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commit 755677baae16fd8772efd523a25b787ea3fc0772
Author: hasufell <hasufell@gentoo.org>
Date: Sat Jul 13 13:26:24 2013 +0200
BUILD: add --with-gps switch
We don't want automagic gps detection, but give control
to the user.
diff --git a/configure.ac b/configure.ac
index 86c7569..307def4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -156,6 +156,12 @@ if test -z "${SKIP_COMPLICATED}"; then
fi
CXXFLAGS="${SAVED_CXXFLAGS}"
+AC_ARG_WITH([gps],
+ [AS_HELP_STRING([--with-gps],
+ [use libgpsd (default: no)])],
+ [gps=$withval],
+ [gps=no])
+
# xttpd configs
AC_ARG_WITH([xttpd-user],
[AS_HELP_STRING([--with-xttpd-user=user],
@@ -381,32 +387,35 @@ AC_CHECK_HEADER([Dstr], [AC_CHECK_LIB([dstr], [DstrCompat20070215Check])])
AM_CONDITIONAL(NO_LIBDSTR, test "$ac_cv_lib_dstr_DstrCompat20070215Check" != "yes")
# libgps is optional; use it if you have a compatible version.
-AC_CHECK_HEADER([gps.h], [AC_CHECK_LIB([gps], [timestamp], [
- AC_MSG_CHECKING([if libgps is 3.x or newer, compatible version])
- AC_COMPILE_IFELSE(
- [AC_LANG_SOURCE([[
-#include <gps.h>
-#if (GPSD_API_MAJOR_VERSION < 5)
-#FAIL
-#endif
-int main (int argc, char **argv) {
- struct gps_data_t gpsdata;
- gps_open ("127.0.0.1", "2947", &gpsdata);
- gps_stream (&gpsdata, WATCH_ENABLE|WATCH_NEWSTYLE, NULL);
- gps_read (&gpsdata);
- return (gpsdata.fix.mode >= MODE_2D);
-}
- ]])],
- [
- AC_MSG_RESULT(yes)
- AC_DEFINE([GPS_GOOD])
- AC_SUBST([GPSD_LIBS], ["-lgps"])
- ],
- [
- AC_MSG_RESULT(no)
- ]
- )
-])])
+
+AS_IF([test "x$gps" = "xyes"], [
+ AC_CHECK_HEADER([gps.h], [AC_CHECK_LIB([gps], [timestamp], [
+ AC_MSG_CHECKING([if libgps is 3.x or newer, compatible version])
+ AC_COMPILE_IFELSE(
+ [AC_LANG_SOURCE([[
+ #include <gps.h>
+ #if (GPSD_API_MAJOR_VERSION < 5)
+ #FAIL
+ #endif
+ int main (int argc, char **argv) {
+ struct gps_data_t gpsdata;
+ gps_open ("127.0.0.1", "2947", &gpsdata);
+ gps_stream (&gpsdata, WATCH_ENABLE|WATCH_NEWSTYLE, NULL);
+ gps_read (&gpsdata);
+ return (gpsdata.fix.mode >= MODE_2D);
+ }
+ ]])],
+ [
+ AC_MSG_RESULT(yes)
+ AC_DEFINE([GPS_GOOD])
+ AC_SUBST([GPSD_LIBS], ["-lgps"])
+ ],
+ [
+ AC_MSG_RESULT(no)
+ ]
+ )
+ ], [AC_MSG_ERROR([cannot find libgps])])], [AC_MSG_ERROR([cannot find gps.h])])
+ ])
AC_TYPE_INT8_T
AC_TYPE_INT16_T
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