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- /*
- * CDE - Common Desktop Environment
- *
- * Copyright (c) 1993-2012, The Open Group. All rights reserved.
- *
- * These libraries and programs are free software; you can
- * redistribute them and/or modify them under the terms of the GNU
- * Lesser General Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * These libraries and programs are distributed in the hope that
- * they will be useful, but WITHOUT ANY WARRANTY; without even the
- * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
- * PURPOSE. See the GNU Lesser General Public License for more
- * details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with these libraries and programs; if not, write
- * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
- * Floor, Boston, MA 02110-1301 USA
- */
- /*
- * $XConsortium: funcs.h /main/12 1996/09/13 20:48:55 cde-hal $
- *
- * Copyright (c) 1993 HAL Computer Systems International, Ltd.
- * All rights reserved. Unpublished -- rights reserved under
- * the Copyright Laws of the United States. USE OF A COPYRIGHT
- * NOTICE IS PRECAUTIONARY ONLY AND DOES NOT IMPLY PUBLICATION
- * OR DISCLOSURE.
- *
- * THIS SOFTWARE CONTAINS CONFIDENTIAL INFORMATION AND TRADE
- * SECRETS OF HAL COMPUTER SYSTEMS INTERNATIONAL, LTD. USE,
- * DISCLOSURE, OR REPRODUCTION IS PROHIBITED WITHOUT THE
- * PRIOR EXPRESS WRITTEN PERMISSION OF HAL COMPUTER SYSTEMS
- * INTERNATIONAL, LTD.
- *
- * RESTRICTED RIGHTS LEGEND
- * Use, duplication, or disclosure by the Government is subject
- * to the restrictions as set forth in subparagraph (c)(l)(ii)
- * of the Rights in Technical Data and Computer Software clause
- * at DFARS 252.227-7013.
- *
- * HAL COMPUTER SYSTEMS INTERNATIONAL, LTD.
- * 1315 Dell Avenue
- * Campbell, CA 95008
- *
- */
- #ifndef _funcs_h
- #define _funcs_h 1
- #include <unistd.h>
- #include <time.h>
- #include <errno.h>
- #include <string.h>
- #include <sys/types.h>
- #include <sys/stat.h>
- #ifdef C_API
- #include "utility/c_stream.h"
- #include "utility/c_fstream.h"
- #include "utility/c_stringstream.h"
- #else
- #include <assert.h>
- #include <iostream>
- #include <fstream>
- #include <sstream>
- using namespace std;
- #endif
- #include <math.h>
- #ifdef __CENTERLINE__
- // centerline does not define these
- #define S_ISDIR(m) (((m)&S_IFMT) == S_IFDIR)
- #define S_ISREG(m) (((m)&S_IFMT) == S_IFREG)
- #endif
- #include "utility/debug.h"
- #include "utility/types.h"
- #include "utility/const.h"
- #include "utility/macro.h"
- #include "utility/mmdb_exception.h"
- #ifdef _IBMR2
- /* no C++ version of <strings.h>, C version causes conflicts */
- extern "C" {
- extern int strcasecmp(const char *, const char *);
- extern int strncasecmp(const char *, const char *, size_t);
- }
- #endif
- #ifdef mips
- int gethostname(char* name, int namelen);
- #endif
- int compare_stream(ostringstream& x, ostringstream& y);
- char * cuserid(char *s);
- inline float flog2(unsigned int x) {
- return (float)(log((double)x) / log((double)2));
- }; // return log_2(x)
- inline float flog2(const float x) {
- return (float)log((double)x) / (float)log((float)2);
- };
- inline int pow2(const int x) {
- return (int)pow((double)2, (double)x);
- }; // x's power of 2
- inline int pow2(const float x) {
- return (int)pow((double)2, (double)x);
- }; // x's power of 2
- int pos_of_LSB(const unsigned int x); // position of the MSB
- int ceiling(const float); // ceiling of x
- unsigned getbits(unsigned, unsigned, unsigned);
- inline void char_swap(char& c1, char& c2) {
- char tmp = c1; c1 = c2; c2 = tmp;
- }; // switch two chars
- inline void short_swap(short& s1, short& s2) {
- short tmp = s1; s1 = s2; s2 = tmp;
- };// switch two shorts
- inline void int_swap(int& i1, int& i2) {
- int tmp = i1; i1 = i2; i2 = tmp;
- }; // switch two ints
- // file functions
- int del_file(const char* file_nm, const char* path_nm = 0);
- Boolean copy_file(const char* source, const char* sink);
- Boolean copy_file(const char* path, const char* filenm,
- const char* source_ext, const char* target_ext);
- Boolean exist_file(const char* name, const char* path = 0);
- Boolean cat_file(const char* source1, const char* source2,
- const char* target);
- int check_file(istream&, const char* msg = "");
- Boolean exist_dir(const char* path);
- Boolean check_and_create_dir(const char* path);
- int open_file_prot();
- int open_dir_prot();
- Boolean cc_is_digit(istream&); // "cc" stands for current char
- unsigned long disk_space(const char* path);
- char* access_info( char* request );
- Boolean int_eq(void*, void*);
- Boolean int_ls(void*, void*);
- // return an lease largest int of x, the returned value is
- // also a multiple of sizeof(void*)
- int ll4(int x);
- /*
- enum lock_t { SHARED, EXCLUSIVE };
- Boolean fcntl_lock( int fd, lock_t lt );
- Boolean fcntl_unlock( int fd );
- Boolean timed_lock( int fd, lock_t lt, int seconds = 5);
- Boolean timed_unlock( int fd, int seconds = 5);
- void onalarm(int);
- */
- #ifdef C_API
- int bytes(int fd);
- int bytes(fstream&);
- #else
- int bytes(fstream*);
- #endif
- int bytes(char* file_name);
- char* form(const char* ...);
- // lsb is considered as the 0th bit
- void lsb_putbits(unsigned& target, unsigned position_from_lsb,
- unsigned bits, unsigned source);
- unsigned lsb_getbits(unsigned source, unsigned position_from_lsb, unsigned bits);
- Boolean writeToTmpFile(char* unique_nm, char* str, int size);
- #endif
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