Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
tree: dde81ed01d
Fetching contributors…

Cannot retrieve contributors at this time

111 lines (85 sloc) 3.496 kb
//
// NSString+EscapedStringForCommandLine.m
// MayaFTP
//
// Created by Uli Kusterer on Fri Aug 27 2004.
// Copyright (c) 2004 M. Uli Kusterer.
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would be
// appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//
#import "NSString+EscapedStringForCommandLine.h"
void EscapeCharInNSString( char pattern, NSMutableString* outstr );
@implementation NSString (UKEscapedStringForCommandLine)
/* -----------------------------------------------------------------------------
escapedStringForCommandline:
Generates a new copy of the string that has all characters that are
not safe for the command line escaped using a backslash.
REVISIONS:
2004-08-27 UK Converted from CocoaTADS function and extracted into
NSString and NSMutableString categories.
2002-10-03 UK Created.
-------------------------------------------------------------------------- */
-(NSString*) escapedStringForCommandline
{
NSMutableString* outstr = [self mutableCopy];
[outstr escapeForCommandline];
return outstr;
}
@end
@implementation NSMutableString (UKEscapeForCommandLine)
/* -----------------------------------------------------------------------------
escapeForCommandline:
Escape all critical characters in this string so we can use it unquoted
on the command line.
REVISIONS:
2004-08-27 UK Extracted from escapedStringForCommandline.
2002-10-03 UK Created.
-------------------------------------------------------------------------- */
-(void) escapeForCommandline;
{
EscapeCharInNSString( '\\', self );
EscapeCharInNSString( ' ', self );
EscapeCharInNSString( '\t', self );
EscapeCharInNSString( '\n', self );
EscapeCharInNSString( '\r', self );
EscapeCharInNSString( '|', self );
}
@end
/* -----------------------------------------------------------------------------
EscapeCharInNSString:
Find all occurences of the specified character in a string and prefix
them with a backslash each.
REVISIONS:
2002-10-03 UK Created.
-------------------------------------------------------------------------- */
void EscapeCharInNSString( char pattern, NSMutableString* outstr )
{
NSRange vFoundChunk,
vSearchArea = { 0, [outstr length] };
while( true )
{
vFoundChunk = [outstr rangeOfString:[NSString stringWithCString:&pattern length:1] options:0 range:vSearchArea];
if( (vFoundChunk.location == NSNotFound) && (vFoundChunk.length == 0) )
break;
[outstr insertString:@"\\" atIndex: vFoundChunk.location];
vSearchArea.location = vFoundChunk.location +vFoundChunk.length +1;
vSearchArea.length = [outstr length] -vSearchArea.location;
}
}
Jump to Line
Something went wrong with that request. Please try again.