2 * CDE - Common Desktop Environment
4 * Copyright (c) 1993-2012, The Open Group. All rights reserved.
6 * These libraries and programs are free software; you can
7 * redistribute them and/or modify them under the terms of the GNU
8 * Lesser General Public License as published by the Free Software
9 * Foundation; either version 2 of the License, or (at your option)
12 * These libraries and programs are distributed in the hope that
13 * they will be useful, but WITHOUT ANY WARRANTY; without even the
14 * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 * PURPOSE. See the GNU Lesser General Public License for more
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with these librararies and programs; if not, write
20 * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
21 * Floor, Boston, MA 02110-1301 USA
24 * $XConsortium: funcs.h /main/12 1996/09/13 20:48:55 cde-hal $
26 * Copyright (c) 1993 HAL Computer Systems International, Ltd.
27 * All rights reserved. Unpublished -- rights reserved under
28 * the Copyright Laws of the United States. USE OF A COPYRIGHT
29 * NOTICE IS PRECAUTIONARY ONLY AND DOES NOT IMPLY PUBLICATION
32 * THIS SOFTWARE CONTAINS CONFIDENTIAL INFORMATION AND TRADE
33 * SECRETS OF HAL COMPUTER SYSTEMS INTERNATIONAL, LTD. USE,
34 * DISCLOSURE, OR REPRODUCTION IS PROHIBITED WITHOUT THE
35 * PRIOR EXPRESS WRITTEN PERMISSION OF HAL COMPUTER SYSTEMS
38 * RESTRICTED RIGHTS LEGEND
39 * Use, duplication, or disclosure by the Government is subject
40 * to the restrictions as set forth in subparagraph (c)(l)(ii)
41 * of the Rights in Technical Data and Computer Software clause
42 * at DFARS 252.227-7013.
44 * HAL COMPUTER SYSTEMS INTERNATIONAL, LTD.
55 #if !defined(USL) && !defined(__osf__)
58 #if defined(hpux) || defined(sgi) || defined(USL) ||defined(__osf__)
66 #include <sys/types.h>
70 #include "utility/c_stream.h"
71 #include "utility/c_fstream.h"
72 #include "utility/c_strstream.h"
77 #include <strstream.h>
83 // centerline does not define these
84 #define S_ISDIR(m) (((m)&S_IFMT) == S_IFDIR)
85 #define S_ISREG(m) (((m)&S_IFMT) == S_IFREG)
89 #include "utility/debug.h"
90 #include "utility/types.h"
91 #include "utility/const.h"
92 #include "utility/macro.h"
93 #include "utility/mmdb_exception.h"
96 int _DtMmdbStrcasecmp(const char *s1, const char *s2);
97 int _DtMmdbStrncasecmp(const char *s1, const char *s2, int n);
98 #define strcasecmp(s1,s2) _DtMmdbStrcasecmp(s1,s2)
99 #define strncasecmp(s1,s2,n) _DtMmdbStrncasecmp(s1,s2,n)
102 /* no C++ version of <strings.h>, C version causes conflicts */
104 extern int strcasecmp(const char *, const char *);
105 extern int strncasecmp(const char *, const char *, size_t);
109 int gethostname(char* name, int namelen);
112 int compare_stream(ostrstream& x, ostrstream& y);
115 inline float flog2(unsigned int x) {
116 return (float)(log((double)x) / log((double)2));
120 }; // return log_2(x)
121 #endif /* (__osf__) */
123 inline float flog2(const float x) {
124 return (float)log((double)x) / (float)log((float)2);
129 #endif /* (__osf__) */
131 inline int pow2(const int x) {
132 return (int)pow((double)2, (double)x);
137 #endif /* (__osf__) */
139 inline int pow2(const float x) {
140 return (int)pow((double)2, (double)x);
145 #endif /* (__osf__) */
147 int pos_of_LSB(const unsigned int x); // position of the MSB
149 int ceiling(const float); // ceiling of x
150 unsigned getbits(unsigned, unsigned, unsigned);
152 inline void char_swap(char& c1, char& c2) {
153 char tmp = c1; c1 = c2; c2 = tmp;
155 } // switch two chars
157 }; // switch two chars
158 #endif /* (__osf__) */
160 inline void short_swap(short& s1, short& s2) {
161 short tmp = s1; s1 = s2; s2 = tmp;
163 }// switch two shorts
165 };// switch two shorts
166 #endif /* (__osf__) */
168 inline void int_swap(int& i1, int& i2) {
169 int tmp = i1; i1 = i2; i2 = tmp;
173 }; // switch two ints
174 #endif /* (__osf__) */
178 int del_file(const char* file_nm, const char* path_nm = 0);
180 Boolean copy_file(const char* source, const char* sink);
181 Boolean copy_file(const char* path, const char* filenm,
182 const char* source_ext, const char* target_ext);
184 Boolean exist_file(const char* name, const char* path = 0);
185 Boolean cat_file(const char* source1, const char* source2,
187 int check_file(istream&, const char* msg = "");
189 Boolean exist_dir(const char* path);
190 Boolean check_and_create_dir(const char* path);
192 int open_file_prot();
196 Boolean cc_is_digit(istream&); // "cc" stands for current char
199 unsigned long disk_space(const char* path);
201 Boolean int_eq(void*, void*);
202 Boolean int_ls(void*, void*);
204 // return an lease largest int of x, the returned value is
205 // also a multiple of sizeof(void*)
209 enum lock_t { SHARED, EXCLUSIVE };
211 Boolean fcntl_lock( int fd, lock_t lt );
212 Boolean fcntl_unlock( int fd );
214 Boolean timed_lock( int fd, lock_t lt, int seconds = 5);
215 Boolean timed_unlock( int fd, int seconds = 5);
221 char* access_info( char* request );
223 // lsb is considered as the 0th bit
224 void lsb_putbits(unsigned& target, unsigned position_from_lsb,
225 unsigned bits, unsigned source);
226 unsigned lsb_getbits(unsigned source, unsigned position_from_lsb, unsigned bits);
228 Boolean writeToTmpFile(char* unique_nm, char* str, int size);