lib: Modularized mtio implementation.

[ashd.git] / configure.in

diff --git a/configure.in b/configure.in
index 438097f..1242e84 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -2,6 +2,7 @@ AC_INIT([ashd], [0.13])
 AC_CONFIG_SRCDIR(src/htparser.c)
 AM_INIT_AUTOMAKE
 AM_CONFIG_HEADER(config.h)
+AC_USE_SYSTEM_EXTENSIONS
 
 AC_PROG_CC
 AM_PROG_CC_C_O
@@ -20,6 +21,18 @@ if test "$HAS_MAGIC" = no; then
        AC_MSG_ERROR([*** cannot find libmagic on this system])
 fi
 
+AH_TEMPLATE(HAVE_GLIBC_STDIO, [define to indicate system support for glibc cookie streams])
+
+HAS_FOPENCOOKIE=yes
+AC_CHECK_FUNC(fopencookie, [], [HAS_FOPENCOOKIE=no])
+AC_CHECK_MEMBER([cookie_io_functions_t.read], [], [HAS_FOPENCOOKIE=no])
+
+if test "$HAS_FOPENCOOKIE" = yes; then
+       AC_DEFINE(HAVE_GLIBC_STDIO)
+else
+       AC_MSG_ERROR([*** libc support for custom stdio streams is required])
+fi
+
 AH_TEMPLATE(HAVE_VALGRIND, [define to include debugging support for Valgrind])
 AC_CHECK_HEADER(valgrind/memcheck.h, [AC_DEFINE(HAVE_VALGRIND)], [])