A quick look at the Portfile shows that opencv4 uses cmake. It is rare that cmake based builds also gernerate .po files by default, but there may be a switch.
It might be worth opening a trac ticket. > On Feb 9, 2021, at 5:37 AM, Joël Brogniart <joel.brogni...@jomamala.org> > wrote: > > One should be able to obtain informations with pkg-config. ie. wiith cairo > installed it works fine > pkg-config --cflags cairo > pkg-config --libs cairo > But not with opencv4. > > Joël > >> Le 9 févr. 2021 à 12:10, Marius Schamschula <li...@schamschula.com> a écrit : >> >> I haven’t had time to look into that. I’m not the maintain of opencv4. For >> the moment I downgraded opencv to version 3.4.13. >> >>> On Feb 9, 2021, at 2:28 AM, Joël Brogniart <joel.brogni...@jomamala.org> >>> wrote: >>> >>> I'm trying to adapt a portfile for a Linux application to depend on opencv4 >>> instead of opencv. The building of the application use pkg-config to find >>> directory, library et compiler settings for different tools (opencv, >>> cairo…). This works correctly except for opencv. >>> >>> On Macports, the opencv4 port doesn't populate pkg-config data with its own >>> information. Is there an explanation for the missing data? >> >> Marius >> -- >> Marius Schamschula Marius -- Marius Schamschula
