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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2015-05-14 14:59:23 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2015-05-14 16:38:46 -0300
commit95b07fbcc702a83b421cb5d0488ba2817d3123c1 (patch)
treee44b1b4e7d6f2610e3e59a23ab36c8e9e0bbc0a1 /sysdeps/unix/make-syscalls.sh
parent5695d46f5dc0ff2ffbcb0c52b1f6c2ada09c39dc (diff)
downloadglibc-95b07fbcc702a83b421cb5d0488ba2817d3123c1.tar.gz
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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.
Diffstat (limited to 'sysdeps/unix/make-syscalls.sh')
-rw-r--r--sysdeps/unix/make-syscalls.sh23
1 files changed, 14 insertions, 9 deletions
diff --git a/sysdeps/unix/make-syscalls.sh b/sysdeps/unix/make-syscalls.sh
index 910a22c0e1..12f664e86e 100644
--- a/sysdeps/unix/make-syscalls.sh
+++ b/sysdeps/unix/make-syscalls.sh
@@ -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