os.writefile_ifnotequal

Writes a string to a file, if the string differs from the current version of the file.

ok, err = os.writefile_ifnotequal("text", "filename")

text is the string to be written to the file.

filename is the file system path to the target file.

The first return value:

Value	Explanation
1	The string was written to the file
0	The string is identical to the current file contents
-1	An error occurred

The second return value is an error message if the first return value is -1, otherwise nil.

Premake 5.0 or later.