110 lines
2.2 KiB
C
110 lines
2.2 KiB
C
/*
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* ngIRCd -- The Next Generation IRC Daemon
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* Copyright (c)2001-2005 Alexander Barton (alex@barton.de)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* Please read the file COPYING, README and AUTHORS for more information.
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*
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* Tool functions
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*/
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#include "portab.h"
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static char UNUSED id[] = "$Id: tool.c,v 1.9 2008/02/26 22:04:18 fw Exp $";
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#include "imp.h"
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#include <assert.h>
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#include <ctype.h>
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#include <stdio.h>
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#include <string.h>
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#include <netinet/in.h>
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#include "exp.h"
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#include "tool.h"
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/**
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* Removes all leading and trailing whitespaces of a string.
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* @param String The string to remove whitespaces from.
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*/
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GLOBAL void
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ngt_TrimStr(char *String)
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{
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char *start, *end;
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assert(String != NULL);
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start = String;
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/* Remove whitespaces at the beginning of the string ... */
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while (*start == ' ' || *start == '\t' ||
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*start == '\n' || *start == '\r')
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start++;
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if (!*start) {
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*String = '\0';
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return;
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}
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/* ... and at the end: */
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end = strchr(start, '\0');
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end--;
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while ((*end == ' ' || *end == '\t' || *end == '\n' || *end == '\r')
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&& end >= start)
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end--;
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/* New trailing NULL byte */
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*(++end) = '\0';
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memmove(String, start, (size_t)(end - start)+1);
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} /* ngt_TrimStr */
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GLOBAL char *
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ngt_LowerStr( char *String )
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{
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/* String in Kleinbuchstaben konvertieren. Der uebergebene
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* Speicherbereich wird durch das Ergebnis ersetzt, zusaetzlich
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* wird dieser auch als Pointer geliefert. */
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char *ptr;
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assert( String != NULL );
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/* Zeichen konvertieren */
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ptr = String;
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while( *ptr )
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{
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*ptr = tolower( *ptr );
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ptr++;
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}
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return String;
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} /* ngt_LowerStr */
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GLOBAL void
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ngt_TrimLastChr( char *String, const char Chr)
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{
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/* If last character in the string matches Chr, remove it.
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* Empty strings are handled correctly. */
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unsigned int len;
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assert( String != NULL );
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len = strlen( String );
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if( len == 0 ) return;
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len--;
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if( String[len] == Chr ) String[len] = '\0';
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} /* ngt_TrimLastChr */
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/* -eof- */
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