new file, move from

[lilypond.git] / configure.in

diff --git a/configure.in b/configure.in
index 28e7d287f3664ae4b8d5108f31958cdb8f859597..ec0618de7a4886b6cf333303fd370c917fc2f1ea 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -36,6 +36,7 @@ STEPMAKE_LIB(REQUIRED)
 STEPMAKE_BISON(REQUIRED, 1.25)
 STEPMAKE_FLEX(REQUIRED)
 STEPMAKE_FLEXLEXER(REQUIRED)
+AC_LANG_C
 STEPMAKE_LOCALE
 STEPMAKE_GETTEXT
 STEPMAKE_MSGFMT(REQUIRED)
@@ -47,9 +48,11 @@ STEPMAKE_MAKEINFO(REQUIRED)
 STEPMAKE_PYTHON_DEVEL(REQUIRED)
 
 
-AC_CHECK_HEADERS([assert.h sys/stat.h sstream])
+AC_CHECK_HEADERS([assert.h sys/stat.h])
+AC_LANG_PUSH(C++)
+AC_CHECK_HEADERS([sstream])
+AC_LANG_POP(C++)
 AC_HEADER_STAT
-
 AC_FUNC_MEMCMP
 AC_FUNC_VPRINTF
 AC_CHECK_FUNCS([gettext isinf memmem snprintf vsnprintf gettext])
@@ -91,5 +94,4 @@ Type:
     make$mc install   to install LilyPond
     make$mc help      to see all possible targets
 
-Do not worry if ./Documentation should not build.
 EOF