1 /* dosish.h 2 * 3 * Copyright (C) 1993, 1994, 1996, 1997, 1998, 1999, 4 * 2000, 2001, 2002, by Larry Wall and others 5 * 6 * You may distribute under the terms of either the GNU General Public 7 * License or the Artistic License, as specified in the README file. 8 * 9 */ 10 #define ABORT() abort(); 11 12 #ifndef SH_PATH 13 #define SH_PATH "/bin/sh" 14 #endif 15 16 #ifdef DJGPP 17 # define BIT_BUCKET "nul" 18 # define OP_BINARY O_BINARY 19 # define PERL_SYS_INIT(c,v) MALLOC_CHECK_TAINT2(*c,*v) Perl_DJGPP_init(c,v) 20 # define init_os_extras Perl_init_os_extras 21 # include <signal.h> 22 # define HAS_UTIME 23 # define HAS_KILL 24 char *djgpp_pathexp (const char*); 25 void Perl_DJGPP_init (int *argcp,char ***argvp); 26 # if (DJGPP==2 && DJGPP_MINOR < 2) 27 # define NO_LOCALECONV_MON_THOUSANDS_SEP 28 # endif 29 # ifdef USE_5005THREADS 30 # define OLD_PTHREADS_API 31 # endif 32 # define PERL_FS_VER_FMT "%d_%d_%d" 33 #else /* DJGPP */ 34 # ifdef WIN32 35 # define PERL_SYS_INIT(c,v) MALLOC_CHECK_TAINT2(*c,*v) Perl_win32_init(c,v) 36 # define PERL_SYS_TERM() Perl_win32_term() 37 # define BIT_BUCKET "nul" 38 # else 39 # ifdef NETWARE 40 # define PERL_SYS_INIT(c,v) MALLOC_CHECK_TAINT2(*c,*v) Perl_nw5_init(c,v) 41 # define BIT_BUCKET "nwnul" 42 # else 43 # define PERL_SYS_INIT(c,v) MALLOC_CHECK_TAINT2(*c,*v) 44 # define BIT_BUCKET "\\dev\\nul" /* "wanna be like, umm, Newlined, or somethin?" */ 45 # endif /* NETWARE */ 46 # endif 47 #endif /* DJGPP */ 48 49 #ifndef PERL_SYS_TERM 50 # define PERL_SYS_TERM() OP_REFCNT_TERM; MALLOC_TERM 51 #endif 52 #define dXSUB_SYS 53 54 /* 55 * 5.003_07 and earlier keyed on #ifdef MSDOS for determining if we were 56 * running on DOS, *and* if we had to cope with 16 bit memory addressing 57 * constraints, *and* we need to have memory allocated as unsigned long. 58 * 59 * with the advent of *real* compilers for DOS, they are not locked together. 60 * MSDOS means "I am running on MSDOS". HAS_64K_LIMIT means "I have 61 * 16 bit memory addressing constraints". 62 * 63 * if you need the last, try #DEFINE MEM_SIZE unsigned long. 64 */ 65 #ifdef MSDOS 66 # ifndef DJGPP 67 # define HAS_64K_LIMIT 68 # endif 69 #endif 70 71 /* USEMYBINMODE 72 * This symbol, if defined, indicates that the program should 73 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure 74 * that a file is in "binary" mode -- that is, that no translation 75 * of bytes occurs on read or write operations. 76 */ 77 #undef USEMYBINMODE 78 79 /* Stat_t: 80 * This symbol holds the type used to declare buffers for information 81 * returned by stat(). It's usually just struct stat. It may be necessary 82 * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed 83 * information. 84 */ 85 #if defined(WIN64) || defined(USE_LARGE_FILES) 86 # if defined(__BORLANDC__) /* buk */ 87 # include <sys\stat.h> 88 # define Stat_t struct stati64 89 # else 90 #define Stat_t struct _stati64 91 # endif 92 #else 93 #if defined(UNDER_CE) 94 #define Stat_t struct xcestat 95 #else 96 #define Stat_t struct stat 97 #endif 98 #endif 99 100 /* USE_STAT_RDEV: 101 * This symbol is defined if this system has a stat structure declaring 102 * st_rdev 103 */ 104 #define USE_STAT_RDEV /**/ 105 106 /* ACME_MESS: 107 * This symbol, if defined, indicates that error messages should be 108 * should be generated in a format that allows the use of the Acme 109 * GUI/editor's autofind feature. 110 */ 111 #undef ACME_MESS /**/ 112 113 /* ALTERNATE_SHEBANG: 114 * This symbol, if defined, contains a "magic" string which may be used 115 * as the first line of a Perl program designed to be executed directly 116 * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG 117 * begins with a character other then #, then Perl will only treat 118 * it as a command line if it finds the string "perl" in the first 119 * word; otherwise it's treated as the first line of code in the script. 120 * (IOW, Perl won't hand off to another interpreter via an alternate 121 * shebang sequence that might be legal Perl code.) 122 */ 123 /* #define ALTERNATE_SHEBANG "#!" / **/ 124 125 /* 126 * fwrite1() should be a routine with the same calling sequence as fwrite(), 127 * but which outputs all of the bytes requested as a single stream (unlike 128 * fwrite() itself, which on some systems outputs several distinct records 129 * if the number_of_items parameter is >1). 130 */ 131 #define fwrite1 fwrite 132 133 #define Fstat(fd,bufptr) fstat((fd),(bufptr)) 134 #ifdef DJGPP 135 # define Fflush(fp) djgpp_fflush(fp) 136 #else 137 # define Fflush(fp) fflush(fp) 138 #endif 139 #define Mkdir(path,mode) mkdir((path),(mode)) 140 141 #ifndef WIN32 142 # define Stat(fname,bufptr) stat((fname),(bufptr)) 143 #else 144 # define HAS_IOCTL 145 # define HAS_UTIME 146 # define HAS_KILL 147 # define HAS_WAIT 148 # define HAS_CHOWN 149 #endif /* WIN32 */ 150 151 /* 152 * <rich@phekda.freeserve.co.uk>: The DJGPP port has code that converts 153 * the return code of system() into the form that Unixy wait usually 154 * returns: 155 * 156 * - signal number in bits 0-6; 157 * - core dump flag in bit 7; 158 * - exit code in bits 8-15. 159 * 160 * Bits 0-7 are always zero for DJGPP, because it uses system(). 161 * See djgpp.c. 162 * 163 * POSIX::W* use the W* macros from <sys/wait.h> to decode 164 * the return code. Unfortunately the W* macros for DJGPP use 165 * a different format than Unixy wait does. So there's a mismatch 166 * and, say, WEXITSTATUS($?) will return bogus values. 167 * 168 * So here we add hack to redefine the W* macros from DJGPP's <sys/wait.h> 169 * to work with our return-code conversion. 170 */ 171 172 #ifdef DJGPP 173 174 #include <sys/wait.h> 175 176 #undef WEXITSTATUS 177 #undef WIFEXITED 178 #undef WIFSIGNALED 179 #undef WIFSTOPPED 180 #undef WNOHANG 181 #undef WSTOPSIG 182 #undef WTERMSIG 183 #undef WUNTRACED 184 185 #define WEXITSTATUS(stat_val) ((stat_val) >> 8) 186 #define WIFEXITED(stat_val) 0 187 #define WIFSIGNALED(stat_val) 0 188 #define WIFSTOPPED(stat_val) 0 189 #define WNOHANG 0 190 #define WSTOPSIG(stat_val) 0 191 #define WTERMSIG(stat_val) 0 192 #define WUNTRACED 0 193 194 #endif 195