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51 lines
1.4 KiB
PHP
51 lines
1.4 KiB
PHP
#
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# \brief GDB command line arguments for setting a breakpoint in the 'main()' function
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# \author Christian Prochaska
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# \date 2013-09-04
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#
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proc gdb_main_breakpoint_cmds { target_binary_name } {
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#
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# We set a break in the 'main()' function of a dynamically linked
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# application by using the following gdb command sequence. It's important that
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# the 'main()' breakpoint gets set before the 'sharedlibrary' command is
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# executed. Otherwise the breakpoint would get set in ld.lib.so's main()
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# function.
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#
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set gdb_cmds ""
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# don't ask for y/n when loading a new symbol file
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append gdb_cmds {-ex "set interactive-mode off" }
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# load the symbols of ld.lib.so
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append gdb_cmds {-ex "symbol-file bin/ld.lib.so" }
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# set a breakpoint in the 'call_program_main()' function
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append gdb_cmds {-ex "b call_program_main" }
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# continue execution until the breakpoint triggers
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append gdb_cmds {-ex "c" }
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# delete the 'call_program_main()' breakpoint
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append gdb_cmds {-ex "delete 1" }
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# load the symbols of the test application
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append gdb_cmds "-ex \"symbol-file bin/$target_binary_name\" "
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# set a breakpoint in the application's 'main()' function
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append gdb_cmds {-ex "b main()" }
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# load the symbols of loaded shared libraries
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append gdb_cmds {-ex "sharedlibrary" }
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# continue execution until the breakpoint triggers
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append gdb_cmds {-ex "c" }
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# delete the 'main()' breakpoint
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append gdb_cmds {-ex "delete 2" }
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return $gdb_cmds
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}
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