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-rw-r--r--ChangeLog10
-rw-r--r--io.c1
-rw-r--r--re.c49
-rw-r--r--test/ruby/test_io.rb4
-rw-r--r--test/ruby/test_regexp.rb41
5 files changed, 94 insertions, 11 deletions
diff --git a/ChangeLog b/ChangeLog
index caaf2d3ef1..932ace7c37 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+Mon Jun 2 21:44:15 2008 Yusuke Endoh <mame@tsg.ne.jp>
+
+ * re.c: fix SEGV by Regexp.allocate.names, Match.allocate.names, etc.
+
+ * test/ruby/test_regexp.rb: add tests for above.
+
+ * io.c: fix SEGV by IO.allocate.print, etc.
+
+ * test/ruby/test_io.rb: add tests for above.
+
Mon Jun 2 19:17:47 2008 Tanaka Akira <akr@fsij.org>
* test/ruby/test_argf.rb (teardown): remove renamed temporary files.
diff --git a/io.c b/io.c
index 88811a9387..88979332ef 100644
--- a/io.c
+++ b/io.c
@@ -271,6 +271,7 @@ VALUE
rb_io_get_write_io(VALUE io)
{
VALUE write_io;
+ rb_io_check_initialized(RFILE(io)->fptr);
write_io = RFILE(io)->fptr->tied_io_for_writing;
if (write_io) {
return write_io;
diff --git a/re.c b/re.c
index c21ca3a37a..8ce5e89c28 100644
--- a/re.c
+++ b/re.c
@@ -672,6 +672,7 @@ static VALUE
rb_reg_names(VALUE re)
{
VALUE ary = rb_ary_new();
+ rb_reg_check(re);
onig_foreach_name(RREGEXP(re)->ptr, reg_names_iter, (void*)ary);
return ary;
}
@@ -718,6 +719,7 @@ static VALUE
rb_reg_named_captures(VALUE re)
{
VALUE hash = rb_hash_new();
+ rb_reg_check(re);
onig_foreach_name(RREGEXP(re)->ptr, reg_named_captures_iter, (void*)hash);
return hash;
}
@@ -866,6 +868,14 @@ update_char_offset(VALUE match)
rm->char_offset_updated = 1;
}
+static void
+match_check(VALUE match)
+{
+ if (!RMATCH(match)->regexp) {
+ rb_raise(rb_eTypeError, "uninitialized Match");
+ }
+}
+
/* :nodoc: */
static VALUE
match_init_copy(VALUE obj, VALUE orig)
@@ -913,6 +923,7 @@ match_init_copy(VALUE obj, VALUE orig)
static VALUE
match_regexp(VALUE match)
{
+ match_check(match);
return RMATCH(match)->regexp;
}
@@ -933,6 +944,7 @@ match_regexp(VALUE match)
static VALUE
match_names(VALUE match)
{
+ match_check(match);
return rb_reg_names(RMATCH(match)->regexp);
}
@@ -951,6 +963,7 @@ match_names(VALUE match)
static VALUE
match_size(VALUE match)
{
+ match_check(match);
return INT2FIX(RMATCH_REGS(match)->num_regs);
}
@@ -963,6 +976,7 @@ match_backref_number(VALUE match, VALUE backref)
struct re_registers *regs = RMATCH_REGS(match);
VALUE regexp = RMATCH(match)->regexp;
+ match_check(match);
switch(TYPE(backref)) {
default:
return NUM2INT(backref);
@@ -1013,6 +1027,7 @@ match_offset(VALUE match, VALUE n)
int i = match_backref_number(match, n);
struct re_registers *regs = RMATCH_REGS(match);
+ match_check(match);
if (i < 0 || regs->num_regs <= i)
rb_raise(rb_eIndexError, "index %d out of matches", i);
@@ -1048,6 +1063,7 @@ match_begin(VALUE match, VALUE n)
int i = match_backref_number(match, n);
struct re_registers *regs = RMATCH_REGS(match);
+ match_check(match);
if (i < 0 || regs->num_regs <= i)
rb_raise(rb_eIndexError, "index %d out of matches", i);
@@ -1082,6 +1098,7 @@ match_end(VALUE match, VALUE n)
int i = match_backref_number(match, n);
struct re_registers *regs = RMATCH_REGS(match);
+ match_check(match);
if (i < 0 || regs->num_regs <= i)
rb_raise(rb_eIndexError, "index %d out of matches", i);
@@ -1350,6 +1367,7 @@ rb_reg_nth_defined(int nth, VALUE match)
{
struct re_registers *regs;
if (NIL_P(match)) return Qnil;
+ match_check(match);
regs = RMATCH_REGS(match);
if (nth >= regs->num_regs) {
return Qnil;
@@ -1370,6 +1388,7 @@ rb_reg_nth_match(int nth, VALUE match)
struct re_registers *regs;
if (NIL_P(match)) return Qnil;
+ match_check(match);
regs = RMATCH_REGS(match);
if (nth >= regs->num_regs) {
return Qnil;
@@ -1412,6 +1431,7 @@ rb_reg_match_pre(VALUE match)
struct re_registers *regs;
if (NIL_P(match)) return Qnil;
+ match_check(match);
regs = RMATCH_REGS(match);
if (BEG(0) == -1) return Qnil;
str = rb_str_subseq(RMATCH(match)->str, 0, BEG(0));
@@ -1439,6 +1459,7 @@ rb_reg_match_post(VALUE match)
struct re_registers *regs;
if (NIL_P(match)) return Qnil;
+ match_check(match);
regs = RMATCH_REGS(match);
if (BEG(0) == -1) return Qnil;
str = RMATCH(match)->str;
@@ -1455,6 +1476,7 @@ rb_reg_match_last(VALUE match)
struct re_registers *regs;
if (NIL_P(match)) return Qnil;
+ match_check(match);
regs = RMATCH_REGS(match);
if (BEG(0) == -1) return Qnil;
@@ -1497,6 +1519,7 @@ match_array(VALUE match, int start)
int i;
int taint = OBJ_TAINTED(match);
+ match_check(match);
for (i=start; i<regs->num_regs; i++) {
if (regs->beg[i] == -1) {
rb_ary_push(ary, Qnil);
@@ -1565,18 +1588,18 @@ match_captures(VALUE match)
static int
name_to_backref_number(struct re_registers *regs, VALUE regexp, const char* name, const char* name_end)
{
- int num;
+ int num;
- num = onig_name_to_backref_number(RREGEXP(regexp)->ptr,
- (const unsigned char* )name, (const unsigned char* )name_end, regs);
- if (num >= 1) {
- return num;
- }
- else {
- VALUE s = rb_str_new(name, (long )(name_end - name));
- rb_raise(rb_eIndexError, "undefined group name reference: %s",
- StringValuePtr(s));
- }
+ num = onig_name_to_backref_number(RREGEXP(regexp)->ptr,
+ (const unsigned char* )name, (const unsigned char* )name_end, regs);
+ if (num >= 1) {
+ return num;
+ }
+ else {
+ VALUE s = rb_str_new(name, (long )(name_end - name));
+ rb_raise(rb_eIndexError, "undefined group name reference: %s",
+ StringValuePtr(s));
+ }
}
/*
@@ -1610,6 +1633,7 @@ match_aref(int argc, VALUE *argv, VALUE match)
{
VALUE idx, rest;
+ match_check(match);
rb_scan_args(argc, argv, "11", &idx, &rest);
if (NIL_P(rest)) {
@@ -1669,6 +1693,7 @@ static VALUE
match_values_at(int argc, VALUE *argv, VALUE match)
{
struct re_registers *regs = RMATCH_REGS(match);
+ match_check(match);
return rb_get_values_at(match, regs->num_regs, argc, argv, match_entry);
}
@@ -1688,6 +1713,7 @@ match_to_s(VALUE match)
{
VALUE str = rb_reg_last_match(match);
+ match_check(match);
if (NIL_P(str)) str = rb_str_new(0,0);
if (OBJ_TAINTED(match)) OBJ_TAINT(str);
if (OBJ_TAINTED(RMATCH(match)->str)) OBJ_TAINT(str);
@@ -1708,6 +1734,7 @@ match_to_s(VALUE match)
static VALUE
match_string(VALUE match)
{
+ match_check(match);
return RMATCH(match)->str; /* str is frozen */
}
diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb
index 25ceb70be9..6e6a27f015 100644
--- a/test/ruby/test_io.rb
+++ b/test/ruby/test_io.rb
@@ -1219,4 +1219,8 @@ class TestIO < Test::Unit::TestCase
assert_equal("bar\n", File.read(t.path, 4, 4))
end
+
+ def test_uninitialized
+ assert_raise(IOError) { IO.allocate.print "" }
+ end
end
diff --git a/test/ruby/test_regexp.rb b/test/ruby/test_regexp.rb
index 52f931532b..970ad4d4d7 100644
--- a/test/ruby/test_regexp.rb
+++ b/test/ruby/test_regexp.rb
@@ -676,4 +676,45 @@ class TestRegexp < Test::Unit::TestCase
assert_equal(3, ("foo" + "bar" * 1000).rindex(/#{"bar"*1000}/))
assert_equal(4, ("foo\nbar\nbaz\n").rindex(/bar/i))
end
+
+ def test_uninitialized
+ assert_raise(TypeError) { Regexp.allocate.hash }
+ assert_raise(TypeError) { Regexp.allocate.eql? Regexp.allocate }
+ assert_raise(TypeError) { Regexp.allocate == Regexp.allocate }
+ assert_raise(TypeError) { Regexp.allocate =~ "" }
+ assert_equal(false, Regexp.allocate === Regexp.allocate)
+ assert_nil(~Regexp.allocate)
+ assert_raise(TypeError) { Regexp.allocate.match("") }
+ assert_raise(TypeError) { Regexp.allocate.to_s }
+ assert_raise(TypeError) { Regexp.allocate.inspect }
+ assert_raise(TypeError) { Regexp.allocate.source }
+ assert_raise(TypeError) { Regexp.allocate.casefold? }
+ assert_raise(TypeError) { Regexp.allocate.options }
+ assert_equal(Encoding.find("ASCII-8BIT"), Regexp.allocate.encoding)
+ assert_equal(false, Regexp.allocate.fixed_encoding?)
+ assert_raise(TypeError) { Regexp.allocate.names }
+ assert_raise(TypeError) { Regexp.allocate.named_captures }
+
+ assert_raise(TypeError) { MatchData.allocate.regexp }
+ assert_raise(TypeError) { MatchData.allocate.names }
+ assert_raise(TypeError) { MatchData.allocate.size }
+ assert_raise(TypeError) { MatchData.allocate.length }
+ assert_raise(TypeError) { MatchData.allocate.offset(0) }
+ assert_raise(TypeError) { MatchData.allocate.begin(0) }
+ assert_raise(TypeError) { MatchData.allocate.end(0) }
+ assert_raise(TypeError) { MatchData.allocate.to_a }
+ assert_raise(TypeError) { MatchData.allocate[:foo] }
+ assert_raise(TypeError) { MatchData.allocate.captures }
+ assert_raise(TypeError) { MatchData.allocate.values_at }
+ assert_raise(TypeError) { MatchData.allocate.pre_match }
+ assert_raise(TypeError) { MatchData.allocate.post_match }
+ assert_raise(TypeError) { MatchData.allocate.to_s }
+ assert_match(/^#<MatchData:.*>$/, MatchData.allocate.inspect)
+ assert_raise(TypeError) { MatchData.allocate.string }
+ $~ = MatchData.allocate
+ assert_raise(TypeError) { $& }
+ assert_raise(TypeError) { $` }
+ assert_raise(TypeError) { $' }
+ assert_raise(TypeError) { $+ }
+ end
end
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