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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: utils.cpp | |
3 | // Purpose: | |
4 | // Author: Robert Roebling | |
5 | // Created: 01/02/97 | |
6 | // Id: | |
7 | // Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem | |
8 | // Licence: wxWindows licence | |
9 | ///////////////////////////////////////////////////////////////////////////// | |
10 | ||
11 | ||
12 | //#ifdef __GNUG__ | |
13 | //#pragma implementation "utils.h" | |
14 | //#endif | |
15 | ||
16 | #include "wx/utils.h" | |
17 | #include "wx/string.h" | |
18 | ||
19 | #include <stdarg.h> | |
20 | #include <dirent.h> | |
21 | #include <string.h> | |
22 | #include <sys/stat.h> | |
23 | #include <sys/types.h> | |
24 | #include <unistd.h> | |
25 | #include <sys/wait.h> | |
26 | #include <pwd.h> | |
27 | #include <errno.h> | |
28 | #include <netdb.h> | |
29 | #include <signal.h> | |
30 | ||
31 | #ifdef __SVR4__ | |
32 | #include <sys/systeminfo.h> | |
33 | #endif | |
34 | ||
35 | //------------------------------------------------------------------------ | |
36 | // misc. | |
37 | //------------------------------------------------------------------------ | |
38 | ||
39 | void wxBell(void) | |
40 | { | |
41 | gdk_beep(); | |
42 | }; | |
43 | ||
44 | void wxSleep(int nSecs) | |
45 | { | |
46 | sleep(nSecs); | |
47 | }; | |
48 | ||
49 | int wxKill(long pid, int sig) | |
50 | { | |
51 | return kill(pid, sig); | |
52 | }; | |
53 | ||
54 | void wxDisplaySize( int *width, int *height ) | |
55 | { | |
56 | if (width) *width = gdk_screen_width(); | |
57 | if (height) *height = gdk_screen_height(); | |
58 | } | |
59 | ||
60 | //------------------------------------------------------------------------ | |
61 | // user and home routines | |
62 | //------------------------------------------------------------------------ | |
63 | ||
64 | char* wxGetHomeDir( char *dest ) | |
65 | { | |
66 | wxString tmp = wxGetUserHome( wxString() ); | |
67 | if (tmp.IsNull()) | |
68 | strcpy( wxBuffer, "/" ); | |
69 | else | |
70 | strcpy( wxBuffer, tmp ); | |
71 | if (dest) strcpy( dest, WXSTRINGCAST tmp ); | |
72 | return wxBuffer; | |
73 | }; | |
74 | ||
75 | char *wxGetUserHome( const wxString &user ) | |
76 | { | |
77 | struct passwd *who = NULL; | |
78 | ||
79 | if (user.IsNull() || (user== "")) | |
80 | { | |
81 | register char *ptr; | |
82 | ||
83 | if ((ptr = getenv("HOME")) != NULL) | |
84 | return ptr; | |
85 | if ((ptr = getenv("USER")) != NULL | |
86 | || (ptr = getenv("LOGNAME")) != NULL) { | |
87 | who = getpwnam(ptr); | |
88 | } | |
89 | // We now make sure the the user exists! | |
90 | if (who == NULL) | |
91 | who = getpwuid(getuid()); | |
92 | } | |
93 | else | |
94 | who = getpwnam (user); | |
95 | ||
96 | return who ? who->pw_dir : (char*)NULL; | |
97 | }; | |
98 | ||
99 | //------------------------------------------------------------------------ | |
100 | // id routines | |
101 | //------------------------------------------------------------------------ | |
102 | ||
103 | bool wxGetHostName(char *buf, int sz) | |
104 | { | |
105 | *buf = '\0'; | |
106 | #if defined(__SVR4__) && !defined(__sgi) | |
107 | return (sysinfo(SI_HOSTNAME, buf, sz) != -1); | |
108 | #else /* BSD Sockets */ | |
109 | char name[255]; | |
110 | struct hostent *h; | |
111 | // Get hostname | |
112 | if (gethostname(name, sizeof(name)/sizeof(char)-1) == -1) | |
113 | return FALSE; | |
114 | // Get official full name of host | |
115 | strncpy(buf, (h=gethostbyname(name))!=NULL ? h->h_name : name, sz-1); | |
116 | return TRUE; | |
117 | #endif | |
118 | } | |
119 | ||
120 | bool wxGetUserId(char *buf, int sz) | |
121 | { | |
122 | struct passwd *who; | |
123 | ||
124 | *buf = '\0'; | |
125 | if ((who = getpwuid(getuid ())) != NULL) { | |
126 | strncpy (buf, who->pw_name, sz-1); | |
127 | return TRUE; | |
128 | } | |
129 | return FALSE; | |
130 | } | |
131 | ||
132 | bool wxGetUserName(char *buf, int sz) | |
133 | { | |
134 | struct passwd *who; | |
135 | ||
136 | *buf = '\0'; | |
137 | if ((who = getpwuid (getuid ())) != NULL) { | |
138 | strncpy (buf, who->pw_gecos, sz - 1); | |
139 | return TRUE; | |
140 | } | |
141 | return FALSE; | |
142 | } | |
143 | ||
144 | //------------------------------------------------------------------------ | |
145 | // error and debug output routines | |
146 | //------------------------------------------------------------------------ | |
147 | ||
148 | void wxDebugMsg( const char *format, ... ) | |
149 | { | |
150 | va_list ap; | |
151 | va_start( ap, format ); | |
152 | vfprintf( stderr, format, ap ); | |
153 | fflush( stderr ); | |
154 | va_end(ap); | |
155 | }; | |
156 | ||
157 | void wxError( const wxString &msg, const wxString &title ) | |
158 | { | |
159 | fprintf( stderr, "Error " ); | |
160 | if (!title.IsNull()) fprintf( stderr, "%s ", WXSTRINGCAST(title) ); | |
161 | if (!msg.IsNull()) fprintf( stderr, ": %s", WXSTRINGCAST(msg) ); | |
162 | fprintf( stderr, ".\n" ); | |
163 | }; | |
164 | ||
165 | void wxFatalError( const wxString &msg, const wxString &title ) | |
166 | { | |
167 | fprintf( stderr, "Error " ); | |
168 | if (!title.IsNull()) fprintf( stderr, "%s ", WXSTRINGCAST(title) ); | |
169 | if (!msg.IsNull()) fprintf( stderr, ": %s", WXSTRINGCAST(msg) ); | |
170 | fprintf( stderr, ".\n" ); | |
171 | exit(1); | |
172 | }; | |
173 | ||
174 | //------------------------------------------------------------------------ | |
175 | // directory routines | |
176 | //------------------------------------------------------------------------ | |
177 | ||
178 | bool wxDirExists( const wxString& dir ) | |
179 | { | |
180 | char buf[500]; | |
181 | strcpy( buf, WXSTRINGCAST(dir) ); | |
182 | struct stat sbuf; | |
183 | return ((stat(buf, &sbuf) != -1) && S_ISDIR(sbuf.st_mode) ? TRUE : FALSE); | |
184 | }; | |
185 | ||
186 | //------------------------------------------------------------------------ | |
187 | // wild character routines | |
188 | //------------------------------------------------------------------------ | |
189 | ||
190 | bool wxIsWild( const wxString& pattern ) | |
191 | { | |
192 | wxString tmp = pattern; | |
193 | char *pat = WXSTRINGCAST(tmp); | |
194 | while (*pat) { | |
195 | switch (*pat++) { | |
196 | case '?': case '*': case '[': case '{': | |
197 | return TRUE; | |
198 | case '\\': | |
199 | if (!*pat++) | |
200 | return FALSE; | |
201 | } | |
202 | } | |
203 | return FALSE; | |
204 | }; | |
205 | ||
206 | ||
207 | bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special ) | |
208 | { | |
209 | wxString tmp1 = pat; | |
210 | char *pattern = WXSTRINGCAST(tmp1); | |
211 | wxString tmp2 = text; | |
212 | char *str = WXSTRINGCAST(tmp2); | |
213 | char c; | |
214 | char *cp; | |
215 | bool done = FALSE, ret_code, ok; | |
216 | // Below is for vi fans | |
217 | const char OB = '{', CB = '}'; | |
218 | ||
219 | // dot_special means '.' only matches '.' | |
220 | if (dot_special && *str == '.' && *pattern != *str) | |
221 | return FALSE; | |
222 | ||
223 | while ((*pattern != '\0') && (!done) | |
224 | && (((*str=='\0')&&((*pattern==OB)||(*pattern=='*')))||(*str!='\0'))) { | |
225 | switch (*pattern) { | |
226 | case '\\': | |
227 | pattern++; | |
228 | if (*pattern != '\0') | |
229 | pattern++; | |
230 | break; | |
231 | case '*': | |
232 | pattern++; | |
233 | ret_code = FALSE; | |
234 | while ((*str!='\0') | |
235 | && (!(ret_code=wxMatchWild(pattern, str++, FALSE)))) | |
236 | /*loop*/; | |
237 | if (ret_code) { | |
238 | while (*str != '\0') | |
239 | str++; | |
240 | while (*pattern != '\0') | |
241 | pattern++; | |
242 | } | |
243 | break; | |
244 | case '[': | |
245 | pattern++; | |
246 | repeat: | |
247 | if ((*pattern == '\0') || (*pattern == ']')) { | |
248 | done = TRUE; | |
249 | break; | |
250 | } | |
251 | if (*pattern == '\\') { | |
252 | pattern++; | |
253 | if (*pattern == '\0') { | |
254 | done = TRUE; | |
255 | break; | |
256 | } | |
257 | } | |
258 | if (*(pattern + 1) == '-') { | |
259 | c = *pattern; | |
260 | pattern += 2; | |
261 | if (*pattern == ']') { | |
262 | done = TRUE; | |
263 | break; | |
264 | } | |
265 | if (*pattern == '\\') { | |
266 | pattern++; | |
267 | if (*pattern == '\0') { | |
268 | done = TRUE; | |
269 | break; | |
270 | } | |
271 | } | |
272 | if ((*str < c) || (*str > *pattern)) { | |
273 | pattern++; | |
274 | goto repeat; | |
275 | } | |
276 | } else if (*pattern != *str) { | |
277 | pattern++; | |
278 | goto repeat; | |
279 | } | |
280 | pattern++; | |
281 | while ((*pattern != ']') && (*pattern != '\0')) { | |
282 | if ((*pattern == '\\') && (*(pattern + 1) != '\0')) | |
283 | pattern++; | |
284 | pattern++; | |
285 | } | |
286 | if (*pattern != '\0') { | |
287 | pattern++, str++; | |
288 | } | |
289 | break; | |
290 | case '?': | |
291 | pattern++; | |
292 | str++; | |
293 | break; | |
294 | case OB: | |
295 | pattern++; | |
296 | while ((*pattern != CB) && (*pattern != '\0')) { | |
297 | cp = str; | |
298 | ok = TRUE; | |
299 | while (ok && (*cp != '\0') && (*pattern != '\0') | |
300 | && (*pattern != ',') && (*pattern != CB)) { | |
301 | if (*pattern == '\\') | |
302 | pattern++; | |
303 | ok = (*pattern++ == *cp++); | |
304 | } | |
305 | if (*pattern == '\0') { | |
306 | ok = FALSE; | |
307 | done = TRUE; | |
308 | break; | |
309 | } else if (ok) { | |
310 | str = cp; | |
311 | while ((*pattern != CB) && (*pattern != '\0')) { | |
312 | if (*++pattern == '\\') { | |
313 | if (*++pattern == CB) | |
314 | pattern++; | |
315 | } | |
316 | } | |
317 | } else { | |
318 | while (*pattern!=CB && *pattern!=',' && *pattern!='\0') { | |
319 | if (*++pattern == '\\') { | |
320 | if (*++pattern == CB || *pattern == ',') | |
321 | pattern++; | |
322 | } | |
323 | } | |
324 | } | |
325 | if (*pattern != '\0') | |
326 | pattern++; | |
327 | } | |
328 | break; | |
329 | default: | |
330 | if (*str == *pattern) { | |
331 | str++, pattern++; | |
332 | } else { | |
333 | done = TRUE; | |
334 | } | |
335 | } | |
336 | } | |
337 | while (*pattern == '*') | |
338 | pattern++; | |
339 | return ((*str == '\0') && (*pattern == '\0')); | |
340 | }; | |
341 | ||
342 | //------------------------------------------------------------------------ | |
343 | // subprocess routines | |
344 | //------------------------------------------------------------------------ | |
345 | ||
346 | long wxExecute( char **argv, bool sync, wxProcess *process ) | |
347 | { | |
348 | }; | |
349 | ||
350 | long wxExecute( const wxString& command, bool sync, wxProcess *process ) | |
351 | { | |
352 | if (command.IsNull() || command == "") return FALSE; | |
353 | ||
354 | int argc = 0; | |
355 | char *argv[127]; | |
356 | char tmp[1024]; | |
357 | const char *IFS = " \t\n"; | |
358 | ||
359 | strncpy (tmp, command, sizeof(tmp) / sizeof(char) - 1); | |
360 | tmp[sizeof (tmp) / sizeof (char) - 1] = '\0'; | |
361 | argv[argc++] = strtok (tmp, IFS); | |
362 | while ((argv[argc++] = strtok(NULL, IFS)) != NULL) | |
363 | /* loop */ ; | |
364 | return wxExecute(argv, sync, process); | |
365 | }; | |
366 | ||
367 |