[automake-commit] 01/02: missing: add autoreconf, autogen and perl as supported programs.

[Karl Berry]

karl pushed a commit to branch master
in repository automake.

View the commit online:
https://git.savannah.gnu.org/gitweb/?p=automake.git;a=commitdiff;h=68db06db52e9623ebf5503cf7c37918749e2e879

commit 68db06db52e9623ebf5503cf7c37918749e2e879
Author: Alex Vong <alexvong1995@gmail.com>
AuthorDate: Thu Nov 23 09:13:38 2023 -0800

    missing: add autoreconf, autogen and perl as supported programs.
    
    From:
    https://lists.gnu.org/archive/html/automake-patches/2015-08/msg00000.html
    
    * lib/missing: add autoreconf, autogen and perl as supported programs,
    potentially especially useful from bootstrap scripts. Alphabetize.
    * NEWS: mention.
    * THANKS: new contributor.
---
 NEWS        |  8 +++++---
 THANKS      |  1 +
 lib/missing | 65 ++++++++++++++++++++++++++++++++++++++-----------------------
 3 files changed, 47 insertions(+), 27 deletions(-)

diff --git a/NEWS b/NEWS
index 2a58785f3..86a9c5d21 100644
--- a/NEWS
+++ b/NEWS
@@ -10,9 +10,6 @@ New in 1.17:
   - AM_PATH_PYTHON will also search for Python versions 3.10 - 3.15.  It has
     previously searched for 3.0 - 3.9. (bug#53530)
 
-  - The default value of $ARFLAGS is now "cr" instead of "cru", to
-    support deterministic builds. (bug#20082)
-
   - RANLIB may be overridden on a per-target basis.
 
   - AM_TEXI2FLAGS may be defined to pass extra flags to TEXI2DVI & TEXI2PDF.
@@ -37,6 +34,8 @@ New in 1.17:
     it should be the basename of the Texinfo file, extended with .info.
     (bug#54063)
 
+  - The missing script also supports autoreconf, autogen, and perl.
+
 * Bugs fixed
 
   - Generated file timestamp checks handle filesystems with sub-second
@@ -46,6 +45,9 @@ New in 1.17:
     problems may ensue); for older autom4te, we fall back to one-second
     granularity as before. (bug#64756)
 
+  - The default value of $ARFLAGS is now "cr" instead of "cru", to better
+    support deterministic builds. (bug#20082)
+
   - Dependency files are now empty, instead of '# dummy', for speed.
 
   - Compiling Python modules with Python 3.5+ uses multiple optimization
diff --git a/THANKS b/THANKS
index 63e4f65af..4ba67cf7e 100644
--- a/THANKS
+++ b/THANKS
@@ -11,6 +11,7 @@ Akim Demaille                   akim@gnu.org
 Alan Modra                      amodra@bigpond.net.au
 Alex Hornby                     alex@anvil.co.uk
 Alex Unleashed                  unledev@gmail.com
+Alex Vong                       alexvong1995@gmail.com
 Alexander V. Lukyanov           lav@yars.free.net
 Alexander Mai                   st002279@hrzpub.tu-darmstadt.de
 Alexander Martens               alexander.martens@gtd.es
diff --git a/lib/missing b/lib/missing
index 9181a2183..e73e48a43 100755
--- a/lib/missing
+++ b/lib/missing
@@ -1,7 +1,7 @@
 #! /bin/sh
-# Common wrapper for a few potentially missing GNU programs.
+# Common wrapper for a few potentially missing GNU and other programs.
 
-scriptversion=2018-03-07.03; # UTC
+scriptversion=2023-11-23.17; # UTC
 
 # Copyright (C) 1996-2023 Free Software Foundation, Inc.
 # Originally written by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
@@ -54,8 +54,8 @@ Options:
   -v, --version   output version information and exit
 
 Supported PROGRAM values:
-  aclocal   autoconf  autoheader   autom4te  automake  makeinfo
-  bison     yacc      flex         lex       help2man
+aclocal autoconf autogen  autoheader autom4te automake autoreconf 
+bison   flex     help2man lex        makeinfo perl     yacc
 
 Version suffixes to PROGRAM as well as the prefixes 'gnu-', 'gnu', and
 'g' are ignored when checking the name.
@@ -108,7 +108,7 @@ gnu_software_URL=https://www.gnu.org/software
 program_details ()
 {
   case $1 in
-    aclocal|automake)
+    aclocal|automake|autoreconf)
       echo "The '$1' program is part of the GNU Automake package:"
       echo "<$gnu_software_URL/automake>"
       echo "It also requires GNU Autoconf, GNU m4 and Perl in order to run:"
@@ -123,6 +123,9 @@ program_details ()
       echo "<$gnu_software_URL/m4/>"
       echo "<$perl_URL>"
       ;;
+    *)
+      :
+      ;;
   esac
 }
 
@@ -137,48 +140,55 @@ give_advice ()
   printf '%s\n' "'$1' is $msg."
 
   configure_deps="'configure.ac' or m4 files included by 'configure.ac'"
+  autoheader_deps="'acconfig.h'"
+  automake_deps="'Makefile.am'"
+  aclocal_deps="'acinclude.m4'"
   case $normalized_program in
+    aclocal*)
+      echo "You should only need it if you modified $aclocal_deps or"
+      echo "$configure_deps."
+      ;;
     autoconf*)
-      echo "You should only need it if you modified 'configure.ac',"
-      echo "or m4 files included by it."
-      program_details 'autoconf'
+      echo "You should only need it if you modified $configure_deps."
+      ;;
+    autogen*)
+      echo "You should only need it if you modified a '.def' or '.tpl' file."
+      echo "You may want to install the GNU AutoGen package:"
+      echo "<$gnu_software_URL/autogen/>"
       ;;
     autoheader*)
-      echo "You should only need it if you modified 'acconfig.h' or"
+      echo "You should only need it if you modified $autoheader_deps or"
       echo "$configure_deps."
-      program_details 'autoheader'
       ;;
     automake*)
-      echo "You should only need it if you modified 'Makefile.am' or"
+      echo "You should only need it if you modified $automake_deps or"
       echo "$configure_deps."
-      program_details 'automake'
       ;;
-    aclocal*)
-      echo "You should only need it if you modified 'acinclude.m4' or"
-      echo "$configure_deps."
-      program_details 'aclocal'
-      ;;
-   autom4te*)
+    autom4te*)
       echo "You might have modified some maintainer files that require"
       echo "the 'autom4te' program to be rebuilt."
-      program_details 'autom4te'
+      ;;
+    autoreconf*)
+      echo "You should only need it if you modified $aclocal_deps or"
+      echo "$automake_deps or $autoheader_deps or $automake_deps or"
+      echo "$configure_deps."
       ;;
     bison*|yacc*)
       echo "You should only need it if you modified a '.y' file."
       echo "You may want to install the GNU Bison package:"
       echo "<$gnu_software_URL/bison/>"
       ;;
-    lex*|flex*)
-      echo "You should only need it if you modified a '.l' file."
-      echo "You may want to install the Fast Lexical Analyzer package:"
-      echo "<$flex_URL>"
-      ;;
     help2man*)
       echo "You should only need it if you modified a dependency" \
            "of a man page."
       echo "You may want to install the GNU Help2man package:"
       echo "<$gnu_software_URL/help2man/>"
     ;;
+    lex*|flex*)
+      echo "You should only need it if you modified a '.l' file."
+      echo "You may want to install the Fast Lexical Analyzer package:"
+      echo "<$flex_URL>"
+      ;;
     makeinfo*)
       echo "You should only need it if you modified a '.texi' file, or"
       echo "any other file indirectly affecting the aspect of the manual."
@@ -189,6 +199,12 @@ give_advice ()
       echo "want to install GNU make:"
       echo "<$gnu_software_URL/make/>"
       ;;
+    perl*)
+      echo "You should only need it to run GNU Autoconf, GNU Automake, "
+      echo "  assorted other tools, or if you modified a Perl source file."
+      echo "You may want to install the Perl 5 language interpreter:"
+      echo "<$perl_URL>"
+      ;;
     *)
       echo "You might have modified some files without having the proper"
       echo "tools for further handling them.  Check the 'README' file, it"
@@ -197,6 +213,7 @@ give_advice ()
       echo "case some other package contains this missing '$1' program."
       ;;
   esac
+  program_details "$normalized_program"
 }
 
 give_advice "$1" | sed -e '1s/^/WARNING: /' \