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// -*- mode: ObjC -*-
// This file is part of class-dump, a utility for examining the Objective-C segment of Mach-O files.
// Copyright (C) 1997-1998, 2000-2001, 2004-2012 Steve Nygard.
#include <stdio.h>
#include <libc.h>
#include <unistd.h>
#include <getopt.h>
#include <stdlib.h>
#import "CDClassDump.h"
#import "CDTypeFormatter.h"
#import "CDBalanceFormatter.h"
#import "CDOCInstanceVariable.h"
void print_usage(void)
{
fprintf(stderr,
"formatType %s\n"
"Usage: formatType [options] <input file>\n"
"\n"
" where options are:\n"
" -m format method (default is to format ivars)\n"
,
CLASS_DUMP_VERSION
);
}
typedef enum : NSUInteger {
CDFormat_Ivar = 0,
CDFormat_Method = 1,
CDFormat_Balance = 2,
} CDFormatType;
int main(int argc, char *argv[])
{
@autoreleasepool {
CDTypeFormatter *ivarTypeFormatter = [[CDTypeFormatter alloc] init];
ivarTypeFormatter.shouldExpand = YES;
ivarTypeFormatter.shouldAutoExpand = YES;
ivarTypeFormatter.baseLevel = 0;
CDTypeFormatter *methodTypeFormatter = [[CDTypeFormatter alloc] init];
methodTypeFormatter.shouldExpand = NO;
methodTypeFormatter.shouldAutoExpand = NO;
methodTypeFormatter.baseLevel = 0;
struct option longopts[] = {
{ "balance", no_argument, NULL, 'b' },
{ "method", no_argument, NULL, 'm' },
{ NULL, 0, NULL, 0 },
};
if (argc == 1) {
print_usage();
exit(0);
}
NSUInteger formatType = CDFormat_Ivar;
BOOL errorFlag = NO;
int ch;
while ( (ch = getopt_long(argc, argv, "bm", longopts, NULL)) != -1) {
switch (ch) {
case 'b':
formatType = CDFormat_Balance;
break;
case 'm':
formatType = CDFormat_Method;
break;
case '?':
default:
errorFlag = YES;
break;
}
}
if (errorFlag) {
print_usage();
exit(2);
}
switch (formatType) {
case CDFormat_Ivar: printf("Format as ivars\n"); break;
case CDFormat_Method: printf("Format as methods\n"); break;
case CDFormat_Balance: printf("Format as balance\n"); break;
}
for (NSUInteger index = optind; index < (NSUInteger)argc; index++) {
NSString *arg = [NSString stringWithFileSystemRepresentation:argv[index]];
printf("======================================================================\n");
printf("File: %s\n", argv[index]);
NSError *error = nil;
NSString *input = [[NSString alloc] initWithContentsOfFile:arg encoding:NSUTF8StringEncoding error:&error];
if (error != nil) {
NSLog(@"input error: %@", error);
NSLog(@"localizedFailureReason: %@", [error localizedFailureReason]);
}
NSArray *lines = [input componentsSeparatedByString:@"\n"];
NSString *name = nil;
NSString *type = nil;
for (NSString *line in lines) {
if ([line hasPrefix:@"//"] || [line length] == 0) {
printf("%s\n", [line UTF8String]);
continue;
}
if (name == nil) {
name = line;
} else if (type == nil) {
NSString *str;
type = line;
switch (formatType) {
case CDFormat_Ivar: {
CDOCInstanceVariable *var = [[CDOCInstanceVariable alloc] initWithName:name typeString:type offset:0];
str = [ivarTypeFormatter formatVariable:name type:var.type];
break;
}
case CDFormat_Method:
str = [methodTypeFormatter formatMethodName:name typeString:type];
break;
case CDFormat_Balance: {
CDBalanceFormatter *balance = [[CDBalanceFormatter alloc] initWithString:type];
str = [balance format];
}
}
if (str == nil)
printf("Error formatting type.\n");
else
printf("%s\n", [str UTF8String]);
printf("----------------------------------------------------------------------\n");
name = type = nil;
}
}
}
}
return 0;
}
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