From d5cd766b06f0d0a35967c83c0cd072d8b11b335d Mon Sep 17 00:00:00 2001
From: Rudra Arora <aroraru@tcd.ie>
Date: Wed, 21 Jun 2023 15:04:19 +0100
Subject: [PATCH] sed command fix for BSD based sed in build**.sh

---
 build32.sh | 17 +++++++++++++++--
 build64.sh | 35 +++++++++++++++++++++++++++++++----
 2 files changed, 46 insertions(+), 6 deletions(-)

diff --git a/build32.sh b/build32.sh
index c83af6214..d3593d588 100755
--- a/build32.sh
+++ b/build32.sh
@@ -12,8 +12,21 @@ cd ../../..
 # Build the extensions
 cargo run --manifest-path tools/wasix-headers/Cargo.toml generate-libc
 cp -f libc-bottom-half/headers/public/wasi/api.h libc-bottom-half/headers/public/wasi/api_wasix.h
-sed -i 's|__wasi__|__wasix__|g' libc-bottom-half/headers/public/wasi/api_wasix.h
-sed -i 's|__wasi_api_h|__wasix_api_h|g' libc-bottom-half/headers/public/wasi/api_wasix.h
+
+OS=`uname -s`
+
+case $OS in
+  'Linux')
+    sed -i 's|__wasi__|__wasix__|g' libc-bottom-half/headers/public/wasi/api_wasix.h
+    sed -i 's|__wasi_api_h|__wasix_api_h|g' libc-bottom-half/headers/public/wasi/api_wasix.h
+    ;;
+  'Darwin') 
+    sed -i '' 's|__wasi__|__wasix__|g' libc-bottom-half/headers/public/wasi/api_wasix.h
+    sed -i '' 's|__wasi_api_h|__wasix_api_h|g' libc-bottom-half/headers/public/wasi/api_wasix.h
+    ;;
+  *) ;;
+esac
+
 cp -f libc-bottom-half/sources/__wasilibc_real.c libc-bottom-half/sources/__wasixlibc_real.c
 
 # Build WASI
diff --git a/build64.sh b/build64.sh
index 3ec9b12f0..05b1af44c 100755
--- a/build64.sh
+++ b/build64.sh
@@ -9,11 +9,25 @@ git reset --hard
 git pull origin main || true
 cd ../../..
 
+OS=`uname -s`
+
 # Build the extensions
 cargo run --manifest-path tools/wasix-headers/Cargo.toml generate-libc --64bit
 cp -f libc-bottom-half/headers/public/wasi/api.h libc-bottom-half/headers/public/wasi/api_wasix.h
-sed -i 's|__wasi__|__wasix__|g' libc-bottom-half/headers/public/wasi/api_wasix.h
-sed -i 's|__wasi_api_h|__wasix_api_h|g' libc-bottom-half/headers/public/wasi/api_wasix.h
+OS=`uname -s`
+
+case $OS in
+  'Linux')
+    sed -i 's|__wasi__|__wasix__|g' libc-bottom-half/headers/public/wasi/api_wasix.h
+    sed -i 's|__wasi_api_h|__wasix_api_h|g' libc-bottom-half/headers/public/wasi/api_wasix.h
+    ;;
+  'Darwin') 
+    sed -i '' 's|__wasi__|__wasix__|g' libc-bottom-half/headers/public/wasi/api_wasix.h
+    sed -i '' 's|__wasi_api_h|__wasix_api_h|g' libc-bottom-half/headers/public/wasi/api_wasix.h
+    ;;
+  *) ;;
+esac
+
 cp -f libc-bottom-half/sources/__wasilibc_real.c libc-bottom-half/sources/__wasixlibc_real.c
 
 # Build WASI
@@ -21,8 +35,21 @@ mkdir -p build/temp
 rsync -rtvu --delete tools/wasix-headers/ build/temp
 cp -r -f tools/wasi-headers/WASI/phases/* build/temp/WASI/phases
 mv -f build/temp/WASI/phases/snapshot/witx/wasi_snapshot_preview1.witx build/temp/WASI/phases/snapshot/witx/wasix_v1.witx
-sed -i 's|(field $buf_len $size)|(field $buf_len usize)|g' build/temp/WASI/phases/snapshot/witx/typenames.witx
-sed -i 's|(param $buf_len $size)|(param $buf_len usize)|g' build/temp/WASI/phases/snapshot/witx/wasix_v1.witx
+
+
+
+case $OS in
+  'Linux')
+    sed -i 's/(field $buf_len $size)/(field $buf_len usize)/g' build/temp/WASI/phases/snapshot/witx/typenames.witx
+    sed -i 's/(param $buf_len $size)/(param $buf_len usize)/g' build/temp/WASI/phases/snapshot/witx/wasix_v1.witx
+    ;;
+  'Darwin')
+    sed -i '' 's/(field $buf_len $size)/(field $buf_len usize)/g' build/temp/WASI/phases/snapshot/witx/typenames.witx
+    sed -i '' 's/(param $buf_len $size)/(param $buf_len usize)/g' build/temp/WASI/phases/snapshot/witx/wasix_v1.witx
+    ;;
+  *) ;;
+esac
+
 cargo clean --manifest-path build/temp/Cargo.toml
 cargo run --manifest-path build/temp/Cargo.toml generate-libc --64bit
 cp -f libc-bottom-half/headers/public/wasi/api.h libc-bottom-half/headers/public/wasi/api_wasi.h