Add alloca() discovery to configure.ac

The build failed on FreeBSD as there is no alloca.h.  This patch is
lifted from the autoconf documentation.
This commit is contained in:
Doug Luce authored and Nicolas Williams committed 2015-06-18 19:19:15 -05:00
1 parent 0b42457929
commit 3cbefde376
3 files changed
+35 -6

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@@ -123,6 +123,8 @@ AM_CONDITIONAL([ENABLE_DOCS], [test "x$enable_docs" != xno])
AM_CONDITIONAL([ENABLE_ERROR_INJECTION], [test "x$enable_error_injection" = xyes])
AM_CONDITIONAL([ENABLE_ALL_STATIC], [test "x$enable_all_static" = xyes])
AC_FUNC_ALLOCA
AC_FIND_FUNC([isatty], [c], [#include <unistd.h>], [0])
AC_FIND_FUNC([_isatty], [c], [#include <io.h>], [0])
AC_FIND_FUNC([strptime], [c], [#include <time.h>], [0, 0, 0])