Adds an IPython kernel running in NaCl, and a wrapper as a Chrome extension.

ports/ipython-ppapi/Makefile

Index: ports/ipython-ppapi/Makefile
diff --git a/ports/python-ppapi/Makefile b/ports/ipython-ppapi/Makefile
similarity index 65%
copy from ports/python-ppapi/Makefile
copy to ports/ipython-ppapi/Makefile
index 4eeec15070052e7d54a3cf945f8aa9f42b6cac61..efb8ac8cb0e6015e9ae9bd71925701883053af30 100644
--- a/ports/python-ppapi/Makefile
+++ b/ports/ipython-ppapi/Makefile
@@ -6,8 +6,8 @@ VALID_TOOLCHAINS := glibc newlib pnacl
 NACL_SDK_ROOT ?= $(abspath $(CURDIR)/../..)
 include $(NACL_SDK_ROOT)/tools/common.mk
 
-TARGET = python
-LIBS = python2.7 readline ncurses ppapi_simple tar nacl_io ppapi_cpp ppapi
+TARGET = kernel
+LIBS = python2.7 freetype bz2 ssl crypto z png readline ncurses ppapi_simple tar nacl_io ppapi_cpp ppapi
 NACL_LDFLAGS += $(NACL_CLI_MAIN_LIB)
 PNACL_LDFLAGS += $(NACL_CLI_MAIN_LIB)
 ifeq ($(TOOLCHAIN),glibc)
@@ -16,9 +16,9 @@ NACL_LDFLAGS += -Wl,-export-dynamic
 else
 LIBS += glibc-compat
 endif
-SOURCES = python.c
+SOURCES = kernel.cc
 INC_PATHS = $(NACLPORTS_INCLUDE)/python2.7
-INSTALL_DIR = $(NACL_PACKAGES_PUBLISH)/python/$(TOOLCHAIN)
+INSTALL_DIR = $(NACL_PACKAGES_PUBLISH)/ipython/$(TOOLCHAIN)
 
 ifeq ($(TOOLCHAIN),pnacl)
 EXEEXT=.pexe
@@ -52,29 +52,13 @@ ifeq ($(TOOLCHAIN),glibc)
 EXTRA_ASSETS = lib/libz.so.1 lib/libreadline.so lib/libncurses.so.5
 endif
 
-CHROMEAPPS = $(NACL_SRC)/third_party/libapps/
-LIB_DOT = $(CHROMEAPPS)/libdot
-NASSH = $(CHROMEAPPS)/nassh
-
 install:
 	mkdir -p $(INSTALL_DIR)
 	tar -h -c -C ${NACLPORTS_PREFIX} -f $(INSTALL_DIR)/pydata_$(NACL_ARCH).tar lib/python2.7 ${EXTRA_ASSETS}
-	LIBDOT_SEARCH_PATH=$(CHROMEAPPS) $(LIB_DOT)/bin/concat.sh -i $(NASSH)/concat/nassh_deps.concat -o $(INSTALL_DIR)/hterm.concat.js
-	cp $(OUTDIR)/python*$(EXEEXT) $(INSTALL_DIR)
+	cp $(OUTDIR)/$(TARGET)*$(EXEEXT) $(INSTALL_DIR)
 	rm -f $(INSTALL_DIR)/*_unstripped_*$(EXEEXT)
-	cp $(OUTDIR)/python.nmf $(INSTALL_DIR)
-	cp index.html $(INSTALL_DIR)
-	cp python.js $(INSTALL_DIR)
-	cp ../../build_tools/naclterm.js $(INSTALL_DIR)
-	cp manifest.json ${INSTALL_DIR}
-	cp background.js ${INSTALL_DIR}
-	cp icon_16.png ${INSTALL_DIR}
-	cp icon_48.png ${INSTALL_DIR}
-	cp icon_128.png ${INSTALL_DIR}
-ifeq ($(TOOLCHAIN),pnacl)
-	sed -i.bak 's/x-nacl/x-pnacl/g' $(INSTALL_DIR)/naclterm.js
-endif
+	cp $(OUTDIR)/$(TARGET).nmf $(INSTALL_DIR)
+	cp kernel.py $(INSTALL_DIR)
 ifeq ($(TOOLCHAIN),glibc)
 	cp -r $(OUTDIR)/lib* $(INSTALL_DIR)
 endif
-	cd $(INSTALL_DIR) && rm -f python.zip && zip -r python.zip .