I didn't get this. Could you give a more detaild explanation? > In my view, all they do is change the meaning of "up to date" from the > usual "exists and timestamp is newer" to just "exists". > > Noel > > Angel Tsankov wrote: > >> I'm having a really hard time what order-only prerequsites really do. >> >> First, I thought that they will do just fine if I want to have my object >> files go in a separate folder. This makes it necessary to ensure this >> folder (let's name it IntemediateFolder) exists before compilation of >> each source file. Of course, this check should not render the target >> (object file) out-of-date. As far as I get it all this make the >> folder-existence check (and creation if necessary) appropriate for an >> order-only prerequiste. However, I must be awfully wrong, 'cause I could >> not come up with a makefile that does exactly this. And I've been trying >> it since for a whole day... >> >> So, I've attached the troublesome makefile. I execute it with make 3.80 >> on a linux system. Could you explain to me why the script compiles the >> soruce files even when the objects do exist and are newer than the >> corresponding source files? >> >> Best wishes, >> An unsuccessful rocket sceintist >> _______________________________________________ >> Help-make mailing list >> [email protected] >> http://lists.gnu.org/mailman/listinfo/help-make >
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