For example, if you ignore whitespace changes, then indentation changes in. This is why I've written that C files (rule ) should be checked. Toggle the Ingnore Differences button on the toolbar to hide unimportant differences in your compare. Ignore whitespaces and empty lines: ignores whitespaces and empty lines. In this screenshot, the C comments are recognized as unimportant differences and get highlighted in blue. Test_diff1.txt else if (prop = "P1") Īnd test_diff2. If you change options frequently for different compare or merge scenarios. Whitespace should be unimportant by default in the C file format. Ignore whitespaces: white spaces are not important, regardless of their location in the source code. Because the name of this file ends in a C extension, Beyond Compare can apply the grammar rules of that language (6). White space characters alone will make a line not empty. will be ignored when comparing: Ignore Empty Lines: Ignore lines that are completely empty when doing a file comparison. If I have the following files with snippets Ignore Case: Ignore character upper and lower case differences when comparing: Ignore Whitespace Characters: Tabs, spaces etc. What are your preferences for the diff settings in the Old/GWT UI (theme, ignore whitespace, intraline difference, syntax highlighting, whitespace errors, etc.). I am looking for an application that can compare two C++ sources and find the code-meaningful differences (to compare versions which may have been reformatted differently).Īt the very minimum, something which has the capability for ignoring changes in white spaces, tab spaces and newlines which do not affect the functionality of the source (note that whether a newline is considered whitespace is language-dependent, and C and C++ do so).Īnd, ideally, something that can identify exactly all code-meaningful differences.Īs per diff -help | grep ignore, I expected diff -bBwZ to do reasonably the job (I expected to get some false negatives, to be dealt with later).
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