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/*
* Copyright (c) 2011 Collabora Ltd.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* * Redistributions in binary form must reproduce the
* above copyright notice, this list of conditions and
* the following disclaimer in the documentation and/or
* other materials provided with the distribution.
* * The names of contributors to this software may not be
* used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* Author: Stef Walter <stefw@collabora.co.uk>
*/
#ifndef P11_DEBUG_H
#define P11_DEBUG_H
#include "compat.h"
/* Please keep this enum in sync with keys in debug.c */
enum {
P11_DEBUG_LIB = 1 << 1,
P11_DEBUG_CONF = 1 << 2,
P11_DEBUG_URI = 1 << 3,
P11_DEBUG_PROXY = 1 << 4,
P11_DEBUG_TRUST = 1 << 5,
P11_DEBUG_TOOL = 1 << 6,
P11_DEBUG_RPC = 1 << 7,
};
extern int p11_debug_current_flags;
void p11_debug_init (void);
void p11_debug_message (int flag,
const char *format,
...) GNUC_PRINTF (2, 3);
void p11_debug_message_err (int flag,
int errnum,
const char *format,
...) GNUC_PRINTF (3, 4);
void p11_debug_precond (const char *format,
...) GNUC_PRINTF (1, 2)
CLANG_ANALYZER_NORETURN;
#ifndef assert_not_reached
#define assert_not_reached() \
(assert (false && "this code should not be reached"))
#endif
#define return_val_if_fail(x, v) \
do { if (x) { } else { \
p11_debug_precond ("p11-kit: '%s' not true at %s\n", #x, __func__); \
return v; \
} } while (false)
#define return_if_fail(x) \
do { if (x) { } else { \
p11_debug_precond ("p11-kit: '%s' not true at %s\n", #x, __func__); \
return; \
} } while (false)
#define return_if_reached() \
do { \
p11_debug_precond ("p11-kit: shouldn't be reached at %s\n", __func__); \
return; \
} while (false)
#define return_val_if_reached(v) \
do { \
p11_debug_precond ("p11-kit: shouldn't be reached at %s\n", __func__); \
return v; \
} while (false)
#define warn_if_reached(v) \
do { \
p11_debug_precond ("p11-kit: shouldn't be reached at %s\n", __func__); \
} while (false)
#define warn_if_fail(x) \
do { if (x) { } else { \
p11_debug_precond ("p11-kit: '%s' not true at %s\n", #x, __func__); \
} } while (false)
#endif /* DEBUG_H */
/* -----------------------------------------------------------------------------
* Below this point is outside the DEBUG_H guard - so it can take effect
* more than once. So you can do:
*
* #define P11_DEBUG_FLAG P11_DEBUG_ONE_THING
* #include "debug.h"
* ...
* p11_debug ("if we're debugging one thing");
* ...
* #undef P11_DEBUG_FLAG
* #define P11_DEBUG_FLAG DEBUG_OTHER_THING
* #include "debug.h"
* ...
* p11_debug ("if we're debugging the other thing");
* ...
*/
#ifdef P11_DEBUG_FLAG
#ifdef WITH_DEBUG
#undef p11_debug
#define p11_debug(format, ...) do { \
if (P11_DEBUG_FLAG & p11_debug_current_flags) \
p11_debug_message (P11_DEBUG_FLAG, "%s: " format, __PRETTY_FUNCTION__, ##__VA_ARGS__); \
} while (0)
#undef p11_debug_err
#define p11_debug_err(errnum, format, ...) do { \
if (P11_DEBUG_FLAG & p11_debug_current_flags) \
p11_debug_message_err (P11_DEBUG_FLAG, errnum, "%s: " format, __PRETTY_FUNCTION__, ##__VA_ARGS__); \
} while (0)
#undef p11_debugging
#define p11_debugging \
(P11_DEBUG_FLAG & p11_debug_current_flags)
#else /* !defined (WITH_DEBUG) */
#undef p11_debug
#define p11_debug(format, ...) \
do {} while (false)
#undef p11_debug_err
#define p11_debug_err(errnum, format, ...) \
do {} while (false)
#undef p11_debugging
#define p11_debugging (0)
#endif /* !defined (WITH_DEBUG) */
#endif /* defined (P11_DEBUG_FLAG) */
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