https://bugs.kde.org/show_bug.cgi?id=469269
Bug ID: 469269
Summary: kdiff3 1.10.1 aborts on "Assertion
`!m_modificationTime.isNull()'" when a file or
directory with mtime <= 999,999ns from epoch is
encountered
Classification: Applications
Product: kdiff3
Version: 1.10.1
Platform: Gentoo Packages
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: application
Assignee: reeves...@gmail.com
Reporter: kde....@v6y.net
Target Milestone: ---
SUMMARY
kdiff3 1.10.1 fails when it encounters a file or directory with an mtime <=
999,999ns from epoch.
STEPS TO REPRODUCE
1. mkdir -p a/c b; touch -m -d '1969-12-31 17:00:00.000999999 -0700' a/c
2. kdiff3 a b
OBSERVED RESULT
$ kdiff3 a b
org.kde.kdiff3.fileAccess: Reading folder: "/delme/a"
org.kde.kdiff3.fileAccess: Reading folder: "/delme/a/c"
org.kde.kdiff3.fileAccess: Reading folder: "/delme/b"
kdiff3:
/var/tmp/portage/kde-misc/kdiff3-1.10.1/work/kdiff3-1.10.1/src/fileaccess.cpp:773:
QDateTime FileAccess::lastModified() const: Assertion
`!m_modificationTime.isNull()' failed.
Aborted
$ python -c "import os; print(os.lstat('a/c').st_mtime_ns)"
999999
Adding a nanosecond, the assert is not triggered:
$ mkdir -p a/c b; touch -m -d '1969-12-31 17:00:00.001000000 -0700' a/c;
/usr/bin/kdiff3 a b
org.kde.kdiff3.fileAccess: Reading folder: "/delme/a"
org.kde.kdiff3.fileAccess: Reading folder: "/delme/a/c"
org.kde.kdiff3.fileAccess: Reading folder: "/delme/b"
$ python -c "import os; print(os.lstat('a/c').st_mtime_ns)"
1000000
Filesystem: ext4
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