Section 6.7. Creating Patches

6.7. Creating Patches

This task applies a patch file to local source code, updating the local code. You can create a patch file with the CVS rdiff command, which lets you compare two files. Here's an example, which applies patch.txt to the module in the current directory:

<patch patchfile="patch.txt"/>

The attributes for this task appear in Table 6-9.

To use this task, the patch utility must be in your path.

Table 6-9. The patch task's attributes

Attribute	Description	Required	Default
backups	Specifies you want to keep backups of unpatched files	No
destfile	Specifies the file you want to send the output to. Since Ant 1.6	No
dir	Specifies the directory where you want to run the patch command	No	The project's basedir.
ignorewhitespace	Specifies that you want to ignore whitespace differences	No
originalfile	Specifies the file you want to patch	No
patchfile	Specifies the file that contains the patch	Yes
quiet	Specifies you want to supress messages unless an error occurs	No
reverse	Specifies you want to create the patch with old and new files in reverse order (swapped)	No