[debug] add DEBUG_PRINT example

getiot · Oct 8, 2022 · 98f2d42 · 98f2d42
1 parent 55b838b
commit 98f2d42
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diff --git a/debug/debug_print.c b/debug/debug_print.c
@@ -0,0 +1,14 @@
+#include <stdio.h>
+
+static int debug = 1;  /* enable this to printf */
+
+#define DEBUG_PRINT(fmt, args...) \
+    do { if(debug) \
+    printf(fmt, ## args); \
+    } while(0)
+
+int main(void)
+{
+    DEBUG_PRINT("Hello, World!\n");
+    return 0;
+}
diff --git a/debug/makefile b/debug/makefile
@@ -0,0 +1,5 @@
+all:
+	gcc debug_print.c -o debug_print
+
+clean:
+	rm debug_print