Archiving a bunch of old stuff

oldstuff/lcthw-remnants/dbg.h

@@ -0,0 +1,40 @@
+#ifndef __dbg_h__
+#define __dbg_h__
+
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+
+#ifdef NDEBUG
+#define debug(M, ...)
+#else
+#define debug(M, ...) \
+    fprintf(stderr, "DEBUG %s:%d:[%s]: " M "\n", \
+            __FILE__, __LINE__, __FUNCTION__, ##__VA_ARGS__)
+#endif
+
+#define clean_errno() (errno == 0 ? "None" : strerror(errno))
+
+#define log_err(M, ...) \
+    fprintf(stderr, "[ERROR] (%s:%d:[%s]: errno: %s) " M "\n", \
+            __FILE__, __LINE__, __FUNCTION__, clean_errno(), ##__VA_ARGS__)
+
+#define log_warn(M, ...) \
+    fprintf(stderr, "[WARN] (%s:%d:[%s]: errno: %s) " M "\n", \
+            __FILE__, __LINE__, __FUNCTION__, clean_errno(), ##__VA_ARGS__)
+
+#define log_info(M, ...) \
+    fprintf(stderr, "[INFO] (%s:%d:[%s]: errno: %s) " M "\n", \
+            __FILE__, __LINE__, __FUNCTION__, clean_errno(), ##__VA_ARGS__)
+
+#define check(A, M, ...) \
+    if(!(A)) { log_err(M, ##__VA_ARGS__); errno=0; goto error; }
+
+#define sentinel(M, ...) { log_err(M, ##__VA_ARGS__); errno=0; goto error; }
+
+#define check_mem(A) check((A), "Out of memory.")
+
+#define check_debug(A, M, ...) \
+    if(!(A)) { debug(M,  ##__VA_ARGS__); errno=0; goto error; }
+
+#endif