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| author | DJ Delorie <dj@redhat.com> | 2020-04-01 15:33:00 -0400 |
|---|---|---|
| committer | DJ Delorie <dj@redhat.com> | 2020-10-05 17:16:03 -0400 |
| commit | 78e09591a59fb4cb634cde28089924383151fcfe (patch) | |
| tree | 644fa7b30f447e56f5daccb65d768b803ce94a14 /scripts | |
| parent | 19302b27bdacfe87e861ff46fc0fbad60dd6602d (diff) | |
| download | glibc-78e09591a59fb4cb634cde28089924383151fcfe.tar glibc-78e09591a59fb4cb634cde28089924383151fcfe.tar.gz glibc-78e09591a59fb4cb634cde28089924383151fcfe.tar.bz2 glibc-78e09591a59fb4cb634cde28089924383151fcfe.zip | |
Optimize scripts/merge-test-results.sh
The inner loop is called thousands of times per "make check" even
if there's otherwise nothing to do. Avoid calling /bin/head all
those times when a builtin will do.
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Diffstat (limited to 'scripts')
| -rwxr-xr-x | scripts/merge-test-results.sh | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/scripts/merge-test-results.sh b/scripts/merge-test-results.sh index 573a44d8cf..1e236db4a7 100755 --- a/scripts/merge-test-results.sh +++ b/scripts/merge-test-results.sh @@ -35,7 +35,12 @@ case $type in subdir=${subdir:+$subdir/} for t in "$@"; do if [ -s "$objpfx$t.test-result" ]; then - head -n1 "$objpfx$t.test-result" + # This loop is called thousands of times even when there's + # nothing to do. Avoid using non-built-in commands (like + # /bin/head) where possible. We assume "echo" is typically a + # built-in. + IFS= read -r line < "$objpfx$t.test-result" + echo "$line" else echo "UNRESOLVED: $subdir$t" fi |