* Kevin Kofler via devel: > Florian Weimer wrote: >> It's not. It may be a completely different system call. > > So now I had a new idea how to figure out what difference the version of > glibc we are compiling against can make: track down the symbol version: > nm -D --with-symbol-versions Downloads/libQt5WebEngineCore.so.5.15.2 | grep > '@GLIBC_2\.33' > U fstat64@GLIBC_2.33 > U fstatat64@GLIBC_2.33 > U lstat64@GLIBC_2.33 > U stat64@GLIBC_2.33 > > So we are getting new symbol versions of the above 4 functions. So now we > only need to know what is different between the above and the syscalls > presumably used previously: > nm -D --with-symbol-versions Downloads/libQt5WebEngineCore.so.5.15.1 | grep > 'stat\(at\)\?64' > U __fxstat64@GLIBC_2.2.5 > U __fxstatat64@GLIBC_2.4 > U __lxstat64@GLIBC_2.2.5 > U __xstat64@GLIBC_2.2.5 > (That's the version from F33 GA, definitely built against an older glibc.) Right, and the glibc 2.33 versions all call fstatat64 in the end (system call number 0x106). The older x versions call the earlier system calls (numbers 4, 5, 6). Thanks, Florian -- Red Hat GmbH, https://de.redhat.com/ , Registered seat: Grasbrunn, Commercial register: Amtsgericht Muenchen, HRB 153243, Managing Directors: Charles Cachera, Brian Klemm, Laurie Krebs, Michael O'Neill _______________________________________________ devel mailing list -- devel@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to devel-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/devel@xxxxxxxxxxxxxxxxxxxxxxx
