Allow compilation of linux cli without glib since it does not need it. Probably there is a cleaner

way but since desmume still compiles fine with glib it is not regressing. Guillame take a look at
this and remember we should take a serious look at configure.ac ;).

desmume/configure.ac

@@ -88,6 +88,7 @@ if test "x$osmesa" = "xyes" ; then
 fi
 
 dnl - Check for GTK and/or libglade
+FOUND_GLIB=no
 GLIB_VER=2.8
 GTK_VER=2.6
 AC_CHECK_TOOL(HAVE_PKG, pkg-config)
@@ -95,8 +96,8 @@ AC_PROVIDE_IFELSE([PKG_PROG_PKG_CONFIG], [
   if test ! "x$HAVE_PKG" = "x" ; then
     PKG_CHECK_MODULES(GLIB,
                       glib-2.0 >= $GLIB_VER,
-                      HAVE_GLIB=yes,
-                      HAVE_GLIB=no)
+                      FOUND_GLIB=yes,
+                      FOUND_GLIB=no)
 
     PKG_CHECK_MODULES(GTK,
                       gtk+-2.0 >= $GTK_VER,
@@ -134,6 +135,9 @@ AC_PROVIDE_IFELSE([PKG_PROG_PKG_CONFIG], [
     echo "WARNING: pkg-config is not available therefore gtk and gtk-glade UIs are not available either."
 ])
 
+dnl - set conditional for glib, needed to avoid commandline.cpp compilation for cli frontend since it depends on glib
+AM_CONDITIONAL([HAVE_GLIB], [test "${FOUND_GLIB}" = "yes"])
+
 dnl - If the gtkGLext package is available define the corresponding C macro
 if test "x$HAVE_GTKGLEXT" = "xyes"; then
    AC_DEFINE([GTKGLEXT_AVAILABLE], [1])

desmume/src/Makefile.am

@@ -16,7 +16,7 @@ libdesmume_a_SOURCES = \
         arm_instructions.cpp arm_instructions.h \
         bios.cpp bios.h bits.h cp15.cpp cp15.h \
         cflash.cpp cflash.h fs.h \
-	common.cpp common.h commandline.h commandline.cpp \
+	common.cpp common.h \
 	debug.cpp debug.h driver.h \
 	Disassembler.cpp Disassembler.h \
 	dscard.h fat.h FIFO.cpp FIFO.h \
@@ -53,6 +53,9 @@ libdesmume_a_SOURCES = \
 	cheatSystem.cpp cheatSystem.h \
 	texcache.cpp texcache.h rasterize.cpp rasterize.h \
 	version.h
+if HAVE_GLIB
+libdesmume_a_SOURCES += commandline.h commandline.cpp
+endif
 if HAVE_GDB_STUB
 libdesmume_a_SOURCES += gdbstub.h
 endif