134 lines
4.6 KiB
C++
134 lines
4.6 KiB
C++
#ifndef cwCommonImpl_H
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#define cwCommonImpl_H
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#include "config.h"
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#include <cstdlib>
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#include <cstring>
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#include <cassert>
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#include <cctype>
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#include <cerrno>
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#include <climits>
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#include <cinttypes>
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#include <cfloat>
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#include <cmath>
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#include <algorithm> // std::min,std::max
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#include <utility> // std::forward
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#include <limits> // std::numeric_limits<
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#include <atomic>
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#include <cstdint>
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#if defined(OS_LINUX) || defined(OS_OSX)
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#define cwPOSIX_FILE_SYS
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#include <time.h> // timespec
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#include <netinet/in.h> // struct sockaddr_in
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#include <unistd.h> // close()
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#define cwPathSeparatorChar '/'
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#endif
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#define cwStringNullGuard(s) ((s)==nullptr ? "" : (s))
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#define cwAllFlags(f,m) (((f) & (m)) == (m)) // Test if all of a group 'm' of binary flags in 'f' are set.
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#define cwIsFlag(f,m) (((f) & (m)) ? true : false) // Test if any one of a the bits in 'm' is also set in 'f'.
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#define cwIsNotFlag(f,m) (cwIsFlag(f,m)==false) // Test if none of the bits in 'm' are set in 'f'.
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#define cwSetFlag(f,m) ((f) | (m)) // Return 'f' with the bits in 'm' set.
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#define cwClrFlag(f,m) ((f) & (~(m))) // Return 'f' with the bits in 'm' cleared.
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#define cwTogFlag(f,m) ((f)^(m)) // Return 'f' with the bits in 'm' toggled.
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#define cwEnaFlag(f,m,b) ((b) ? cwSetFlag(f,m) : cwClrFlag(f,m)) // Set or clear bits in 'f' based on bits in 'm' and the state of 'b'.
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// In-place assignment version of the above bit operations
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#define cwSetBits(f,m) ((f) |= (m)) // Set 'f' with the bits in 'm' set.
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#define cwClrBits(f,m) ((f) &= (~(m))) // Set 'f' with the bits in 'm' cleared.
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#define cwTogBits(f,m) ((f)^=(m)) // Return 'f' with the bits in 'm' toggled.
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#define cwEnaBits(f,m,b) ((b) ? cwSetBits(f,m) : cwClrBits(f,m)) // Set or clear bits in 'f' based on bits in 'm' and the state of 'b'.
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#define cwCountOf(a) (sizeof(a)/sizeof(a[0]))
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// Taken from here:
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// https://groups.google.com/forum/#!topic/comp.std.c/d-6Mj5Lko_s
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// and here:
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// https://stackoverflow.com/questions/4421681/how-to-count-the-number-of-arguments-passed-to-a-function-that-accepts-a-variabl
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#define cwPP_NARG(...) \
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cwPP_NARG_(__VA_ARGS__,cwPP_RSEQ_N())
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#define cwPP_NARG_(...) \
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cwPP_128TH_ARG(__VA_ARGS__)
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#define cwPP_128TH_ARG( \
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_1, _2, _3, _4, _5, _6, _7, _8, _9,_10, \
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_11,_12,_13,_14,_15,_16,_17,_18,_19,_20, \
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_21,_22,_23,_24,_25,_26,_27,_28,_29,_30, \
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_31,_32,_33,_34,_35,_36,_37,_38,_39,_40, \
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_41,_42,_43,_44,_45,_46,_47,_48,_49,_50, \
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_51,_52,_53,_54,_55,_56,_57,_58,_59,_60, \
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_61,_62,_63,_64,_65,_66,_67,_68,_69,_70, \
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_71,_72,_73,_74,_75,_76,_77,_78,_79,_80, \
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_81,_82,_83,_84,_85,_86,_87,_88,_89,_90, \
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_91,_92,_93,_94,_95,_96,_97,_98,_99,_100, \
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_101,_102,_103,_104,_105,_106,_107,_108,_109,_110, \
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_111,_112,_113,_114,_115,_116,_117,_118,_119,_120, \
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_121,_122,_123,_124,_125,_126,_127,N,...) N
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#define cwPP_RSEQ_N() \
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127,126,125,124,123,122,121,120, \
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119,118,117,116,115,114,113,112,111,110, \
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109,108,107,106,105,104,103,102,101,100, \
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99,98,97,96,95,94,93,92,91,90, \
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89,88,87,86,85,84,83,82,81,80, \
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79,78,77,76,75,74,73,72,71,70, \
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69,68,67,66,65,64,63,62,61,60, \
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59,58,57,56,55,54,53,52,51,50, \
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49,48,47,46,45,44,43,42,41,40, \
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39,38,37,36,35,34,33,32,31,30, \
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29,28,27,26,25,24,23,22,21,20, \
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19,18,17,16,15,14,13,12,11,10, \
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9,8,7,6,5,4,3,2,1,0
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namespace cw
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{
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#define cwAssert(cond) while(1){ if(!(cond)){ cwLogFatal(kAssertFailRC,"Assert failed on condition:%s",#cond ); } break; }
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template< typename H, typename T >
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T* handleToPtr( H h )
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{
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cwAssert( h.p != nullptr );
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return h.p;
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}
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typedef struct idLabelPair_str
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{
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unsigned id;
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const char* label;
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} idLabelPair_t;
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const char* idToLabel( const idLabelPair_t* array, unsigned id, unsigned eolId );
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unsigned labelToId( const idLabelPair_t* array, const char* label, unsigned eolId );
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inline rc_t rcSelect() { return kOkRC; }
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template<typename T, typename... ARGS>
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rc_t rcSelect(T rc, ARGS... args)
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{
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if( rc != kOkRC )
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return rc;
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return rcSelect(args...);
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}
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void sleepSec( unsigned secs ); // sleep seconds
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void sleepMs( unsigned ms ); // sleep milliseconds
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void sleepUs( unsigned us ); // sleep seconds
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void sleepNs( unsigned ns ); // sleep nanoseconds
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}
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#endif
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