mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-18 15:51:11 +00:00
68a559941f
Original commit message from CVS: - CHECK_LIBHEADER macro, which is based on GST_CHECK_LIBHEADER the main difference between them is that you can specify cpp flags with CHECK_LIBHEADER
42 lines
1.5 KiB
Text
42 lines
1.5 KiB
Text
dnl
|
|
dnl CHECK-LIBHEADER(FEATURE-NAME, LIB-NAME, LIB-FUNCTION, HEADER-NAME,
|
|
dnl ACTION-IF-FOUND, ACTION-IF-NOT-FOUND,
|
|
dnl EXTRA-LDFLAGS, EXTRA-CPPFLAGS)
|
|
dnl
|
|
dnl FEATURE-NAME - feature name; library and header files are treated
|
|
dnl as feature, which we look for
|
|
dnl LIB-NAME - library name as in AC_CHECK_LIB macro
|
|
dnl LIB-FUNCTION - library symbol as in AC_CHECK_LIB macro
|
|
dnl HEADER-NAME - header file name as in AC_CHECK_HEADER
|
|
dnl ACTION-IF-FOUND - when feature is found then execute given action
|
|
dnl ACTION-IF-NOT-FOUND - when feature is not found then execute given action
|
|
dnl EXTRA-LDFLAGS - extra linker flags (-L or -l)
|
|
dnl EXTRA-CPPFLAGS - extra C preprocessor flags, i.e. -I/usr/X11R6/include
|
|
dnl
|
|
dnl Based on GST_CHECK_LIBHEADER from gstreamer plugins 0.3.1.
|
|
dnl
|
|
AC_DEFUN(CHECK_LIBHEADER,
|
|
[
|
|
AC_CHECK_LIB([$2], [$3], HAVE_[$1]=yes, HAVE_[$1]=no, [$7])
|
|
check_libheader_feature_name=translit([$1], A-Z, a-z)
|
|
|
|
if test "x$HAVE_[$1]" = "xyes"; then
|
|
|
|
check_libheader_save_CPPFLAGS=$CPPFLAGS
|
|
CPPFLAGS="[$8] $CPPFLAGS"
|
|
AC_CHECK_HEADER([$4], :, HAVE_[$1]=no)
|
|
CPPFLAGS=$check_libheader_save_CPPFLAGS
|
|
|
|
if test "x$HAVE_[$1]" = "xyes"; then
|
|
dnl execute what needs to be
|
|
ifelse([$5], , :, [$5])
|
|
AC_MSG_NOTICE(feature $check_libheader_feature_name is found)
|
|
else
|
|
ifelse([$6], , :, [$6])
|
|
fi
|
|
else
|
|
AC_MSG_WARN($check_libheader_feature_name not found)
|
|
fi
|
|
AC_SUBST(HAVE_[$1])
|
|
]
|
|
)
|