From b03d3cc271d6c91e2d64adeb6b7ed742fa26066e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lucio=20Andr=C3=A9s=20Illanes=20Albornoz?=
 <lucio@lucioillanes.de>
Date: Sat, 4 Apr 2020 19:45:50 +0100
Subject: subr/rtl_complex.subr:rtl_is_newer(): reimplemented w/ stat(1).
 subr/build_init.subr:buildp_init_prereqs(): adds stat(1).

---
 subr/build_init.subr  |  2 +-
 subr/rtl_complex.subr | 13 +++++++++----
 2 files changed, 10 insertions(+), 5 deletions(-)

(limited to 'subr')

diff --git a/subr/build_init.subr b/subr/build_init.subr
index 49f0dca8..668c0861 100644
--- a/subr/build_init.subr
+++ b/subr/build_init.subr
@@ -229,7 +229,7 @@ buildp_init_prereqs() {
 			g++ gcc git grep gunzip gzip hostname id install kill	\
 			ln lzip make mkdir mkfifo mktemp mv paste patch perl	\
 			pgrep pkill printf readlink rm sed sha256sum sort	\
-			tail tar test touch tr uniq wget xz zip; then
+			stat tail tar test touch tr uniq wget xz zip; then
 		printf "%s\n" "${_status}" >&2; exit 1;
 	elif ! (FNAME="$(mktemp)" && { trap "rm -f \"\${FNAME}\"" EXIT;		\
 			sed -i'' -e '' "${FNAME}" >/dev/null 2>&1; }); then
diff --git a/subr/rtl_complex.subr b/subr/rtl_complex.subr
index 2c23cfe8..4a055515 100644
--- a/subr/rtl_complex.subr
+++ b/subr/rtl_complex.subr
@@ -164,11 +164,16 @@ rtl_head() {
 };
 
 rtl_is_newer() {
-	local _new_fname="${1}" _old_fname="${2}";
-	if [ -n "$(find -name "${_new_fname}" -newer "${_old_fname}" 2>/dev/null)" ]; then
+	local _new_fname="${1}" _old_fname="${2}" _new_ts="" _old_ts="";
+	if ! [ -e "${_old_fname}" ]; then
 		return 0;
-	else
-		return 1;
+	else	_new_ts="$(stat -c %Y "${_new_fname}" 2>&1)";
+		_old_ts="$(stat -c %Y "${_old_fname}" 2>&1)";
+		if [ "${_new_ts:-0}" -gt "${_old_ts:-0}" ]; then
+			return 0;
+		else
+			return 1;
+		fi;
 	fi;
 };
 
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