option + argument in 1 or 2 words (was: getting the list of input files of a gcc command line)

[Vincent Lefevre]

On 2018-12-06 09:54:00 -0600, Segher Boessenkool wrote:
> On Thu, Dec 06, 2018 at 03:26:20AM +0100, Vincent Lefevre wrote:
> > However, I probably wouldn't miss any input file, because all of them
> > are actually full arguments (i.e. nothing like -Idir for files). If
> > the wrapper considers other files like in "-o that.o", this is not an
> > issue, because it is unlikely that such files have been opened in a
> > text editor, and directories are not an issue either since one can
> > easily skip them.
> 
> It won't miss any input files from people who didn't write weird command
> lines.  But, for example, you can do "gcc a.c -includea.h" (note no space
> after the -include), and that works.

Isn't this a bug? I thought that this was allowed only with options
with a single letter, like -I.

BTW, the man page is not consistent, e.g.

       -I dir

but

       -Ldir

and even both:

       -llibrary
       -l library

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Vincent Lefèvre <vincent@vinc17.net> - Web: <https://www.vinc17.net/>
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