From 3004842aa3281f26137c7332089068da7edb34af Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Wed, 27 Feb 2008 10:00:55 +0000
Subject: [PATCH] Add is_dir and get_home_dir functions

---
 source/utils.cpp | 20 ++++++++++++++++++++
 source/utils.h   |  6 ++++++
 2 files changed, 26 insertions(+)

diff --git a/source/utils.cpp b/source/utils.cpp
index 721fc69..18784b3 100644
--- a/source/utils.cpp
+++ b/source/utils.cpp
@@ -158,6 +158,14 @@ bool exists(const Path &path)
 	return access(path.str().c_str(), F_OK)==0;
 }
 
+bool is_dir(const Path &path)
+{
+	struct stat st;
+	if(stat(path, st)==0)
+		return S_ISDIR(st.st_mode);
+	return false;
+}
+
 Filename splitext(const string &fn)
 {
 	Filename result;
@@ -224,4 +232,16 @@ Path getcwd()
 	return ::getcwd(buf, sizeof(buf));
 }
 
+Path get_home_dir()
+{
+#ifndef WIN32
+	const char *home=getenv("HOME");
+	if(home)
+		return home;
+	return ".";
+#else
+	return ".";
+#endif
+}
+
 } // namespace Msp
diff --git a/source/utils.h b/source/utils.h
index 47efcac..db6a32c 100644
--- a/source/utils.h
+++ b/source/utils.h
@@ -53,6 +53,9 @@ std::string basename(const std::string &);
 /// Tests for existence of a file
 bool exists(const Path &path);
 
+/// Tests whether a path refers to an existing directory
+bool is_dir(const Path &paht);
+
 /**
 Gets information about a file.  Returns 0 on success or -1 on error.  This
 version can be used to check for file existence and get information in one
@@ -68,6 +71,9 @@ struct stat stat(const Path &fn);
 
 Path getcwd();
 
+/// Returns the user's home directory
+Path get_home_dir();
+
 inline bool is_windows_drive(const std::string &p)
 { return (p.size()==2 && ((p[0]>='A' && p[0]<='Z') || (p[0]>='a' && p[0]<='z')) && p[1]==':'); }
 
-- 
2.45.2