import literal
import typing
import auto_super_init
-import frontend
import platform
import c_tools
var opt_output: OptionString = new OptionString("Output file", "-o", "--output")
# --no-cc
var opt_no_cc: OptionBool = new OptionBool("Do not invoke C compiler", "--no-cc")
+ # --no-main
+ var opt_no_main: OptionBool = new OptionBool("Do not generate main entry point", "--no-main")
# --cc-paths
var opt_cc_path: OptionArray = new OptionArray("Set include path for C header files (may be used more than once)", "--cc-path")
# --make-flags
redef init
do
super
- self.option_context.add_option(self.opt_output, self.opt_no_cc, self.opt_make_flags, self.opt_compile_dir, self.opt_hardening, self.opt_no_shortcut_range)
+ self.option_context.add_option(self.opt_output, self.opt_no_cc, self.opt_no_main, self.opt_make_flags, self.opt_compile_dir, self.opt_hardening, self.opt_no_shortcut_range)
self.option_context.add_option(self.opt_no_check_covariance, self.opt_no_check_attr_isset, self.opt_no_check_assert, self.opt_no_check_autocast, self.opt_no_check_other)
self.option_context.add_option(self.opt_typing_test_metrics, self.opt_invocation_metrics, self.opt_isset_checks_metrics)
self.option_context.add_option(self.opt_stacktrace)
var v = self.new_visitor
v.add_decl("#include <signal.h>")
var ost = modelbuilder.toolcontext.opt_stacktrace.value
+ var platform = mainmodule.target_platform
if ost == null then
- ost = "nitstack"
+ if platform != null and not platform.supports_libunwind then
+ ost = "none"
+ else
+ ost = "nitstack"
+ end
modelbuilder.toolcontext.opt_stacktrace.value = ost
end
+ if platform != null and platform.no_main then modelbuilder.toolcontext.opt_no_main.value = true
+
if ost == "nitstack" or ost == "libunwind" then
v.add_decl("#define UNW_LOCAL_ONLY")
v.add_decl("#include <libunwind.h>")
v.add_decl("exit(signo);")
v.add_decl("\}")
- v.add_decl("int main(int argc, char** argv) \{")
+ if modelbuilder.toolcontext.opt_no_main.value then
+ v.add_decl("int nit_main(int argc, char** argv) \{")
+ else
+ v.add_decl("int main(int argc, char** argv) \{")
+ end
v.add("signal(SIGABRT, sig_handler);")
v.add("signal(SIGFPE, sig_handler);")
# Note: can return null instead of an empty set
fun collect_linker_libs: nullable Set[String] do return null
end
+
+# Create a tool context to handle options and paths
+var toolcontext = new ToolContext
+
+var opt_mixins = new OptionArray("Additionals module to min-in", "-m")
+toolcontext.option_context.add_option(opt_mixins)
+
+toolcontext.tooldescription = "Usage: nitg [OPTION]... file.nit\nCompiles Nit programs."
+
+# We do not add other options, so process them now!
+toolcontext.process_options(args)
+
+# We need a model to collect stufs
+var model = new Model
+# An a model builder to parse files
+var modelbuilder = new ModelBuilder(model, toolcontext)
+
+var arguments = toolcontext.option_context.rest
+if arguments.length > 1 then
+ print "Too much arguments: {arguments.join(" ")}"
+ print toolcontext.tooldescription
+ exit 1
+end
+var progname = arguments.first
+
+# Here we load an process all modules passed on the command line
+var mmodules = modelbuilder.parse([progname])
+mmodules.add_all modelbuilder.parse(opt_mixins.value)
+
+if mmodules.is_empty then return
+modelbuilder.run_phases
+
+var mainmodule
+if mmodules.length == 1 then
+ mainmodule = mmodules.first
+else
+ mainmodule = new MModule(model, null, mmodules.first.name, mmodules.first.location)
+ mainmodule.set_imported_mmodules(mmodules)
+end
+
+toolcontext.run_global_phases(mmodules)