ncurses 5.9 - patch 20110528

[ncurses.git] / aclocal.m4

diff --git a/aclocal.m4 b/aclocal.m4
index 6c7c8ef7198105c34083d54283a4ada446f25e6f..391a6f0e3e0f34952a8e7f6dc90f8da2cd590717 100644 (file)
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -28,7 +28,7 @@ dnl***************************************************************************
 dnl
 dnl Author: Thomas E. Dickey 1995-on
 dnl
-dnl $Id: aclocal.m4,v 1.555 2011/04/23 21:38:05 tom Exp $
+dnl $Id: aclocal.m4,v 1.557 2011/05/29 00:00:21 tom Exp $
 dnl Macros used in NCURSES auto-configuration script.
 dnl
 dnl These macros are maintained separately from NCURSES.  The copyright on
@@ -62,6 +62,31 @@ AC_DEFUN([AM_LANGINFO_CODESET],
   fi
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_ACVERSION_CHECK version: 2 updated: 2011/05/08 11:22:03
+dnl ------------------
+dnl Conditionally generate script according to whether we're using a given autoconf.
+dnl
+dnl $1 = version to compare against
+dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
+dnl $3 = code to use if AC_ACVERSION is older than $1.
+define(CF_ACVERSION_CHECK,
+[
+ifdef([m4_version_compare],
+[m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
+[CF_ACVERSION_COMPARE(
+AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
+AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_ACVERSION_COMPARE version: 2 updated: 2011/04/14 20:56:50
+dnl --------------------
+dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
+dnl                      MAJOR2, MINOR2, TERNARY2,
+dnl                      PRINTABLE2, not FOUND, FOUND)
+define(CF_ACVERSION_COMPARE,
+[ifelse(builtin([eval], [$2 < $5]), 1,
+[ifelse([$8], , ,[$8])],
+[ifelse([$9], , ,[$9])])])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07
 dnl -------------------
 dnl Construct the list of include-options for the C programs in the Ada95
@@ -4399,7 +4424,7 @@ case ".[$]$1" in #(vi
 esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PKG_CONFIG version: 6 updated: 2011/04/17 06:36:21
+dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
 dnl -------------
 dnl Check for the package-config program, unless disabled by command-line.
 AC_DEFUN([CF_PKG_CONFIG],
@@ -4416,7 +4441,9 @@ no) #(vi
        PKG_CONFIG=none
        ;;
 yes) #(vi
-       AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)
+       CF_ACVERSION_CHECK(2.52,
+               [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
+               [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
        ;;
 *)
        PKG_CONFIG=$withval
@@ -5007,7 +5034,7 @@ CF_VERBOSE(...checked $1 [$]$1)
 AC_SUBST(EXTRA_LDFLAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_SHARED_OPTS version: 64 updated: 2010/06/05 16:51:16
+dnl CF_SHARED_OPTS version: 65 updated: 2011/05/28 19:39:44
 dnl --------------
 dnl --------------
 dnl Attempt to determine the appropriate CC/LD options for creating a shared
@@ -5138,6 +5165,16 @@ CF_EOF
                # readonly to exploit a quirk in the memory manager.
                INSTALL_LIB="-m 555"
                ;;
+       interix*)
+               test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
+               if test "$cf_cv_shlib_version" = rel; then
+                       cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
+               else
+                       cf_shared_soname='`basename $@`'
+               fi
+               CC_SHARED_OPTS=
+               MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${libdir} -Wl,-h,'$cf_shared_soname' -o $@'
+               ;;
        irix*) #(vi
                if test "$cf_cv_enable_rpath" = yes ; then
                        EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"