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From c57e930e9573ce29d816899bb3e7303d8ae2d69b Mon Sep 17 00:00:00 2001
From: "Haelwenn (lanodan) Monnier" <contact@hacktivis.me>
Date: Mon, 1 Apr 2024 22:33:10 +0200
Subject: [PATCH] Makefile: Allow building libquickjs as a shared library
Adapted from https://git.alpinelinux.org/aports/tree/community/quickjs/01-sharedlib.patch?id=27a8f649949c36bfc3e45854e08c48a8eb06e07c
Co-authored-by: Celeste <20312-Celeste@users.gitlab.alpinelinux.org>
---
Makefile | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/Makefile b/Makefile
index 0270a6ad8..76c2a4b11 100644
--- a/Makefile
+++ b/Makefile
@@ -32,6 +32,8 @@ endif
#CONFIG_WIN32=y
# use link time optimization (smaller and faster executables but slower build)
#CONFIG_LTO=y
+# also build libquickjs as a shared library
+#CONFIG_SHARED=y
# consider warnings as errors (for development)
#CONFIG_WERROR=y
# force 32 bit build for some utilities
@@ -205,6 +207,10 @@ PROGS+=libquickjs.a
ifdef CONFIG_LTO
PROGS+=libquickjs.lto.a
endif
+ifdef CONFIG_SHARED
+SO_VERSION=$(shell sed 's/-/./g' VERSION)
+PROGS+=libquickjs.so.$(SO_VERSION)
+endif
# examples
ifeq ($(CROSS_PREFIX),)
@@ -289,6 +295,11 @@ libquickjs.a: $(patsubst %.o, %.nolto.o, $(QJS_LIB_OBJS))
$(AR) rcs $@ $^
endif # CONFIG_LTO
+ifdef CONFIG_SHARED
+libquickjs.so.$(SO_VERSION): $(patsubst %.o, %.pic.o, $(QJS_LIB_OBJS))
+ $(CC) -shared -Wl,-soname,$@ $(LDFLAGS) -o $@ $^
+endif # CONFIG_SHARED
+
repl.c: $(QJSC) repl.js
$(QJSC) -c -o $@ -m repl.js
@@ -362,6 +373,10 @@ install: all
install -m644 libquickjs.a "$(DESTDIR)$(PREFIX)/lib/quickjs"
ifdef CONFIG_LTO
install -m644 libquickjs.lto.a "$(DESTDIR)$(PREFIX)/lib/quickjs"
+endif
+ifdef CONFIG_SHARED
+ install -Dm755 libquickjs.so.$(SO_VERSION) "$(DESTDIR)$(PREFIX)/lib"
+ ln -s libquickjs.so.$(SO_VERSION) "$(DESTDIR)$(PREFIX)/lib/libquickjs.so"
endif
mkdir -p "$(DESTDIR)$(PREFIX)/include/quickjs"
install -m644 quickjs.h quickjs-libc.h "$(DESTDIR)$(PREFIX)/include/quickjs"
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