prepare for embedded plugins builder

core/plugins_builder.c

@@ -0,0 +1,16 @@
+#include <uwsgi.h>
+
+/*
+
+	steps:
+
+		mkdir(.uwsgi_plugin_builder)
+		generate .uwsgi_plugin_builder/uwsgi.h
+		setenv(CFLAGS=uwsgi_cflags)
+		pipe uwsgiconfig.py to python passing args
+
+*/
+
+int uwsgi_build_plugin(char *directory) {
+	return 0;
+}

core/uwsgi.c

@@ -907,6 +907,7 @@ static struct uwsgi_option uwsgi_base_options[] = {
 	{"exit", optional_argument, 0, "force exit() of the instance", uwsgi_opt_exit, NULL, UWSGI_OPT_IMMEDIATE},
 	{"cflags", no_argument, 0, "report uWSGI CFLAGS (useful for building external plugins)", uwsgi_opt_cflags, NULL, UWSGI_OPT_IMMEDIATE},
 	{"dot-h", no_argument, 0, "dump the uwsgi.h used for building the core  (useful for building external plugins)", uwsgi_opt_dot_h, NULL, UWSGI_OPT_IMMEDIATE},
+	{"build-plugin", no_argument, 0, "build a uWSGI plugin for the current binary", uwsgi_opt_build_plugin, NULL, UWSGI_OPT_IMMEDIATE},
 	{"version", no_argument, 0, "print uWSGI version", uwsgi_opt_print, UWSGI_VERSION, 0},
 	{0, 0, 0, 0, 0, 0, 0}
 };
@@ -4506,6 +4507,9 @@ void uwsgi_opt_dot_h(char *opt, char *filename, void *foobar) {
         exit(0);
 }
 
+void uwsgi_opt_build_plugin(char *opt, char *directory, void *foobar) {
+	_exit(uwsgi_build_plugin(directory));
+}
 
 void uwsgi_opt_connect_and_read(char *opt, char *address, void *foobar) {
 

uwsgi.h

@@ -3761,6 +3761,7 @@ char *uwsgi_substitute(char *, char *, char *);
 
 void uwsgi_opt_add_custom_option(char *, char *, void *);
 void uwsgi_opt_cflags(char *, char *, void *);
+void uwsgi_opt_build_plugin(char *, char *, void *);
 void uwsgi_opt_dot_h(char *, char *, void *);
 void uwsgi_opt_connect_and_read(char *, char *, void *);
 void uwsgi_opt_extract(char *, char *, void *);
@@ -4528,6 +4529,8 @@ struct uwsgi_protocol *uwsgi_register_protocol(char *, void (*)(struct uwsgi_soc
 
 void uwsgi_protocols_register(void);
 
+int uwsgi_build_plugin(char *dir);
+
 #ifdef __cplusplus
 }
 #endif

uwsgiconfig.py

@@ -546,7 +546,7 @@ class uConf(object):
             'core/setup_utils', 'core/clock', 'core/init', 'core/buffer', 'core/reader', 'core/writer', 'core/alarm', 'core/cron', 'core/hooks',
             'core/plugins', 'core/lock', 'core/cache', 'core/daemons', 'core/errors', 'core/hash', 'core/master_events', 'core/chunked',
             'core/queue', 'core/event', 'core/signal', 'core/strings', 'core/progress', 'core/timebomb', 'core/ini', 'core/fsmon', 'core/mount',
-            'core/metrics',
+            'core/metrics', 'core/plugins_builder',
             'core/rpc', 'core/gateway', 'core/loop', 'core/cookie', 'core/querystring', 'core/rb_timers', 'core/transformations', 'core/uwsgi']
         # add protocols
         self.gcc_list.append('proto/base')