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Fix non-portable echo usage in sysdeps/unix/make-syscalls.sh 

This patch changes the way make-syscall-sh script uses echo to follow
POSIX spec.
This commit is contained in:
Adhemerval Zanella 2015-05-14 14:59:23 -03:00
parent 5695d46f5d
commit 95b07fbcc7
2 changed files with 19 additions and 9 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2015-05-14 Jakub Bogusz <qboosh@pld-linux.org>
Adhemerval Zanella <adhemerval.zanella@linaro.org>
* sysdeps/unix/make-syscalls.sh: Remove non-portable echo usage.
2015-05-14 Andrew Senkevich <andrew.senkevich@intel.com>
* Makeconfig (rpath-dirs, all-subdirs): Added mathvec folder.

23
sysdeps/unix/make-syscalls.sh
View File

@ -272,28 +272,33 @@ while read file srcfile caller syscall args strong weak; do
vdso_symbol="${vdso_syscall%@*}"
vdso_symver="${vdso_syscall#*@}"
vdso_symver=`echo "$vdso_symver" | sed 's/\./_/g'`
echo "\
cat <<EOF
\$(foreach p,\$(sysd-rules-targets),\$(objpfx)\$(patsubst %,\$p,$file).os): \\
\$(..)sysdeps/unix/make-syscalls.sh
\$(make-target-directory)
(echo '#include <dl-vdso.h>'; \\
echo 'extern void *${strong}_ifunc (void) __asm (\"${strong}\");'; \\
echo 'extern void *${strong}_ifunc (void) __asm ("${strong}");'; \\
echo 'void *'; \\
echo '${strong}_ifunc (void)'; \\
echo '{'; \\
echo ' PREPARE_VERSION_KNOWN (symver, ${vdso_symver});'; \\
echo ' return _dl_vdso_vsym (\"${vdso_symbol}\", &symver);'; \\
echo ' return _dl_vdso_vsym ("${vdso_symbol}", &symver);'; \\
echo '}'; \\
echo 'asm (\".type ${strong}, %gnu_indirect_function\");'; \\"
echo 'asm (".type ${strong}, %gnu_indirect_function");'; \\
EOF
# This is doing "libc_hidden_def (${strong})", but the compiler
# doesn't know that we've defined ${strong} in the same file, so
# we can't do it the normal way.
echo "\
echo 'asm (\".globl __GI_${strong}\\n\"'; \\
echo ' \"__GI_${strong} = ${strong}\");'; \\"
cat <<EOF
echo 'asm (".globl __GI_${strong}");'; \\
echo 'asm ("__GI_${strong} = ${strong}");'; \\
EOF
emit_weak_aliases
echo ' ) | $(compile-stdin.c) '"\
\$(foreach p,\$(patsubst %$file,%,\$(basename \$(@F))),\$(\$(p)CPPFLAGS))"
cat <<EOF
) | \$(compile-stdin.c) \
\$(foreach p,\$(patsubst %$file,%,\$(basename \$(@F))),\$(\$(p)CPPFLAGS))
EOF
fi
if test $shared_only = t; then