From cd721cfc1fc82ac2c26086368ace8c874c74dc74 Mon Sep 17 00:00:00 2001
From: Frank Denis <github@pureftpd.org>
Date: Fri, 25 Aug 2017 15:11:37 +0200
Subject: [PATCH] Have generate-emscripten-symbols.sh automatically update the
 js/wasm build script

---
 dist-build/generate-emscripten-symbols.sh | 91 +++++++++++++----------
 1 file changed, 53 insertions(+), 38 deletions(-)

diff --git a/dist-build/generate-emscripten-symbols.sh b/dist-build/generate-emscripten-symbols.sh
index b81556d2..e7ddd666 100755
--- a/dist-build/generate-emscripten-symbols.sh
+++ b/dist-build/generate-emscripten-symbols.sh
@@ -1,43 +1,58 @@
 #! /bin/sh
 
-if [ "x$1" = "x--sumo" ]; then
-  SUMO=yes
-fi
+set -e
 
-{
-while read symbol standard sumo; do
-  found="$standard"
-  if [ "x$SUMO" != "x" ]; then
-    found="$sumo"
-  fi
-  if [ "$found" = "1" ]; then
-    eval "defined_${symbol}=yes"
-  else
-    eval "defined_${symbol}=no"
-  fi
-done < emscripten-symbols.def
-
-nm /usr/local/lib/libsodium.18.dylib | \
-fgrep ' T _' | \
-cut -d' ' -f3 | {
-    while read symbol; do
-      eval "found=\$defined_${symbol}"
-      if [ "$found" = "yes" ]; then
-        echo "$symbol"
-      elif [ "$found" != "no" ]; then
-        echo >&2
-        echo "*** [$symbol] was not expected ***" >&2
-        echo >&2
-        exit 1
+symbols() {
+  {
+    SUMO="$1"
+    while read symbol standard sumo; do
+      found="$standard"
+      if [ "x$SUMO" != "sumo" ]; then
+        found="$sumo"
       fi
-    done
-  }
-} | \
-sort | \
-{
-out=''
-while read symbol ; do
-  out="${out},\"${symbol}\""
-done
-echo $out
+      if [ "$found" = "1" ]; then
+        eval "defined_${symbol}=yes"
+      else
+        eval "defined_${symbol}=no"
+      fi
+    done < emscripten-symbols.def
+
+    nm /usr/local/lib/libsodium.18.dylib | \
+    fgrep ' T _' | \
+    cut -d' ' -f3 | {
+      while read symbol; do
+        eval "found=\$defined_${symbol}"
+        if [ "$found" = "yes" ]; then
+          echo "$symbol"
+        elif [ "$found" != "no" ]; then
+          echo >&2
+          echo "*** [$symbol] was not expected ***" >&2
+          echo >&2
+          exit 1
+        fi
+      done
+    }
+  } | \
+    sort | \
+    {
+      while read symbol ; do
+        if [ ! -z "$out" ]; then
+          out="${out},"
+        fi
+        out="${out}\"${symbol}\""
+      done
+      echo "[${out}]"
+    }
 }
+
+out=$(symbols standard)
+sed s/EXPORTED_FUNCTIONS_STANDARD=\'.*\'/EXPORTED_FUNCTIONS_STANDARD=\'${out}\'/ < emscripten.sh > emscripten.sh.tmp && \
+  mv -f emscripten.sh.tmp emscripten.sh
+sed s/EXPORTED_FUNCTIONS_STANDARD=\'.*\'/EXPORTED_FUNCTIONS_STANDARD=\'${out}\'/ < emscripten-wasm.sh > emscripten-wasm.sh.tmp && \
+  mv -f emscripten-wasm.sh.tmp emscripten-wasm.sh
+
+out=$(symbols sumo)
+sed s/EXPORTED_FUNCTIONS_SUMO=\'.*\'/EXPORTED_FUNCTIONS_SUMO=\'${out}\'/ < emscripten.sh > emscripten.sh.tmp && \
+  mv -f emscripten.sh.tmp emscripten.sh
+sed s/EXPORTED_FUNCTIONS_SUMO=\'.*\'/EXPORTED_FUNCTIONS_SUMO=\'${out}\'/ < emscripten-wasm.sh > emscripten-wasm.sh.tmp && \
+  mv -f emscripten-wasm.sh.tmp emscripten-wasm.sh