Revert #830 because it broke the case when the main script is not in path.
Revert #830 because it broke the case when the main script is not in path.

jeandet/meson,aaronp24/meson,pexip/meson,thiblahute/meson,rhd/meson,becm/meson,ernestask/meson,MathieuDuponchelle/meson,thiblahute/meson,wberrier/meson,thiblahute/meson,fmuellner/meson,pexip/meson,QuLogic/meson,mesonbuild/meson,MathieuDuponchelle/meson,jpakkane/meson,centricular/meson,jeandet/meson,aaronp24/meson,MathieuDuponchelle/meson,fmuellner/meson,centricular/meson,rhd/meson,mesonbuild/meson,fmuellner/meson,rhd/meson,ernestask/meson,centricular/meson,trhd/meson,centricular/meson,fmuellner/meson,mesonbuild/meson,thiblahute/meson,pexip/meson,aaronp24/meson,fmuellner/meson,QuLogic/meson,aaronp24/meson,jpakkane/meson,pexip/meson,thiblahute/meson,jpakkane/meson,pexip/meson,MathieuDuponchelle/meson,jpakkane/meson,rhd/meson,becm/meson,mesonbuild/meson,mesonbuild/meson,aaronp24/meson,MathieuDuponchelle/meson,jeandet/meson,becm/meson,MathieuDuponchelle/meson,mesonbuild/meson,jeandet/meson,wberrier/meson,QuLogic/meson,becm/meson,trhd/meson,fmuellner/meson,fmuellner/meson,thiblahute/meson,wberrier/meson,thiblahute/meson,pexip/meson,aaronp24/meson,centricular/meson,trhd/meson,QuLogic/meson,trhd/meson,ernestask/meson,becm/meson,jpakkane/meson,aaronp24/meson,mesonbuild/meson,trhd/meson,trhd/meson,jpakkane/meson,jpakkane/meson,jeandet/meson,rhd/meson,fmuellner/meson,wberrier/meson,jeandet/meson,QuLogic/meson,centricular/meson,QuLogic/meson,rhd/meson,becm/meson,ernestask/meson,wberrier/meson,rhd/meson,trhd/meson,ernestask/meson,jpakkane/meson,centricular/meson,pexip/meson,becm/meson,wberrier/meson,fmuellner/meson,trhd/meson,trhd/meson,ernestask/meson,rhd/meson,becm/meson,ernestask/meson,MathieuDuponchelle/meson,becm/meson,jeandet/meson,pexip/meson,QuLogic/meson,becm/meson,QuLogic/meson,QuLogic/meson,mesonbuild/meson,wberrier/meson,wberrier/meson,pexip/meson,aaronp24/meson,mesonbuild/meson,jeandet/meson,ernestask/meson,jeandet/meson,mesonbuild/meson,MathieuDuponchelle/meson,ernestask/meson,centricular/meson,pexip/meson,thiblahute/meson,aaronp24/meson,MathieuDuponchelle/meson,thiblahute/meson,jpakkane/meson