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|
# CFLAGS and library paths for aRts
# written 15 December 1999 by Ben Gertzfield <che@debian.org>
# hacked for artsc by Haavard Kvaalen <havardk@xmms.org>
dnl Usage:
dnl AM_PATH_ARTSC([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl
dnl Example:
dnl AM_PATH_ARTSC(0.9.5, , AC_MSG_ERROR([*** ARTSC >= 0.9.5 not installed - please install first ***]))
dnl
dnl Defines ARTSC_CFLAGS, ARTSC_LIBS and ARTSC_VERSION.
dnl
dnl ARTSC_TEST_VERSION(AVAILABLE-VERSION, NEEDED-VERSION [, ACTION-IF-OKAY [, ACTION-IF-NOT-OKAY]])
AC_DEFUN([ARTSC_TEST_VERSION], [
# Determine which version number is greater. Prints 2 to stdout if
# the second number is greater, 1 if the first number is greater,
# 0 if the numbers are equal.
# Written 15 December 1999 by Ben Gertzfield <che@debian.org>
# Revised 15 December 1999 by Jim Monty <monty@primenet.com>
AC_PROG_AWK
artsc_got_version=[` $AWK ' \
BEGIN { \
print vercmp(ARGV[1], ARGV[2]); \
} \
\
function vercmp(ver1, ver2, ver1arr, ver2arr, \
ver1len, ver2len, \
ver1int, ver2int, len, i, p) { \
\
ver1len = split(ver1, ver1arr, /\./); \
ver2len = split(ver2, ver2arr, /\./); \
\
len = ver1len > ver2len ? ver1len : ver2len; \
\
for (i = 1; i <= len; i++) { \
p = 1000 ^ (len - i); \
ver1int += ver1arr[i] * p; \
ver2int += ver2arr[i] * p; \
} \
\
if (ver1int < ver2int) \
return 2; \
else if (ver1int > ver2int) \
return 1; \
else \
return 0; \
}' $1 $2`]
if test $artsc_got_version -eq 2; then # failure
ifelse([$4], , :, $4)
else # success!
ifelse([$3], , :, $3)
fi
])
AC_DEFUN([AM_PATH_ARTSC],
[
AC_ARG_WITH(artsc-prefix,[ --with-artsc-prefix=PFX Prefix where aRts is installed (optional)],
artsc_config_prefix="$withval", artsc_config_prefix="")
AC_ARG_WITH(artsc-exec-prefix,[ --with-artsc-exec-prefix=PFX Exec prefix where aRts is installed (optional)],
artsc_config_exec_prefix="$withval", artsc_config_exec_prefix="")
if test x$artsc_config_exec_prefix != x; then
artsc_config_args="$artsc_config_args --exec-prefix=$artsc_config_exec_prefix"
if test x${ARTSC_CONFIG+set} != xset; then
ARTSC_CONFIG=$artsc_config_exec_prefix/bin/artsc-config
fi
fi
if test x$artsc_config_prefix != x; then
artsc_config_args="$artsc_config_args --prefix=$artsc_config_prefix"
if test x${ARTSC_CONFIG+set} != xset; then
ARTSC_CONFIG=$artsc_config_prefix/bin/artsc-config
fi
fi
AC_PATH_PROG(ARTSC_CONFIG, artsc-config, no)
min_artsc_version=ifelse([$1], ,0.9.5.1, $1)
if test "$ARTSC_CONFIG" = "no"; then
no_artsc=yes
else
ARTSC_CFLAGS=`$ARTSC_CONFIG $artsc_config_args --cflags`
ARTSC_LIBS=`$ARTSC_CONFIG $artsc_config_args --libs`
ARTSC_VERSION=`$ARTSC_CONFIG $artsc_config_args --version`
ARTSC_TEST_VERSION($ARTSC_VERSION, $min_artsc_version, ,no_artsc=version)
fi
AC_MSG_CHECKING(for artsc - version >= $min_artsc_version)
if test "x$no_artsc" = x; then
AC_MSG_RESULT(yes)
AC_SUBST(ARTSC_CFLAGS)
AC_SUBST(ARTSC_LIBS)
AC_SUBST(ARTSC_VERSION)
ifelse([$2], , :, [$2])
else
AC_MSG_RESULT(no)
if test "$ARTSC_CONFIG" = "no" ; then
echo "*** The artsc-config script installed by aRts could not be found."
echo "*** If aRts was installed in PREFIX, make sure PREFIX/bin is in"
echo "*** your path, or set the ARTSC_CONFIG environment variable to the"
echo "*** full path to artsc-config."
else
if test "$no_artsc" = "version"; then
echo "*** An old version of aRts, $ARTSC_VERSION, was found."
echo "*** You need a version of aRts newer than $min_artsc_version."
echo "*** The latest version of aRts is available from"
echo "*** http://www.arts-project.org/"
echo "***"
echo "*** If you have already installed a sufficiently new version, this error"
echo "*** probably means that the wrong copy of the artsc-config shell script is"
echo "*** being found. The easiest way to fix this is to remove the old version"
echo "*** of aRts, but you can also set the ARTSC_CONFIG environment to point to the"
echo "*** correct copy of artsc-config. (In this case, you will have to"
echo "*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf"
echo "*** so that the correct libraries are found at run-time)"
fi
fi
ARTSC_CFLAGS=""
ARTSC_LIBS=""
ifelse([$3], , :, [$3])
fi
])
|
