From b591137e7fba6eebced2d4fddec37af10bed2f2f Mon Sep 17 00:00:00 2001
From: Jephte CLAIN <Jephte.Clain@univ-reunion.fr>
Date: Mon, 15 Sep 2014 07:53:08 +0400
Subject: [PATCH] =?UTF-8?q?possibilit=C3=A9=20de=20sp=C3=A9cifier=20la=20v?=
 =?UTF-8?q?ersion=20minimum=20attendue=20pour=20ulib?=
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---
 lib/ulib/ulib | 80 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)

diff --git a/lib/ulib/ulib b/lib/ulib/ulib
index 2791aeb..0651450 100644
--- a/lib/ulib/ulib
+++ b/lib/ulib/ulib
@@ -106,3 +106,83 @@ function ulibsync() {
     local __CPNOVCS_RSYNC_ARGS=(-q --delete)
     [ "$destdir/ulib" != "$ULIBDIR" ] && cpdirnovcs "$ULIBDIR" "$destdir/ulib"
 }
+
+function __ulibver_parse_version() {
+# copie verbatim de la fonction parseversion() du script ulib dans nutools
+    if [ -n "$2" ]; then
+        local version="${1:-${version:-000000000}}"
+        local major minor patch pversion
+    else
+        version="${1:-${version:-000000000}}"
+    fi
+    while [ ${#version} -lt 9 ]; do version="0$version"; done
+    major="${version:0:3}"; while [ ${#major} -gt 1 -a "${major#0}" != "$major" ]; do major="${major#0}"; done
+    minor="${version:3:3}"; while [ ${#minor} -gt 1 -a "${minor#0}" != "$minor" ]; do minor="${minor#0}"; done
+    patch="${version:6:3}"; while [ ${#patch} -gt 1 -a "${patch#0}" != "$patch" ]; do patch="${patch#0}"; done
+    pversion="$major.$minor.$patch"
+    [ -n "$2" ] && eval "${2}version=\$version; ${2}major=\$major; ${2}minor=\$minor; ${2}patch=\$patch; ${2}pversion=\$pversion"
+}
+function __ulibver_format_version() {
+# copie verbatim de la fonction formatversion() du script ulib dans nutools
+    local major="${1:-${major:-0}}" minor="${2:-${minor:-0}}" patch="${3:-${patch:-0}}"
+    while [ ${#major} -lt 3 ]; do major="0$major"; done
+    while [ ${#minor} -lt 3 ]; do minor="0$minor"; done
+    while [ ${#patch} -lt 3 ]; do patch="0$patch"; done
+    echo "$major$minor$patch"
+}
+function __ulibver_parse_pversion() {
+# copie verbatim de la fonction parsepversion() du script ulib dans nutools
+    local v M m p
+    if [[ "$1" == *.* ]]; then
+        local v="$1"; shift
+        local M=0 m=0 p=0
+        if [[ "$v" == *.* ]]; then
+            p="${v##*.}"; v="${v%.*}"
+            if [[ "$v" == *.* ]]; then
+                m="${v##*.}"; v="${v%.*}"
+                if [[ "$v" == *.* ]]; then M="${v##*.}"; v="${v%.*}"
+                else M="$v"
+                fi
+            else m="$v"
+            fi
+        else p="$v"
+        fi
+        __ulibver_parse_version "$(__ulibver_format_version "$M" "$m" "$p")" "$@"
+    else
+        __ulibver_parse_version "$@"
+    fi
+}
+function ulibver() {
+    # Vérifier que la version actuelle de ulib est au moins à la version $1
+    # (inclue) et éventuellement au plus à la version $2 (exclue)
+    [ -f "$ULIBDIR/.ulibver" ] || return 1
+    local version=000000000 major minor patch pversion
+    __ulibver_parse_version "$(<"$ULIBDIR/.ulibver")"
+    if [ -n "$1" ]; then
+        local minversion=000000000 minmajor minminor minpatch minpversion
+        __ulibver_parse_pversion "$1" min
+        if [ "$major" -lt "$minmajor" ]; then
+            return 1
+        elif [ "$major" -eq "$minmajor" ]; then
+            if [ "$minor" -lt "$minminor" ]; then
+                return 1
+            elif [ "$minor" -eq "$minminor" ]; then
+                [ "$patch" -lt "$minpatch" ] && return 1
+            fi
+        fi
+    fi
+    if [ -n "$2" ]; then
+        local maxversion=000000000 maxmajor maxmaxor maxpatch maxpversion
+        __ulibver_parse_pversion "$2" max
+        if [ "$major" -gt "$maxmajor" ]; then
+            return 1
+        elif [ "$major" -eq "$maxmajor" ]; then
+            if [ "$minor" -gt "$maxminor" ]; then
+                return 1
+            elif [ "$minor" -eq "$maxminor" ]; then
+                [ "$patch" -ge "$maxpatch" ] && return 1
+            fi
+        fi
+    fi
+    return 0
+}