grep branch, master, updated. v3.6-28-g5c628c7

[Paul Eggert]

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http://git.savannah.gnu.org/cgit/grep.git/commit/?id=5c628c7074ae4a90a62165502afe5e7cb6a7eaa5


commit 5c628c7074ae4a90a62165502afe5e7cb6a7eaa5
Author: Paul Eggert <eggert@cs.ucla.edu>
Date:   Mon Aug 9 02:05:29 2021 -0700

    tests: use awk, not seq
    
    Portability problem reported by Dagobert Michelsen in:
    https://lists.gnu.org/r/grep-devel/2021-08/msg00004.html
    * tests/hash-collision-perf, tests/long-pattern-perf:
    Don’t assume seq is installed; use awk instead.

diff --git a/tests/hash-collision-perf b/tests/hash-collision-perf
index 898b496..52266b6 100755
--- a/tests/hash-collision-perf
+++ b/tests/hash-collision-perf
@@ -28,7 +28,8 @@ fail=0
 # for digits, which never exhibited a problem with hash collisions.
 n_pat=40000
 while :; do
-  seq $n_pat > in || framework_failure_
+  script="BEGIN { for (i = 1; i <= $n_pat; i++) print i }"
+  ${AWK-awk} "$script" < /dev/null > in || framework_failure_
   small_ms=$(LC_ALL=C user_time_ 1 grep --file=in empty) || fail=1
   test $small_ms -ge 200 && break
   n_pat=$(expr $n_pat '*' 2)
@@ -36,7 +37,8 @@ done
 
 # Now, search for those same digits mapped to A-J.
 # With the PJW-based hash function, this became O(N^2).
-seq $n_pat | tr 0-9 A-J > in || framework_failure_
+script="BEGIN { for (i = 1; i <= $n_pat; i++) print i }"
+${AWK-awk} "$script" </dev/null | tr 0-9 A-J > in || framework_failure_
 large_ms=$(LC_ALL=C user_time_ 1 grep --file=in empty) || fail=1
 
 # Deliberately recording in an unused variable so it
diff --git a/tests/long-pattern-perf b/tests/long-pattern-perf
index 757bc94..a4cb089 100755
--- a/tests/long-pattern-perf
+++ b/tests/long-pattern-perf
@@ -26,10 +26,9 @@ fail=0
 expensive_
 
 echo x > in || framework_failure_
-# We could use seq -s '' (avoiding the tr filter), but I
-# suspect some version of seq does not honor that option.
 # Note that we want 10x the byte count (not line count) in the larger file.
-seq 10000 50000 | tr -d '\012' > r || framework_failure_
+script='BEGIN { for (i=10000; i<=50000; i++) printf "%d", i }'
+${AWK-awk} "$script" < /dev/null > r || framework_failure_
 cat r r r r r r r r r r > re-10x || framework_failure_
 mv r re || framework_failure_
 

-----------------------------------------------------------------------

Summary of changes:
 tests/hash-collision-perf | 6 ++++--
 tests/long-pattern-perf   | 5 ++---
 2 files changed, 6 insertions(+), 5 deletions(-)


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