From 53b5f5b5e7ab83d36f834b05335c90a0c2c83212 Mon Sep 17 00:00:00 2001
From: Yahweasel <git-rpo@yahweasel.com>
Date: Wed, 8 Nov 2023 09:22:26 -0500
Subject: [PATCH] Adding an install rule

This is a convenience for those who want to build against libav.js's
FFmpeg, and is not used to install it in any conventional sense
---
 mk/ffmpeg.mk    | 19 +++++++++++++++++++
 mk/ffmpeg.mk.m4 |  7 +++++++
 2 files changed, 26 insertions(+)

diff --git a/mk/ffmpeg.mk b/mk/ffmpeg.mk
index a41f888e..58572a94 100644
--- a/mk/ffmpeg.mk
+++ b/mk/ffmpeg.mk
@@ -47,6 +47,10 @@ build/ffmpeg-$(FFMPEG_VERSION)/build-base-%/ffbuild/config.mak: \
 	mv build/ffmpeg-$(FFMPEG_VERSION)/build-base-$(*)/config.h.tmp build/ffmpeg-$(FFMPEG_VERSION)/build-base-$(*)/config.h
 	touch $(@)
 
+part-install-base-%: build/ffmpeg-$(FFMPEG_VERSION)/build-base-%/libavformat/libavformat.a
+	cd build/ffmpeg-$(FFMPEG_VERSION)/build-base-$(*) ; \
+	$(MAKE) install prefix="$(PWD)/build/inst/base"
+
 # wasm + threads
 
 build/ffmpeg-$(FFMPEG_VERSION)/build-thr-%/ffbuild/config.mak: \
@@ -67,6 +71,10 @@ build/ffmpeg-$(FFMPEG_VERSION)/build-thr-%/ffbuild/config.mak: \
 	mv build/ffmpeg-$(FFMPEG_VERSION)/build-thr-$(*)/config.h.tmp build/ffmpeg-$(FFMPEG_VERSION)/build-thr-$(*)/config.h
 	touch $(@)
 
+part-install-thr-%: build/ffmpeg-$(FFMPEG_VERSION)/build-thr-%/libavformat/libavformat.a
+	cd build/ffmpeg-$(FFMPEG_VERSION)/build-thr-$(*) ; \
+	$(MAKE) install prefix="$(PWD)/build/inst/thr"
+
 # wasm + simd
 
 build/ffmpeg-$(FFMPEG_VERSION)/build-simd-%/ffbuild/config.mak: \
@@ -87,6 +95,10 @@ build/ffmpeg-$(FFMPEG_VERSION)/build-simd-%/ffbuild/config.mak: \
 	mv build/ffmpeg-$(FFMPEG_VERSION)/build-simd-$(*)/config.h.tmp build/ffmpeg-$(FFMPEG_VERSION)/build-simd-$(*)/config.h
 	touch $(@)
 
+part-install-simd-%: build/ffmpeg-$(FFMPEG_VERSION)/build-simd-%/libavformat/libavformat.a
+	cd build/ffmpeg-$(FFMPEG_VERSION)/build-simd-$(*) ; \
+	$(MAKE) install prefix="$(PWD)/build/inst/simd"
+
 # wasm + threads + simd
 
 build/ffmpeg-$(FFMPEG_VERSION)/build-thrsimd-%/ffbuild/config.mak: \
@@ -107,6 +119,13 @@ build/ffmpeg-$(FFMPEG_VERSION)/build-thrsimd-%/ffbuild/config.mak: \
 	mv build/ffmpeg-$(FFMPEG_VERSION)/build-thrsimd-$(*)/config.h.tmp build/ffmpeg-$(FFMPEG_VERSION)/build-thrsimd-$(*)/config.h
 	touch $(@)
 
+part-install-thrsimd-%: build/ffmpeg-$(FFMPEG_VERSION)/build-thrsimd-%/libavformat/libavformat.a
+	cd build/ffmpeg-$(FFMPEG_VERSION)/build-thrsimd-$(*) ; \
+	$(MAKE) install prefix="$(PWD)/build/inst/thrsimd"
+
+
+install-%: part-install-base-% part-install-thr-% part-install-simd-% part-install-thrsimd-%
+	true
 
 extract: build/ffmpeg-$(FFMPEG_VERSION)/PATCHED build/ffmpeg-$(FFMPEG_VERSION)/libavformat/jsfetch.c
 
diff --git a/mk/ffmpeg.mk.m4 b/mk/ffmpeg.mk.m4
index a8f1a692..a3b398b5 100644
--- a/mk/ffmpeg.mk.m4
+++ b/mk/ffmpeg.mk.m4
@@ -43,6 +43,10 @@ build/ffmpeg-$(FFMPEG_VERSION)/build-$1-%/ffbuild/config.mak: \
 	sed 's/--extra-\(cflags\|ldflags\)='\''[^'\'']*'\''//g' < build/ffmpeg-$(FFMPEG_VERSION)/build-$1-$(*)/config.h > build/ffmpeg-$(FFMPEG_VERSION)/build-$1-$(*)/config.h.tmp
 	mv build/ffmpeg-$(FFMPEG_VERSION)/build-$1-$(*)/config.h.tmp build/ffmpeg-$(FFMPEG_VERSION)/build-$1-$(*)/config.h
 	touch $(@)
+
+part-install-$1-%: build/ffmpeg-$(FFMPEG_VERSION)/build-$1-%/libavformat/libavformat.a
+	cd build/ffmpeg-$(FFMPEG_VERSION)/build-$1-$(*) ; \
+	$(MAKE) install prefix="$(PWD)/build/inst/$1"
 ]]])
 
 # Base (asm.js and wasm)
@@ -54,6 +58,9 @@ buildrule(simd, [[[--disable-pthreads --arch=x86_32 --disable-inline-asm --disab
 # wasm + threads + simd
 buildrule(thrsimd, [[[--enable-pthreads --arch=x86_32 --disable-inline-asm --disable-x86asm --enable-cross-compile]]], [[[$(THRFLAGS) $(SIMDFLAGS)]]])
 
+install-%: part-install-base-% part-install-thr-% part-install-simd-% part-install-thrsimd-%
+	true
+
 extract: build/ffmpeg-$(FFMPEG_VERSION)/PATCHED build/ffmpeg-$(FFMPEG_VERSION)/libavformat/jsfetch.c
 
 build/ffmpeg-$(FFMPEG_VERSION)/PATCHED: build/ffmpeg-$(FFMPEG_VERSION)/configure