Update m4

[m6w6/libmemcached] / m4 / ax_prog_sphinx_build.m4

diff --git a/m4/ax_prog_sphinx_build.m4 b/m4/ax_prog_sphinx_build.m4
index 713281bf1ae421d1e8cf379337c7ffc4fe4a2b11..8b69df83c01391cd3c77cf1d0d919eb4bcb4f209 100644 (file)
--- a/m4/ax_prog_sphinx_build.m4
+++ b/m4/ax_prog_sphinx_build.m4
@@ -4,7 +4,7 @@
 #
 # SYNOPSIS
 #
-#   AX_PROG_SPHINX_BUILD
+#   AX_PROG_SPHINX_BUILD()
 #
 # DESCRIPTION
 #
@@ -19,26 +19,27 @@
 #   and this notice are preserved. This file is offered as-is, without any
 #   warranty.
 
-#serial 1
+#serial 2
 
-  AC_DEFUN([AX_PROG_SPHINX_BUILD], [
-      AC_CHECK_PROGS([PERL], [perl])
-      AC_CHECK_PROGS([DPKG_GENSYMBOLS], [dpkg-gensymbols], [:])
-      AC_CHECK_PROGS([LCOV], [lcov], [echo lcov not found])
-      AC_CHECK_PROGS([LCOV_GENHTML], [genhtml], [echo genhtml not found])
+AC_DEFUN([AX_PROG_SPHINX_BUILD],
+    [AC_PREREQ([2.63])dnl
+    AC_CHECK_PROGS([PERL], [perl])
+    AC_CHECK_PROGS([DPKG_GENSYMBOLS], [dpkg-gensymbols], [:])
+    AC_CHECK_PROGS([LCOV], [lcov], [echo lcov not found])
+    AC_CHECK_PROGS([LCOV_GENHTML], [genhtml], [echo genhtml not found])
 
-      AC_CHECK_PROGS([SPHINXBUILD], [sphinx-build], [:])
-      AS_IF([test "x${SPHINXBUILD}" != "x:"],[
-        AC_CACHE_CHECK([if sphinx is new enough],[ac_cv_recent_sphinx],[
+    AC_CHECK_PROGS([SPHINXBUILD], [sphinx-build], [:])
+    AS_IF([test "x${SPHINXBUILD}" != "x:"],[
+      AC_CACHE_CHECK([if sphinx is new enough],[ac_cv_recent_sphinx],[
 
-          ${SPHINXBUILD} -Q -C -b man -d conftest.d . . >/dev/null 2>&1
-          AS_IF([test $? -eq 0],[ac_cv_recent_sphinx=yes],
-            [ac_cv_recent_sphinx=no])
-          rm -rf conftest.d
-          ])
+        ${SPHINXBUILD} -Q -C -b man -d conftest.d . . >/dev/null 2>&1
+        AS_IF([test $? -eq 0],[ac_cv_recent_sphinx=yes],
+          [ac_cv_recent_sphinx=no])
+        rm -rf conftest.d
         ])
-
-      AM_CONDITIONAL(HAVE_DPKG_GENSYMBOLS,[test "x${DPKG_GENSYMBOLS}" != "x:"])
-      AM_CONDITIONAL(HAVE_SPHINX,[test "x${SPHINXBUILD}" != "x:"])
-      AM_CONDITIONAL(HAVE_RECENT_SPHINX,[test "x${ac_cv_recent_sphinx}" = "xyes"])
       ])
+
+    AM_CONDITIONAL(HAVE_DPKG_GENSYMBOLS,[test "x${DPKG_GENSYMBOLS}" != "x:"])
+    AM_CONDITIONAL(HAVE_SPHINX,[test "x${SPHINXBUILD}" != "x:"])
+    AM_CONDITIONAL(HAVE_RECENT_SPHINX,[test "x${ac_cv_recent_sphinx}" = "xyes"])
+])