blob: 3e1790a4f60f55f6230ad295b1504e1328f7feac [file] [log] [blame]
#!/bin/sh
# Check how ftruncate, lseek and stat family syscalls are traced.
. "${srcdir=.}/init.sh"
check_prog dd
check_prog find
EXPECTED="$LOG.expected"
size=46118400000
sample=stat_sample
rm -f $sample
umask 022
run_prog_skip_if_failed \
dd seek=$size bs=1 count=0 if=/dev/null of=$sample
run_strace -edesc $args
r_ftruncate="ftruncate(64)?\\(1, $size\\) += 0"
r_lseek="lseek\\(1, $size, SEEK_CUR\\) += $size"
r_llseek="_llseek\\(1, $size, \\[$size\\], SEEK_CUR\\) += 0"
cat > "$EXPECTED" << __EOF__
$r_ftruncate
$r_lseek|$r_llseek
__EOF__
match_grep "$LOG" "$EXPECTED"
run_prog_skip_if_failed \
find -L $sample -quit
run_strace -efile $args
stat="\\{st_mode=S_IFREG\\|0644, st_size=$size, \\.\\.\\.\\}"
r_stat="stat(64)?\\(\"$sample\", $stat\\) += 0"
r_fstatat="(new)?fstatat(64)?\\(AT_FDCWD, \"$sample\", $stat, 0\\) += 0"
cat > "$EXPECTED" << __EOF__
$r_stat|$r_fstatat
__EOF__
match_grep "$LOG" "$EXPECTED"
run_prog_skip_if_failed \
find $sample -quit
run_strace -efile $args
r_lstat="lstat(64)?\\(\"$sample\", $stat\\) += 0"
r_lfstatat="(new)?fstatat(64)?\\(AT_FDCWD, \"$sample\", $stat, AT_SYMLINK_NOFOLLOW\\) += 0"
cat > "$EXPECTED" << __EOF__
$r_lstat|$r_lfstatat
__EOF__
match_grep "$LOG" "$EXPECTED"
rm -f "$EXPECTED" $sample
exit 0