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Fix crash on expanding command line strings

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This commit is contained in:
Maxime Coste 2018-03-18 04:58:15 +11:00
parent 0a2807e652
commit 7ba4ef897b
5 changed files with 8 additions and 1 deletions
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5
src/command_manager.cc
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@ -168,6 +168,7 @@ void skip_blanks_and_comments(Reader& reader)
Token parse_percent_token(Reader& reader, bool throw_on_unterminated)
{
kak_assert(*reader == '%');
++reader;
const auto type_start = reader.pos;
while (reader and iswalpha(*reader))
@ -340,7 +341,9 @@ String expand_impl(StringView str, const Context& context,
Codepoint c = *reader;
if (c == '\\')
{
c = *++reader;
if (not (++reader))
throw parse_error{"unterminated escape"};
c = *reader;
if (c == '%' or c == '\\')
{
res += reader.substr_from(beg);

1
test/regression/0-crash-on-specialy-crafted-modeline/cmd Normal file
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@ -0,0 +1 @@

1
test/regression/0-crash-on-specialy-crafted-modeline/in Normal file
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@ -0,0 +1 @@

1
test/regression/0-crash-on-specialy-crafted-modeline/out Normal file
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1
test/regression/0-crash-on-specialy-crafted-modeline/rc Normal file
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@ -0,0 +1 @@
set global modelinefmt %{\}