From f2e43d1d66a6455febcf06fd740d2369f296954c Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Jan 09 2016 10:32:50 +0000
Subject: driver: --print-typedefs: initial implementation.


---

diff --git a/src/driver/amgc_driver_ctx.c b/src/driver/amgc_driver_ctx.c
index 2b33de4..1e92e74 100644
--- a/src/driver/amgc_driver_ctx.c
+++ b/src/driver/amgc_driver_ctx.c
@@ -8,6 +8,7 @@
 #include <unistd.h>
 #include <fcntl.h>
 
+#include <cparser/ast/type_t.h>
 #include <cparser/driver/c_driver.h>
 #include <cparser/driver/driver.h>
 #include <cparser/driver/driver_t.h>
@@ -202,6 +203,14 @@ int amgc_get_driver_ctx(
 					ctx->actions[nactions].type = AMGC_ACTION_OUTPUT;
 					ctx->actions[nactions++].action = AMGC_LIST_ENUM;
 					break;
+
+				case TAG_PRINT_TYPEDEFS:
+					ctx->actions[nactions].type = AMGC_ACTION_OUTPUT;
+					ctx->actions[nactions].action = AMGC_OUTPUT_TYPEDEF;
+
+					if (!strcmp("primary",entry->arg))
+						ctx->actions[nactions++].subset = TYPE_ATOMIC;
+					break;
 			}
 
 	ctx->ctx.program	= program;
diff --git a/src/driver/amgc_unit_action.c b/src/driver/amgc_unit_action.c
index 04cfb8f..0a07cb9 100644
--- a/src/driver/amgc_unit_action.c
+++ b/src/driver/amgc_unit_action.c
@@ -4,6 +4,8 @@
 /*  Released under GPLv2 and GPLv3; see COPYING.APIMAGIC. */
 /**********************************************************/
 
+#include <cparser/ast/entity_t.h>
+
 #include <apimagic/apimagic.h>
 #include "apimagic_driver_impl.h"
 
@@ -25,6 +27,11 @@ int amgc_perform_unit_action(
 				return -1;
 			else
 				return amgc_list_unit_enums(uctx,0,stdout);
+
+		case AMGC_OUTPUT_TYPEDEF:
+			return amgc_output_unit_entities(
+				uctx,ENTITY_TYPEDEF,action->subset,
+				layout,fout);
 	}
 
 	return -1;
diff --git a/src/internal/apimagic_driver_impl.h b/src/internal/apimagic_driver_impl.h
index 5b599a9..b5d4ae4 100644
--- a/src/internal/apimagic_driver_impl.h
+++ b/src/internal/apimagic_driver_impl.h
@@ -16,6 +16,7 @@ enum app_tags {
 	TAG_VERSION,
 	TAG_PRINT_ENUMS,
 	TAG_LIST_ENUMS,
+	TAG_PRINT_TYPEDEFS,
 	TAG_LANG_STD,
 };
 
diff --git a/src/skin/amgc_skin_default.c b/src/skin/amgc_skin_default.c
index 8444f66..80a003f 100644
--- a/src/skin/amgc_skin_default.c
+++ b/src/skin/amgc_skin_default.c
@@ -24,6 +24,11 @@ const struct argv_option amgc_default_options[] = {
 			"output forward declarations for "
 			"the translation unit's enums."},
 
+	{"print-typedefs",0,TAG_PRINT_TYPEDEFS,ARGV_OPTARG_REQUIRED,0,
+			"primary",0,
+			"output (a subset of) the translation unit's "
+			"type definitions"},
+
 	{"std",		'\0',TAG_LANG_STD,ARGV_OPTARG_REQUIRED,
 			ARGV_OPTION_HYBRID_EQUAL,AMGC_LANG_STD_PARADIGM,0,
 			"set language standard"},