api_conv.pl:

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Description: used to convert old XCB names in camel case to lower

case names.

Usage:

* for several files:

perl -i xcb/tools/api_conv.pl xcb/tools/constants <file1> <file2> ...

* for a directory:

find dir -name '*.[ch]' -exec perl -i xcb/tools/api_conv.pl xcb/tools/constants {} +