1 | /* dosish.h
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2 | *
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3 | * Copyright (C) 1993, 1994, 1996, 1997, 1998, 1999,
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4 | * 2000, 2001, 2002, by Larry Wall and others
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5 | *
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6 | * You may distribute under the terms of either the GNU General Public
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7 | * License or the Artistic License, as specified in the README file.
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8 | *
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9 | */
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10 | #define ABORT() abort();
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11 |
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12 | #ifndef SH_PATH
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13 | #define SH_PATH "/bin/sh"
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14 | #endif
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15 |
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16 | #ifdef DJGPP
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17 | # define BIT_BUCKET "nul"
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18 | # define OP_BINARY O_BINARY
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19 | # define PERL_SYS_INIT(c,v) MALLOC_CHECK_TAINT2(*c,*v) Perl_DJGPP_init(c,v)
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20 | # define init_os_extras Perl_init_os_extras
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21 | # include <signal.h>
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22 | # define HAS_UTIME
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23 | # define HAS_KILL
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24 | char *djgpp_pathexp (const char*);
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25 | void Perl_DJGPP_init (int *argcp,char ***argvp);
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26 | # if (DJGPP==2 && DJGPP_MINOR < 2)
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27 | # define NO_LOCALECONV_MON_THOUSANDS_SEP
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28 | # endif
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29 | # ifdef USE_5005THREADS
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30 | # define OLD_PTHREADS_API
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31 | # endif
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32 | # define PERL_FS_VER_FMT "%d_%d_%d"
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33 | #else /* DJGPP */
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34 | # ifdef WIN32
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35 | # define PERL_SYS_INIT(c,v) MALLOC_CHECK_TAINT2(*c,*v) Perl_win32_init(c,v)
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36 | # define PERL_SYS_TERM() Perl_win32_term()
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37 | # define BIT_BUCKET "nul"
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38 | # else
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39 | # ifdef NETWARE
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40 | # define PERL_SYS_INIT(c,v) MALLOC_CHECK_TAINT2(*c,*v) Perl_nw5_init(c,v)
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41 | # define BIT_BUCKET "nwnul"
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42 | # else
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43 | # define PERL_SYS_INIT(c,v) MALLOC_CHECK_TAINT2(*c,*v)
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44 | # define BIT_BUCKET "\\dev\\nul" /* "wanna be like, umm, Newlined, or somethin?" */
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45 | # endif /* NETWARE */
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46 | # endif
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47 | #endif /* DJGPP */
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48 |
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49 | #ifndef PERL_SYS_TERM
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50 | # define PERL_SYS_TERM() OP_REFCNT_TERM; MALLOC_TERM
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51 | #endif
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52 | #define dXSUB_SYS
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53 |
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54 | /*
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55 | * 5.003_07 and earlier keyed on #ifdef MSDOS for determining if we were
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56 | * running on DOS, *and* if we had to cope with 16 bit memory addressing
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57 | * constraints, *and* we need to have memory allocated as unsigned long.
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58 | *
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59 | * with the advent of *real* compilers for DOS, they are not locked together.
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60 | * MSDOS means "I am running on MSDOS". HAS_64K_LIMIT means "I have
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61 | * 16 bit memory addressing constraints".
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62 | *
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63 | * if you need the last, try #DEFINE MEM_SIZE unsigned long.
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64 | */
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65 | #ifdef MSDOS
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66 | # ifndef DJGPP
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67 | # define HAS_64K_LIMIT
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68 | # endif
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69 | #endif
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70 |
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71 | /* USEMYBINMODE
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72 | * This symbol, if defined, indicates that the program should
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73 | * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
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74 | * that a file is in "binary" mode -- that is, that no translation
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75 | * of bytes occurs on read or write operations.
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76 | */
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77 | #undef USEMYBINMODE
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78 |
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79 | /* Stat_t:
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80 | * This symbol holds the type used to declare buffers for information
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81 | * returned by stat(). It's usually just struct stat. It may be necessary
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82 | * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
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83 | * information.
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84 | */
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85 | #if defined(WIN64) || defined(USE_LARGE_FILES)
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86 | # if defined(__BORLANDC__) /* buk */
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87 | # include <sys\stat.h>
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88 | # define Stat_t struct stati64
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89 | # else
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90 | #define Stat_t struct _stati64
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91 | # endif
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92 | #else
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93 | #if defined(UNDER_CE)
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94 | #define Stat_t struct xcestat
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95 | #else
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96 | #define Stat_t struct stat
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97 | #endif
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98 | #endif
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99 |
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100 | /* USE_STAT_RDEV:
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101 | * This symbol is defined if this system has a stat structure declaring
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102 | * st_rdev
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103 | */
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104 | #define USE_STAT_RDEV /**/
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105 |
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106 | /* ACME_MESS:
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107 | * This symbol, if defined, indicates that error messages should be
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108 | * should be generated in a format that allows the use of the Acme
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109 | * GUI/editor's autofind feature.
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110 | */
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111 | #undef ACME_MESS /**/
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112 |
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113 | /* ALTERNATE_SHEBANG:
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114 | * This symbol, if defined, contains a "magic" string which may be used
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115 | * as the first line of a Perl program designed to be executed directly
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116 | * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
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117 | * begins with a character other then #, then Perl will only treat
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118 | * it as a command line if it finds the string "perl" in the first
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119 | * word; otherwise it's treated as the first line of code in the script.
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120 | * (IOW, Perl won't hand off to another interpreter via an alternate
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121 | * shebang sequence that might be legal Perl code.)
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122 | */
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123 | /* #define ALTERNATE_SHEBANG "#!" / **/
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124 |
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125 | /*
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126 | * fwrite1() should be a routine with the same calling sequence as fwrite(),
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127 | * but which outputs all of the bytes requested as a single stream (unlike
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128 | * fwrite() itself, which on some systems outputs several distinct records
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129 | * if the number_of_items parameter is >1).
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130 | */
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131 | #define fwrite1 fwrite
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132 |
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133 | #define Fstat(fd,bufptr) fstat((fd),(bufptr))
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134 | #ifdef DJGPP
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135 | # define Fflush(fp) djgpp_fflush(fp)
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136 | #else
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137 | # define Fflush(fp) fflush(fp)
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138 | #endif
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139 | #define Mkdir(path,mode) mkdir((path),(mode))
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140 |
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141 | #ifndef WIN32
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142 | # define Stat(fname,bufptr) stat((fname),(bufptr))
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143 | #else
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144 | # define HAS_IOCTL
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145 | # define HAS_UTIME
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146 | # define HAS_KILL
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147 | # define HAS_WAIT
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148 | # define HAS_CHOWN
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149 | #endif /* WIN32 */
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150 |
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151 | /*
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152 | * <[email protected]>: The DJGPP port has code that converts
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153 | * the return code of system() into the form that Unixy wait usually
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154 | * returns:
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155 | *
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156 | * - signal number in bits 0-6;
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157 | * - core dump flag in bit 7;
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158 | * - exit code in bits 8-15.
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159 | *
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160 | * Bits 0-7 are always zero for DJGPP, because it uses system().
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161 | * See djgpp.c.
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162 | *
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163 | * POSIX::W* use the W* macros from <sys/wait.h> to decode
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164 | * the return code. Unfortunately the W* macros for DJGPP use
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165 | * a different format than Unixy wait does. So there's a mismatch
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166 | * and, say, WEXITSTATUS($?) will return bogus values.
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167 | *
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168 | * So here we add hack to redefine the W* macros from DJGPP's <sys/wait.h>
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169 | * to work with our return-code conversion.
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170 | */
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171 |
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172 | #ifdef DJGPP
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173 |
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174 | #include <sys/wait.h>
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175 |
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176 | #undef WEXITSTATUS
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177 | #undef WIFEXITED
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178 | #undef WIFSIGNALED
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179 | #undef WIFSTOPPED
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180 | #undef WNOHANG
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181 | #undef WSTOPSIG
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182 | #undef WTERMSIG
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183 | #undef WUNTRACED
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184 |
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185 | #define WEXITSTATUS(stat_val) ((stat_val) >> 8)
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186 | #define WIFEXITED(stat_val) 0
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187 | #define WIFSIGNALED(stat_val) 0
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188 | #define WIFSTOPPED(stat_val) 0
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189 | #define WNOHANG 0
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190 | #define WSTOPSIG(stat_val) 0
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191 | #define WTERMSIG(stat_val) 0
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192 | #define WUNTRACED 0
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193 |
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194 | #endif
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