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/** This tool checks that a file contains a valid text property-list.
Copyright (C) 1999 Free Software Foundation, Inc.
Written by: Richard Frith-Macdonald <richard@brainstorm.co.uk>
Created: February 1999
This file is part of the GNUstep Project
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 3 of the License, or (at your option) any later version.
You should have received a copy of the GNU General Public
License along with this program; see the file COPYINGv3.
If not, write to the Free Software Foundation,
31 Milk Street #960789 Boston, MA 02196 USA.
*/
#import "common.h"
#import "Foundation/NSArray.h"
#import "Foundation/NSCharacterSet.h"
#import "Foundation/NSData.h"
#import "Foundation/NSDictionary.h"
#import "Foundation/NSException.h"
#import "Foundation/NSProcessInfo.h"
#import "Foundation/NSUserDefaults.h"
#import "Foundation/NSAutoreleasePool.h"
/*
* If there is any non-ascii characrer in the string,
* and the file data did not begin with a unicode BOM to identify
* it as unicode data, we return the location of the first
* bad character, otherwise return -1;
*/
static int
firstBadCharacter(NSString *file, NSString *content)
{
static NSCharacterSet *cs = nil;
NSData *d;
NSRange r;
if (cs == nil)
{
cs = [NSCharacterSet characterSetWithRange: NSMakeRange(1, 127)];
cs = RETAIN([cs invertedSet]);
}
r = [content rangeOfCharacterFromSet: cs];
if (r.length == 0)
{
return -1;
}
d = [NSData dataWithContentsOfFile: file];
if ([d length] > 2)
{
const unsigned char *ptr = (const unsigned char*)[d bytes];
if ((ptr[0] == 0xff && ptr[1] == 0xfe) // UCS2
|| (ptr[0] == 0xfe && ptr[1] == 0xff) // UCS2
|| (ptr[0] == 0xef && ptr[1] == 0xbb && ptr[2] == 0xbf)) // UTF8
{
return -1;
}
}
return r.location;
}
/** <p>
This tool checks that a file contains a valid text property-list.
</p> */
int
main(int argc, char** argv, char **env)
{
NSAutoreleasePool *pool;
NSProcessInfo *proc;
NSArray *args;
unsigned i;
int retval = 0;
#ifdef GS_PASS_ARGUMENTS
GSInitializeProcess(argc, argv, env);
#endif
pool = [NSAutoreleasePool new];
proc = [NSProcessInfo processInfo];
if (proc == nil)
{
NSLog(@"plparse: unable to get process information!\n");
[pool release];
exit(EXIT_FAILURE);
}
args = [proc arguments];
if ([args count] <= 1)
{
GSPrintf(stderr, @"No file names given to parse.\n");
}
else
{
for (i = 1; i < [args count]; i++)
{
NSString *file = [args objectAtIndex: i];
NS_DURING
{
NSString *myString;
id result;
int bad;
myString = [NSString stringWithContentsOfFile: file];
if (myString == nil)
GSPrintf(stderr, @"Parsing '%@' - not valid string\n", file);
else if ((bad = firstBadCharacter(file, myString)) >= 0)
GSPrintf(stderr, @"Parsing '%@' - bad char '\\U%04x' at %d\n",
file, [myString characterAtIndex: bad], bad);
else if ((result = [myString propertyList]) == nil)
GSPrintf(stderr, @"Parsing '%@' - nil property list\n", file);
else if ([result isKindOfClass: [NSDictionary class]] == YES)
GSPrintf(stderr, @"Parsing '%@' - a dictionary\n", file);
else if ([result isKindOfClass: [NSArray class]] == YES)
GSPrintf(stderr, @"Parsing '%@' - an array\n", file);
else if ([result isKindOfClass: [NSData class]] == YES)
GSPrintf(stderr, @"Parsing '%@' - a data object\n", file);
else if ([result isKindOfClass: [NSString class]] == YES)
GSPrintf(stderr, @"Parsing '%@' - a string\n", file);
else
GSPrintf(stderr, @"Parsing '%@' - unexpected class - %@\n",
file, [[result class] description]);
}
NS_HANDLER
{
GSPrintf(stderr, @"Parsing '%@' - %@\n", file,
[localException reason]);
retval = 1;
}
NS_ENDHANDLER
}
}
[pool release];
return retval;
}
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