driver: execution context: added slbt_reset_argvector().

2 files changed, 40 insertions, 0 deletions

diff --git a/src/internal/slibtool_driver_impl.h b/src/internal/slibtool_driver_impl.h
index 415e99a..69b3675 100644
--- a/src/internal/slibtool_driver_impl.h
+++ b/src/internal/slibtool_driver_impl.h
@@ -119,6 +119,8 @@ struct slbt_exec_ctx_impl {
 	size_t			size;
 	struct slbt_exec_ctx	ctx;
 	int			fdwrapper;
+	char **			lout[2];
+	char **			mout[2];
 	char *			vbuffer[];
 };
 
diff --git a/src/logic/slbt_exec_ctx.c b/src/logic/slbt_exec_ctx.c
index baddab7..256e941 100644
--- a/src/logic/slbt_exec_ctx.c
+++ b/src/logic/slbt_exec_ctx.c
@@ -143,6 +143,8 @@ int  slbt_get_exec_ctx(
 {
 	struct slbt_exec_ctx_impl *	ictx;
 	char **				parg;
+	char **				src;
+	char **				dst;
 	char *				ch;
 	char *				mark;
 	const char *			dmark;
@@ -458,6 +460,19 @@ int  slbt_get_exec_ctx(
 	/* argument strings shadow copy */
 	memcpy(ictx->shadow,ictx->args,ictx->size);
 
+	/* compile mode: argument vector shadow copy */
+	if (dctx->cctx->mode == SLBT_MODE_COMPILE)
+		for (src=ictx->ctx.argv, dst=ictx->ctx.xargv; *src; src++, dst++)
+			*dst = *src;
+
+	/* save the full vector's lout, mout */
+	ictx->lout[0] = ictx->ctx.lout[0];
+	ictx->lout[1] = ictx->ctx.lout[1];
+
+	ictx->mout[0] = ictx->ctx.mout[0];
+	ictx->mout[1] = ictx->ctx.mout[1];
+
+	/* all done */
 	*ectx = &ictx->ctx;
 	return 0;
 }
@@ -502,6 +517,29 @@ void slbt_reset_arguments(struct slbt_exec_ctx * ectx)
 }
 
 
+void slbt_reset_argvector(struct slbt_exec_ctx * ectx)
+{
+	struct slbt_exec_ctx_impl *	ictx;
+	uintptr_t			addr;
+	char ** 			src;
+	char ** 			dst;
+
+	addr = (uintptr_t)ectx - offsetof(struct slbt_exec_ctx_impl,ctx);
+	ictx = (struct slbt_exec_ctx_impl *)addr;
+
+	for (src=ectx->xargv, dst=ectx->argv; *src; src++, dst++)
+		*dst = *src;
+
+	*dst = 0;
+
+	ectx->lout[0] = ictx->lout[0];
+	ectx->lout[1] = ictx->lout[1];
+
+	ectx->mout[0] = ictx->mout[0];
+	ectx->mout[1] = ictx->mout[1];
+}
+
+
 void slbt_reset_placeholders(struct slbt_exec_ctx * ectx)
 {
 	*ectx->dpic = "-USLIBTOOL_PLACEHOLDER_DPIC";