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ngircd/src/tool/tool.c

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/*
* ngIRCd -- The Next Generation IRC Daemon
* Copyright (c)2001-2005 Alexander Barton (alex@barton.de)
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*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* Please read the file COPYING, README and AUTHORS for more information.
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*
* Tool functions
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*/
#include "portab.h"
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static char UNUSED id[] = "$Id: tool.c,v 1.3 2005/03/19 18:43:52 fw Exp $";
#include "imp.h"
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#include <assert.h>
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#include <ctype.h>
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#include <stdio.h>
#include <string.h>
#include "exp.h"
#include "tool.h"
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GLOBAL void
ngt_TrimStr( char *String )
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{
/* Mit ngt_TrimStr() werden fuehrende und folgende Leerzeichen,
* Tabulatoren und Zeilenumbrueche (ASCII 10 und ASCII 13) aus
* dem String entfernt. */
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char *start, *ptr;
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assert( String != NULL );
start = String;
/* Zeichen am Anfang pruefen ... */
while(( *start == ' ' ) || ( *start == 9 )) start++;
/* Zeichen am Ende pruefen ... */
ptr = strchr( start, '\0' ) - 1;
while((( *ptr == ' ' ) || ( *ptr == 9 ) || ( *ptr == 10 ) || ( *ptr == 13 )) && ptr >= start ) ptr--;
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*(++ptr) = '\0';
memmove( String, start, strlen( start ) + 1 );
} /* ngt_TrimStr */
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GLOBAL char *
ngt_LowerStr( char *String )
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{
/* String in Kleinbuchstaben konvertieren. Der uebergebene
* Speicherbereich wird durch das Ergebnis ersetzt, zusaetzlich
* wird dieser auch als Pointer geliefert. */
char *ptr;
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assert( String != NULL );
/* Zeichen konvertieren */
ptr = String;
while( *ptr )
{
*ptr = tolower( *ptr );
ptr++;
}
return String;
} /* ngt_LowerStr */
GLOBAL void
ngt_TrimLastChr( char *String, const char Chr)
{
/* If last character in the string matches Chr, remove it.
* Empty strings are handled correctly. */
unsigned int len;
assert( String != NULL );
len = strlen( String );
if( len == 0 ) return;
len--;
if( String[len] == Chr ) String[len] = '\0';
} /* ngt_TrimLastChr */
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/* -eof- */