924 lines
20 KiB
C++
924 lines
20 KiB
C++
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// ------------------------------------------------------------------
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// The Goldware Library
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// Copyright (C) 1990-1999 Odinn Sorensen
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// Copyright (C) 1999-2000 Alexander S. Aganichev
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// ------------------------------------------------------------------
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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// ------------------------------------------------------------------
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// $Id$
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// ------------------------------------------------------------------
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// Based on source from the CXL library by Mike Smedley.
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// String manipulation.
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// ------------------------------------------------------------------
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#include <gctype.h>
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#include <cstdio>
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#include <stdarg.h>
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// -------------------------------------------------------------------
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// snprintf() and vsnprintf()
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// ---- FIXME: All HAVE_* macro should be defined in makefile or created by autoconf
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#ifdef __GNUC__
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# define HAVE_SNPRINTF
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# define HAVE_VSNPRINTF
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# define HAVE_STDARG_H
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#endif
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#if defined(__WATCOMC__)
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# define HAVE__SNPRINTF
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# define HAVE__VSNPRINTF
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#endif
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#if defined(_MSC_VER)
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/* It is need a workaround for implementation "speciality" in snprintf() and vsnprintf() from Microsoft. */
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int snprintf( char *buffer, size_t sizeOfBuffer, const char *format, ... )
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{
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va_list argptr;
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va_start(argptr, format);
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int r = _vsnprintf( buffer, sizeOfBuffer, format, argptr );
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if( r == -1 || r == sizeOfBuffer )
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buffer[sizeOfBuffer-1] = '\0';
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va_end(argptr);
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return r;
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}
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# define HAVE_SNPRINTF 1
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int vsnprintf( char *buffer, size_t sizeOfBuffer, const char *format, va_list argptr )
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{
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int r = _vsnprintf( buffer, sizeOfBuffer, format, argptr );
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if( r == -1 || r == sizeOfBuffer )
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buffer[sizeOfBuffer-1] = '\0';
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return r;
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}
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# define HAVE_VSNPRINTF 1
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#endif
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#ifndef HAVE_SNPRINTF
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# if defined(HAVE__SNPRINTF)
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# define snprintf _snprintf
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# define HAVE_SNPRINTF 1
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# endif
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#endif
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#ifndef HAVE_VSNPRINTF
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# if defined(HAVE__VSNPRINTF)
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# define vsnprintf _vsnprintf
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# define HAVE_VSNPRINTF 1
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# endif
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#endif
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#if !defined(HAVE_SNPRINTF) || !defined(HAVE_VSNPRINTF)
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# include snprintf.c
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#endif
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//--------------------------------------------------------------------
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#include <gstrall.h>
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#include <glog.h>
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#include <gdbgerr.h>
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extern glog LOG;
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// ------------------------------------------------------------------
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// Determines if a string is blank
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bool strblank(const char* str) {
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const char* p;
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for(p = str; *p; p++)
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if(not isspace(*p))
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return false;
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return true;
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}
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// ------------------------------------------------------------------
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// Changes all occurrences of one character to another
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size_t strchg(char *str, char oldch, char newch)
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{
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size_t count = 0;
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for (char *p = str; *p; p++)
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{
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if (oldch == *p)
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{
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*p = newch;
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count++;
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}
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}
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return count;
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}
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// ------------------------------------------------------------------
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// Changes all occurrences of one character to another
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size_t strchg(std::string &str, char oldch, char newch)
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{
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size_t count = 0;
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std::string::iterator it = str.begin();
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std::string::iterator end = str.end();
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for (; it != end; it++)
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{
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if (oldch == *it)
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{
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*it = newch;
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count++;
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}
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}
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return count;
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}
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// ------------------------------------------------------------------
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// Deletes a substring from within a string
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static char* strdel(const char* substr, char* str) {
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char* dest = strstr(str, substr);
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if(!dest)
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return NULL;
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char* src = dest + strlen(substr);
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// strcpy(dest, src); /* Source and destination overlap. This is rigth. */
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memmove(dest, src, strlen(src)+1);
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return str;
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}
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// ------------------------------------------------------------------
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// Deletes a substring from within a string, ignores case
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static char* stridel(const char* substr, char* str) {
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char* dest = (char*)striinc(substr, str);
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if(!dest)
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return NULL;
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char* src = dest + strlen(substr);
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// strcpy(dest, src);
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memmove(dest, src, strlen(src)+1); /* Source and destination overlaps. */
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return str;
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}
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// ------------------------------------------------------------------
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// Deletes all occurrences of one string inside another
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char* stridela(const char* substr, char* str) {
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int count = 0;
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char* p = str;
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while((p = (char*)striinc(substr, p)) != NULL) {
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stridel(substr, p);
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count++;
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}
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if(count)
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return str;
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return NULL;
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}
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// ------------------------------------------------------------------
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// Compare two strings, allowing wildcards
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int strnicmpw(const char* str1, const char* str2, int len) {
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int cmp = 0;
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for(int n=0; n<len; n++) {
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// Single char match?
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if(str1[n] == '?')
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continue;
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// Matches rest of string?
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else if(str1[n] == '*')
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return 0;
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// Compare chars
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else if((cmp = compare_two(g_toupper(str1[n]), g_toupper(str2[n]))) != 0)
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return cmp;
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}
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return cmp;
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}
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// ------------------------------------------------------------------
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// Determines if string1 is included in string2
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const char* striinc(const char* str1, const char* str2) {
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int max = strlen(str1);
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for(const char* p=str2; *p; p++)
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if(!strnicmp(str1,p,max))
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return p;
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return NULL; // string1 not found in string2
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}
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// ------------------------------------------------------------------
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// Inserts one string into another
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char* strins(const char* instr, char* str, int st_pos) {
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int i, leninstr;
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// get length of string to insert
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leninstr = strlen(instr);
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// shift affected portion of str text to the right
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for(i=strlen(str); i>=st_pos; i--)
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*(str+leninstr+i) = *(str+i);
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// insert instr text
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for(i=0; i<leninstr; i++)
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*(str+st_pos+i) = *(instr+i);
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// return address of modified string
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return str;
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}
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// ------------------------------------------------------------------
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// String search and replace, case insensitive
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char* strisrep(char* str, const char* search, const char* replace) {
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char* p;
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if((p = (char*)striinc(search,str)) != NULL) {
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stridel(search, str);
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strins(replace, str, (int)(p-str));
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p = str;
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}
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return p;
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}
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// ------------------------------------------------------------------
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// Changes all occurrences of one string to another
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char* strischg(char* str, const char* find, const char* replace) {
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int count = 0;
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char* p = str;
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int len = strlen(replace);
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while((p = (char*)striinc(find, p)) != NULL) {
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strisrep(p, find, replace);
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p += len;
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count++;
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}
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if(count)
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return str;
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return NULL;
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}
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// ------------------------------------------------------------------
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// Changes all occurrences of one string to another
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void strischg(std::string &str, const char* find, const char* replace)
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{
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size_t lenf = strlen(find);
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size_t lenr = strlen(replace);
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size_t length = str.length();
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for (size_t pos = 0; pos < length; )
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{
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if (strnieql(&(str.c_str()[pos]), find, lenf))
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{
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str.replace(pos, lenf, replace, lenr);
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pos += lenr;
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length = str.length();
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}
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else
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pos++;
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}
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}
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// ------------------------------------------------------------------
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// Takes a long number and makes a string with the form x.xxx.xxx.xxx
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char* longdotstr(long num) {
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// 1234567890123
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// 4.294.967.296
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static char buf[15];
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return longdotstr(buf, num);
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}
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// ------------------------------------------------------------------
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// Takes a long number and makes a string with the form x.xxx.xxx.xxx
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char* longdotstr(char* str, long num) {
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char tmp[20], pos=0;
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char* out = str;
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char* ptr = tmp;
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do {
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if(pos == 3 or pos == 6 or pos == 9)
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*ptr++ = '.';
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pos++;
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*ptr++ = (char)(num % 10 + '0');
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} while((num = num/10) > 0);
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while(ptr-- > tmp)
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*str++ = *ptr;
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*str = NUL;
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return out;
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}
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// ------------------------------------------------------------------
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char* strp2c(char* str) {
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int len = *str;
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memmove(str, str+1, len); // Copy data part
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str[len] = NUL; // Set length
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return str;
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}
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// ------------------------------------------------------------------
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char* strnp2c(char* str, int n) {
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int len = (n < *str) ? n : *str;
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memmove(str, str+1, len); // Copy data part
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str[len] = NUL; // Set length
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return str;
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}
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// ------------------------------------------------------------------
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char* strnp2cc(char* dest, const char* str, int n) {
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int len = (n < *str) ? n : *str;
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memcpy(dest, str+1, len); // Copy data part
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dest[len] = NUL; // Set length
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return dest;
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}
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// ------------------------------------------------------------------
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char* strc2p(char* str) {
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char len = (char)strlen(str);
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memmove(str+1, str, len); // Copy data part
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*str = len; // Set length
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return str;
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}
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// ------------------------------------------------------------------
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// Strip the quotes off a quoted string ("" or '')
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char* StripQuotes(char* str) {
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int len;
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switch(*str) {
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case '\'':
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case '\"':
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len = strlen(str);
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switch(*(str+len-1)) {
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case '\'':
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case '\"':
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memmove(str, str+1, len);
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str[len-2] = NUL;
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}
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}
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return str;
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}
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// ------------------------------------------------------------------
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// Right justifies a string
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char* strrjust(char* str) {
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char* p;
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char* q;
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for(p=str; *p; p++)
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; // find end of string
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p--;
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for(q=p; isspace(*q) and q>=str; q--)
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; // find last non-space character
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if(p != q) {
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while(q >= str) {
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*p-- = *q;
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*q-- = ' ';
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}
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}
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return str;
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}
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// ------------------------------------------------------------------
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// Changes all occurrences of one string to another
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char* strschg(char* str, const char* find, const char* replace) {
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int count = 0;
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char* p = str;
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int len = strlen(replace);
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while((p = strstr(p, find)) != NULL) {
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strsrep(p, find, replace);
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p += len;
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count++;
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}
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if(count)
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return str;
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return NULL;
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}
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// ------------------------------------------------------------------
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// Adjusts the size of a string
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char* strsetsz(char* str, int newsize) {
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int i;
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int len = strlen(str);
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if(newsize < len)
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*(str+newsize) = NUL;
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else {
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for(i=len; i<newsize; i++)
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*(str+i) = ' ';
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*(str+i) = NUL;
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}
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return str;
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}
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// ------------------------------------------------------------------
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// Shifts a string left
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char* strshl(char* str, int count) {
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int i, j;
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if(*str) {
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for(j=0; j<count; j++) {
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for(i=0; *(str+i); i++)
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*(str+i) = *(str+i+1);
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*(str+i-1) = ' ';
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}
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}
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return str;
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}
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// ------------------------------------------------------------------
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// Shifts a string right
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char* strshr(char* str, int count) {
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int i, j, len;
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if(*str) {
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len = strlen(str)-1;
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for(j=0; j<count; j++) {
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for(i=len; i>0; i--)
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*(str+i) = *(str+i-1);
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*(str) = ' ';
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}
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}
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return str;
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}
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// ------------------------------------------------------------------
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// String search and replace, case sensitive
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char* strsrep(char* str, const char* search, const char* replace) {
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char* p;
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if((p = strstr(str, search)) != NULL) {
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strdel(search, str);
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strins(replace, str, (int)(p-str));
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p = str;
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}
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return p;
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}
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// ------------------------------------------------------------------
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// Trims trailing spaces off of a string
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char* strtrim(char* p) {
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int i;
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for(i = strlen(p) - 1; (i >= 0) and (isspace(p[i]) or iscntrl(p[i])); i--) {}
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p[i + 1] = NUL;
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return p;
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}
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std::string &strtrim(std::string &str)
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{
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if (!str.empty())
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{
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std::string::iterator begin = str.begin();
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std::string::iterator trail = str.end();
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while (trail != begin)
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{
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--trail;
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if (not isspace(*trail) and not iscntrl(*trail))
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{
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++trail;
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break;
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}
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}
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str.erase(trail, str.end());
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}
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return str;
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}
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// ------------------------------------------------------------------
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// Trims leading spaces off of a string
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char* strltrim(char* str)
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{
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char* p;
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char* q;
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p = q = str;
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while(*p and (isspace(*p) or iscntrl(*p)))
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p++;
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if(p != q) {
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while(*p)
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*q++ = *p++;
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*q = NUL;
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}
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return str;
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}
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// ------------------------------------------------------------------
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std::string &strltrim(std::string &str)
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{
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if (!str.empty())
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{
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std::string::iterator begin = str.begin();
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std::string::iterator end = str.end();
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std::string::iterator it = begin;
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for (; (it != end) && isspace(*it); it++) { /**/ }
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if (it != begin) str.erase(begin, it);
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}
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return str;
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}
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// ------------------------------------------------------------------
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const char* strlword(const char* str, const char *separator) {
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char buf[256];
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static char left[40];
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*left = NUL;
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if(*str) {
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strxcpy(buf, str, sizeof(buf));
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if(strtok(buf, (separator == NULL) ? " \t\n\r" : separator) != NULL) {
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strxcpy(left, buf, sizeof(left));
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}
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}
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return left;
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}
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|
|
// ------------------------------------------------------------------
|
|
|
|
const char* strrword(const char* str, const char *separator) {
|
|
|
|
char* ptr;
|
|
char* ptr2;
|
|
char buf[256];
|
|
static char right[40];
|
|
|
|
*right = NUL;
|
|
if(*str) {
|
|
strxcpy(buf, str, sizeof(buf));
|
|
if(separator == NULL) {
|
|
separator = " \t\n\r";
|
|
}
|
|
ptr = strtok(buf, separator);
|
|
ptr2 = ptr;
|
|
while(ptr != NULL) {
|
|
ptr2 = ptr;
|
|
ptr = strtok(NULL, separator);
|
|
}
|
|
if(ptr2) {
|
|
strxcpy(right, ptr2, sizeof(right));
|
|
}
|
|
}
|
|
return right;
|
|
}
|
|
|
|
|
|
// ------------------------------------------------------------------
|
|
// copy not more n-1 bytes of "s" into "d", insert '\0' into end of string.
|
|
// return d
|
|
TCHAR *strxcpy(TCHAR *d, const TCHAR *s, size_t n)
|
|
{
|
|
#if defined(_tcsncpy_s)
|
|
_tcsncpy_s(d, n, s, _TRUNCATE);
|
|
#else
|
|
if (n)
|
|
{
|
|
strncpy(d, s, n-1);
|
|
d[n-1] = NUL;
|
|
}
|
|
else
|
|
*d = NUL;
|
|
#endif
|
|
return d;
|
|
}
|
|
|
|
|
|
// ------------------------------------------------------------------
|
|
|
|
char *strxcat(char *dest, const char *src, size_t max)
|
|
{
|
|
while (*dest and (max > 0)) {
|
|
--max;
|
|
dest++;
|
|
}
|
|
while (*src and (max > 0)) {
|
|
--max;
|
|
*dest++ = *src++;
|
|
}
|
|
*dest = NUL;
|
|
return dest;
|
|
}
|
|
|
|
|
|
// ------------------------------------------------------------------
|
|
|
|
char *strxmerge(char *dest, size_t max, ...)
|
|
{
|
|
va_list a;
|
|
va_start(a, max);
|
|
for(; max > 0;) {
|
|
const char *src = va_arg(a, const char *);
|
|
if (src == NULL)
|
|
break;
|
|
while (*src and (max > 0)) {
|
|
--max;
|
|
*dest++ = *src++;
|
|
}
|
|
}
|
|
va_end(a);
|
|
*dest = NUL;
|
|
return dest;
|
|
}
|
|
|
|
|
|
// ------------------------------------------------------------------
|
|
|
|
int gsprintf(TCHAR* buffer, size_t sizeOfBuffer, const TCHAR* __file, int __line, const TCHAR* format, ...)
|
|
{
|
|
int ret = -1;
|
|
|
|
if (!buffer || !format)
|
|
{
|
|
LOG.errpointer(__file, __line);
|
|
LOG.printf( "! Parameter is NULL pointer: gsprintf(%s,%i,%s,...).",
|
|
(buffer?"buffer":"NULL"), sizeOfBuffer, (format?"format":"NULL") );
|
|
PointerErrorExit();
|
|
return -1;
|
|
}
|
|
if (!sizeOfBuffer)
|
|
{
|
|
LOG.errmemory(__file, __line);
|
|
LOG.printf("! Buffer size is 0: gsprintf(buf,0,...).");
|
|
MemoryErrorExit();
|
|
return -1;
|
|
}
|
|
if (!*format)
|
|
{
|
|
LOG.errtest(__file, __line);
|
|
LOG.printf("! Format is empty string: gsprintf(buffer,%i,"",...).", sizeOfBuffer);
|
|
return 0;
|
|
}
|
|
|
|
{
|
|
va_list argptr;
|
|
va_start(argptr, format);
|
|
/* _vsnprintf_s() may cause exception. Need to test before enabling.
|
|
# if __VISUAL_C_NOT_LESS(14,00) // defined HAVE__VSTPRINTF_S // _vsnprintf_s() recommended in MSDN
|
|
ret = _vsnprintf_s(buffer, _TRUNCATE, format, argptr);
|
|
if (ret < 0)
|
|
{
|
|
if (sizeOfBuffer>7) strcpy(buffer," ERROR ");
|
|
else buffer[sizeOfBuffer-1] = '\0';
|
|
LOG.errtest(__FILE__,__LINE__-5);
|
|
LOG.printf("! gsprintf()(buffer,%i,%s,...): _vsnprintf_s() error: \"%s\".", sizeOfBuffer, format, strerror(errno));
|
|
return -1;
|
|
}
|
|
buffer[sizeOfBuffer-1] = '\0'; // Microsoft implementation don't write final '\0' if buffer full.
|
|
# elif __VISUAL_C_NOT_LESS(10,00) // defined HAVE__VSTPRINTF // _vsnprintf() exist in VS6 and deprecated in VS2005
|
|
*/
|
|
# if __VISUAL_C_NOT_LESS(10,00) // defined HAVE__VSTPRINTF // _vsnprintf() exist in VS6 and deprecated in VS2005
|
|
|
|
char * b1 = new char[sizeOfBuffer+1];
|
|
const size_t endOfBuffer = sizeOfBuffer-1;
|
|
ret = _vsnprintf(b1, sizeOfBuffer+1, format, argptr);
|
|
if (ret == -1 || ret >= sizeOfBuffer) // Microsoft implementation returns -1 when buffer overflow.
|
|
{
|
|
strncpy(buffer,b1,endOfBuffer);
|
|
buffer[endOfBuffer] = '\0'; // Microsoft implementation don't write final '\0' when buffer full.
|
|
if (b1[sizeOfBuffer] && strlen(buffer)>=endOfBuffer)
|
|
{
|
|
LOG.printf("! %s", gerrinfo("Memory error", __file, __line));
|
|
LOG.printf("! gsprintf(buffer,%i,%s,...): buffer overflow, result in next line:", sizeOfBuffer, format);
|
|
LOG.printf("! %s", buffer);
|
|
if (sizeOfBuffer>17) memcpy(buffer, " ERROR, see log! ", 17);
|
|
else if (sizeOfBuffer>7) memcpy(buffer," ERROR ", 7);
|
|
}
|
|
}
|
|
else if (ret < 0)
|
|
{
|
|
LOG.errtest(__file, __line);
|
|
LOG.printf("! gsprintf()(buffer,%i,%s,...): _vsnprintf() error: \"%s\".", sizeOfBuffer, format, strerror(errno));
|
|
TestErrorExit();
|
|
}
|
|
else
|
|
{
|
|
strncpy(buffer,b1,endOfBuffer);
|
|
buffer[endOfBuffer] = '\0';
|
|
}
|
|
|
|
# elif defined HAVE_VSNPRINTF // C99 and above
|
|
|
|
ret = vsnprintf(buffer, sizeOfBuffer, format, argptr);
|
|
if (ret < 0) // Until glibc 2.0.6 vsnprintf() would return -1 when the output was truncated.
|
|
{
|
|
LOG.errtest(__file, __line);
|
|
LOG.printf("! gsprintf(buffer,%i,%s,...): vsnprintf() error: \"%s\".", sizeOfBuffer, format, strerror(errno));
|
|
TestErrorExit();
|
|
}
|
|
else if (ret >= sizeOfBuffer)
|
|
{
|
|
if (sizeOfBuffer>17) strcpy(buffer, " ERROR, see log! ");
|
|
else if (sizeOfBuffer>7) strcpy(buffer," ERROR ");
|
|
else buffer[sizeOfBuffer-1] = '\0';
|
|
LOG.printf("! %s", gerrinfo("Memory error", __file, __line));
|
|
LOG.printf("! gsprintf(buffer,%i,%s,...): buffer overflow (need %i bytes).", sizeOfBuffer, format, ret);
|
|
}
|
|
|
|
# else
|
|
# error Please look C library of your compiler for function like vsnprintf, what do not write more than size bytes into string.
|
|
# endif
|
|
va_end(argptr);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
// ------------------------------------------------------------------
|
|
|
|
GTok::GTok(char* sep) {
|
|
|
|
separator = sep ? sep : ", \t";
|
|
}
|
|
|
|
|
|
// ------------------------------------------------------------------
|
|
|
|
#if defined(__GNUC__) && !defined(__EMX__)
|
|
|
|
char* strupr(char* s) {
|
|
|
|
char* p = s;
|
|
while(*p) {
|
|
*p = g_toupper(*p);
|
|
p++;
|
|
}
|
|
return s;
|
|
}
|
|
|
|
char* strlwr(char* s) {
|
|
|
|
char* p = s;
|
|
while(*p) {
|
|
*p = g_tolower(*p);
|
|
p++;
|
|
}
|
|
return s;
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
// ------------------------------------------------------------------
|
|
|
|
void tokenize(gstrarray &array, const TCHAR* str, const TCHAR *delim)
|
|
{
|
|
if (delim == NULL) delim = ", \t";
|
|
|
|
#if defined(_tcstok_s)
|
|
TCHAR *tmp = _strdup(str);
|
|
TCHAR *next_token;
|
|
TCHAR *token = _tcstok_s(tmp, delim, &next_token);
|
|
#else
|
|
TCHAR *tmp = strdup(str);
|
|
TCHAR *token = strtok(tmp, delim);
|
|
#endif
|
|
|
|
while (token)
|
|
{
|
|
array.push_back(token);
|
|
#if defined(_tcstok_s)
|
|
token = _tcstok_s(NULL, delim, &next_token);
|
|
#else
|
|
token = strtok(NULL, delim);
|
|
#endif
|
|
}
|
|
|
|
free(tmp);
|
|
}
|
|
|
|
|
|
// ------------------------------------------------------------------
|
|
|
|
std::string &FormatString(std::string &format, const char *token, const char *replace)
|
|
{
|
|
size_t tokenLen = strlen(token);
|
|
size_t pos = format.find(token);
|
|
|
|
for (; pos != std::string::npos; pos = format.find(token))
|
|
{
|
|
format.replace(pos, tokenLen, replace);
|
|
}
|
|
|
|
return format;
|
|
}
|
|
|
|
|
|
// ------------------------------------------------------------------
|
|
|
|
std::string &FormatString(std::string &format, const char *token, size_t replace)
|
|
{
|
|
char buff[128];
|
|
gsprintf(PRINTF_DECLARE_BUFFER(buff), "%u", replace);
|
|
return FormatString(format, token, buff);
|
|
}
|
|
|
|
|
|
// ------------------------------------------------------------------
|