使用 make 编译

Makefile

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+all: build
+
+build:
+	clang -fobjc-arc -framework Foundation main.m -o rmtrash

README.md

@@ -1 +1,6 @@
 ## rmtrash
+
+rmtrash is a small utility that will move the file to OS X's Trash rather than obliterating the file (as rm does).
+
+
+改自 http://www.nightproductions.net/cli.htm, 使其能够正常编译。使用`make`命令能够直接编译。

main.m

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+//
+//  main.m
+//  rmtrash
+//
+//  Created by TBXark Fan on 11/11/21.
+//
+
+#import <Foundation/Foundation.h>
+#import <unistd.h>
+
+#define manager [NSFileManager defaultManager]
+
+NSString *copyNumber(NSString *fileName,int copyNum)
+{
+    NSString *ext=[[fileName lastPathComponent] pathExtension];
+    NSString *returnString;
+    if ([ext length] > 0) {
+        NSString *tempName;
+        if (copyNum > 1) {
+            tempName=[fileName substringWithRange:NSMakeRange(0,([fileName length] - ([ext length] + 2)))];
+        } else {
+            tempName=[fileName substringWithRange:NSMakeRange(0,([fileName length] - ([ext length] + 1)))];
+        }
+        returnString=[[NSString alloc]initWithFormat:@"%@%i.%@",tempName,copyNum,ext];
+    } else {
+        NSString *tempName=fileName;
+        if (copyNum > 1) {
+            tempName=[fileName substringWithRange:NSMakeRange(0,([fileName length] - 1))];
+        }
+        returnString=[[NSString alloc]initWithFormat:@"%@%i",tempName,copyNum];
+    }
+
+    if ([manager fileExistsAtPath:returnString]) {
+        NSString *tempString=[NSString stringWithString:copyNumber(returnString,(copyNum + 1))];
+        returnString=[[NSString alloc]initWithString:tempString];
+    }
+
+    return returnString;
+}
+
+NSString *trashFileName(NSString *fileName)
+{
+    NSString *ext=[[fileName lastPathComponent] pathExtension];
+    NSString *copyName;
+    if ([ext length] > 0) {
+        NSString *tempName=[fileName substringWithRange:NSMakeRange(0,([fileName length] - ([ext length] + 1)))];
+        copyName=[[NSString alloc]initWithFormat:@"%@ Copy.%@",tempName,ext];
+    } else {
+        copyName=[[NSString alloc]initWithFormat:@"%@ Copy",fileName];
+    }
+
+    if ([manager fileExistsAtPath:copyName]) {
+        NSString *tempString=[NSString stringWithString:copyNumber(copyName,1)];
+        copyName=[[NSString alloc]initWithString:tempString];
+    }
+    return copyName;
+}
+
+void move_to_trash(BOOL user, NSString *userString, NSString *thefile)
+{
+    NSString *fileString=thefile;
+    unichar firstChar=[fileString characterAtIndex:0];
+    NSString *trashPath=nil;
+
+    if (firstChar == '~') {
+        fileString=[thefile stringByExpandingTildeInPath];
+    }
+
+    if (![manager fileExistsAtPath:fileString]) {
+        printf("%s: File or directory does not exist.\n",[fileString UTF8String]);
+        return;
+    }
+
+    trashPath=[[NSString stringWithFormat:@"~%@/.Trash/%@",userString,[fileString lastPathComponent]]stringByExpandingTildeInPath];
+
+    if (![manager fileExistsAtPath:[[NSString stringWithFormat:@"~%@/.Trash",userString]stringByExpandingTildeInPath]]) {
+        printf("%s: Unknown user!\n",[userString UTF8String]);
+        return;
+    }
+    NSError *error = NULL;
+    if ([manager fileExistsAtPath:trashPath]) {
+        //file exists in trash with this name...
+        NSString *copyString=[NSString stringWithString:trashFileName(trashPath)];
+        if (![manager moveItemAtPath:fileString toPath:copyString error: &error]) {
+            printf("Could not move \"%s\" to the trash!\n\t(Perhaps you don't have sufficient privileges?)\n\n",[fileString UTF8String]);
+            if ([manager fileExistsAtPath:copyString]) {
+                [manager removeItemAtPath:copyString error:&error];
+            }
+            return;
+        }
+    } else if (![manager moveItemAtPath:fileString toPath:trashPath error:&error]) {
+        printf("Could not move \"%s\" to the trash!\n\t(Perhaps you don't have sufficient privileges?)\n\n",[fileString UTF8String]);
+        if ([manager fileExistsAtPath:trashPath]) {
+            [manager removeItemAtPath:trashPath error:&error];
+        }
+        return;
+    }
+}
+
+int main(int argc, char *argv[])
+{
+    @autoreleasepool {
+        NSString *file, *userStr=@"";
+        BOOL user=NO;
+        int c,i;
+
+        if (argc == 1) {
+            printf("USAGE: %s [-h] [-v] [-u USERNAME] FILENAME\n\n",argv[0]);
+            return 1;
+        }
+
+        while ((c=getopt(argc, argv, "uhv")) != EOF) {
+            switch (c) {
+                case 'u':
+                    user=YES;
+                    break;
+                case 'h':
+                    printf("rmtrash options:\n\n");
+                    printf("\t-u USERNAME\tmove the file to some other user's trash.\n");
+                    printf("\t\t\t(note that you need sufficient privileges to do this.)\n");
+                    printf("\t-h\t\tthis screen\n");
+                    printf("\t-v\t\tprint out version info\n\n");
+                    return 0;
+                    break;
+                case 'v':
+                    printf("rmtrash version 0.3.3\n\tCopyright 2003 Night Productions\n\n");
+                    return 0;
+                    break;
+                default:
+                    printf("USAGE: %s [-h] [-v] [-u USERNAME] FILENAME\n\n",argv[0]);
+                    return 0;
+                    break;
+            }
+        }
+
+        if (user)
+            userStr=[NSString stringWithUTF8String:argv[2]];
+
+        for (i= optind; i < argc; i++) {
+            if (user && (i == 2)) {
+                //skip it
+            } else {
+                file=[NSString stringWithUTF8String:argv[i]];
+                move_to_trash(user, userStr, file);
+                file=nil;
+            }
+        }
+    }
+    return 0;
+}