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authormdejong <mdejong>2004-11-22 22:40:31 (GMT)
committermdejong <mdejong>2004-11-22 22:40:31 (GMT)
commitef4b091cbe98d05b7498a99ef0e793e55986e3e2 (patch)
tree3758dcfd85bf95084418f687dbd39900c691434b /unix/tcl.m4
parent586e32dd0e46d891670556611f65277053f070c3 (diff)
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* unix/configure: Regen.
* unix/tcl.m4 (SC_ENABLE_THREADS): Check for a 2 argument version of readdir_r that is known to exists under IRIX 5.3. * unix/tclUnixThrd.c (TclpReaddir): Use either 2 arg or 3 arg version of readdir_r. [Bug 1001325]
Diffstat (limited to 'unix/tcl.m4')
-rw-r--r--unix/tcl.m419
1 files changed, 19 insertions, 0 deletions
diff --git a/unix/tcl.m4 b/unix/tcl.m4
index 4dce1cb..1dbd59f 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -511,6 +511,25 @@ AC_DEFUN(SC_ENABLE_THREADS, [
fi
LIBS=$ac_saved_libs
AC_CHECK_FUNCS(readdir_r)
+ if test "x$ac_cv_func_readdir_r" = "xyes"; then
+ # IRIX 5.3 has a 2 arg version of readdir_r
+ # while other systems have a 3 arg version.
+ AC_CACHE_VAL(tcl_cv_two_arg_readdir_r,
+ AC_TRY_COMPILE([#include <sys/types.h>
+#include <sys/dir.h>], [readdir_r(NULL, NULL);],
+ tcl_cv_two_arg_readdir_r=yes, tcl_cv_two_arg_readdir_r=no))
+ AC_CACHE_VAL(tcl_cv_three_arg_readdir_r,
+ AC_TRY_COMPILE([#include <sys/types.h>
+#include <sys/dir.h>], [readdir_r(NULL, NULL, NULL);],
+ tcl_cv_three_arg_readdir_r=yes, tcl_cv_three_arg_readdir_r=no))
+ if test "x$tcl_cv_two_arg_readdir_r" = "xyes" ; then
+ AC_DEFINE(HAVE_TWO_ARG_READDIR_R)
+ elif test "x$tcl_cv_three_arg_readdir_r" = "xyes" ; then
+ AC_DEFINE(HAVE_THREE_ARG_READDIR_R)
+ else
+ AC_MSG_ERROR([unknown number of args for readdir_r])
+ fi
+ fi
else
TCL_THREADS=0
AC_MSG_RESULT([no (default)])