X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Ffs%2Futils.cpp;h=1da18591b1c87119c2fccd0012898af78c5e3412;hp=d34a750903a45dd64864e11f56cd48947a097fb9;hb=e4584bf621f6ef457a944c7604888b4132ad1706;hpb=19edaf3b45bc4c23459fc8ddd552dcfa33eecc71

diff --git a/source/fs/utils.cpp b/source/fs/utils.cpp
index d34a750..1da1859 100644
--- a/source/fs/utils.cpp
+++ b/source/fs/utils.cpp
@@ -1,10 +1,8 @@
 #include <cstdio>
-#include <msp/core/systemerror.h>
 #ifndef WIN32
-#include <fnmatch.h>
-#else
-#include <msp/strings/glob.h>
+#include <unistd.h>
 #endif
+#include <msp/core/systemerror.h>
 #include <msp/strings/utils.h>
 #include "dir.h"
 #include "path.h"
@@ -114,8 +112,7 @@ Path realpath(const Path &path)
 		Path next = real/queue.front();
 		queue.pop_front();
 
-		struct stat st = lstat(next);
-		if(S_ISLNK(st.st_mode))
+		if(is_link(next))
 		{
 			if(++n_links>64)
 				throw runtime_error("too many symbolic links");
@@ -157,6 +154,16 @@ Path relative(const Path &path, const Path &base)
 	return result;
 }
 
+Path common_ancestor(const Path &path1, const Path &path2)
+{
+	Path::Iterator i = path1.begin();
+	Path::Iterator j = path2.begin();
+	Path result;
+	for(; (i!=path1.end() && j!=path2.end() && *i==*j); ++i, ++j)
+		result /= *i;
+	return result;
+}
+
 int descendant_depth(const Path &path, const Path &parent)
 {
 	Path::Iterator i = path.begin();