From d56cca173d646371eb04bcda48bbfd4583f5d6a3 Mon Sep 17 00:00:00 2001
From: radius <andres.430@gmail.com>
Date: Wed, 28 Sep 2016 17:57:32 -0500
Subject: [PATCH 1/4] (ems) try a different libco implementation for emscripten

---
 dist-scripts/dist-cores.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dist-scripts/dist-cores.sh b/dist-scripts/dist-cores.sh
index af651d5a29..825f2fbbf9 100755
--- a/dist-scripts/dist-cores.sh
+++ b/dist-scripts/dist-cores.sh
@@ -148,6 +148,8 @@ for f in `ls -v *_${platform}.${EXT}`; do
       big_stack="BIG_STACK=1"
    elif [ $name = "mupen64plus" ] ; then
       async=1
+   elif [ $name = "dosbox" ] ; then
+      async=1
    fi
    echo "-- Building core: $name --"
    if [ $PLATFORM = "unix" ]; then

From 3e7517e95b29449caa2a3aab0219efddb1a4b323 Mon Sep 17 00:00:00 2001
From: radius <andres.430@gmail.com>
Date: Wed, 28 Sep 2016 19:26:15 -0500
Subject: [PATCH 2/4] be more verbose

---
 dist-scripts/dist-cores.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/dist-scripts/dist-cores.sh b/dist-scripts/dist-cores.sh
index 825f2fbbf9..00967c6a06 100755
--- a/dist-scripts/dist-cores.sh
+++ b/dist-scripts/dist-cores.sh
@@ -175,6 +175,7 @@ for f in `ls -v *_${platform}.${EXT}`; do
    if [ $MAKEFILE_GRIFFIN = "yes" ]; then
       make -C ../ -f Makefile.griffin platform=${platform} $whole_archive $big_stack -j3 || exit 1
    elif [ $PLATFORM = "emscripten" ]; then
+       echo "BUILD COMMAND: make -C ../ -f Makefile.emscripten PTHREAD=$pthread ASYNC=$async LTO=$lto -j7 TARGET=${name}_libretro.js"
        make -C ../ -f Makefile.emscripten PTHREAD=$pthread ASYNC=$async LTO=$lto -j7 TARGET=${name}_libretro.js || exit 1
    elif [ $PLATFORM = "unix" ]; then
       make -C ../ -f Makefile LINK=g++ $whole_archive $big_stack -j3 || exit 1

From a23f5b10ff0e2500ca971872945dc867d86090eb Mon Sep 17 00:00:00 2001
From: radius <andres.430@gmail.com>
Date: Wed, 28 Sep 2016 19:32:14 -0500
Subject: [PATCH 3/4] fix ASYNCIFY

---
 Makefile.emscripten | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/Makefile.emscripten b/Makefile.emscripten
index 5a0214e301..02c08e3064 100644
--- a/Makefile.emscripten
+++ b/Makefile.emscripten
@@ -21,8 +21,7 @@ HAVE_ZLIB = 1
 HAVE_FBO = 1
 WANT_ZLIB = 1
 MEMORY = 536870912
-LTO = 0
-ASYNC = 0
+
 # XXX: setting this to 1/2 currently crashes Firefox nightly
 PRECISE_F32 = 2
 
@@ -46,7 +45,7 @@ ifneq ($(PTHREAD), 0)
    LDFLAGS += -s USE_PTHREADS=$(PTHREAD) -s PTHREAD_POOL_SIZE=2
 endif
 
-ifneq ($(ASYNC), 0)
+ifeq ($(ASYNC), 1)
    LDFLAGS += -s ASYNCIFY=$(ASYNC)
 endif  
 

From a09ed703cbebb8c713f2bd41694d858de7616ca4 Mon Sep 17 00:00:00 2001
From: radius <andres.430@gmail.com>
Date: Wed, 28 Sep 2016 19:43:39 -0500
Subject: [PATCH 4/4] be more verbose on this script

---
 dist-scripts/dist-cores.sh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/dist-scripts/dist-cores.sh b/dist-scripts/dist-cores.sh
index 00967c6a06..09e643239d 100755
--- a/dist-scripts/dist-cores.sh
+++ b/dist-scripts/dist-cores.sh
@@ -134,11 +134,12 @@ COUNTER=0
 #for f in *_${platform}.${EXT} ; do
 for f in `ls -v *_${platform}.${EXT}`; do
    name=`echo "$f" | sed "s/\(_libretro_${platform}\|\).${EXT}$//"`
+   async=0
+   pthread=0
    lto=0
    whole_archive=
    big_stack=
-   async=0
-   pthread=0
+   
    if [ $name = "nxengine" ] ; then
       echo "Applying whole archive linking..."
       whole_archive="WHOLE_ARCHIVE_LINK=1"
@@ -157,6 +158,9 @@ for f in `ls -v *_${platform}.${EXT}`; do
    else
       cp -f "$f" ../libretro_${platform}.${EXT}
    fi
+   echo NAME: $name
+   echo ASYNC: $async
+   echo LTO: $lto
 
    # Do cleanup if this is a big stack core
    if [ "$big_stack" = "BIG_STACK=1" ] ; then