dnl authorization. *
dnl***************************************************************************
dnl
-dnl $Id: aclocal.m4,v 1.52 2011/04/09 22:22:11 tom Exp $
+dnl $Id: aclocal.m4,v 1.63 2011/07/02 20:36:41 tom Exp $
dnl
dnl Author: Thomas E. Dickey
dnl
dnl
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_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42
dnl -------------
dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
}
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_ANSI_CC_CHECK version: 10 updated: 2010/10/23 15:52:32
+dnl CF_ANSI_CC_CHECK version: 11 updated: 2011/07/01 19:47:45
dnl ----------------
-dnl This is adapted from the macros 'fp_PROG_CC_STDC' and 'fp_C_PROTOTYPES'
-dnl in the sharutils 4.2 distribution.
+dnl This was originally adapted from the macros 'fp_PROG_CC_STDC' and
+dnl 'fp_C_PROTOTYPES' in the sharutils 4.2 distribution.
AC_DEFUN([CF_ANSI_CC_CHECK],
[
+# This should have been defined by AC_PROG_CC
+: ${CC:=cc}
+
+# Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
+# into CC. This will not help with broken scripts that wrap the compiler with
+# options, but eliminates a more common category of user confusion.
+AC_MSG_CHECKING(\$CC variable)
+case "$CC" in #(vi
+*[[\ \ ]]-[[IUD]]*)
+ AC_MSG_RESULT(broken)
+ AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
+ # humor him...
+ cf_flags=`echo "$CC" | sed -e 's/^[[^ ]]*[[ ]]//'`
+ CC=`echo "$CC" | sed -e 's/[[ ]].*//'`
+ CF_ADD_CFLAGS($cf_flags)
+ ;;
+*)
+ AC_MSG_RESULT(ok)
+ ;;
+esac
+
AC_CACHE_CHECK(for ${CC:-cc} option to accept ANSI C, cf_cv_ansi_cc,[
cf_cv_ansi_cc=no
cf_save_CFLAGS="$CFLAGS"
CF_TERM_HEADER
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_CURSES_FUNCS version: 16 updated: 2011/04/09 18:19:55
+dnl CF_CURSES_FUNCS version: 17 updated: 2011/05/14 16:07:29
dnl ---------------
dnl Curses-functions are a little complicated, since a lot of them are macros.
AC_DEFUN([CF_CURSES_FUNCS],
[
#ifndef ${cf_func}
long foo = (long)(&${cf_func});
-${cf_cv_main_return:-return}(foo == 0);
+if (foo + 1234 > 5678)
+ ${cf_cv_main_return:-return}(foo);
#endif
],
[cf_result=yes],
done
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_CURSES_HEADER version: 2 updated: 2010/04/28 06:02:16
+dnl CF_CURSES_HEADER version: 3 updated: 2011/05/01 19:47:45
dnl ----------------
dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
dnl variations of ncurses' installs.
AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[
cf_cv_ncurses_header=none
for cf_header in ifelse($1,,,[ \
- $1/curses.h \
- $1/ncurses.h]) \
- curses.h \
- ncurses.h ifelse($1,,[ncurses/curses.h ncurses/ncurses.h])
+ $1/ncurses.h \
+ $1/curses.h]) \
+ ncurses.h \
+ curses.h ifelse($1,,[ncurses/ncurses.h ncurses/curses.h])
do
AC_TRY_COMPILE([#include <${cf_header}>],
[initscr(); tgoto("?", 0,0)],
AC_SUBST(EXTRA_CFLAGS)
])dnl
dnl ---------------------------------------------------------------------------
+dnl CF_GETOPT_HEADER version: 4 updated: 2009/08/31 20:07:52
+dnl ----------------
+dnl Check for getopt's variables which are commonly defined in stdlib.h,
+dnl unistd.h or (nonstandard) in getopt.h
+AC_DEFUN([CF_GETOPT_HEADER],
+[
+AC_HAVE_HEADERS(unistd.h getopt.h)
+AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
+cf_cv_getopt_header=none
+for cf_header in stdio.h stdlib.h unistd.h getopt.h
+do
+AC_TRY_COMPILE([
+#include <$cf_header>],
+[int x = optind; char *y = optarg],
+[cf_cv_getopt_header=$cf_header
+ break])
+done
+])
+if test $cf_cv_getopt_header != none ; then
+ AC_DEFINE(HAVE_GETOPT_HEADER)
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
dnl -------------
dnl Check if we must define _GNU_SOURCE to get a reasonable value for
fi
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_PKG_CONFIG version: 4 updated: 2011/02/18 20:26:24
+dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
dnl -------------
dnl Check for the package-config program, unless disabled by command-line.
AC_DEFUN([CF_PKG_CONFIG],
PKG_CONFIG=none
;;
yes) #(vi
- AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)
+ CF_ACVERSION_CHECK(2.52,
+ [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
+ [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
;;
*)
PKG_CONFIG=$withval
esac
])dnl
dnl ---------------------------------------------------------------------------
+dnl CF_TPUTS_PROTO version: 2 updated: 2011/04/23 19:25:50
+dnl --------------
+dnl Check for type of function-pointer passed to tputs. Some old
+dnl implementations used functions that had different prototypes, making it
+dnl hard to compile portable programs using tputs.
+AC_DEFUN([CF_TPUTS_PROTO],[
+CF_CURSES_FUNCS(tputs)
+if test x$cf_cv_func_tputs = xyes
+then
+ cf_done=no
+ for cf_arg in int char
+ do
+ for cf_ret in int void
+ do
+ if test $cf_ret = void
+ then
+ cf_return="/* nothing */"
+ else
+ cf_return="return value"
+ fi
+ AC_TRY_COMPILE([
+#include <${cf_cv_ncurses_header:-curses.h}>
+#include <$cf_cv_term_header>
+
+static $cf_ret outc($cf_arg value) { $cf_return; }
+],[
+ tputs("hello", 0, outc);
+ ${cf_cv_main_return:-return}(0);
+],[
+ CF_VERBOSE([prototype $cf_ret func($cf_arg value)])
+ cat >>confdefs.h <<EOF
+#define TPUTS_ARG $cf_arg
+#define TPUTS_PROTO(func,value) $cf_ret func(TPUTS_ARG value)
+#define TPUTS_RETURN(value) $cf_return
+EOF
+ cf_done=yes
+ break
+])
+ done
+ test $cf_done = yes && break
+ done
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
dnl CF_TRY_PKG_CONFIG version: 4 updated: 2010/06/14 17:42:30
dnl -----------------
dnl This is a simple wrapper to use for pkg-config, for libraries which may be
test $cf_cv_need_xopen_extension = yes && CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED"
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_XOPEN_SOURCE version: 35 updated: 2011/02/20 20:37:37
+dnl CF_XOPEN_SOURCE version: 36 updated: 2011/07/02 15:36:04
dnl ---------------
dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
dnl or adapt to the vendor's definitions to get equivalent functionality,
cf_xopen_source=
case $host_os in #(vi
-aix[[456]]*) #(vi
+aix[[4-7]]*) #(vi
cf_xopen_source="-D_ALL_SOURCE"
;;
cygwin) #(vi
projects / ncurses.git / blobdiff