack Weinberg 2003-04-07 05:34:50 +00:00 committed by Zack Weinberg
parent d2a6f3c03e
commit 48a7934255
2 changed files with 19 additions and 7 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2003-04-06 Zack Weinberg <zack@codesourcery.com>
* mklibgcc.in: Use a here document to avoid running afoul of
shells that generate control-A from "echo \1".
2003-04-06 Aldy Hernandez <aldyh@redhat.com>
* doc/invoke.texi (RS/6000 and PowerPC Options): Document -mspe

21
gcc/mklibgcc.in
View File

@ -311,13 +311,20 @@ for ml in $MULTILIBS; do
if [ "$SHLIB_LINK" -a "$SHLIB_MKMAP" ]; then
mapfile="libgcc/${dir}/libgcc.map"
tmpmapfile="libgcc/${dir}/tmp-libgcc.map"
echo ""
echo "${mapfile}: $SHLIB_MKMAP $SHLIB_MAPFILES $libgcc_sh_objs"
echo ' { $(NM_FOR_TARGET)'" $SHLIB_NM_FLAGS $libgcc_sh_objs; echo %%; \\"
echo " cat $SHLIB_MAPFILES | sed -e "'"/^[ ]*#/d" -e '\''s/^%\(if\|else\|elif\|endif\|define\)/#\1/'\'" \\"
echo " | $gcc_compile $flags -E -xassembler-with-cpp -; \\"
echo ' } | $(AWK)'" -f $SHLIB_MKMAP $SHLIB_MKMAP_OPTS > ${tmpmapfile}"
echo ' mv '"$tmpmapfile"' $@'
# This uses a here document instead of echos because some shells
# will convert the \1 in the second sed command to a control-A.
# The behavior of here documents is more predictable.
cat <<EOF
${mapfile}: $SHLIB_MKMAP $SHLIB_MAPFILES $libgcc_sh_objs
{ \$(NM_FOR_TARGET) $SHLIB_NM_FLAGS $libgcc_sh_objs; echo %%; \\
cat $SHLIB_MAPFILES \\
| sed -e '/^[ ]*#/d' \\
-e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' \\
| $gcc_compile $flags -E -xassembler-with-cpp -; \\
} | \$(AWK) -f $SHLIB_MKMAP $SHLIB_MKMAP_OPTS > ${tmpmapfile}
mv '$tmpmapfile' \$@
EOF
fi
shlib_deps="$shlib_deps $mapfile"