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Diffstat (limited to 'gnulib/m4/hostent.m4')
| m--------- | gnulib | 0 | ||||
| -rw-r--r-- | gnulib/m4/hostent.m4 | 45 |
2 files changed, 45 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 4fc10daa05477586fea99b6b3ca02a87d1102fa diff --git a/gnulib/m4/hostent.m4 b/gnulib/m4/hostent.m4 new file mode 100644 index 00000000..11110411 --- /dev/null +++ b/gnulib/m4/hostent.m4 @@ -0,0 +1,45 @@ +# hostent.m4 serial 1 +dnl Copyright (C) 2008, 2009, 2010 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_HOSTENT], +[ + dnl Where are gethostent(), sethostent(), endhostent(), gethostbyname(), + dnl gethostbyaddr() defined? + dnl - On Solaris, they are in libnsl. Ignore libxnet. + dnl - On Haiku, they are in libnetwork. + dnl - On BeOS, they are in libnet. + dnl - On native Windows, they are in ws2_32.dll. + dnl - Otherwise they are in libc. + AC_REQUIRE([gl_HEADER_SYS_SOCKET])dnl for HAVE_SYS_SOCKET_H, HAVE_WINSOCK2_H + HOSTENT_LIB= + gl_saved_libs="$LIBS" + AC_SEARCH_LIBS([gethostbyname], [nsl network net], + [if test "$ac_cv_search_gethostbyname" != "none required"; then + HOSTENT_LIB="$ac_cv_search_gethostbyname" + fi]) + LIBS="$gl_saved_libs" + if test -z "$HOSTENT_LIB"; then + AC_CHECK_FUNCS([gethostbyname], , [ + AC_CACHE_CHECK([for gethostbyname in winsock2.h and -lws2_32], + [gl_cv_w32_gethostbyname], + [gl_cv_w32_gethostbyname=no + gl_save_LIBS="$LIBS" + LIBS="$LIBS -lws2_32" + AC_TRY_LINK([ +#ifdef HAVE_WINSOCK2_H +#include <winsock2.h> +#endif +#include <stddef.h> +], [gethostbyname(NULL);], [gl_cv_w32_gethostbyname=yes]) + LIBS="$gl_save_LIBS" + ]) + if test "$gl_cv_w32_gethostbyname" = "yes"; then + HOSTENT_LIB="-lws2_32" + fi + ]) + fi + AC_SUBST([HOSTENT_LIB]) +]) |