From 85613ac74b6ec77727dcd43e01aa46774d91df93 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=A9my=20Lal?= <kapouer@melix.org>
Date: Sat, 19 Jul 2025 16:36:13 +0200
Subject: [PATCH] Export map for shared library symbols

---
 CMakeLists.txt | 3 +++
 Makefile       | 1 +
 libllhttp.map  | 6 ++++++
 3 files changed, 10 insertions(+)
 create mode 100644 libllhttp.map

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2ed65d0d..347b64f8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,6 +27,9 @@ endif()
 option(BUILD_SHARED_LIBS "Build shared libraries (.dll/.so)" ON)
 option(BUILD_STATIC_LIBS "Build static libraries (.lib/.a)" OFF)
 
+# Shared library versioning support
+set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/libllhttp.map")
+
 # Source code
 set(LLHTTP_SOURCES
   ${CMAKE_CURRENT_SOURCE_DIR}/src/llhttp.c
diff --git a/Makefile b/Makefile
index addb9161..a923f488 100644
--- a/Makefile
+++ b/Makefile
@@ -54,6 +54,7 @@ release: clean generate
 	cp -rf src/common.gypi release/
 	sed s/_RELEASE_/$(RELEASE)/ CMakeLists.txt > release/CMakeLists.txt
 	cp -rf libllhttp.pc.in release/
+	cp -rf libllhttp.map release/
 	cp -rf README.md release/
 	cp -rf LICENSE release/
 
diff --git a/libllhttp.map b/libllhttp.map
new file mode 100644
index 00000000..86894254
--- /dev/null
+++ b/libllhttp.map
@@ -0,0 +1,6 @@
+{
+	global:
+		*;
+	local:
+		llhttp__internal_*;
+};