| | 1 | /* Cydia - iPhone UIKit Front-End for Debian APT |
| | 2 | * Copyright (C) 2008-2011 Jay Freeman (saurik) |
| | 3 | */ |
| | 4 | |
| | 5 | /* Modified BSD License {{{ */ |
| | 6 | /* |
| | 7 | * Redistribution and use in source and binary |
| | 8 | * forms, with or without modification, are permitted |
| | 9 | * provided that the following conditions are met: |
| | 10 | * |
| | 11 | * 1. Redistributions of source code must retain the |
| | 12 | * above copyright notice, this list of conditions |
| | 13 | * and the following disclaimer. |
| | 14 | * 2. Redistributions in binary form must reproduce the |
| | 15 | * above copyright notice, this list of conditions |
| | 16 | * and the following disclaimer in the documentation |
| | 17 | * and/or other materials provided with the |
| | 18 | * distribution. |
| | 19 | * 3. The name of the author may not be used to endorse |
| | 20 | * or promote products derived from this software |
| | 21 | * without specific prior written permission. |
| | 22 | * |
| | 23 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' |
| | 24 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, |
| | 25 | * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| | 26 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| | 27 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE |
| | 28 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| | 29 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| | 30 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| | 31 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| | 32 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| | 33 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
| | 34 | * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
| | 35 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| | 36 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| | 37 | */ |
| | 38 | /* }}} */ |
| | 39 | |
| | 40 | #ifndef CyteKit_UCPlatform_H |
| | 41 | #define CyteKit_UCPlatform_H |
| | 42 | |
| | 43 | #define __STDC_LIMIT_MACROS |
| | 44 | #include <stdint.h> |
| | 45 | |
| | 46 | #include <objc/objc.h> |
| | 47 | |
| | 48 | #include <sys/time.h> |
| | 49 | #include <time.h> |
| | 50 | |
| | 51 | #define _forever \ |
| | 52 | for (;;) |
| | 53 | |
| | 54 | extern struct timeval _ltv; |
| | 55 | extern bool _itv; |
| | 56 | |
| | 57 | #define _trace() do { \ |
| | 58 | struct timeval _ctv; \ |
| | 59 | gettimeofday(&_ctv, NULL); \ |
| | 60 | if (!_itv) { \ |
| | 61 | _itv = true; \ |
| | 62 | _ltv = _ctv; \ |
| | 63 | } \ |
| | 64 | fprintf(stderr, "%lu.%.6u[%f]:_trace()@%s:%u[%s]\n", \ |
| | 65 | _ctv.tv_sec, _ctv.tv_usec, \ |
| | 66 | (_ctv.tv_sec - _ltv.tv_sec) + (_ctv.tv_usec - _ltv.tv_usec) / 1000000.0, \ |
| | 67 | __FILE__, __LINE__, __FUNCTION__\ |
| | 68 | ); \ |
| | 69 | _ltv = _ctv; \ |
| | 70 | } while (false) |
| | 71 | |
| | 72 | #define _assert(test) do \ |
| | 73 | if (!(test)) { \ |
| | 74 | fprintf(stderr, "_assert(%d:%s)@%s:%u[%s]\n", errno, #test, __FILE__, __LINE__, __FUNCTION__); \ |
| | 75 | exit(-1); \ |
| | 76 | } \ |
| | 77 | while (false) |
| | 78 | |
| | 79 | #define _not(type) ((type) ~ (type) 0) |
| | 80 | |
| | 81 | #define _transient |
| | 82 | |
| | 83 | #define _label__(x) _label ## x |
| | 84 | #define _label_(y) _label__(y) |
| | 85 | #define _label _label_(__LINE__) |
| | 86 | |
| | 87 | #define _packed \ |
| | 88 | __attribute__((__packed__)) |
| | 89 | #define _finline \ |
| | 90 | inline __attribute__((__always_inline__)) |
| | 91 | |
| | 92 | #define _assume(e) \ |
| | 93 | _assert(e) |
| | 94 | |
| | 95 | #define _nodefault \ |
| | 96 | default: \ |
| | 97 | _assume(false); \ |
| | 98 | throw; |
| | 99 | |
| | 100 | #define _likely(expr) \ |
| | 101 | __builtin_expect(expr, 1) |
| | 102 | |
| | 103 | #define _unlikely(expr) \ |
| | 104 | __builtin_expect(expr, 0) |
| | 105 | |
| | 106 | #endif//CyteKit_UCPlatform_H |
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