autoconf: Set NO_ICONV if iconv is found neither in libc, nor in libiconv
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
diff --git a/configure.ac b/configure.ac
index 67c1ae0..9bbc7da 100644
--- a/configure.ac
+++ b/configure.ac
@@ -143,9 +143,12 @@
AC_SUBST(NO_EXPAT)
#
# Define NEEDS_LIBICONV if linking with libc is not enough (Darwin).
+# Define NO_ICONV if neither libc nor libiconv support iconv.
AC_CHECK_LIB([c], [iconv],
-[NEEDS_LIBICONV=],
-[NEEDS_LIBICONV=YesPlease])
+ [NEEDS_LIBICONV=],
+ AC_CHECK_LIB([iconv], [iconv],
+ [NEEDS_LIBICONV=YesPlease],
+ [GIT_CONF_APPEND_LINE([NO_ICONV=YesPlease])]))
AC_SUBST(NEEDS_LIBICONV)
test -n "$NEEDS_LIBICONV" && LIBS="$LIBS -liconv"
#
