git-tag.sh: use the $( ... ) construct for command substitution

diff --git a/pretty.c b/pretty.c
index 99ba8ae975c813ec4be46c5f43257f63c6b1950f..3c43db558aee43b0ea69c23c6611dcc9fae0661f 100644 (file)
--- a/pretty.c
+++ b/pretty.c
@@ -397,12 +397,18 @@ static const char *show_ident_date(const struct ident_split *ident,
                                   enum date_mode mode)
 {
        unsigned long date = 0;
-       int tz = 0;
+       long tz = 0;
 
        if (ident->date_begin && ident->date_end)
                date = strtoul(ident->date_begin, NULL, 10);
-       if (ident->tz_begin && ident->tz_end)
-               tz = strtol(ident->tz_begin, NULL, 10);
+       if (date_overflows(date))
+               date = 0;
+       else {
+               if (ident->tz_begin && ident->tz_end)
+                       tz = strtol(ident->tz_begin, NULL, 10);
+               if (tz >= INT_MAX || tz <= INT_MIN)
+                       tz = 0;
+       }
        return show_date(date, tz, mode);
 }