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comparison srogue/mdport.c @ 118:8d1dfc5a912c

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srogue: add a complete mdport.c. srogue/mdport.c is copied from rogue5/mdport.c, with slight changes.
author John "Elwin" Edwards
date Sun, 27 Apr 2014 08:29:14 -0700
parents ea71ef31d9be
children 458df24e973d
comparison
equal deleted inserted replaced
117:2c62bd925c17 118:8d1dfc5a912c
27 LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 SUCH DAMAGE. 29 SUCH DAMAGE.
30 */ 30 */
31 31
32 /* This is a temporary stub version of rogue5's mdport.c. It is only to make
33 * md_readchar() available until srogue is ported to autoconf. Then the
34 * whole file should work.
35 */
36
37 #include <stdlib.h> 32 #include <stdlib.h>
38 #include <string.h> 33 #include <string.h>
39 34
40 #if defined(_WIN32) 35 #if defined(_WIN32)
41 #include <Windows.h> 36 #include <Windows.h>
47 #pragma warning( default: 4201 ) 42 #pragma warning( default: 4201 )
48 #include <Shlwapi.h> 43 #include <Shlwapi.h>
49 #undef MOUSE_MOVED 44 #undef MOUSE_MOVED
50 #endif 45 #endif
51 46
47 #include <curses.h>
48 #include "rogue.h"
49
50 #if defined(HAVE_SYS_TYPES)
52 #include <sys/types.h> 51 #include <sys/types.h>
52 #endif
53
54 #if defined(HAVE_PROCESS_H)
55 #include <process.h>
56 #endif
57
58 #if defined(HAVE_PWD_H)
59 #include <pwd.h>
60 #endif
61
62 #if defined(HAVE_SYS_UTSNAME)
63 #include <sys/utsname.h>
64 #endif
65
66 #if defined(HAVE_ARPA_INET_H)
67 #include <arpa/inet.h> /* Solaris 2.8 required this for htonl() and ntohl() */
68 #endif
69
70 #if defined(HAVE_TERMIOS_H)
71 #include <termios.h>
72 #endif
73
74 #if defined(HAVE_UNISTD_H)
75 #ifndef __USE_GNU
76 #define __USE_GNU
77 #include <unistd.h>
78 #undef __USE_GNU
79 #else
80 #include <unistd.h>
81 #endif
82 #endif
53 83
54 #include <curses.h> /* AIX requires curses.h be included before term.h */ 84 #include <curses.h> /* AIX requires curses.h be included before term.h */
55 85
86 #if defined(HAVE_TERM_H)
87 #include <term.h>
88 #elif defined(HAVE_NCURSES_TERM_H)
89 #include <ncurses/term.h>
90 #endif
91
92 #if defined(HAVE_WORKING_FORK)
93 #include <sys/wait.h>
94 #endif
95
56 #include <ctype.h> 96 #include <ctype.h>
57 #include "rogue.h" 97 #include <fcntl.h>
98 #include <limits.h>
99 #include <sys/stat.h>
100 #include <signal.h>
101
102 #if !defined(PATH_MAX) && defined(_MAX_PATH)
103 #define PATH_MAX _MAX_PATH
104 #endif
105
106 #if !defined(PATH_MAX) && defined(_PATH_MAX)
107 #define PATH_MAX _PATH_MAX
108 #endif
109
110 #define NOOP(x) (x += 0)
111
112 void
113 md_init(void)
114 {
115 #if defined(__INTERIX)
116 char *term;
117
118 term = getenv("TERM");
119
120 if (term == NULL)
121 setenv("TERM","interix");
122 #elif defined(__DJGPP__)
123 _fmode = _O_BINARY;
124 #elif defined(_WIN32)
125 _fmode = _O_BINARY;
126 #endif
127
128 #if defined(HAVE_ESCDELAY) || defined(NCURSES_VERSION)
129 ESCDELAY=64;
130 #endif
131
132 #if defined(DUMP)
133 md_onsignal_default();
134 #else
135 md_onsignal_exit();
136 #endif
137 }
138
139 void
140 md_onsignal_default(void)
141 {
142 #ifdef SIGHUP
143 signal(SIGHUP, SIG_DFL);
144 #endif
145 #ifdef SIGQUIT
146 signal(SIGQUIT, SIG_DFL);
147 #endif
148 #ifdef SIGILL
149 signal(SIGILL, SIG_DFL);
150 #endif
151 #ifdef SIGTRAP
152 signal(SIGTRAP, SIG_DFL);
153 #endif
154 #ifdef SIGIOT
155 signal(SIGIOT, SIG_DFL);
156 #endif
157 #ifdef SIGEMT
158 signal(SIGEMT, SIG_DFL);
159 #endif
160 #ifdef SIGFPE
161 signal(SIGFPE, SIG_DFL);
162 #endif
163 #ifdef SIGBUS
164 signal(SIGBUS, SIG_DFL);
165 #endif
166 #ifdef SIGSEGV
167 signal(SIGSEGV, SIG_DFL);
168 #endif
169 #ifdef SIGSYS
170 signal(SIGSYS, SIG_DFL);
171 #endif
172 #ifdef SIGTERM
173 signal(SIGTERM, SIG_DFL);
174 #endif
175 }
176
177 void
178 md_onsignal_exit(void)
179 {
180 #ifdef SIGHUP
181 signal(SIGHUP, SIG_DFL);
182 #endif
183 #ifdef SIGQUIT
184 signal(SIGQUIT, exit);
185 #endif
186 #ifdef SIGILL
187 signal(SIGILL, exit);
188 #endif
189 #ifdef SIGTRAP
190 signal(SIGTRAP, exit);
191 #endif
192 #ifdef SIGIOT
193 signal(SIGIOT, exit);
194 #endif
195 #ifdef SIGEMT
196 signal(SIGEMT, exit);
197 #endif
198 #ifdef SIGFPE
199 signal(SIGFPE, exit);
200 #endif
201 #ifdef SIGBUS
202 signal(SIGBUS, exit);
203 #endif
204 #ifdef SIGSEGV
205 signal(SIGSEGV, exit);
206 #endif
207 #ifdef SIGSYS
208 signal(SIGSYS, exit);
209 #endif
210 #ifdef SIGTERM
211 signal(SIGTERM, exit);
212 #endif
213 }
214
215 extern void auto_save(int sig);
216 extern void endit(int sig);
217 extern void quit(int sig);
218
219 void
220 md_onsignal_autosave(void)
221 {
222
223 #ifdef SIGHUP
224 signal(SIGHUP, auto_save);
225 #endif
226 #ifdef SIGQUIT
227 signal(SIGQUIT, endit);
228 #endif
229 #ifdef SIGILL
230 signal(SIGILL, auto_save);
231 #endif
232 #ifdef SIGTRAP
233 signal(SIGTRAP, auto_save);
234 #endif
235 #ifdef SIGIOT
236 signal(SIGIOT, auto_save);
237 #endif
238 #ifdef SIGEMT
239 signal(SIGEMT, auto_save);
240 #endif
241 #ifdef SIGFPE
242 signal(SIGFPE, auto_save);
243 #endif
244 #ifdef SIGBUS
245 signal(SIGBUS, auto_save);
246 #endif
247 #ifdef SIGSEGV
248 signal(SIGSEGV, auto_save);
249 #endif
250 #ifdef SIGSYS
251 signal(SIGSYS, auto_save);
252 #endif
253 #ifdef SIGTERM
254 signal(SIGTERM, auto_save);
255 #endif
256 #ifdef SIGINT
257 signal(SIGINT, quit);
258 #endif
259 }
260
261 int
262 md_hasclreol(void)
263 {
264 #if defined(clr_eol)
265 #ifdef NCURSES_VERSION
266 if (cur_term == NULL)
267 return(0);
268 if (cur_term->type.Strings == NULL)
269 return(0);
270 #endif
271 return((clr_eol != NULL) && (*clr_eol != 0));
272 #elif defined(__PDCURSES__)
273 return(TRUE);
274 #else
275 return((CE != NULL) && (*CE != 0));
276 #endif
277 }
278
279 void
280 md_putchar(int c)
281 {
282 putchar(c);
283 }
284
285 #ifdef _WIN32
286 static int md_standout_mode = 0;
287 #endif
288
289 void
290 md_raw_standout(void)
291 {
292 #ifdef _WIN32
293 CONSOLE_SCREEN_BUFFER_INFO csbiInfo;
294 HANDLE hStdout;
295 WORD fgattr,bgattr;
296
297 if (md_standout_mode == 0)
298 {
299 hStdout = GetStdHandle(STD_OUTPUT_HANDLE);
300 GetConsoleScreenBufferInfo(hStdout, &csbiInfo);
301 fgattr = (csbiInfo.wAttributes & 0xF);
302 bgattr = (csbiInfo.wAttributes & 0xF0);
303 SetConsoleTextAttribute(hStdout,(fgattr << 4) | (bgattr >> 4));
304 md_standout_mode = 1;
305 }
306 #elif defined(SO)
307 tputs(SO,0,md_putchar);
308 fflush(stdout);
309 #endif
310 }
311
312 void
313 md_raw_standend(void)
314 {
315 #ifdef _WIN32
316 CONSOLE_SCREEN_BUFFER_INFO csbiInfo;
317 HANDLE hStdout;
318 WORD fgattr,bgattr;
319
320 if (md_standout_mode == 1)
321 {
322 hStdout = GetStdHandle(STD_OUTPUT_HANDLE);
323 GetConsoleScreenBufferInfo(hStdout, &csbiInfo);
324 fgattr = (csbiInfo.wAttributes & 0xF);
325 bgattr = (csbiInfo.wAttributes & 0xF0);
326 SetConsoleTextAttribute(hStdout,(fgattr << 4) | (bgattr >> 4));
327 md_standout_mode = 0;
328 }
329 #elif defined(SE)
330 tputs(SE,0,md_putchar);
331 fflush(stdout);
332 #endif
333 }
334
335 int
336 md_unlink_open_file(const char *file, FILE *inf)
337 {
338 #ifdef _WIN32
339 fclose(inf);
340 (void) _chmod(file, 0600);
341 return( _unlink(file) );
342 #else
343 return(unlink(file));
344 #endif
345 }
346
347 int
348 md_unlink(char *file)
349 {
350 #ifdef _WIN32
351 (void) _chmod(file, 0600);
352 return( _unlink(file) );
353 #else
354 return(unlink(file));
355 #endif
356 }
357
358 int
359 md_chmod(const char *filename, int mode)
360 {
361 #ifdef _WIN32
362 return( _chmod(filename, mode) );
363 #else
364 return( chmod(filename, mode) );
365 #endif
366 }
367
368 void
369 md_normaluser(void)
370 {
371 #if defined(HAVE_GETGID) && defined(HAVE_GETUID)
372 gid_t realgid = getgid();
373 uid_t realuid = getuid();
374
375 #if defined(HAVE_SETRESGID)
376 if (setresgid(-1, realgid, realgid) != 0) {
377 #elif defined (HAVE_SETREGID)
378 if (setregid(realgid, realgid) != 0) {
379 #elif defined (HAVE_SETGID)
380 if (setgid(realgid) != 0) {
381 #else
382 if (0) {
383 #endif
384 perror("Could not drop setgid privileges. Aborting.");
385 exit(1);
386 }
387
388 #if defined(HAVE_SETRESUID)
389 if (setresuid(-1, realuid, realuid) != 0) {
390 #elif defined(HAVE_SETREUID)
391 if (setreuid(realuid, realuid) != 0) {
392 #elif defined(HAVE_SETUID)
393 if (setuid(realuid) != 0) {
394 #else
395 if (0) {
396 #endif
397 perror("Could not drop setuid privileges. Aborting.");
398 exit(1);
399 }
400 #endif
401 }
402
403 uid_t
404 md_getuid(void)
405 {
406 #ifdef HAVE_GETUID
407 return( getuid() );
408 #else
409 return(42);
410 #endif
411 }