updates

.github/workflows/build.yml

@@ -0,0 +1,25 @@
+name: Build
+
+on:
+  push:
+    branches: 
+      - '**'
+  pull_request:
+    branches:
+      - '**'
+
+jobs:
+  build:
+    runs-on: ubuntu-20.04
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+
+    - name: Install build dependencies
+      run: |
+        sudo apt-get install -y g++ gfortran
+
+    - name: Compile
+      run: |
+        make

Makefile

@@ -9,7 +9,6 @@ BUILDDIR 	= build
 SRCS 		= dgemm.f xerbla.f lsame.f ex_dgemm.f90
 OBJS 		= $(patsubst %.f,$(BUILDDIR)/%.o,$(patsubst %.f90,$(BUILDDIR)/%.o,$(SRCS)))
 
-
 # Executable
 EXEC 		= ex_dgemm
 

README.md

@@ -1,2 +1,5 @@
 # openGPMP BLAS Reference
-Basic Linear Algebra Subprograms (BLAS) reference
+[![Build](https://github.com/akielaries/gpmpBLAS/actions/workflows/build.yml/badge.svg)](https://github.com/akielaries/gpmpBLAS/actions/workflows/build.yml)
+
+My own Basic Linear Algebra Subprograms (BLAS) reference.
+