On Thu, 23 May 2019 09:20:52 -0700, Andrii Nakryiko wrote: > On Thu, May 23, 2019 at 3:54 AM Quentin Monnet wrote: > > > > libbpf has three levels of priority for output messages: warn, info, > > debug. By default, debug output is not printed to the console. > > > > Add a new "--debug" (short name: "-d") option to bpftool to print libbpf > > logs for all three levels. > > > > Internally, we simply use the function provided by libbpf to replace the > > default printing function by one that prints logs regardless of their > > level. > > > > v2: > > - Remove the possibility to select the log-levels to use (v1 offered a > > combination of "warn", "info" and "debug"). > > - Rename option and offer a short name: -d|--debug. > > Such and option in CLI tools is usually called -v|--verbose, I'm > wondering if it might be a better name choice? > > Btw, some tools also use -v, -vv and -vvv to define different levels > of verbosity, which is something we can consider in the future, as > it's backwards compatible.
That was my weak suggestion. Sometimes -v is used for version, e.g. GCC. -d is sometimes used for debug, e.g. man, iproute2 uses it as short for "detailed". If the consensus is that -v is better I don't really mind.
