From 9160500b62fca721ace9df94d440d9e71d587a35 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Mon, 5 Mar 2018 17:33:21 -0500
Subject: driver: support -export-dynamic (currently as a no-op).

---
 include/slibtool/slibtool.h         | 1 +
 src/driver/slbt_driver_ctx.c        | 7 +++++++
 src/internal/slibtool_driver_impl.h | 1 +
 src/skin/slbt_skin_default.c        | 5 +++++
 4 files changed, 14 insertions(+)

diff --git a/include/slibtool/slibtool.h b/include/slibtool/slibtool.h
index c320ee9..a29d1c9 100644
--- a/include/slibtool/slibtool.h
+++ b/include/slibtool/slibtool.h
@@ -67,6 +67,7 @@ extern "C" {
 
 #define SLBT_DRIVER_IMPLIB_IDATA	SLBT_DRIVER_XFLAG(0x0001)
 #define SLBT_DRIVER_IMPLIB_DSOMETA	SLBT_DRIVER_XFLAG(0x0002)
+#define SLBT_DRIVER_EXPORT_DYNAMIC	SLBT_DRIVER_XFLAG(0x0010)
 
 /* error flags */
 #define SLBT_ERROR_TOP_LEVEL		0x0001
diff --git a/src/driver/slbt_driver_ctx.c b/src/driver/slbt_driver_ctx.c
index 1993414..94e7e9c 100644
--- a/src/driver/slbt_driver_ctx.c
+++ b/src/driver/slbt_driver_ctx.c
@@ -323,6 +323,9 @@ static int slbt_split_argv(
 			*targv++ = argv[i++];
 			*targv++ = argv[i];
 
+		} else if (!(strcmp("export-dynamic",&argv[i][1]))) {
+			*targv++ = argv[i];
+
 		} else if (!(strcmp("export-symbols",&argv[i][1]))) {
 			*targv++ = argv[i++];
 			*targv++ = argv[i];
@@ -1075,6 +1078,10 @@ int slbt_get_driver_ctx(
 				case TAG_DLOPEN:
 					break;
 
+				case TAG_EXPORT_DYNAMIC:
+					cctx.drvflags |= SLBT_DRIVER_EXPORT_DYNAMIC;
+					break;
+
 				case TAG_EXPSYM_FILE:
 					cctx.symfile = entry->arg;
 					break;
diff --git a/src/internal/slibtool_driver_impl.h b/src/internal/slibtool_driver_impl.h
index b255042..fbeafbc 100644
--- a/src/internal/slibtool_driver_impl.h
+++ b/src/internal/slibtool_driver_impl.h
@@ -45,6 +45,7 @@ enum app_tags {
 	TAG_RELEASE,
 	TAG_DLOPEN,
 	TAG_DLPREOPEN,
+	TAG_EXPORT_DYNAMIC,
 	TAG_EXPSYM_FILE,
 	TAG_EXPSYM_REGEX,
 	TAG_VERSION_INFO,
diff --git a/src/skin/slbt_skin_default.c b/src/skin/slbt_skin_default.c
index ceb4d30..f691731 100644
--- a/src/skin/slbt_skin_default.c
+++ b/src/skin/slbt_skin_default.c
@@ -161,6 +161,11 @@ const struct argv_option slbt_default_options[] = {
 				"Link the specified %s into the generated library "
 				"or executable"},
 
+	{"export-dynamic",	0,TAG_EXPORT_DYNAMIC,ARGV_OPTARG_NONE,
+				ARGV_OPTION_HYBRID_ONLY,0,0,
+				"allow symbols in the output file to be resolved via dlsym() "
+				"[currently a no-op]"},
+
 	{"export-symbols",	0,TAG_EXPSYM_FILE,ARGV_OPTARG_REQUIRED,
 				ARGV_OPTION_HYBRID_ONLY|ARGV_OPTION_HYBRID_SPACE,
 				0,"<symfile>",
-- 
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