Merge pull request #36 from jserv/build-version-script

Hide non-public symbols with LD version script
DLTcollab · Mar 25, 2018 · 41eb093 · 41eb093
2 parents d559a7d + 3ea1ab0
commit 41eb093
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Showing 2 changed files with 25 additions and 1 deletion.
diff --git a/Makefile b/Makefile
@@ -2,7 +2,17 @@ OUT ?= ./build
 SRC := src
 
 CFLAGS = -Wall -fPIC
-LDFLAGS = -lpthread
+LDFLAGS = \
+	-lpthread
+
+UNAME_S := $(shell uname -s)
+ifneq ($(UNAME_S),Darwin)
+# GNU ld specific options
+LDFLAGS += \
+	-Wl,--gc-sections \
+	-Wl,--as-needed \
+	-Wl,--version-script=./mk/libdcurl.version
+endif
 
 -include $(OUT)/local.mk
 

diff --git a/mk/libdcurl.version b/mk/libdcurl.version
@@ -0,0 +1,14 @@
+CODEABI_1.0 {
+    global:
+        /* core */
+        dcurl_*;
+
+        /* compat */
+        ccurl_*;
+
+        /* JNI */
+        Java_com_iota_iri_hash_PearlDiver*;
+
+    local: *;
+};
+