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Makefile: Allow building libquickjs as a shared library #260

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Makefile: Allow building libquickjs as a shared library #260

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15 changes: 15 additions & 0 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -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
Expand Down Expand Up @@ -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),)
Expand Down Expand Up @@ -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

Expand Down Expand Up @@ -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"
Expand Down