configure.ng: use AM_PROG_AR to check ar(1) command

This fixes

  automake-1.12/am/library.am: warning: 'libngipaddr.a':
   linking libraries using a non-POSIX .../automake-1.12/am/library.am:
   archiver requires 'AM_PROG_AR' in 'configure.in'
   src/ipaddr/Makefile.am:12: while processing library 'libngipaddr.a'

and similar warnings of automake.

diff --git a/.gitignore b/.gitignore
index bfa35421089ad977c92f055da2def29d86ae8d62..4ccaedf1989368a69fc13c2bd30d6d204b0ea2e5 100644 (file)
--- a/.gitignore
+++ b/.gitignore
@@ -4,6 +4,7 @@ aclocal.m4
 ansi2knr.1
 ansi2knr.c
 ansi2knr.h
+ar-lib
 autom4te.cache
 build-stamp-ngircd*
 config.log

diff --git a/Makefile.am b/Makefile.am
index b451b78b0447710a6915302a43be9573f67e59d5..1edd751bff8f214537d95e5e51baa14dd6558f1d 100644 (file)
--- a/Makefile.am
+++ b/Makefile.am
@@ -22,7 +22,7 @@ clean-local:
 maintainer-clean-local:
        rm -rf autom4te.cache
        rm -f Makefile.in Makefile aclocal.m4 configure
-       rm -f mkinstalldirs missing depcomp install-sh
+       rm -f ar-lib mkinstalldirs missing depcomp install-sh
        rm -f config.log debian
 
 testsuite:

diff --git a/configure.ng b/configure.ng
index 7f3e2d99c4cd6c8689bb09f89c76f300b213a119..3ac56c44bf6a044a3d5053d935914a12e8cbdfe4 100644 (file)
--- a/configure.ng
+++ b/configure.ng
@@ -60,6 +60,7 @@ AC_PROG_CC_STDC
 
 # -- Helper programs --
 
+AM_PROG_AR
 AC_PROG_AWK
 AC_PROG_INSTALL
 AC_PROG_LN_S