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-rw-r--r--Makefile10
1 files changed, 10 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index cc42f82d6..b664cafc4 100644
--- a/Makefile
+++ b/Makefile
@@ -23,6 +23,8 @@ ENABLE_NDEBUG := 0
LINK_CURSES := 0
LINK_TERMCAP := 0
LINK_ABC := 0
+# Needed for environments that don't have proper thread support (i.e. emscripten)
+DISABLE_ABC_THREADS := 0
# clang sanitizers
SANITIZER =
@@ -241,7 +243,13 @@ else
ifeq ($(ENABLE_EDITLINE),1)
CXXFLAGS += -DYOSYS_ENABLE_EDITLINE
LDLIBS += -ledit -ltinfo -lbsd
+else
+ABCMKARGS += "ABC_USE_NO_READLINE=1"
+endif
endif
+
+ifeq ($(DISABLE_ABC_THREADS),1)
+ABCMKARGS += "ABC_USE_NO_PTHREADS=1"
endif
ifeq ($(ENABLE_PLUGINS),1)
@@ -295,7 +303,9 @@ ifeq ($(ENABLE_ABC),1)
CXXFLAGS += -DYOSYS_ENABLE_ABC
ifeq ($(LINK_ABC),1)
CXXFLAGS += -DYOSYS_LINK_ABC
+ifeq ($(DISABLE_ABC_THREADS),0)
LDLIBS += -lpthread
+endif
else
ifeq ($(ABCEXTERNAL),)
TARGETS += yosys-abc$(EXE)