From b756e459180b888d5386bc5d646bc5ca6df65eb9 Mon Sep 17 00:00:00 2001
From: Tristan Gingold <tgingold@free.fr>
Date: Sun, 17 Jul 2016 17:24:10 +0200
Subject: Makefile: add comments.

---
 Makefile.in | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'Makefile.in')

diff --git a/Makefile.in b/Makefile.in
index 66238f009..0aff825a1 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -313,11 +313,16 @@ ANALYZE_OPTS:=
 ANALYZE:=$(GHDL) -a $(ANALYZE_OPTS) $(LIB_CFLAGS)
 ANALYZE_DEP:=$(GHDL)
 
+# TODO?: don't include, make it separate
 include $(srcdir)/libraries/Makefile.inc
 
+# TODO?: move std_standard in libraries/Makefile
 ifeq "$(backend)" "gcc"
+  # ghdl with gcc backend is already installed, no need to specify ghdl1
+  # (and we don't know where it is).
   STD_GHDL_FLAGS=
 else
+  # Specify ghdl1 path, as it is spawned by ghdl.
   STD_GHDL_FLAGS=--GHDL1=$(PWD)/ghdl1-$(backend)
 endif
 
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