things done

1 files changed, 34 insertions, 0 deletions

diff --git a/src/common.h b/src/common.h
new file mode 100644
index 0000000..e10649a
--- /dev/null
+++ b/src/common.h
@@ -0,0 +1,34 @@
+#ifndef LOG_H
+#define LOG_H
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+
+#define ARR_SIZE(a) (sizeof(a)/sizeof(*(a)))
+
+#define __RED__    "\033[0;31m"
+#define __GREEN__  "\033[0;32m"
+#define __YELLOW__ "\033[0;33m"
+#define __RESET__  "\033[0m"
+
+#define STR(x) #x
+#define XSTR(x) STR(x)
+
+#define info(...) do { fprintf(stdout, __GREEN__"[INFO]"__RESET__"  "__VA_ARGS__); fprintf(stdout, "\n"); } while(0)
+#define err(...)  do { fprintf(stderr, __RED__"[ERROR]"__RESET__" "__FILE__":"XSTR(__LINE__)": "__VA_ARGS__); fprintf(stderr, "\n"); } while(0)
+#define warn(...) do { fprintf(stderr, __YELLOW__"[WARN]"__RESET__"  "__FILE__":"XSTR(__LINE__)": "__VA_ARGS__); fprintf(stderr, "\n"); } while(0)
+
+#define die(...) do {     \
+        err(__VA_ARGS__); \
+        abort();          \
+    } while(0)
+
+#define MAKE_VERSION(major, minor, patch) \
+    ((((uint32_t)(major)) << 22U) | (((uint32_t)(minor)) << 12U) | ((uint32_t)(patch)))
+
+void *xmalloc(size_t size);
+void *xcalloc(size_t nmemb, size_t size);
+void *xrealloc(void *ptr, size_t size);
+
+#endif