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Is there a tool around that will list all the global variables in a C program? More specifically, is there a simple commandline tool that will do this, i.e. not a heavyweight IDE, CASE, graphical toolkit system etc., but just something that can be run like foo *.c?
If you happen to compile the file on most unixes you have
nmthat just lists you all linker symbols. These symbols are classified in different groups (a bit platform dependent) so you should easily find out which the variables are.