Remove redundant check for features.h, and cache GNU C Library test.

svn path=/trunk/yasm/; revision=219

diff --git a/configure.ac b/configure.ac
index e41e41a6c7956f8c80066b534c83df98c53a6bd2..031ca60835703e668f129e98bb71e9fd4292282b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -86,19 +86,15 @@ AC_REPLACE_FUNCS(strdup strsep strtoul)
 AC_CHECK_HEADERS(limits.h sys/queue.h sys/cdefs.h)
 
 # Check for GNU C Library
-AC_CHECK_HEADERS(features.h)
-if test "$ac_cv_header_features_h" = yes; then
-       AC_MSG_CHECKING([for GNU C Library])
+AC_CACHE_CHECK([for GNU C Library], yasm_cv_header_gnulib,
        AC_EGREP_CPP(gnulib,
        [#include <features.h>
        #ifdef __GNU_LIBRARY__
          gnulib
        #endif
-       ], have_gnulib=yes, have_gnulib=no)
-       AC_MSG_RESULT([$have_gnulib])
-       if test "$have_gnulib" = yes; then
-               AC_DEFINE(HAVE_GNU_C_LIBRARY)
-       fi
+       ], yasm_cv_header_gnulib=yes, yasm_cv_header_gnulib=no))
+if test "$yasm_cv_header_gnulib" = yes; then
+       AC_DEFINE(HAVE_GNU_C_LIBRARY)
 fi
 
 # Check for stuff wanted by the test suite.  None of this is required.

diff --git a/configure.in b/configure.in
index e41e41a6c7956f8c80066b534c83df98c53a6bd2..031ca60835703e668f129e98bb71e9fd4292282b 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -86,19 +86,15 @@ AC_REPLACE_FUNCS(strdup strsep strtoul)
 AC_CHECK_HEADERS(limits.h sys/queue.h sys/cdefs.h)
 
 # Check for GNU C Library
-AC_CHECK_HEADERS(features.h)
-if test "$ac_cv_header_features_h" = yes; then
-       AC_MSG_CHECKING([for GNU C Library])
+AC_CACHE_CHECK([for GNU C Library], yasm_cv_header_gnulib,
        AC_EGREP_CPP(gnulib,
        [#include <features.h>
        #ifdef __GNU_LIBRARY__
          gnulib
        #endif
-       ], have_gnulib=yes, have_gnulib=no)
-       AC_MSG_RESULT([$have_gnulib])
-       if test "$have_gnulib" = yes; then
-               AC_DEFINE(HAVE_GNU_C_LIBRARY)
-       fi
+       ], yasm_cv_header_gnulib=yes, yasm_cv_header_gnulib=no))
+if test "$yasm_cv_header_gnulib" = yes; then
+       AC_DEFINE(HAVE_GNU_C_LIBRARY)
 fi
 
 # Check for stuff wanted by the test suite.  None of this is required.