X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=acsite.m4;h=3a0e116ea4d8d9dba0656cc3c276dcc9697c1f54;hb=df2b147ef532483bb8a4bf9448e4760a17ccb7ad;hp=aa69e2d97a113b00152aeac0ca7b4b547aab7610;hpb=dec50d786d35293a8e65e1a2b4ef2c222f79ceda;p=flightgear.git

diff --git a/acsite.m4 b/acsite.m4
index aa69e2d97..3a0e116ea 100644
--- a/acsite.m4
+++ b/acsite.m4
@@ -26,19 +26,19 @@ dnl
 dnl
 dnl
 AC_DEFUN(wi_EXTRA_LDIR, [
-libdir="$1"
-if test -r $libdir ; then
+mylibdir="$1"
+if test -r $mylibdir ; then
 	case "$LDFLAGS" in
-		*-L${libdir}*)
-			# echo "   + already had $libdir" 1>&6
+		*-L${mylibdir}*)
+			# echo "   + already had $mylibdir" 1>&6
 			;;
 		*)
 			if test "$LDFLAGS" = "" ; then
-				LDFLAGS="-L$libdir"
+				LDFLAGS="-L$mylibdir"
 			else
-				LDFLAGS="$LDFLAGS -L$libdir"
+				LDFLAGS="$LDFLAGS -L$mylibdir"
 			fi
-			echo "   + found $libdir" 1>&6
+			echo "   + found $mylibdir" 1>&6
 			;;
 	esac
 fi
@@ -99,8 +99,8 @@ for exdir in $exdirs ; do
 		incdir="${exdir}/include${subexdir}"
 		wi_EXTRA_IDIR($incdir)
 
-		libdir="${exdir}/lib${subexdir}"
-		wi_EXTRA_LDIR($libdir)
+		mylibdir="${exdir}/lib${subexdir}"
+		wi_EXTRA_LDIR($mylibdir)
 
 		progdir="${exdir}/bin${subexdirr}"
 		wi_EXTRA_PDIR($progdir)
@@ -349,3 +349,46 @@ fi
 dnl
 dnl
 dnl
+
+dnl AC_EXT_DAYLIGHT
+dnl Check for an external variable daylight. Stolen from w3c-libwww.
+AC_DEFUN(AC_EXT_DAYLIGHT,
+[ AC_MSG_CHECKING(int daylight variable)
+AC_TRY_COMPILE([#include <time.h>], [return daylight;],
+  have_daylight=yes,
+  have_daylight=no)
+AC_MSG_RESULT($have_daylight)
+])dnl
+
+dnl AC_EXT_TIMEZONE
+dnl Check for an external variable timezone. Stolen from tcl-8.0.
+AC_DEFUN(AC_EXT_TIMEZONE,
+[
+#
+# Its important to include time.h in this check, as some systems (like convex)
+# have timezone functions, etc.
+#
+have_timezone=no
+AC_MSG_CHECKING([long timezone variable])
+AC_TRY_COMPILE([#include <time.h>],
+        [extern long timezone;
+         timezone += 1;
+         exit (0);],
+        [have_timezone=yes
+         AC_MSG_RESULT(yes)],
+         AC_MSG_RESULT(no))
+
+#
+# On some systems (eg IRIX 6.2), timezone is a time_t and not a long.
+#
+if test "$have_timezone" = no; then
+   AC_MSG_CHECKING([time_t timezone variable])
+   AC_TRY_COMPILE([#include <time.h>],
+        [extern time_t timezone;
+         timezone += 1;
+         exit (0);],
+        [have_timezone=yes
+         AC_MSG_RESULT(yes)],
+         AC_MSG_RESULT(no))
+fi
+])dnl