diff options
Diffstat (limited to 'm4/inet_ntop.m4')
| -rw-r--r-- | m4/inet_ntop.m4 | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/m4/inet_ntop.m4 b/m4/inet_ntop.m4 new file mode 100644 index 000000000..2bbdca108 --- /dev/null +++ b/m4/inet_ntop.m4 @@ -0,0 +1,37 @@ +# inet_ntop.m4 serial 9 +dnl Copyright (C) 2005, 2006, 2008, 2009 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +AC_DEFUN([gl_INET_NTOP], +[ + dnl Persuade Solaris <arpa/inet.h> to declare inet_ntop. + AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) + + gl_REPLACE_ARPA_INET_H + + dnl The AC_SEARCH_LIBS call is a hack to persuade the Solaris 8 linker to + dnl find inet_ntop. + dnl + dnl It is the responsibility of gl_INET_NTOP's caller to arrange for + dnl -lnsl if it is needed. Normally -lnsl is not needed on Solaris 8, + dnl since inet_ntop is needed only by getaddrinfo, and getaddrinfo + dnl isn't built on Solaris 8. + gl_save_LIBS=$LIBS + AC_SEARCH_LIBS([inet_ntop], [nsl], [], + [AC_REPLACE_FUNCS([inet_ntop])]) + LIBS=$gl_save_LIBS + + gl_PREREQ_INET_NTOP +]) + +# Prerequisites of lib/inet_ntop.c. +AC_DEFUN([gl_PREREQ_INET_NTOP], [ + AC_CHECK_DECLS([inet_ntop],,,[#include <arpa/inet.h>]) + if test $ac_cv_have_decl_inet_ntop = no; then + HAVE_DECL_INET_NTOP=0 + fi + AC_REQUIRE([gl_SOCKET_FAMILIES]) + AC_REQUIRE([AC_C_RESTRICT]) +]) |