| NAnt  Help  Task Reference  <al> | v0.85 | 
 Wraps al.exe, the assembly linker for the .NET Framework. 
 All specified sources will be embedded using the /embed flag. Other source types are not supported. 
| Attribute | Type | Description | Required | 
|---|---|---|---|
| output | file | The name of the output file for the assembly manifest. | True | 
| target | string | The target type (one of lib,exe, orwinexe). | True | 
| algid | string | Specifies an algorithm (in hexadecimal) to hash all files in a multifile assembly except the file that contains the assembly manifest. The default algorithm is CALG_SHA1. | False | 
| company | string | Specifies a string for the Company field in the assembly. | False | 
| configuration | string | Specifies a string for the Configuration field in the assembly. | False | 
| copyright | string | Specifies a string for the Copyright field in the assembly. | False | 
| culture | string | The culture string associated with the output assembly. The string must be in RFC 1766 format, such as "en-US". | False | 
| delaysign | bool | Specifies whether the assembly should be partially signed. The default is false. | False | 
| description | string | Specifies a string for the Description field in the assembly. | False | 
| evidence | file | Security evidence file to embed. | False | 
| fileversion | string | Specifies a string for the File Version field in the assembly. | False | 
| flags | string | Specifies a value (in hexadecimal) for the Flags field in the assembly. | False | 
| keycontainer | string | Specifies a container that holds a key pair. | False | 
| keyfile | file | Specifies a file (filename) that contains a key pair or just a public key to sign an assembly. | False | 
| main | string | Specifies the fully-qualified name (class.method) of the method to use as an entry point when converting a module to an executable file. | False | 
| product | string | Specifies a string for the Product field in the assembly. | False | 
| productversion | string | Specifies a string for the Product Version field in the assembly. | False | 
| template | file | Specifies an assembly from which to get all options except the culture field. | False | 
| title | string | Specifies a string for the Title field in the assembly. | False | 
| trademark | string | Specifies a string for the Trademark field in the assembly. | False | 
| version | string | Specifies version information for the assembly. The format of the version string is major.minor.build.revision. | False | 
| win32icon | file | Icon to associate with the assembly. | False | 
| win32res | file | Inserts a Win32 resource (.res file) in the output file. | False | 
| failonerror | bool | Determines if task failure stops the build, or is just reported. The default is true. | False | 
| if | bool | If true then the task will be executed; otherwise, skipped. The default is true. | False | 
| timeout | int | The maximum amount of time the application is allowed to execute, expressed in milliseconds. Defaults to no time-out. | False | 
| unless | bool | Opposite of if. If false then the task will be executed; otherwise, skipped. The default is false. | False | 
| verbose | bool | Determines whether the task should report detailed build log messages. The default is false. | False | 
| Attribute | Type | Description | Required | 
|---|---|---|---|
| exename | string | The name of the executable that should be used to launch the external program. | False | 
| supportstemplate | bool | Indicates whether the assembly linker for a given target framework supports the "template" option, which takes an assembly from which to get all options except the culture field. The default is true. | False | 
| useruntimeengine | bool | Specifies whether the external program should be executed using a runtime engine, if configured. The default is false. | False | 
Represents a command-line argument.
| Attribute | Type | Description | Required | 
|---|---|---|---|
| dir | directory | The value for a directory-based command-line argument; will be replaced with the absolute path of the directory. | False | 
| file | file | The name of a file as a single command-line argument; will be replaced with the absolute filename of the file. | False | 
| if | bool | Indicates if the argument should be passed to the external program. If true then the argument will be passed; otherwise, skipped. The default is true. | False | 
| line | string | List of command-line arguments; will be passed to the executable as is. | False | 
| path | <path> | The value for a PATH-like command-line argument; you can use :or;as path separators and NAnt will convert it to the platform's local conventions, while resolving references to environment variables. | False | 
| unless | bool | Indicates if the argument should not be passed to the external program. If false then the argument will be passed; otherwise, skipped. The default is false. | False | 
| value | string | A single command-line argument; can contain space characters. | False | 
A single command-line argument containing a space character.
<arg value="-l -a" />
    Two separate command-line arguments.
<arg line="-l -a" />
     A single command-line argument with the value \dir;\dir2;\dir3 on DOS-based systems and /dir:/dir2:/dir3 on Unix-like systems. 
<arg path="/dir;/dir2:\dir3" />
    Create a library containing all icon files in the current directory.
<al output="MyIcons.dll" target="lib">
    <sources>
        <include name="*.ico" />
    </sources>
</al>