diff options
Diffstat (limited to 'mcon/U/d_htonl.U')
-rw-r--r-- | mcon/U/d_htonl.U | 50 |
1 files changed, 21 insertions, 29 deletions
diff --git a/mcon/U/d_htonl.U b/mcon/U/d_htonl.U index 7a08b7b..9e82b91 100644 --- a/mcon/U/d_htonl.U +++ b/mcon/U/d_htonl.U @@ -1,11 +1,11 @@ -?RCS: $Id: d_htonl.U 1 2006-08-24 12:32:52Z rmanfredi $ +?RCS: $Id: d_htonl.U 167 2013-05-08 17:58:00Z rmanfredi $ ?RCS: ?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi ?RCS: -?RCS: You may redistribute only under the terms of the Artistic Licence, +?RCS: You may redistribute only under the terms of the Artistic License, ?RCS: as specified in the README file that comes with the distribution. ?RCS: You may reuse parts of this distribution only within the terms of -?RCS: that same Artistic Licence; a copy of which may be found at the root +?RCS: that same Artistic License; a copy of which may be found at the root ?RCS: of the source tree for dist 4.0. ?RCS: ?RCS: $Log: d_htonl.U,v $ @@ -18,8 +18,7 @@ ?RCS: Revision 3.0 1993/08/18 12:06:22 ram ?RCS: Baseline for dist 3.0 netwide release. ?RCS: -?MAKE:d_htonl: Inlibc Setvar i_niin i_sysin cat rm contains \ - cppstdin cppflags cppminus +?MAKE:d_htonl: Trylink cat i_niin i_sysin ?MAKE: -pick add $@ %< ?S:d_htonl: ?S: This variable conditionally defines HAS_HTONL if htonl() and its @@ -50,39 +49,32 @@ ?H:#$d_htonl HAS_NTOHL /**/ ?H:#$d_htonl HAS_NTOHS /**/ ?H:. -?F:!htonl.c ?LINT:set d_htonl -: see if htonl --and friends-- exists -val='' -set htonl val -eval $inlibc - -: Maybe they are macros. -case "$val" in -$undef) - $cat >htonl.c <<EOM +: see if htonl --and friends-- exist +$cat >try.c <<EOC #include <stdio.h> #include <sys/types.h> #$i_niin I_NETINET_IN -#$i_sysin I_SYS_IN #ifdef I_NETINET_IN #include <netinet/in.h> #endif +#$i_sysin I_SYS_IN #ifdef I_SYS_IN #include <sys/in.h> #endif -#ifdef htonl -printf("Defined as a macro."); -#endif -EOM - $cppstdin $cppflags $cppminus < htonl.c >htonl.E 2>/dev/null - if $contains 'Defined as a macro' htonl.E >/dev/null 2>&1; then - val="$define" - echo "But it seems to be defined as a macro." >&4 - fi - $rm -f htonl.? - ;; -esac +int main(int argc, char *argv[]) +{ + static unsigned long ret; + unsigned char val = argc; + (void) argv; + ret |= htonl(val); + ret |= htons(val); + ret |= ntohl(val); + ret |= ntohs(val); + return ret ? 0 : 1; +} +EOC +cyn="whether htonl() and friends exist" set d_htonl -eval $setvar +eval $trylink |