allow different logging targets

1 files changed, 31 insertions, 17 deletions

diff --git a/util.h b/util.h
index d21cc89..1e67197 100644
--- a/util.h
+++ b/util.h
@@ -16,37 +16,51 @@
 
 /**
  * @file util.h
- * @brief \todo
+ * @brief Interface for the common utility functions.
  * @author Markus Teich
  */
 
 #ifndef _BRANDT_UTIL_H
 #define _BRANDT_UTIL_H
 
-void eprintf(const char *fmt, ...);
-void weprintf(const char *fmt, ...);
+void setlog (FILE *stream);
+void eprintf (const char *fmt, ...);
+void weprintf (const char *fmt, ...);
 
-# undef brandt_assert
-# undef brandt_assert_perror
-# undef brandt_assert_gpgerr
+#undef brandt_assert
+#undef brandt_assert_perror
+#undef brandt_assert_gpgerr
 
 #ifdef NDEBUG
 
-# define brandt_assert(expr)          ((expr)    ? (void)(0) : \
-eprintf("Assertion failed in file %s line %d function %s: %s", __FILE__, __LINE__, __PRETTY_FUNCTION__, (#expr)))
-# define brandt_assert_perror(errnum) (!(errnum) ? (void)(0) : \
-eprintf("Assertion failed in file %s line %d function %s:", __FILE__, __LINE__, __PRETTY_FUNCTION__))
-# define brandt_assert_gpgerr(errnum) (!(errnum) ? (void)(0) : \
-eprintf("Assertion failed in file %s line %d function %s: %s", __FILE__, __LINE__, __PRETTY_FUNCTION__, gcry_strerror((errnum))))
+#define brandt_assert(expr)          ((expr)    ? (void)(0) : \
+eprintf("Assertion failed in file %s line %d function %s: %s", \
+        __FILE__, \
+        __LINE__, \
+        __PRETTY_FUNCTION__, \
+		(#expr)))
 
-# define DP(point) ((void)(gcry_log_debugpnt (#point, point, ec_ctx)))
-# define DM(mpi) ((void)(gcry_log_debugmpi (#mpi, mpi, ec_ctx)))
+#define brandt_assert_perror(errnum) (!(errnum) ? (void)(0) : \
+eprintf("Assertion failed in file %s line %d function %s:", \
+		__FILE__, \
+		__LINE__, \
+		__PRETTY_FUNCTION__))
+
+#define brandt_assert_gpgerr(errnum) (!(errnum) ? (void)(0) : \
+eprintf("Assertion failed in file %s line %d function %s: %s", \
+		__FILE__, \
+		__LINE__, \
+		__PRETTY_FUNCTION__, \
+		gcry_strerror((errnum))))
+
+#define DP(point) ((void)(gcry_log_debugpnt (#point, point, ec_ctx)))
+#define DM(mpi) ((void)(gcry_log_debugmpi (#mpi, mpi, ec_ctx)))
 
 #else
 
-# define brandt_assert(expr)          ((void)(expr))
-# define brandt_assert_perror(errnum) ((void)(errnum))
-# define brandt_assert_gpgerr(errnum) ((void)(errnum))
+#define brandt_assert(expr)          ((void)(expr))
+#define brandt_assert_perror(errnum) ((void)(errnum))
+#define brandt_assert_gpgerr(errnum) ((void)(errnum))
 
 #endif