Add a link warning when the 'select' module is not used.

[gnulib.git] / modules / arpa_inet

diff --git a/modules/arpa_inet b/modules/arpa_inet
index 17a14c0..3691fd5 100644 (file)
--- a/modules/arpa_inet
+++ b/modules/arpa_inet
@@ -1,14 +1,18 @@
 Description:
-A <arpa/inet.h> for systems lacking it (e.g., Mingw).
+A GNU-like <arpa/inet.h>.
 
 Files:
+lib/arpa_inet.in.h
 m4/arpa_inet_h.m4
 
 Depends-on:
+include_next
+link-warning
 sys_socket
 
 configure.ac:
 gl_HEADER_ARPA_INET
+AC_PROG_MKDIR_P
 
 Makefile.am:
 BUILT_SOURCES += $(ARPA_INET_H)
@@ -16,10 +20,20 @@ BUILT_SOURCES += $(ARPA_INET_H)
 # We need the following in order to create <arpa/inet.h> when the system
 # doesn't have one.
 arpa/inet.h:
-       test -d arpa || mkdir arpa
+       @MKDIR_P@ arpa
        rm -f $@-t $@
-       echo '#include <sys/socket.h>' >$@-t
-       chmod a-x $@-t
+       { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
+         sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
+             -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
+             -e 's|@''NEXT_ARPA_INET_H''@|$(NEXT_ARPA_INET_H)|g' \
+             -e 's|@''HAVE_ARPA_INET_H''@|$(HAVE_ARPA_INET_H)|g' \
+             -e 's|@''GNULIB_INET_NTOP''@|$(GNULIB_INET_NTOP)|g' \
+             -e 's|@''GNULIB_INET_PTON''@|$(GNULIB_INET_PTON)|g' \
+             -e 's|@''HAVE_DECL_INET_NTOP''@|$(HAVE_DECL_INET_NTOP)|g' \
+             -e 's|@''HAVE_DECL_INET_PTON''@|$(HAVE_DECL_INET_PTON)|g' \
+             -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
+             < $(srcdir)/arpa_inet.in.h; \
+       } > $@-t
        mv $@-t $@
 MOSTLYCLEANFILES += arpa/inet.h arpa/inet.h-t
 MOSTLYCLEANDIRS += arpa
@@ -28,7 +42,7 @@ Include:
 #include <arpa/inet.h>
 
 License:
-LGPL
+LGPLv2+
 
 Maintainer:
 Simon Josefsson