134 lines
4.2 KiB
Plaintext
Executable File
134 lines
4.2 KiB
Plaintext
Executable File
# PKG_PROG_PKG_CONFIG([MIN-VERSION])
|
|
# ----------------------------------
|
|
AC_DEFUN([PKG_PROG_PKG_CONFIG],
|
|
[m4_pattern_forbid([^_?PKG_[A-Z_]+$])
|
|
m4_pattern_allow([^PKG_CONFIG(_PATH)?$])
|
|
AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])
|
|
AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path])
|
|
AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path])
|
|
|
|
if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
|
|
AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
|
|
fi
|
|
if test -n "$PKG_CONFIG"; then
|
|
_pkg_min_version=m4_default([$1], [0.9.0])
|
|
AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version])
|
|
if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
|
|
AC_MSG_RESULT([yes])
|
|
else
|
|
AC_MSG_RESULT([no])
|
|
PKG_CONFIG=""
|
|
fi
|
|
fi[]dnl
|
|
])# PKG_PROG_PKG_CONFIG
|
|
|
|
# PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
|
|
#
|
|
# Check to see whether a particular set of modules exists. Similar
|
|
# to PKG_CHECK_MODULES(), but does not set variables or print errors.
|
|
#
|
|
# Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG])
|
|
# only at the first occurence in configure.ac, so if the first place
|
|
# it's called might be skipped (such as if it is within an "if", you
|
|
# have to call PKG_CHECK_EXISTS manually
|
|
# --------------------------------------------------------------
|
|
AC_DEFUN([PKG_CHECK_EXISTS],
|
|
[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
|
|
if test -n "$PKG_CONFIG" && \
|
|
AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then
|
|
m4_default([$2], [:])
|
|
m4_ifvaln([$3], [else
|
|
$3])dnl
|
|
fi])
|
|
|
|
# _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES])
|
|
# ---------------------------------------------
|
|
m4_define([_PKG_CONFIG],
|
|
[if test -n "$$1"; then
|
|
pkg_cv_[]$1="$$1"
|
|
elif test -n "$PKG_CONFIG"; then
|
|
PKG_CHECK_EXISTS([$3],
|
|
[pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null`],
|
|
[pkg_failed=yes])
|
|
else
|
|
pkg_failed=untried
|
|
fi[]dnl
|
|
])# _PKG_CONFIG
|
|
|
|
# _PKG_SHORT_ERRORS_SUPPORTED
|
|
# -----------------------------
|
|
AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED],
|
|
[AC_REQUIRE([PKG_PROG_PKG_CONFIG])
|
|
if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
|
|
_pkg_short_errors_supported=yes
|
|
else
|
|
_pkg_short_errors_supported=no
|
|
fi[]dnl
|
|
])# _PKG_SHORT_ERRORS_SUPPORTED
|
|
|
|
|
|
# PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
|
|
# [ACTION-IF-NOT-FOUND])
|
|
#
|
|
#
|
|
# Note that if there is a possibility the first call to
|
|
# PKG_CHECK_MODULES might not happen, you should be sure to include an
|
|
# explicit call to PKG_PROG_PKG_CONFIG in your configure.ac
|
|
#
|
|
#
|
|
# --------------------------------------------------------------
|
|
AC_DEFUN([PKG_CHECK_MODULES],
|
|
[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
|
|
AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl
|
|
AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl
|
|
|
|
pkg_failed=no
|
|
AC_MSG_CHECKING([for $1])
|
|
|
|
_PKG_CONFIG([$1][_CFLAGS], [cflags], [$2])
|
|
_PKG_CONFIG([$1][_LIBS], [libs], [$2])
|
|
|
|
m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS
|
|
and $1[]_LIBS to avoid the need to call pkg-config.
|
|
See the pkg-config man page for more details.])
|
|
|
|
if test $pkg_failed = yes; then
|
|
AC_MSG_RESULT([no])
|
|
_PKG_SHORT_ERRORS_SUPPORTED
|
|
if test $_pkg_short_errors_supported = yes; then
|
|
$1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors "$2" 2>&1`
|
|
else
|
|
$1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors "$2" 2>&1`
|
|
fi
|
|
# Put the nasty error message in config.log where it belongs
|
|
echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD
|
|
|
|
m4_default([$4], [AC_MSG_ERROR(
|
|
[Package requirements ($2) were not met:
|
|
|
|
$$1_PKG_ERRORS
|
|
|
|
Consider adjusting the PKG_CONFIG_PATH environment variable if you
|
|
installed software in a non-standard prefix.
|
|
|
|
_PKG_TEXT])dnl
|
|
])
|
|
elif test $pkg_failed = untried; then
|
|
AC_MSG_RESULT([no])
|
|
m4_default([$4], [AC_MSG_FAILURE(
|
|
[The pkg-config script could not be found or is too old. Make sure it
|
|
is in your PATH or set the PKG_CONFIG environment variable to the full
|
|
path to pkg-config.
|
|
|
|
_PKG_TEXT
|
|
|
|
To get pkg-config, see <http://pkg-config.freedesktop.org/>.])dnl
|
|
])
|
|
else
|
|
$1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS
|
|
$1[]_LIBS=$pkg_cv_[]$1[]_LIBS
|
|
AC_MSG_RESULT([yes])
|
|
$3
|
|
fi[]dnl
|
|
])# PKG_CHECK_MODULES
|