From 5e02698d061d467abbf21ff857e9862e37060f89 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Nov 04 2022 23:33:29 +0000
Subject: driver: added -weak support, currently a no-op.


---

diff --git a/src/driver/slbt_driver_ctx.c b/src/driver/slbt_driver_ctx.c
index 4a9e757..4a5bf62 100644
--- a/src/driver/slbt_driver_ctx.c
+++ b/src/driver/slbt_driver_ctx.c
@@ -615,6 +615,10 @@ static int slbt_split_argv(
 			*targv++ = argv[i++];
 			*targv++ = argv[i];
 
+		} else if (!(strcmp("weak",&argv[i][1]))) {
+			*targv++ = argv[i++];
+			*targv++ = argv[i];
+
 		} else if (!(strcmp("static-libtool-libs",&argv[i][1]))) {
 			*targv++ = argv[i];
 
@@ -1684,6 +1688,9 @@ int slbt_get_driver_ctx(
 				case TAG_STATIC:
 					cmdstatic = entry;
 					break;
+
+				case TAG_WEAK:
+					break;
 			}
 		}
 	}
diff --git a/src/internal/slibtool_driver_impl.h b/src/internal/slibtool_driver_impl.h
index 4e5dfdf..0971fd9 100644
--- a/src/internal/slibtool_driver_impl.h
+++ b/src/internal/slibtool_driver_impl.h
@@ -15,7 +15,7 @@
 #include "slibtool_dprintf_impl.h"
 #include "argv/argv.h"
 
-#define SLBT_OPTV_ELEMENTS 64
+#define SLBT_OPTV_ELEMENTS 128
 
 extern const struct argv_option slbt_default_options[];
 
@@ -78,6 +78,7 @@ enum app_tags {
 	TAG_COMPILER_FLAG,
 	TAG_VERBATIM_FLAG,
 	TAG_THREAD_SAFE,
+	TAG_WEAK,
 };
 
 struct slbt_split_vector {
diff --git a/src/skin/slbt_skin_default.c b/src/skin/slbt_skin_default.c
index a41b6d0..3be3b74 100644
--- a/src/skin/slbt_skin_default.c
+++ b/src/skin/slbt_skin_default.c
@@ -300,6 +300,11 @@ const struct argv_option slbt_default_options[] = {
 				0,"<flag>",
 				"pass a raw flag to the compiler linker-driver"},
 
+	{"weak",		0,TAG_WEAK,ARGV_OPTARG_REQUIRED,
+				ARGV_OPTION_HYBRID_ONLY|ARGV_OPTION_HYBRID_SPACE,
+				0,"<LIBNAME>",
+				"hint only, currently a no-op"},
+
 	{"no-undefined",	0,TAG_NO_UNDEFINED,ARGV_OPTARG_NONE,
 				ARGV_OPTION_HYBRID_ONLY,0,0,
 				"disallow unresolved references"},