James Carlson wrote: > Brendan Doyle SMI European Software Centre writes: >> Well for one 'program_invocation_short_name' I know there are >> alternatives to >> this, but I'm trying to avoid solaris specific #defines in the source. > > Filing an RFE is probably the better alternative for something simple > like that. > > Of course, if this were my code, I'd do something like this instead: > > if ((cp = strrchr(argv[0], '/')) == NULL) > cp = argv[0]; > else > cp++; > > That should work on any system, and doesn't require reaching for a > non-portable construct like 'program_invocation_short_name'. > > As for the #defines issue, well, writing portable code can sometimes > be hard, but I think it beats trying to coerce all systems to look the > same.
In this particular case, I think basename(getexecname()) is probably preferable for OpenSolaris, and BSD has getprogname(). argv[0] behaviour varies from OS to OS; on some it's left NULL or blank. Cheers, -- Shawn Walker
