TDE graphics utilities
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dnl KDE_FIND_GPHOTO2 - Find gphoto2 libraries and include files
dnl
dnl Adapted from tdebase/nsplugins/configure.in.in
AC_DEFUN([KDE_FIND_GPHOTO2],
[
# Clear working variables
gphoto2_includes=
gphoto2_libraries=
# Process user input to configure
AC_ARG_WITH(kamera,
AC_HELP_STRING([--without-kamera],[do not build kamera (gphoto2 required)]),
[if test "$withval" = "no" ; then
gphoto2_includes=none
gphoto2_libraries=none
fi])dnl
AC_ARG_WITH(gphoto2-includes,
AC_HELP_STRING([--with-gphoto2-includes=DIR],[gphoto2 include files are in DIR]),
gphoto2_includes="$withval")
AC_ARG_WITH(gphoto2-libraries,
AC_HELP_STRING([--with-gphoto2-libraries=DIR],[gphoto2 libraries are in DIR]),
gphoto2_libraries="$withval")
AC_MSG_CHECKING(for gPhoto2)
# the pkg-config way first, if user did not use --with-
AC_CHECK_PROG(gphoto2_config,gphoto2-config,gphoto2-config,no)
AC_CHECK_PROG(gphoto2_port_config,gphoto2-port-config,gphoto2-port-config,no)
if test "$gphoto2_includes" = "" -a "$gphoto2_libraries" = "" -a "$gphoto2_config" != "no" -a "$gphoto2_port_config" != "no"
then
with_kamera="yes"
GPHOTO2_INCS="`$gphoto2_config --cflags` `$gphoto2_port_config --cflags`"
GPHOTO2_LIBS="`$gphoto2_config --libs` `$gphoto2_port_config --libs`"
else
#
# Search for gphoto2 include files.
#
if test "$gphoto2_includes" = ""; then
AC_CACHE_VAL(ac_cv_gphoto2_includes, [
ac_gphoto2_save_LIBS="$LIBS"
LIBS="-lgphoto2 $LIBS"
ac_cv_gphoto2_includes="none"
AC_TRY_COMPILE([#include <gphoto2.h>],[int a;],
[
# gphoto2.h is in the standard search path.
ac_cv_gphoto2_includes=
],[
# gphoto2.h is not in the standard search path.
# Locate it and put its directory in `gphoto2_includes'
for dir in /usr/include /usr/local/include \
/usr/include/gphoto2 /usr/local/include/gphoto2; do
if test -f "$dir/gphoto2.h"; then
ac_cv_gphoto2_includes="$dir"
break
fi
done
])
#
LIBS="$ac_gphoto2_save_LIBS"
])
gphoto2_includes="$ac_cv_gphoto2_includes"
fi
#
# Search for libgphoto2
#
if test "$gphoto2_libraries" = ""; then
AC_CACHE_VAL(ac_cv_gphoto2_libraries,[
ac_gphoto2_save_LIBS="$LIBS"
LIBS="-lgphoto2_port -lgphoto2 $LIBS"
ac_cv_gphoto2_libraries="none"
AC_TRY_LINK([#include <gphoto2.h>],[gp_context_progress_start(0,0,0,0);], [
# libgphoto2 is in the standard search path.
ac_cv_gphoto2_libraries=
],[
# libgphoto2 is not in the standard search path.
# Locate it and put its directory in `gphoto2_libraries'
for dir in /usr/lib /usr/local/lib; do
if test -d "$dir" && test "`ls $dir/libgphoto2.* 2> /dev/null`" != ""; then
ac_cv_gphoto2_libraries="$dir"
break
fi
done
])
#
LIBS="$ac_gphoto2_save_LIBS"
])
#
gphoto2_libraries="$ac_cv_gphoto2_libraries"
fi
# Initialise compiler and linker flag variables for export
if test "$gphoto2_includes" = "none" -o "$gphoto2_libraries" = "none" ; then
with_kamera="no"
else
with_kamera="yes"
if test "$gphoto2_libraries" = "" -o "$gphoto2_libraries" = "none"; then
GPHOTO2_LIBS="-lgphoto2"
else
GPHOTO2_LIBS="-L$gphoto2_libraries -lgphoto2"
fi
if test "$gphoto2_includes" != "" -a "$gphoto2_includes" != "none"; then
GPHOTO2_INCS="-I$gphoto2_includes"
fi
fi
fi
if test "$with_kamera" = "yes" ; then
# Check if it works.
ac_gphoto2_save_LIBS="$LIBS"
ac_gphoto2_save_CFLAGS="$CFLAGS"
LIBS="$LIBS $GPHOTO2_LIBS"
CFLAGS="$CFLAGS $GPHOTO2_INCS"
AC_TRY_LINK([#include <gphoto2.h>],[gp_context_progress_start(0,0,0,0);], [
# It works.
AC_DEFINE(HAVE_GPHOTO2,1,[Define if you have gPhoto2 installed])
],[
with_kamera="no"
])
LIBS="$ac_gphoto2_save_LIBS"
CFLAGS="$ac_gphoto2_save_CFLAGS"
fi
dnl **** Check for va_copy ****
AC_CACHE_CHECK([for va_copy], ac_cv_c_va_copy,
AC_TRY_LINK(
[#include <stdarg.h>],
[va_list ap1, ap2;
va_copy(ap1,ap2);
],
[ac_cv_c_va_copy="yes"],
[ac_cv_c_va_copy="no"])
)
if test "$ac_cv_c_va_copy" = "yes"
then
AC_DEFINE(HAVE_VA_COPY, 1, [Define if we have va_copy])
fi
AC_CACHE_CHECK([for __va_copy], ac_cv_c___va_copy,
AC_TRY_LINK(
[#include <stdarg.h>],
[va_list ap1, ap2;
__va_copy(ap1,ap2);
],
[ac_cv_c___va_copy="yes"],
[ac_cv_c___va_copy="no"])
)
if test "$ac_cv_c___va_copy" = "yes"
then
AC_DEFINE(HAVE___VA_COPY, 1, [Define if we have __va_copy])
fi
# Export compiler and linker flags for replacement in Makefile
AC_SUBST(GPHOTO2_INCS)
AC_SUBST(GPHOTO2_LIBS)
# Display results of configuration
gphoto2_libraries_result="$gphoto2_libraries"
gphoto2_includes_result="$gphoto2_includes"
test "$gphoto2_libraries" = "" && gphoto2_libraries_result="in default path"
test "$gphoto2_includes" = "" && gphoto2_includes_result="in default path"
test "$gphoto2_libraries" = "none" && gphoto2_libraries_result="(none)"
test "$gphoto2_includes" = "none" && gphoto2_includes_result="(none)"
AC_MSG_RESULT(
[gphoto2 libraries $gphoto2_libraries_result, gphoto2 headers $gphoto2_includes_result])
]) dnl end of KDE_FIND_GPHOTO2 definition
KDE_FIND_GPHOTO2
if test "$with_kamera" = "no"; then
dnl AC_MSG_WARN([You need to install gphoto 2.0 (or later), e.g. http://gphoto.net/dist/gphoto2-2.0.tar.gz if your distributor doesn't have a package])
DO_NOT_COMPILE="$DO_NOT_COMPILE kamera"
fi