Update.

[thirdparty/glibc.git] / time / zic.c

diff --git a/time/zic.c b/time/zic.c
index b9518c4649d52b3b019d82ba88f942b6fe3b5a94..c95887c9b4b945beee37829b929730b83e12aea0 100644 (file)
--- a/time/zic.c
+++ b/time/zic.c
@@ -1,6 +1,6 @@
 #ifndef lint
 #ifndef NOID
-static char    elsieid[] = "@(#)zic.c  7.83";
+static char    elsieid[] = "@(#)zic.c  7.87";
 #endif /* !defined NOID */
 #endif /* !defined lint */
 
@@ -141,8 +141,10 @@ static int         leapcnt;
 static int             linenum;
 static time_t          max_time;
 static int             max_year;
+static int             max_year_representable;
 static time_t          min_time;
 static int             min_year;
+static int             min_year_representable;
 static int             noise;
 static const char *    rfilename;
 static int             rlinenum;
@@ -430,7 +432,7 @@ const char * const  string;
 
        cp = ecpyalloc("warning: ");
        cp = ecatalloc(cp, string);
-       error(string);
+       error(cp);
        ifree(cp);
        --errors;
 }
@@ -649,6 +651,8 @@ setboundaries P((void))
        }
        min_year = TM_YEAR_BASE + gmtime(&min_time)->tm_year;
        max_year = TM_YEAR_BASE + gmtime(&max_time)->tm_year;
+       min_year_representable = min_year;
+       max_year_representable = max_year;
 }
 
 static int
@@ -1218,6 +1222,7 @@ const char * const                timep;
                                rp->r_todisstd = FALSE;
                                rp->r_todisgmt = FALSE;
                                *ep = '\0';
+                               break;
                        case 'g':       /* Greenwich */
                        case 'u':       /* Universal */
                        case 'z':       /* Zulu */
@@ -1249,7 +1254,11 @@ const char * const               timep;
        } else if (sscanf(cp, scheck(cp, "%d"), &rp->r_loyear) != 1) {
                error(_("invalid starting year"));
                return;
-       }
+       } else if (noise)
+               if (rp->r_loyear < min_year_representable)
+                       warning(_("starting year too low to be represented"));
+               else if (rp->r_loyear > max_year_representable)
+                       warning(_("starting year too high to be represented"));
        cp = hiyearp;
        if ((lp = byword(cp, end_years)) != NULL) switch ((int) lp->l_value) {
                case YR_MINIMUM:
@@ -1269,7 +1278,11 @@ const char * const               timep;
        } else if (sscanf(cp, scheck(cp, "%d"), &rp->r_hiyear) != 1) {
                error(_("invalid ending year"));
                return;
-       }
+       } else if (noise)
+               if (rp->r_loyear < min_year_representable)
+                       warning(_("starting year too low to be represented"));
+               else if (rp->r_loyear > max_year_representable)
+                       warning(_("starting year too high to be represented"));
        if (rp->r_loyear > rp->r_hiyear) {
                error(_("starting year greater than ending year"));
                return;