Remove SCO 3.2 support (#1005)

This OS is now obsolete. Users wishing to build for this OS
can use build time options:
 ./configure --disable-poll CFLAGS="-lintl"

also add to lib/util.c:
  #define rint(X) floor((X) + 0.5)

diff --git a/configure.ac b/configure.ac
index ea2efb1f4b36a29ac672aeb679993596e49d9cb5..2eed09b0080e1e6379da724ad00212425dcabe94 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -2981,9 +2981,8 @@ case "$squid_host_os" in
     AC_MSG_NOTICE([Use MSVCRT for math functions.])
     ;;
   *)
-    dnl rint() and log() are only used in old C code for now.
+    dnl log() are only used in old C code for now.
     AC_LANG_PUSH([C])
-    AC_SEARCH_LIBS([rint],[m])
     AC_SEARCH_LIBS([log],[m])
     AC_LANG_POP([C])
     ;;
@@ -3038,16 +3037,6 @@ fi
 SQUID_CHECK_SS_LEN_IN_SOCKADDR_STORAGE
 SQUID_CHECK_SIN_LEN_IN_SOCKADDR_IN
 
-
-dnl -lintl is needed on SCO version 3.2v4.2 for strftime()
-dnl Robert Side <rside@aiinc.bc.ca>
-dnl Mon, 18 Jan 1999 17:48:00 GMT
-case "$host" in
-       *-pc-sco3.2*)
-               AC_CHECK_LIB(intl, strftime)
-               ;;
-esac
-
 dnl System-specific library modifications
 dnl
 AH_TEMPLATE(GETTIMEOFDAY_NO_TZP,[If gettimeofday is known to take only one argument])
@@ -3137,12 +3126,6 @@ if test "x$ac_cv_func_poll" = "x" ; then
       AC_MSG_NOTICE([disabling poll for $host...])
       ac_cv_func_poll='no'
       ;;
-    [*-pc-sco3.2*])
-      # Robert Side <rside@aiinc.bc.ca>
-      # Mon, 18 Jan 1999 17:48:00 GMT
-      AC_MSG_NOTICE([disabling poll for $host...])
-      ac_cv_func_poll='no'
-      ;;
   esac
 fi
 

diff --git a/lib/util.c b/lib/util.c
index 64620f8cc60f71317fbdacaf732713e35f1c23ff..9213e892b82ff5dbc20a9f4a0d42ab845b0e2654 100644 (file)
--- a/lib/util.c
+++ b/lib/util.c
@@ -59,12 +59,7 @@ xpercent(double part, double whole)
 int
 xpercentInt(double part, double whole)
 {
-#if HAVE_RINT
     return (int) rint(xpercent(part, whole));
-#else
-    /* SCO 3.2v4.2 doesn't have rint() -- mauri@mbp.ee */
-    return (int) floor(xpercent(part, whole) + 0.5);
-#endif
 }
 
 /* somewhat safer division */