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| author | Daniel Shahaf <danielsh@apache.org> | 2016-10-16 17:28:18 +0300 |
|---|---|---|
| committer | Michael Tokarev <mjt@tls.msk.ru> | 2016-10-28 18:17:23 +0300 |
| commit | 5a1de0b325c9c3df41cb41bcea8dca5fafc67b9a (patch) | |
| tree | b32a45e4b1051a0ae2bcdd92defb98c0641db3f9 /scripts | |
| parent | e1f3b974f46a15da038f3612bf1858ec81db793d (diff) | |
| download | qemu-5a1de0b325c9c3df41cb41bcea8dca5fafc67b9a.tar.gz qemu-5a1de0b325c9c3df41cb41bcea8dca5fafc67b9a.tar.bz2 qemu-5a1de0b325c9c3df41cb41bcea8dca5fafc67b9a.zip | |
scripts/hxtool: fix undefined behavour of echo
Avoid undefined behaviour of echo(1) with backslashes in arguments
The behaviour is implementation-defined, different /bin/sh's behave
differently.
Signed-off-by: Daniel Shahaf <danielsh@apache.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/hxtool | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/scripts/hxtool b/scripts/hxtool index 995bb7f08c..04f7d7b0ed 100644 --- a/scripts/hxtool +++ b/scripts/hxtool @@ -26,32 +26,32 @@ hxtotexi() ;; STEXI*) if test $flag -eq 1 ; then - echo "line $line: syntax error: expected ETEXI, found $str" >&2 + printf "line %d: syntax error: expected ETEXI, found '%s'\n" "$line" "$str" >&2 exit 1 fi flag=1 ;; ETEXI*) if test $flag -ne 1 ; then - echo "line $line: syntax error: expected STEXI, found $str" >&2 + printf "line %d: syntax error: expected STEXI, found '%s'\n" "$line" "$str" >&2 exit 1 fi flag=0 ;; SQMP*|EQMP*) if test $flag -eq 1 ; then - echo "line $line: syntax error: expected ETEXI, found $str" >&2 + printf "line %d: syntax error: expected ETEXI, found '%s'\n" "$line" "$str" >&2 exit 1 fi ;; DEFHEADING*) - echo "$(expr "$str" : "DEFHEADING(\(.*\))")" + printf '%s\n' "$(expr "$str" : "DEFHEADING(\(.*\))")" ;; ARCHHEADING*) - echo "$(expr "$str" : "ARCHHEADING(\(.*\),.*)")" + printf '%s\n' "$(expr "$str" : "ARCHHEADING(\(.*\),.*)")" ;; *) - test $flag -eq 1 && echo "$str" + test $flag -eq 1 && printf '%s\n' "$str" ;; esac line=$((line+1)) @@ -69,26 +69,26 @@ hxtoqmp() ;; SQMP*) if test $flag -eq 1 ; then - echo "line $line: syntax error: expected EQMP, found $str" >&2 + printf "line %d: syntax error: expected EQMP, found '%s'\n" "$line" "$str" >&2 exit 1 fi flag=1 ;; EQMP*) if test $flag -ne 1 ; then - echo "line $line: syntax error: expected SQMP, found $str" >&2 + printf "line %d: syntax error: expected SQMP, found '%s'\n" "$line" "$str" >&2 exit 1 fi flag=0 ;; STEXI*|ETEXI*) if test $flag -eq 1 ; then - echo "line $line: syntax error: expected EQMP, found $str" >&2 + printf "line %d: syntax error: expected EQMP, found '%s'\n" "$line" "$str" >&2 exit 1 fi ;; *) - test $flag -eq 1 && echo "$str" + test $flag -eq 1 && printf '%s\n' "$str" ;; esac line=$((line+1)) |