importation initiale dans git

legacy/sysinc/usebash

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+# -*- coding: utf-8 mode: sh -*- vim:sw=4:sts=4:et:ai:si:sta:fenc=utf-8
+
+# usebash: requiere l'utilisation de bash pour lancer ce script
+use_bash=1
+if [ -n "$BASH" ]; then
+    if [ `basename "$BASH"` != sh ]; then
+        use_bash=
+    fi
+fi
+if [ -n "$use_bash" ]; then
+    default_bash="`which bash 2>/dev/null`"
+    for bash in "$default_bash" /bin/bash /usr/bin/bash /usr/local/bin/bash; do
+        if [ -x "$bash" ]; then
+            exec "$bash" "$0" "$@"
+        fi
+    done
+    echo "error: Ce script necessite bash"
+    exit 1
+fi
+unset use_bash