Github Actions test workflow

Author: attipaci

.github/dependabot.yml

@@ -0,0 +1,11 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://docs.github.com/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file
+
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/test.yml

@@ -0,0 +1,49 @@
+name: Test
+
+on: 
+  push:
+    branches:
+      - main
+    paths:
+      - 'cspice-sharedlib.sh'
+      - '.github/workflows/test.yml'
+
+  pull_request:
+    paths:
+      - 'cspice-sharedlib.sh'
+      - '.github/workflows/test.yml'
+
+jobs:
+
+  build:
+    name: Test build
+
+    runs-on: ubuntu-latest
+    env:
+      CC: gcc
+      CFLAGS: -Os -Wall -Wextra -Werror -std=c99
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install csh
+      run: sudo apt-get install csh
+
+    - name: Get CSPICE Toolkit
+      run: wget https://naif.jpl.nasa.gov/pub/naif/misc/toolkit_N0067/C/PC_Linux_GCC_64bit/packages/cspice.tar.Z
+
+    - name: Unpack CSPICE
+      run: tar -xf cspice.tar.Z
+
+    - name: Build CSPICE
+      env:
+        CFLAGS: -O2
+      run: ./cspice-sharedlib.sh
+
+    - name: List library files
+      run: ls -l cspice/lib/
+
+    - name: List executables
+      run: ls -l cspice/exe/
+
+      
+   

README.md

@@ -1,7 +1,9 @@
+![Test Status](https://github.com/Smithsonian/cspice-sharedlib/actions/workflows/test.yml/badge.svg)
+
 # cspice-sharedlib
 
-Shell script to build the NAIF CSPICE Toolkit with shared (`.so`) libraries, and dynamic linking
-instead of the normal static libraries and static linking of the distribution.
+Shell script to build the NAIF CSPICE Toolkit with shared (`.so`) libraries, and dynamically link
+executable instead of the normal static libraries and static linking of the upstream distribution.
 
 Author: Attila Kovacs `<attila.kovacs[AT]cfa.harvard.edu>`
 Version: 0.9

cspice-sharedlib.sh

@@ -64,18 +64,21 @@ cd ..
 # ----------------------------------------------------------------------------
 # Additional compiler flags we need.
 # It's an old library, with parts converted from FORTRAN. 
-# Some functions do not declare a return value, so we must allow implitic-int
-# and also other compat flags since we do not control the source code.
-CFLAGS="$CFLAGS -ansi -DNON_UNIX_STDIO -Wno-implicit-int -fno-strict-aliasing"
+# So, we'll suppress warnings, as there is nothing we can do about them anyway.
+CFLAGS="$CFLAGS -Wno-error -w -ansi -DNON_UNIX_STDIO"
 
 # Flags for linking shared libraries
 SO_LINK="-shared -fPIC -Wl,-soname,libcspice.so.1 $LDFLAGS -lm"
 
 # ----------------------------------------------------------------------------
 echo "Building lib/libcspice.so.1..."
 
+echo "  CPPFLAGS = $CPPFLAGS"
+echo "  CFLAGS   = $CFLAGS"
+echo "  LDFLAGS  = $LDFLAGS"
+
 # Build shared lib first (our way)
-gcc -o lib/libcspice.so.1 src/cspice/*.c src/csupport/*.c $CPPFLAGS $CFLAGS $SO_LINK
+gcc $CFLAGS -o lib/libcspice.so.1 src/cspice/*.c src/csupport/*.c $SO_LINK
 
 # ----------------------------------------------------------------------------
 # Create unversion .so symlink
@@ -103,7 +106,9 @@ echo "Restoring original build scripts..."
 for component in * ; do
   if [ -f $component/mkproduct.bak ] ; then
     # back up the build script
-    mv $component/mkprodct.bak $component/mkprodct.csh 
+    mv $component/mkprodct.bak $component/mkprodct.csh
+  fi
+done 
 
 echo "All done."