X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=macro.h;h=622c08eeda89ef840f06ac24638ae01873d13469;hp=267da83a0f5b357bbe595d71a10fbf4b3c43d6dd;hb=05a602f468a4f00d36ee7da73f13c0b014786fea;hpb=6091827530d6dd43479d6709fb6e9f745c11e900 diff --git a/macro.h b/macro.h index 267da83a0..622c08eed 100644 --- a/macro.h +++ b/macro.h @@ -3,19 +3,41 @@ #ifndef foomacrohfoo #define foomacrohfoo +/*** + This file is part of systemd. + + Copyright 2010 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with systemd; If not, see . +***/ + #include #include -#define __printf_attr(a,b) __attribute__ ((format (printf, a, b))) -#define __sentinel __attribute__ ((sentinel)) -#define __noreturn __attribute__((noreturn)) -#define __unused __attribute__ ((unused)) -#define __destructor __attribute__ ((destructor)) -#define __pure __attribute__ ((pure)) -#define __const __attribute__ ((const)) -#define __deprecated __attribute__ ((deprecated)) -#define __packed __attribute__ ((packed)) -#define __malloc __attribute__ ((malloc)) +#define _printf_attr(a,b) __attribute__ ((format (printf, a, b))) +#define _sentinel __attribute__ ((sentinel)) +#define _noreturn __attribute__((noreturn)) +#define _unused __attribute__ ((unused)) +#define _destructor __attribute__ ((destructor)) +#define _pure __attribute__ ((pure)) +#define _const __attribute__ ((const)) +#define _deprecated __attribute__ ((deprecated)) +#define _packed __attribute__ ((packed)) +#define _malloc __attribute__ ((malloc)) +#define _weak __attribute__ ((weak)) +#define _likely(x) (__builtin_expect(!!(x),1)) +#define _unlikely(x) (__builtin_expect(!!(x),0)) /* Rounds up */ static inline size_t ALIGN(size_t l) { @@ -46,11 +68,28 @@ static inline size_t ALIGN(size_t l) { ((_x > _high) ? _high : ((_x < _low) ? _low : _x)); \ }) +#define assert_se(expr) \ + do { \ + if (_unlikely(!(expr))) \ + log_assert(__FILE__, __LINE__, __PRETTY_FUNCTION__, \ + "Assertion '%s' failed at %s:%u, function %s(). Aborting.", \ + #expr , __FILE__, __LINE__, __PRETTY_FUNCTION__); \ + } while (false) \ + +/* We override the glibc assert() here. */ +#undef assert +#ifdef NDEBUG +#define assert(expr) do {} while(false) +#else +#define assert(expr) assert_se(expr) +#endif - -#define assert_not_reached(t) assert(!(t)) - -#define assert_se(x) assert(x) +#define assert_not_reached(t) \ + do { \ + log_assert(__FILE__, __LINE__, __PRETTY_FUNCTION__, \ + "Code should not be reached '%s' at %s:%u, function %s(). Aborting.", \ + t, __FILE__, __LINE__, __PRETTY_FUNCTION__); \ + } while (false) #define assert_cc(expr) \ do { \ @@ -73,4 +112,19 @@ static inline size_t ALIGN(size_t l) { #define TO_INT32(p) ((int32_t) ((intptr_t) (p))) #define INT32_TO_PTR(u) ((void*) ((intptr_t) (u))) +#define memzero(x,l) (memset((x), 0, (l))) +#define zero(x) (memzero(&(x), sizeof(x))) + +#define char_array_0(x) x[sizeof(x)-1] = 0; + +#define IOVEC_SET_STRING(i, s) \ + do { \ + struct iovec *_i = &(i); \ + char *_s = (char *)(s); \ + _i->iov_base = _s; \ + _i->iov_len = strlen(_s); \ + } while(false); + +#include "log.h" + #endif