must be declared with "extern" in header files. However, function
declarations should not use "extern", as that is already the default.
+ - You can launch gdb around your program using the shorthand GIT_DEBUGGER.
+ Run `GIT_DEBUGGER=1 ./bin-wrappers/git foo` to simply use gdb as is, or
+ run `GIT_DEBUGGER="<debugger> <debugger-args>" ./bin-wrappers/git foo` to
+ use your own debugger and arguments. Example: `GIT_DEBUGGER="ddd --gdb"
+ ./bin-wrappers/git log` (See `wrap-for-bin.sh`.)
+
For Perl programs:
- Most of the C guidelines above apply.