bump to c99

.github/workflows/cmake-multi-platform.yml

@@ -13,26 +13,19 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     strategy:
-      # Set fail-fast to false to ensure that feedback is delivered for all matrix combinations. Consider changing this to true when your workflow is stable.
       fail-fast: false
 
-      # Set up a matrix to run the following 3 configurations:
-      # 1. <Windows, Release, latest MSVC compiler toolchain on the default runner image, default generator>
-      # 2. <Linux, Release, latest GCC compiler toolchain on the default runner image, default generator>
-      # 3. <Linux, Release, latest Clang compiler toolchain on the default runner image, default generator>
-      #
-      # To add more build types (Release, Debug, RelWithDebInfo, etc.) customize the build_type list.
       matrix:
-        os: [ubuntu-latest, windows-latest]
-        build_type: [Release]
-        c_compiler: [gcc, clang, cl]
-        exclude:
-          - os: ubuntu-latest
-            c_compiler: cl
-          - os: windows-latest
-            c_compiler: gcc
-          - os: windows-latest
-            c_compiler: clang
+        os: [ubuntu-latest, macos-latest]
+        build_type: [Release, Debug]
+        c_compiler: [gcc, clang]
+#        exclude:
+#          - os: ubuntu-latest
+#            c_compiler: cl
+#          - os: windows-latest
+#            c_compiler: gcc
+#          - os: windows-latest
+#            c_compiler: clang
 
     steps:
     - uses: actions/checkout@v3

CMakeLists.txt

@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 3.26)
 project(mousewallet C)
 enable_testing()
 
-set(CMAKE_C_STANDARD 90)
+set(CMAKE_C_STANDARD 99)
 set(CMAKE_C_EXTENSIONS OFF)
 
 if (NOT CMAKE_BUILD_TYPE)