Really simple command line airplane compiler. Basically a test program;

[flightgear.git] / acsite.m4

diff --git a/acsite.m4 b/acsite.m4
index aa69e2d97a113b00152aeac0ca7b4b547aab7610..3a0e116ea4d8d9dba0656cc3c276dcc9697c1f54 100644 (file)
--- 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