[PATCH 1/2] autoconf: Set NO_ICONV if iconv is found neither in libc, nor in libiconv

[Jakub Narebski <jnareb@gmail.com>]

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
---
This patch only adds NO_ICONV=YesPlease, and it never unsets
NO_ICONV. This doesn't matter now because there is no setting
NO_ICONV value in Makefile (no architecture/system based detection).

 configure.ac |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 482c849..8af276c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -143,9 +143,12 @@ AC_CHECK_LIB([expat], [XML_ParserCreate]
 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"
 #
-- 
1.4.2