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398
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1 /* system description file for mingw32.
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2 Copyright (C) 1993, 1994, 1995, 1999 Free Software Foundation, Inc.
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3
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4 This file is part of GNU Emacs.
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5
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6 GNU Emacs is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 2, or (at your option)
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9 any later version.
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10
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11 GNU Emacs is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with XEmacs; see the file COPYING. If not, write to
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18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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19 Boston, MA 02111-1307, USA. */
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20
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21 /* based on cygwin32.h by Andy Piper <andy@xemacs.org> */
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22
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23 #ifndef WINDOWSNT
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24 #define WINDOWSNT
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25 #endif
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26
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27 #ifndef DOS_NT
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28 #define DOS_NT /* MSDOS or WINDOWSNT */
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29 #endif
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30
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31 #define PBS_SMOOTH 0x01
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32
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33 #ifdef HAVE_MS_WINDOWS
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34 #define HAVE_NTGUI
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35 #define HAVE_FACES
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36 #endif
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37
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38 #ifndef ORDINARY_LINK
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39 #define ORDINARY_LINK
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40 #endif
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41
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42 #define C_SWITCH_SYSTEM "-mno-cygwin -Wno-sign-compare -fno-caller-saves -Int/inc -I../nt/inc -DWINDOWSNT"
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43 #define LIBS_SYSTEM "-mno-cygwin -lwinmm -lwsock32"
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44
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45 #define TEXT_START -1
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46 #define TEXT_END -1
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47 #define DATA_END -1
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48 #define HEAP_IN_DATA
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49 #define UNEXEC "unexcw.o"
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50
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51 #define TIME_ONESHOT 0
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52 #define TIME_PERIODIC 1
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53 #define LOCALE_USE_CP_ACP 0x40000000
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54 #define SHGFI_EXETYPE 0x2000
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55 #define NSIG 23
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56
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57 #ifndef SPI_GETWHEELSCROLLLINES
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58 #define SPI_GETWHEELSCROLLLINES 104
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59 #endif
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60 #ifndef WHEEL_PAGESCROLL
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61 #define WHEEL_PAGESCROLL (UINT_MAX)
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62 #endif
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63 #ifndef WHEEL_DELTA
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64 #define WHEEL_DELTA 120
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65 #endif
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66 #ifndef WM_MOUSEWHEEL
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67 #define WM_MOUSEWHEEL 0x20A
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68 #endif
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69
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70 /* translate NT world unexec stuff to our a.out definitions */
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71
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72 #define strnicmp strncasecmp
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73 /* #ifndef HAVE_SOCKETS */
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74 #define HAVE_SOCKETS
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75 /* #endif */
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76 #define OBJECTS_SYSTEM ntplay.o nt.o ntheap.o ntproc.o dired-msw.o
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77 #define HAVE_NATIVE_SOUND
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78
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79 #undef MAIL_USE_SYSTEM_LOCK
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80 #define MAIL_USE_POP
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81 #define HAVE_MSW_C_DIRED
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82
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83 /* Define NO_ARG_ARRAY if you cannot take the address of the first of a
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84 * group of arguments and treat it as an array of the arguments. */
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85
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86 #define NO_ARG_ARRAY
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87
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88 /* Define WORD_MACHINE if addresses and such have
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89 * to be corrected before they can be used as byte counts. */
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90
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91 #define WORD_MACHINE
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92
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93 /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
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94 the 24-bit bit field into an int. In other words, if bit fields
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95 are always unsigned.
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96
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97 If you use NO_UNION_TYPE, this flag does not matter. */
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98
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99 #define EXPLICIT_SIGN_EXTEND
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100 /* System calls that are encapsulated */
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101 #define ENCAPSULATE_RENAME
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102 #define ENCAPSULATE_OPEN
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103 #define ENCAPSULATE_FOPEN
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104 #define ENCAPSULATE_MKDIR
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105
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106 /* Data type of load average, as read out of kmem. */
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107
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108 #define LOAD_AVE_TYPE long
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109
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110 /* Convert that into an integer that is 100 for a load average of 1.0 */
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111
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112 #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
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113
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114 /* Define VIRT_ADDR_VARIES if the virtual addresses of
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115 pure and impure space as loaded can vary, and even their
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116 relative order cannot be relied on.
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117
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118 Otherwise Emacs assumes that text space precedes data space,
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119 numerically. */
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120
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121 /* Text does precede data space, but this is never a safe assumption. */
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122 #define VIRT_ADDR_VARIES
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123
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124 /* set this if you have a new version of cygwin
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125 #define DATA_SEG_BITS 0x10000000
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126 */
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127
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128 /* If you are compiling with a non-C calling convention but need to
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129 declare vararg routines differently, put it here */
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130 #define _VARARGS_ __cdecl
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131
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132 /* If you are providing a function to something that will call the
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133 function back (like a signal handler and signal, or main) its calling
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134 convention must be whatever standard the libraries expect */
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135 #define _CALLBACK_ __cdecl
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136
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137 /* SYSTEM_TYPE should indicate the kind of system you are using.
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138 It sets the Lisp variable system-type. */
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139
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140 #define SYSTEM_TYPE "windows-nt"
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141
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142 #define NO_MATHERR
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143
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144 /* define MAIL_USE_FLOCK if the mailer uses flock
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145 to interlock access to /usr/spool/mail/$USER.
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146 The alternative is that a lock file named
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147 /usr/spool/mail/$USER.lock. */
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148
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149 /* If the character used to separate elements of the executable path
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150 is not ':', #define this to be the appropriate character constant. */
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151 #define SEPCHAR ';'
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152
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153 /* ============================================================ */
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154
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155 /* Here, add any special hacks needed
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156 to make Emacs work on this system. For example,
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157 you might define certain system call names that don't
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158 exist on your system, or that do different things on
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159 your system and must be used only through an encapsulation
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160 (Which you should place, by convention, in sysdep.c). */
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161
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162 /* Define this to be the separator between devices and paths */
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163 #define DEVICE_SEP ':'
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164
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165 #define DIRECTORY_SEP '\\'
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166
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167 /* The null device on Windows NT. */
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168 #define NULL_DEVICE "NUL:"
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169 #define EXEC_SUFFIXES ".exe:.com:.bat:.cmd:"
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170 /* We'll support either convention on NT. */
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171 #define IS_DIRECTORY_SEP(_c_) ((_c_) == '/' || (_c_) == '\\')
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172 #define IS_ANY_SEP(_c_) (IS_DIRECTORY_SEP (_c_) || IS_DEVICE_SEP (_c_))
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173 #define EXEC_SUFFIXES ".exe:.com:.bat:.cmd:"
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174
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175 /* We need a little extra space, see ../../lisp/loadup.el */
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176 #define SYSTEM_PURESIZE_EXTRA 15000
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177
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178 #ifndef NOT_C_CODE
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179 #include <stdlib.h>
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180 #include <mingw32/process.h>
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181 #define mkdir __mkdir
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182 #include <dir.h>
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183 #undef mkdir
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184 #ifdef HAVE_CYGWIN_VERSION_H
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185 #include <cygwin/version.h>
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186 #endif
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187
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188 typedef unsigned int MMRESULT;
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189 typedef struct timecaps_tag {
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190 unsigned int wPeriodMin;
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191 unsigned int wPeriodMax;
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192 } TIMECAPS;
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193
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194 /* IO calls that are emulated or shadowed */
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195 #define pipe sys_pipe
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196 int sys_pipe (int * phandles);
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197
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198 #ifndef HAVE_X_WINDOWS
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199 #define sleep sys_sleep
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200 void sleep (int seconds);
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201 #endif
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202
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203 /* subprocess calls that are emulated */
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204 #define spawnve sys_spawnve
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205 int spawnve (int mode, const char *cmdname,
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206 const char * const *argv, const char *const *envp);
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207
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208 #define wait sys_wait
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209 int wait (int *status);
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210
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211 #define kill sys_kill
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212 int kill (int pid, int sig);
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213
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214 /* map to MSVC names */
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215 #define popen _popen
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216 #define pclose _pclose
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217
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218 typedef int uid_t;
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219 typedef int gid_t;
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220 typedef int pid_t;
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221 typedef int ssize_t;
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222
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223 /* Encapsulation of system calls */
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224 #ifndef DONT_ENCAPSULATE
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225 #define getpid sys_getpid
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226 pid_t getpid (void);
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227 #endif
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228
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229 #define DONT_USE_LITOUT
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230
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231 /* Random global functions called everywhere. Implemented in nt.c */
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232 /* #### Most of these are FSFisms and must be avoided */
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233 /* #### All of these are FSFisms and must be avoided */
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234 void dostounix_filename (char *p);
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235 void unixtodos_filename (char *p);
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236 int crlf_to_lf (int n, unsigned char *buf, unsigned int *lf_count);
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237
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238 char *getwd (char *dir);
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239
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240 void *sbrk (unsigned long increment);
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241
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242 struct passwd;
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243 struct passwd *getpwuid (uid_t uid);
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244 struct passwd *getpwnam (const char *name);
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245 uid_t getuid (void);
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246 uid_t geteuid (void);
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247 gid_t getgid (void);
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248 gid_t getegid (void);
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249 #define _timeb timeb
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250
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251 /* Stuff that gets set wrongly or otherwise */
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252 #define HAVE_SETITIMER
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253 #define HAVE_GETTIMEOFDAY
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254 #define HAVE_SELECT
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255 /*#define HAVE_STRUCT_UTIMBUF*/
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256
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257 #undef GETTIMEOFDAY_ONE_ARGUMENT
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258 #undef HAVE_SYS_WAIT_H
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259 #undef HAVE_TERMIOS
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260 #undef SYSV_SYSTEM_DIR
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261
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262 /* We now have emulation for some signals */
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263 #define HAVE_SIGHOLD
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264 #define sigset(s,h) msw_sigset(s,h)
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265 #define sighold(s) msw_sighold(s)
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266 #define sigrelse(s) msw_sigrelse(s)
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267 #define sigpause(s) msw_sigpause(s)
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268 #define signal sigset
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269
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270 /* Defines that we need that aren't in the standard signal.h */
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271 #define SIGHUP 1 /* Hang up */
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272 #define SIGQUIT 3 /* Quit process */
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273 #define SIGKILL 9 /* Die, die die */
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274 #define SIGALRM 14 /* Alarm */
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275 #define SIGPROF 29 /* Profiling timer exp */
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276
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277 #ifndef MAXPATHLEN
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278 #define MAXPATHLEN _MAX_PATH
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279 #endif
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280
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281 /* For integration with MSDOS support. */
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282 #define getdisk() (_getdrive () - 1)
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283 #define getdefdir(_drv, _buf) _getdcwd (_drv, _buf, MAXPATHLEN)
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284 #endif
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285
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286 /* Define for those source files that do not include enough NT
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287 system files. */
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288 #ifndef NULL
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289 #ifdef __cplusplus
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290 #define NULL 0
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291 #else
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292 #define NULL ((void *)0)
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293 #endif
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294 #endif
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295
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296 /* Define process implementation */
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297 #define HAVE_WIN32_PROCESSES
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298
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299 /* ============================================================ */
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300
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