Bug#999821: fftw: FBTFS: dh_install: error: missing files, aborting

[Aurelien Jarno]

Source: fftw
Version: 2.1.5-5
Severity: serious
Tags: ftbfs
Justification: fails to build from source (but built successfully in the past)

fftw fails to build from source:
|    debian/rules override_dh_install-arch
| make[1]: Entering directory '/<<PKGBUILDDIR>>'
| mkdir -p /<<PKGBUILDDIR>>/debian/tmp-single/usr/share/doc/sfftw-dev/fortran
| mkdir -p /<<PKGBUILDDIR>>/debian/tmp-double/usr/share/doc/fftw-dev/fortran
| cp -a fortran/fftw_f77.i /<<PKGBUILDDIR>>/debian/tmp-single/usr/share/doc/sfftw-dev/fortran/
| cp -a fortran/fftw_f77.i /<<PKGBUILDDIR>>/debian/tmp-double/usr/share/doc/fftw-dev/fortran/
| dh_install --sourcedir=/<<PKGBUILDDIR>>/debian/tmp-single -p sfftw2
| dh_install: warning: Cannot find (any matches for) "usr/lib/lib*.so.*" (tried in /<<PKGBUILDDIR>>/debian/tmp-single, debian/tmp)
| 
| dh_install: warning: sfftw2 missing files: usr/lib/lib*.so.*
| dh_install: error: missing files, aborting
| make[1]: *** [debian/rules:78: override_dh_install-arch] Error 25
| make[1]: Leaving directory '/<<PKGBUILDDIR>>'
| make: *** [debian/rules:14: binary-arch] Error 2
| dpkg-buildpackage: error: debian/rules binary-arch subprocess returned exit status 2

The full build log can be found there:
https://buildd.debian.org/fetch.php?pkg=fftw&arch=amd64&ver=2.1.5-5&stamp=1636562013&raw=0