Commit | Line | Data |
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9157d901 | 1 | # servent.m4 serial 2 |
5e69ceb7 | 2 | dnl Copyright (C) 2008, 2010-2014 Free Software Foundation, Inc. |
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3 | dnl This file is free software; the Free Software Foundation |
4 | dnl gives unlimited permission to copy and/or distribute it, | |
5 | dnl with or without modifications, as long as this notice is preserved. | |
6 | ||
7 | AC_DEFUN([gl_SERVENT], | |
8 | [ | |
9 | dnl Where are getservent(), setservent(), endservent(), getservbyname(), | |
10 | dnl getservbyport() defined? | |
11 | dnl Where are getprotoent(), setprotoent(), endprotoent(), getprotobyname(), | |
12 | dnl getprotobynumber() defined? | |
13 | dnl - On Solaris, they are in libsocket. Ignore libxnet. | |
14 | dnl - On Haiku, they are in libnetwork. | |
15 | dnl - On BeOS, they are in libnet. | |
16 | dnl - On native Windows, they are in ws2_32.dll. | |
17 | dnl - Otherwise they are in libc. | |
18 | AC_REQUIRE([gl_HEADER_SYS_SOCKET])dnl for HAVE_SYS_SOCKET_H, HAVE_WINSOCK2_H | |
19 | SERVENT_LIB= | |
20 | gl_saved_libs="$LIBS" | |
21 | AC_SEARCH_LIBS([getservbyname], [socket network net], | |
22 | [if test "$ac_cv_search_getservbyname" != "none required"; then | |
23 | SERVENT_LIB="$ac_cv_search_getservbyname" | |
24 | fi]) | |
25 | LIBS="$gl_saved_libs" | |
26 | if test -z "$SERVENT_LIB"; then | |
27 | AC_CHECK_FUNCS([getservbyname], , [ | |
28 | AC_CACHE_CHECK([for getservbyname in winsock2.h and -lws2_32], | |
29 | [gl_cv_w32_getservbyname], | |
30 | [gl_cv_w32_getservbyname=no | |
31 | gl_save_LIBS="$LIBS" | |
32 | LIBS="$LIBS -lws2_32" | |
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33 | AC_LINK_IFELSE( |
34 | [AC_LANG_PROGRAM( | |
35 | [[ | |
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36 | #ifdef HAVE_WINSOCK2_H |
37 | #include <winsock2.h> | |
38 | #endif | |
39 | #include <stddef.h> | |
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40 | ]], |
41 | [[getservbyname(NULL,NULL);]])], | |
42 | [gl_cv_w32_getservbyname=yes]) | |
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43 | LIBS="$gl_save_LIBS" |
44 | ]) | |
45 | if test "$gl_cv_w32_getservbyname" = "yes"; then | |
46 | SERVENT_LIB="-lws2_32" | |
47 | fi | |
48 | ]) | |
49 | fi | |
50 | AC_SUBST([SERVENT_LIB]) | |
51 | ]) |