Implemented numeber of multisession options, reading, modifying tree, and a number of improvements

Makefile.am

@@ -33,7 +33,12 @@ libisofs_libisofs_la_SOURCES = \
 	libisofs/file.h \
 	libisofs/file.c  \
 	libisofs/eltorito.h \
-	libisofs/eltorito.c 
+	libisofs/eltorito.c \
+	libisofs/data_source.c \
+	libisofs/ecma119_read.h \
+	libisofs/ecma119_read.c \
+	libisofs/ecma119_read_rr.h \
+	libisofs/ecma119_read_rr.c
 
 libinclude_HEADERS = \
 	libisofs/libisofs.h
@@ -42,12 +47,27 @@ libinclude_HEADERS = \
 
 ## Build test applications
 noinst_PROGRAMS = \
-	test/iso
+	test/iso \
+	test/isoread \
+	test/isoms \
+	test/isoadd
 
 test_iso_CPPFLAGS = -Ilibisofs
 test_iso_LDADD = $(libisofs_libisofs_la_OBJECTS) $(THREAD_LIBS)
 test_iso_SOURCES = test/iso.c
 
+test_isoread_CPPFLAGS = -Ilibisofs
+test_isoread_LDADD = $(libisofs_libisofs_la_OBJECTS) $(THREAD_LIBS)
+test_isoread_SOURCES = test/iso_read.c
+
+test_isoms_CPPFLAGS = -Ilibisofs
+test_isoms_LDADD = $(libisofs_libisofs_la_OBJECTS) $(THREAD_LIBS)
+test_isoms_SOURCES = test/iso_ms.c
+
+test_isoadd_CPPFLAGS = -Ilibisofs
+test_isoadd_LDADD = $(libisofs_libisofs_la_OBJECTS) $(THREAD_LIBS)
+test_isoadd_SOURCES = test/iso_add.c
+
 ## Build unit test
  
 check_PROGRAMS = \
@@ -64,6 +84,8 @@ test_test_SOURCES = \
 	test/test_file_hashtable.c \
 	test/test_util.c \
 	test/test_volume.c \
+	test/test_data_source.c \
+	test/test_read.c \
 	test/test.c
 
 ## ========================================================================= ##