* configure.in: check for C language.

[lilypond.git] / configure.in

diff --git a/configure.in b/configure.in
index e960c1ade9741bd89d0aa24c2e7eaddf1ff7c2df..1948109ea3a6b3bcdf8b9a73f47939f641bdd4be 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -29,13 +29,14 @@ STEPMAKE_COMPILE
 STEPMAKE_PYTHON(REQUIRED,2.1)
 STEPMAKE_GCC(REQUIRED, 2.8)
 STEPMAKE_CXX(REQUIRED)
-STEPMAKE_GXX(REQUIRED, 3.0)
+STEPMAKE_GXX(REQUIRED, 3.0.5)
 STEPMAKE_CXXTEMPLATE
 STEPMAKE_LIB(REQUIRED)
 # Do not use bison 1.50 and 1.75.
 STEPMAKE_BISON(REQUIRED, 1.25)
 STEPMAKE_FLEX(REQUIRED)
 STEPMAKE_FLEXLEXER(REQUIRED)
+AC_LANG_C
 STEPMAKE_LOCALE
 STEPMAKE_GETTEXT
 STEPMAKE_MSGFMT(REQUIRED)
@@ -62,10 +63,11 @@ STEPMAKE_GUILE(OPTIONAL)
 # perl for help2man.
 STEPMAKE_PERL(OPTIONAL)
 # mftrace for generating pfa's, pfb's
-STEPMAKE_PROGS(MFTRACE, mftrace, OPTIONAL, 1.0.17)
+STEPMAKE_PROGS(MFTRACE, mftrace, OPTIONAL, 1.0.27)
 
 # new makeinfo for multi-page website docs
 STEPMAKE_PROGS(MAKEINFO, makeinfo, OPTIONAL, 4.6)
+AC_SUBST(MAKEINFO_VERSION)
 
 
 if test "$optimise_b" = yes; then