Merging upstream version 1.22.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 15 insertions, 13 deletions

diff --git a/INSTALL b/INSTALL
index 13db3bb..d1e0d73 100644
--- a/INSTALL
+++ b/INSTALL
@@ -1,12 +1,14 @@
 Requirements
 ------------
-You will need a C++ compiler.
-I use gcc 5.3.0 and 4.1.2, but the code should compile with any standards
+You will need a C++11 compiler. (gcc 3.3.6 or newer is recommended).
+I use gcc 6.1.0 and 4.1.2, but the code should compile with any standards
 compliant compiler.
 Gcc is available at http://gcc.gnu.org.
 
-Unzcrash needs a zcmp program able to understand the format being tested.
-For example the zcmp program provided by zutils.
+Lzip 1.16 (or clzip 1.6) or newer is required to run the tests.
+
+Unzcrash needs a 'zcmp' program able to understand the format being tested.
+For example the zcmp provided by zutils.
 Zutils is available at http://www.nongnu.org/zutils/zutils.html
 
 The operating system must allow signal handlers read access to objects with
@@ -45,11 +47,11 @@ the main archive.
    documentation.
 
    Or type 'make install-compress', which additionally compresses the
-   info manual and the man page after installation. (Installing
-   compressed docs may become the default in the future).
+   info manual and the man page after installation.
+   (Installing compressed docs may become the default in the future).
 
-   You can install only the program, the info manual or the man page by
-   typing 'make install-bin', 'make install-info' or 'make install-man'
+   You can install only the program, the info manual, or the man page by
+   typing 'make install-bin', 'make install-info', or 'make install-man'
    respectively.
 
    Instead of 'make install', you can type 'make install-as-lzip' to
@@ -60,10 +62,10 @@ the main archive.
 Another way
 -----------
 You can also compile lziprecover into a separate directory.
-To do this, you must use a version of 'make' that supports the 'VPATH'
-variable, such as GNU 'make'. 'cd' to the directory where you want the
+To do this, you must use a version of 'make' that supports the variable
+'VPATH', such as GNU 'make'. 'cd' to the directory where you want the
 object files and executables to go and run the 'configure' script.
-'configure' automatically checks for the source code in '.', in '..' and
+'configure' automatically checks for the source code in '.', in '..', and
 in the directory that 'configure' is in.
 
 'configure' recognizes the option '--srcdir=DIR' to control where to
@@ -74,7 +76,7 @@ After running 'configure', you can run 'make' and 'make install' as
 explained above.
 
 
-Copyright (C) 2009-2019 Antonio Diaz Diaz.
+Copyright (C) 2009-2021 Antonio Diaz Diaz.
 
 This file is free documentation: you have unlimited permission to copy,
-distribute and modify it.
+distribute, and modify it.