util.h: Use dummy_printf for DEBUG() and DEBUG2()

[wimlib] / src / util.h

diff --git a/src/util.h b/src/util.h
index 0979d98f6e214755eabf977edd21abda68382243..2dc794370ad3c58e2a00915cf07bcb04d75099ad 100644 (file)
--- a/src/util.h
+++ b/src/util.h
@@ -9,7 +9,11 @@
 #include "config.h"
 
 #ifdef __GNUC__
-#      define WIMLIBAPI __attribute__((visibility("default")))
+#      if defined(__CYGWIN__) || defined(__WIN32__)
+#              define WIMLIBAPI __declspec(dllexport)
+#      else
+#              define WIMLIBAPI __attribute__((visibility("default")))
+#      endif
 #      define ALWAYS_INLINE inline __attribute__((always_inline))
 #      define PACKED __attribute__((packed))
 #      define FORMAT(type, format_str, args_start) \
@@ -85,21 +89,29 @@ typedef uint64_t u64;
 /* Used for buffering FILE IO in a few places */
 #define BUFFER_SIZE 4096
 
+static inline void FORMAT(printf, 1, 2)
+dummy_printf(const char *format, ...)
+{
+}
+
 #ifdef ENABLE_ERROR_MESSAGES
-extern bool __wimlib_print_errors;
 extern void wimlib_error(const char *format, ...)
                FORMAT(printf, 1, 2) COLD;
 extern void wimlib_error_with_errno(const char *format, ...)
                FORMAT(printf, 1, 2) COLD;
 extern void wimlib_warning(const char *format, ...)
                FORMAT(printf, 1, 2) COLD;
-#      define ERROR            wimlib_error
-#      define ERROR_WITH_ERRNO wimlib_error_with_errno
-#      define WARNING          wimlib_warning
+extern void wimlib_warning_with_errno(const char *format, ...)
+               FORMAT(printf, 1, 2) COLD;
+#      define ERROR                    wimlib_error
+#      define ERROR_WITH_ERRNO         wimlib_error_with_errno
+#      define WARNING                  wimlib_warning
+#      define WARNING_WITH_ERRNO       wimlib_warning
 #else
-#      define ERROR(format, ...)
-#      define ERROR_WITH_ERRNO(format, ...)
-#      define WARNING(format, ...)
+#      define ERROR(format, ...)               dummy_printf
+#      define ERROR_WITH_ERRNO(format, ...)    dummy_printf
+#      define WARNING(format, ...)             dummy_printf
+#      define WARNING_WITH_ERRNO(format, ...)  dummy_printf
 #endif /* ENABLE_ERROR_MESSAGES */
 
 #if defined(ENABLE_DEBUG) || defined(ENABLE_MORE_DEBUG)
@@ -115,13 +127,13 @@ extern void wimlib_warning(const char *format, ...)
        })
 
 #else
-#      define DEBUG(format, ...)
+#      define DEBUG(format, ...) dummy_printf(format, ## __VA_ARGS__)
 #endif /* ENABLE_DEBUG || ENABLE_MORE_DEBUG */
 
 #ifdef ENABLE_MORE_DEBUG
 #      define DEBUG2(format, ...) DEBUG(format, ## __VA_ARGS__)
 #else
-#      define DEBUG2(format, ...)
+#      define DEBUG2(format, ...) dummy_printf(format, ## __VA_ARGS__)
 #endif /* ENABLE_DEBUG */
 
 #ifdef ENABLE_ASSERTIONS