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[bug#60829] [PATCH] m4: use AS_IF to avoid ! portability issues
From: |
Mike Frysinger |
Subject: |
[bug#60829] [PATCH] m4: use AS_IF to avoid ! portability issues |
Date: |
Sun, 15 Jan 2023 03:38:25 -0500 |
Since the ! builtin has portability issues (as documented in the Autoconf
manual), switch to AS_IF which takes care of these issues for us.
* m4/sanity.m4: Switch `if` to AS_IF.
---
m4/sanity.m4 | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/m4/sanity.m4 b/m4/sanity.m4
index db9a1f5639f1..c24648045e2f 100644
--- a/m4/sanity.m4
+++ b/m4/sanity.m4
@@ -110,10 +110,10 @@ fi
# If we didn't sleep, we still need to ensure time stamps of config.status and
# generated files are strictly newer.
am_sleep_pid=
-if ! test -e conftest.file || grep 'slept: no' conftest.file >/dev/null 2>&1;
then
+AS_IF([test -e conftest.file || grep 'slept: no' conftest.file >/dev/null
2>&1],, [dnl
( sleep $am_cv_filesystem_timestamp_resolution ) &
am_sleep_pid=$!
-fi
+])
AC_CONFIG_COMMANDS_PRE(
[AC_MSG_CHECKING([that generated files are newer than configure])
if test -n "$am_sleep_pid"; then
--
2.39.0
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