mkpk

чување 97763f05fb7a1bd1aa0c93e47efc6f0dd017e1a5
родитељ 63cf7c23966879d20632d17c37db01708f7ac09a
Аутор: Страхиња Радић <contact@strahinja.org>
Датум:   Wed,  3 Aug 2022 22:10:08 +0200

recent: New file

Signed-off-by: Страхиња Радић <contact@strahinja.org>

Diffstat:
M
TODO
 | 
3
+++
M
mkfile
 | 
2
+-
A
recent
 | 
47
+++++++++++++++++++++++++++++++++++++++++++++++
A
testrecent
 | 
12
++++++++++++

измењених датотека: 4, додавања: 63(+), брисања: 1(-)
diff --git a/TODO b/TODO
@@ -10,6 +10,9 @@ TODO
     - Version comparison? - Yes. Build only the latest package, if version is
       not explicitly given
 
+[ ] Improve recent so it takes a list of versions like testrecent; add calling
+    of recent to lib/*.mk
+
 [ ] mkpk fetch
 
 [x] mkpk update
diff --git a/mkfile b/mkfile
@@ -3,7 +3,7 @@
 
 MKFILES=	`{ls lib/*.mk | sed 's,lib/,,'}
 DOCS=		README
-SCRIPTS=	mkpk
+SCRIPTS=	mkpk recent
 
 install:QV:
 	if [ ! -e "$PKGDB" ]; then
diff --git a/recent b/recent
@@ -0,0 +1,47 @@
+#!/bin/sh
+
+if [ $# -lt 2 ]; then
+	printf "Usage: %s [ver1] [ver2]\n" "${0##*/}" >&2
+	exit 1
+fi
+
+ver1=$1
+ver2=$2
+
+major1=$(echo $ver1 | sed 's/\([0-9]\+\)\..*/\1/')
+major2=$(echo $ver2 | sed 's/\([0-9]\+\)\..*/\1/')
+rest1=$(echo $ver1 | sed 's/[0-9]\+\.\(.*\)/\1/')
+rest2=$(echo $ver2 | sed 's/[0-9]\+\.\(.*\)/\1/')
+
+if [[ $major1 -gt $major2 ]]; then
+	echo $ver1
+	exit
+elif [[ $major1 -lt $major2 ]]; then
+	echo $ver2
+	exit
+fi
+
+minor1=$(echo $rest1 | sed 's/\([0-9]\+\)\..*/\1/')
+minor2=$(echo $rest2 | sed 's/\([0-9]\+\)\..*/\1/')
+rest1=$(echo $rest1 | sed 's/[0-9]\+\.\(.*\)/\1/')
+rest2=$(echo $rest2 | sed 's/[0-9]\+\.\(.*\)/\1/')
+
+if [[ $minor1 -gt $minor2 ]]; then
+	echo $ver1
+	exit
+elif [[ $minor1 -lt $minor2 ]]; then
+	echo $ver2
+	exit
+fi
+
+patch1=$(echo $rest1 | sed 's/\([0-9]\+\)\(-.*\)*/\1/')
+patch2=$(echo $rest2 | sed 's/\([0-9]\+\)\(-.*\)*/\1/')
+rest1=$(echo $rest1 | sed 's/[0-9]\+\(-\(.*\)\)*/\2/')
+rest2=$(echo $rest2 | sed 's/[0-9]\+\(-\(.*\)\)*/\2/')
+
+recent=$(printf "%s\n%s\n" $rest1 $rest2 | sort -n -r | sed 1q)
+if [[ "$recent" = "$rest1" ]]; then
+	echo $ver1
+else
+	echo $ver2
+fi
diff --git a/testrecent b/testrecent
@@ -0,0 +1,12 @@
+#!/bin/sh
+rec=
+prev=1.1.1
+for ver in 1.2.1-12-doo 1.2.1-33-zzz 1.3.1-3-df 1.3.1-12-adf ; do
+	cur=$(./recent $prev $ver)
+	printf "DEBUG: ver=%s\t\tcur=%s\t\trec=%s\n" "$ver" "$cur" "$rec"
+	if [[ "$cur" != "$rec" ]]; then
+		rec=$cur
+	fi
+	prev=$cur
+done
+echo $rec