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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-07-29 23:51:53 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-07-29 23:51:53 +0000 |
commit | 6d56e80ad1bce411b1d4fe425e2842768a3bcfa6 (patch) | |
tree | 9d8dfb5ec52bb35a013f6a1732b24119e48828e1 | |
parent | a99de8466396ba4d056c126040dbf19ca5af20ff (diff) | |
download | ruby-6d56e80ad1bce411b1d4fe425e2842768a3bcfa6.tar.gz |
* file.c (file_expand_path): home directory must be absolute.
[ruby-core:31537]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28796 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r-- | ChangeLog | 5 | ||||
-rw-r--r-- | file.c | 18 | ||||
-rw-r--r-- | test/ruby/test_file_exhaustive.rb | 12 |
3 files changed, 31 insertions, 4 deletions
@@ -1,3 +1,8 @@ +Fri Jul 30 08:51:51 2010 Nobuyoshi Nakada <nobu@ruby-lang.org> + + * file.c (file_expand_path): home directory must be absolute. + [ruby-core:31537] + Fri Jul 30 08:33:20 2010 Nobuyoshi Nakada <nobu@ruby-lang.org> * file.c (file_expand_path): should check if could find user. @@ -2851,6 +2851,7 @@ file_expand_path(VALUE fname, VALUE dname, int abs_mode, VALUE result) tainted = OBJ_TAINTED(fname); if (s[0] == '~' && abs_mode == 0) { /* execute only if NOT absolute_path() */ + long userlen = 0; tainted = 1; if (isdirsep(s[1]) || s[1] == '\0') { buf = 0; @@ -2859,15 +2860,24 @@ file_expand_path(VALUE fname, VALUE dname, int abs_mode, VALUE result) } else { s = nextdirsep(b = s); - BUFCHECK(bdiff + (s-b) >= buflen); - memcpy(p, b, s-b); - rb_str_set_len(result, s-b); + userlen = s - b; + BUFCHECK(bdiff + userlen >= buflen); + memcpy(p, b, userlen); + rb_str_set_len(result, userlen); buf = p + 1; - p += s-b; + p += userlen; } if (NIL_P(rb_home_dir(buf, result))) { rb_raise(rb_eArgError, "can't find user %s", buf); } + if (!rb_is_absolute_path(RSTRING_PTR(result))) { + if (userlen) { + rb_raise(rb_eArgError, "non-absolute home of %.*s", (int)userlen, b); + } + else { + rb_raise(rb_eArgError, "non-absolute home"); + } + } BUFINIT(); p = pend; } diff --git a/test/ruby/test_file_exhaustive.rb b/test/ruby/test_file_exhaustive.rb index ee4df6b154..5344494679 100644 --- a/test/ruby/test_file_exhaustive.rb +++ b/test/ruby/test_file_exhaustive.rb @@ -397,6 +397,18 @@ class TestFileExhaustive < Test::Unit::TestCase assert_kind_of(String, File.expand_path("~")) assert_raise(ArgumentError) { File.expand_path("~foo_bar_baz_unknown_user_wahaha") } assert_raise(ArgumentError) { File.expand_path("~foo_bar_baz_unknown_user_wahaha", "/") } + begin + bug3630 = '[ruby-core:31537]' + home = ENV["HOME"] + ENV["HOME"] = nil + assert_raise(ArgumentError) { File.expand_path("~") } + ENV["HOME"] = "~" + assert_raise(ArgumentError, bug3630) { File.expand_path("~") } + ENV["HOME"] = "." + assert_raise(ArgumentError, bug3630) { File.expand_path("~") } + ensure + ENV["HOME"] = home + end assert_incompatible_encoding {|d| File.expand_path(d)} end |