From e6fb7d0f0b1380ae4bf94a41cc23cf66e0c1080b Mon Sep 17 00:00:00 2001

From: Ilya Kurdyukov <jpegqs@gmail.com>

Date: Fri, 13 Aug 2021 17:29:49 +0700

Subject: [PATCH] libpcl-1.12 e2k support

---

 include/pcl_config.h | 2 +-

 pcl/pcl.c            | 8 ++++++++

 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/include/pcl_config.h b/include/pcl_config.h

index be922c1..0b9f696 100644

--- a/include/pcl_config.h

+++ b/include/pcl_config.h

@@ -36,7 +36,7 @@

  */

 #define CO_MULTI_THREAD

-#elif defined(HAVE_GETCONTEXT) && defined(HAVE_MAKECONTEXT) && defined(HAVE_SWAPCONTEXT)

+#elif defined(HAVE_GETCONTEXT) && (defined(HAVE_MAKECONTEXT) || defined(__e2k__)) && defined(HAVE_SWAPCONTEXT)

 /*

  * Use this if the system has a working getcontext/makecontext/swapcontext

diff --git a/pcl/pcl.c b/pcl/pcl.c

index 58d8605..b07650f 100644

--- a/pcl/pcl.c

+++ b/pcl/pcl.c

@@ -77,7 +77,12 @@ static int co_set_context(co_ctx_t *ctx, void *func, char *stkbase, long stksiz)

 	ctx->cc.uc_stack.ss_size = stksiz - sizeof(long);

 	ctx->cc.uc_stack.ss_flags = 0;

+#ifdef __e2k__

+	if (makecontext_e2k(&ctx->cc, func, 1) < 0)

+		return -1;

+#else

 	makecontext(&ctx->cc, func, 1);

+#endif

 	return 0;

 }

@@ -416,6 +421,9 @@ void co_delete(coroutine_t coro)

 			tctx->co_curr);

 		exit(1);

 	}

+#if defined(CO_USE_UCONEXT) && defined(__e2k__)

+	freecontext_e2k(&co->ctx.cc);

+#endif

 	if (co->alloc)

 		free(co);

 }

-- 

2.17.1