add libqalculate compile script

.github/workflows/compile-libqalculate.yml

@@ -0,0 +1,78 @@
+name: Compile libqalculate
+
+on:
+    workflow_dispatch:
+    push:
+        branches:
+            - main
+
+env:
+    EM_VERSION: 3.1.67
+    EM_CACHE_FOLDER: 'emsdk-cache'
+
+jobs:
+    compile:
+        runs-on: ubuntu-latest
+
+        steps:
+            - name: Checkout 🛎
+              uses: actions/checkout@v4
+
+            - name: Setup cache
+              id: cache-system-libraries
+              uses: actions/cache@v2
+              with:
+                  path: ${{env.EM_CACHE_FOLDER}}
+                  key: ${{env.EM_VERSION}}-${{ runner.os }}
+
+            - name: Setup emsdk
+              uses: mymindstorm/setup-emsdk@v14
+              with:
+                  version: ${{env.EM_VERSION}}
+                  actions-cache-folder: ${{env.EM_CACHE_FOLDER}}
+
+            - name: Setup dependencies
+              run: |
+                  mkdir -p ~/opt/src
+                  cd ~/opt/src
+
+                  wget https://gmplib.org/download/gmp/gmp-6.3.0.tar.lz
+                  tar xf gmp-6.3.0.tar.lz
+                  cd gmp-6.3.0
+                  emconfigure ./configure --disable-assembly --host none --enable-cxx --prefix=${HOME}/opt # no, the "none" host is not obsolete.
+                  make
+                  make install
+                  cd ..
+
+                  wget https://www.mpfr.org/mpfr-current/mpfr-4.2.1.tar.xz # if not found, use a newer version
+                  # wget https://www.mpfr.org/mpfr-current/allpatches # if available
+                  tar xf mpfr-4.2.1.tar.xz
+                  cd mpfr-4.2.1
+                  emconfigure ./configure --prefix=${HOME}/opt --with-gmp=${HOME}/opt
+                  make
+                  make install
+                  cd ..
+
+                  wget ftp://xmlsoft.org/libxml2/libxml2-git-snapshot.tar.gz
+                  tar xf libxml2-git-snapshot.tar.gz 
+                  cd libxml2-2.9.13/ # or whichever version is up to date
+                  emconfigure ./configure --prefix=${HOME}/opt --disable-shared
+                  make
+                  make install
+                  ln -s ${HOME}/opt/include/libxml2/libxml ${HOME}/opt/include/libxml
+                  cd ..
+
+                  git clone https://github.com/Qalculate/libqalculate.git
+                  cd libqalculate
+                  # the following command is supposed to fail, since it's also running the configure script
+                  ./autogen.sh
+                  sed -i 's/PKG_CHECK_MODULES(LIBCURL, libcurl)/#PKG_CHECK_MODULES(LIBCURL, libcurl)/' configure
+                  sed -i 's/PKG_CHECK_MODULES(ICU, icu-uc)/#PKG_CHECK_MODULES(ICU, icu-uc)/' configure
+                  sed -i 's/PKG_CHECK_MODULES(LIBXML, libxml-2.0/#PKG_CHECK_MODULES(LIBXML, libxml-2.0/' configure
+                  sed -i 's/#define HAVE_LIBCURL 1//' configure
+                  sed -i 's/#define HAVE_ICU 1//' configure
+                  sed -i 's/#define HAVE_PIPE2 1/#define HAVE_PIPE2 0/' configure
+                  emconfigure ./configure --prefix=${HOME}/opt CPPFLAGS=-I${HOME}/opt/include LDFLAGS="-L${HOME}/opt/lib -lxml2" --without-libcurl --enable-compiled-definitions --disable-nls --disable-shared
+                  make
+                  make install
+                  cd ..