* file.c (test_grpowned, rb_stat_grpowned): should honor

  supplementary group IDs.  [ruby-core:09546]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@11302 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 4 deletions

diff --git a/file.c b/file.c
index 6018862d11..b99de7465b 100644
--- a/file.c
+++ b/file.c
@@ -789,7 +789,7 @@ static int
 group_member(GETGROUPS_T gid)
 {
 #ifndef _WIN32
-    if (getgid() ==  gid)
+    if (getgid() == gid || getegid() == gid)
 	return Qtrue;
 
 # ifdef HAVE_GETGROUPS
@@ -849,7 +849,7 @@ eaccess(const char *path, int mode)
 
     if (st.st_uid == euid)        /* owner */
 	mode <<= 6;
-    else if (getegid() == st.st_gid || group_member(st.st_gid))
+    else if (group_member(st.st_gid))
 	mode <<= 3;
 
     if ((st.st_mode & mode) == mode) return 0;
@@ -1330,7 +1330,7 @@ test_grpowned(VALUE obj, VALUE fname)
     struct stat st;
 
     if (rb_stat(fname, &st) < 0) return Qfalse;
-    if (st.st_gid == getegid()) return Qtrue;
+    if (group_member(st.st_gid)) return Qtrue;
 #endif
     return Qfalse;
 }
@@ -3651,7 +3651,7 @@ static VALUE
 rb_stat_grpowned(VALUE obj)
 {
 #ifndef _WIN32
-    if (get_stat(obj)->st_gid == getegid()) return Qtrue;
+    if (group_member(get_stat(obj)->st_gid)) return Qtrue;
 #endif
     return Qfalse;
 }