Merge branch 'master' into a1012112796-patch-1

.drone.yml

@@ -0,0 +1,18 @@
+---
+kind: pipeline
+type: docker
+name: build_linux_test
+
+trigger:
+  event:
+    - pull_request
+    - push
+
+steps:
+  - name: build_test
+    image: gcc
+    commands:
+      - echo "start test"
+      - gcc main.c -o test
+      - ./test
+

main.c

@@ -0,0 +1,23 @@
+#include <stdio.h>
+
+int add(int a, int b);
+
+int main(int argc, char** argv)
+{
+    int i;
+    printf("hello word!\n");
+    if (argc > 1)
+    {
+        for(i = 0; i < argc; i++)
+        {
+            printf("argv[%2d] = %s\n",i,argv[i]);
+        }
+    }
+    printf("add 1 + 2 = %d \n", add(1,2));
+    return 0;
+}
+
+int add(int a, int b)
+{
+    return a + b;
+}