Add another test for '@trigger' command-line option.

include/holidays/jewish.rem

@@ -105,22 +105,22 @@ IF !Reform
 ENDIF
 
 IF IncludeOmer || IncludeOmerCal
-    SET ostart HEBDATE(16, "Nisan", TODAY()-50)
+    SET ostart HEBDATE(16, "Nisan", $U-50)
-    IF ostart <= TODAY() && (TODAY() - ostart < 49)
+    IF ostart <= $U && ($U - ostart < 49)
-        SET odays TODAY()-ostart+1
+        SET odays $U-ostart+1
         IF IncludeOmer
             IF odays < 7
-                REM MSG %"%"Today is the [ORD(odays)] day of the Omer.
+                REM [$U] MSG %"%"Today is the [ORD(odays)] day of the Omer.
             ELSE
                 IF !(odays % 7)
-                    REM MSG %"%"Today is the [ORD(odays)] day of the Omer, being [odays / 7] [PLURAL(odays/7, "week")] of the Omer.
+                    REM [$U] MSG %"%"Today is the [ORD(odays)] day of the Omer, being [odays / 7] [PLURAL(odays/7, "week")] of the Omer.
                 ELSE
-                    REM MSG %"%"Today is the [ORD(odays)] day of the Omer, being [odays/7] [PLURAL(odays/7, "week")] and [odays%7] [PLURAL(odays%7, "day")] of the Omer.
+                    REM [$U] MSG %"%"Today is the [ORD(odays)] day of the Omer, being [odays/7] [PLURAL(odays/7, "week")] and [odays%7] [PLURAL(odays%7, "day")] of the Omer.
                 ENDIF
             ENDIF
         ENDIF
         IF IncludeOmerCal
-            REM CAL [ORD(odays)] of Omer
+            REM [$U] CAL [ORD(odays)] of Omer
         ENDIF
     ENDIF
 ENDIF

include/lang/ca.rem

@@ -33,7 +33,7 @@ TRANSLATE "are" "són"
 TRANSLATE "were" "eren"
 TRANSLATE "done" "completada"
 
-FSET - subst_bx(a,d,t) iif(d==today()+2, "demà passat", d >= today(), "d'aquí " + (d-today()) + " dies", "fa " + (today()-d) + " dies")
+FSET - subst_bx(a,d,t) iif(d==$U+2, "demà passat", d >= $U, "d'aquí " + (d-$U) + " dies", "fa " + ($U-d) + " dies")
 
 # 1 d'abril vs 1 de maig.
 FSET - subst_sx(a,d,t) iif(isany(substr(mon(d), 1, 1), "a", "o") , "d'", "de")

include/lang/da.rem

@@ -58,12 +58,12 @@ FSET - subst_ampm(h) iif(h<5, " om natten", h < 12, " om formiddagen", h < 18, "
 FSET - subst_ordinal(d) "."
 FSET - ordx(n) n + "."
 
-FSET - subst_p(alt, d, t) iif(d==today()+1, "", "e")
+FSET - subst_p(alt, d, t) iif(d==$U+1, "", "e")
 FSET - zeropad(s, len) pad(s, "0", len)
 FSET - subst_a_alt(d) wkday(d) + ", den " + day(d) + ". " + mon(d) + " " + year(d)
 FSET - subst_ax(alt, d, t) iif(alt, subst_a_alt(d), $On + " " + subst_a_alt(d))
 
-FSET - subst_bx(a, d, t)  iif(d >= today(), "om " + (d-today()) + " dage", "for " + (today()-d) + " dage siden")
+FSET - subst_bx(a, d, t)  iif(d >= $U, "om " + (d-$U) + " dage", "for " + ($U-d) + " dage siden")
 
 FSET - subst_ex(alt, d, t) "den " + zeropad(day(d), 2) + $DateSep + zeropad(monnum(d), 2) + $DateSep + zeropad(year(d), 4)
 FSET - subst_fx(alt, d, t) "den " + zeropad(monnum(d), 2) + $DateSep + zeropad(day(d), 2) + $DateSep + zeropad(year(d), 4)

include/lang/de.rem

@@ -61,14 +61,14 @@ FSET - ordx(n) n + "."
 FSET - subst_a_alt(d)     wkday(d) + ", den " + day(d) + ". " + mon(d) + " " + year(d)
 FSET - subst_ax(alt, d, t) iif(alt, subst_a_alt(d), $On + " " + subst_a_alt(d))
 
-FSET - subst_bx(a, d, t)   iif(d >= today(), "in " + (d-today()) + " Tagen", "vor " + (today()-d) + " Tagen")
+FSET - subst_bx(a, d, t)   iif(d >= $U, "in " + (d-$U) + " Tagen", "vor " + ($U-d) + " Tagen")
 
 FSET - subst_g_alt(d)     wkday(d) + ", den " + day(d) + ". " + mon(d)
 FSET - subst_gx(alt, d, t) iif(alt, subst_g_alt(d), $On + " " + subst_g_alt(d))
 
 FSET - subst_ux(alt, d, t) subst_ax(alt, d, t)
 FSET - subst_vx(alt, d, t) subst_gx(alt, d, t)
-FSET - subst_p(alt, d, t) iif(d == today()+1, "", "en")
+FSET - subst_p(alt, d, t) iif(d == $U+1, "", "en")
 
 # Localization of various astronomical events
 

include/lang/es.rem

@@ -52,4 +52,4 @@ SET $And "y"
 SET $Hplu "s"
 SET $Mplu "s"
 
-FSET - subst_bx(a, d, t) iif(d >= today(), "dentro de " + (d-today()) + " días", "hace " + (today()-d) + " dias")
+FSET - subst_bx(a, d, t) iif(d >= $U, "dentro de " + (d-$U) + " días", "hace " + ($U-d) + " dias")

include/lang/fi.rem

@@ -62,7 +62,7 @@ FSET - ordx(d) d + subst_ordinal(d)
 FSET - subst_a_alt(d, o, p) wkday(d) + o + " " + day(d) + ". " + mon(d) + p + " " + year(d)
 FSET - subst_ax(a, d, t) iif(a, subst_a_alt(d, "", ""), subst_a_alt(d, $On, "ta"))
 
-FSET - subst_bx(a, d, t) iif(d >= today(), (d-today()) + " päivän kuluttua", (today()-d) + " päivää sitten")
+FSET - subst_bx(a, d, t) iif(d >= $U, (d-$U) + " päivän kuluttua", ($U-d) + " päivää sitten")
 FSET - subst_cx(a, d, t) iif(a, wkday(d), wkday(d) + $On)
 
 FSET - subst_ex(a, d, t) zeropad(day(d), 2) + $DateSep + zeropad(monnum(d), 2) + $DateSep + zeropad(year(d), 4)
@@ -81,7 +81,7 @@ FSET - subst_k_alt(d, o) wkday(d) + o + " " + mon(d) + "n " + day(d) + subst_ord
 FSET - subst_kx(a, d, t) iif(a, subst_k_alt(d, ""), subst_k_alt(d, $On))
 
 FSET - subst_lx(a, d, t) zeropad(year(d), 4) + $DateSep + zeropad(monnum(d), 2) + $DateSep + zeropad(day(d), 2)
-FSET - subst_p(a, d, t) iif(d==today()+1, "", "ä")
+FSET - subst_p(a, d, t) iif(d==$U+1, "", "ä")
 FSET - subst_qx(a, d, t) "n"
 
 FSET - subst_u_alt(d, o, p) wkday(d) + o + " " + day(d) + subst_ordinal(day(d)) + " " + mon(d) + p + " " + year(d)

include/lang/fr.rem

@@ -63,7 +63,7 @@ FSET - subst_1(alt, date, time) iif(time == now(), "maintenant", \
                                   time > now(), "dans " + subst_tdiff((time-now())/60, (time-now())%60), \
                                   "il y a " + subst_tdiff ((now()-time)/60, (now()-time)%60))
 
-FSET - subst_bx(alt, date, time) iif(date >= today(), "dans " + (date-today()) + " jours", "il y a " + (today()-date) + " jours")
+FSET - subst_bx(alt, date, time) iif(date >= $U, "dans " + (date-$U) + " jours", "il y a " + ($U-date) + " jours")
 FSET - subst_j_alt(date) wkday(date) + ", " + day(date) + subst_ordinal(day(date)) + " " + mon(date) + ", " + year(date)
 FSET - subst_jx(alt, date, time) iif(alt, subst_j_alt(date), $On + " " + subst_j_alt(date))
 

include/lang/gr.rem

@@ -54,7 +54,7 @@ SET $And "και"
 SET $Hplu ""
 SET $Mplu ""
 
-FSET - subst_bx(a, d, t) iif(d >= today(), "σε " + (d - today()) + " ημέρες", "πριν από " + (today()-d) + " ημέρες")
+FSET - subst_bx(a, d, t) iif(d >= $U, "σε " + (d - $U) + " ημέρες", "πριν από " + ($U-d) + " ημέρες")
 FSET - subst_ordinal(d)   "."
 FSET - ordx(d) d + "."
 FSET - subst_a_alt(d)     wkday(d) + ", " + day(d) + ". " + mon(d) + " " + year(d)

include/lang/is.rem

@@ -54,5 +54,5 @@ SET $And "og"
 SET $Hplu "ir"
 SET $Mplu "r"
 
-FSET - subst_bx(a, d, t) iif(d >= today(), "eftir " + (d - today()) + " daga", "fyrir " + (today()-d) + " dögum")
+FSET - subst_bx(a, d, t) iif(d >= $U, "eftir " + (d - $U) + " daga", "fyrir " + ($U-d) + " dögum")
-FSET - subst_p(a, d, t) iif(d == today()+1, "", "a")
+FSET - subst_p(a, d, t) iif(d == $U+1, "", "a")

include/lang/it.rem

@@ -53,9 +53,9 @@ SET $And "e"
 SET $Hplu "a"
 SET $Mplu "i"
 
-FSET - subst_bx(a, d, t) iif(d >= today(), "fra " + (d-today()) + " giorni", (today()-d) + " giorni fa")
+FSET - subst_bx(a, d, t) iif(d >= $U, "fra " + (d-$U) + " giorni", ($U-d) + " giorni fa")
-FSET - subst_p(a, d, t) iif(d==today()+1, "o", "i")
+FSET - subst_p(a, d, t) iif(d==$U+1, "o", "i")
-FSET - subst_q(a, d, t) iif(d==today()+1, "a", "e")
+FSET - subst_q(a, d, t) iif(d==$U+1, "a", "e")
 
 FSET - subst_ax(a, d, t) wkday(d) + ", " + day(d) + " " + mon(d) + " " + year(d)
 FSET - subst_jx(a, d, t) subst_ax(a, d, t)

include/lang/nl.rem

@@ -59,7 +59,7 @@ FSET - subst_1b(hdiff, mdiff) iif(hdiff==0, subst_minutes(mdiff), mdiff==0, subs
 FSET - subst_minutes(m) iif(m==1, "1 minuut", m + " minuten")
 FSET - subst_hours(h) iif(h==1, "1 uur", h + " uren")
 
-FSET - subst_bx(a, d, t) iif (d == today()+2, "overmorgen", d+2 == today(), "eergisteren", d >= today(), "over " + (d-today()) + " dagen", (today()-d) + " dagen geleden")
+FSET - subst_bx(a, d, t) iif (d == $U+2, "overmorgen", d+2 == $U, "eergisteren", d >= $U, "over " + (d-$U) + " dagen", ($U-d) + " dagen geleden")
 
 FSET - subst_s(a, d, t) iif(day(d) == 1 || day(d) == 8, "e", day(d) < 20, "de", "te")
 

include/lang/no.rem

@@ -53,7 +53,7 @@ SET $And "og"
 SET $Hplu "r"
 SET $Mplu "er"
 
-FSET - subst_bx(a, d, t) iif(d >= today(), "om " + (d-today()) + " dager", "for " + (today()-d) + " dager siden")
+FSET - subst_bx(a, d, t) iif(d >= $U, "om " + (d-$U) + " dager", "for " + ($U-d) + " dager siden")
 FSET - subst_ordinal(d) "."
 FSET - ordx(n) n + "."
 
@@ -63,4 +63,4 @@ FSET - subst_gx(a, d, t) iif(a, subst_g_alt(d), $On + " " + subst_g_alt(d))
 FSET - subst_g_alt(d) wkday(d) + ", den " + day(d) + ". " + mon(d)
 FSET - subst_ux(a, d, t) subst_ax(a, d, t)
 FSET - subst_vx(a, d, t) subst_gx(a, d, t)
-FSET - subst_p(a, d, t) iif(d==today()+1, "", "er")
+FSET - subst_p(a, d, t) iif(d==$U+1, "", "er")

include/lang/pl.rem

@@ -58,7 +58,7 @@ FSET - subst_ordinal(d) ""
 
 FSET - subst_a_alt(d) wkday(d) + ", " + day(d) + ". " + mon(d) + " " + year(d)
 FSET - subst_ax(a, d, t) iif(a, subst_a_alt(d), $On + " " + subst_a_alt(d))
-FSET - subst_bx(a, d, t) iif(d >= today(), "za " + (d-today()) + " dni", (today()-d) + " dni temu")
+FSET - subst_bx(a, d, t) iif(d >= $U, "za " + (d-$U) + " dni", ($U-d) + " dni temu")
 FSET - subst_g_alt(d) wkday(d) + ", " + day(d) + ". " + mon(d)
 FSET - subst_gx(a, d, t) iif(a, subst_g_alt(d), $On + " " + subst_g_alt(d))
 FSET - subst_ux(a, d, t) subst_ax(a, d, t)

include/lang/pt.rem

@@ -58,7 +58,7 @@ FSET - subst_ordinal(d) ""
 FSET - subst_on_wd(d) iif(wkdaynum(d) == 1 || wkdaynum(d) == 2, "no", "na")
 
 FSET - subst_a_alt(d) wkday(d) + ", " + day(d) + " de " + mon(d) + " de " + year(d)
-FSET - subst_bx(a, d, t) iif(d >= today(), "em " + (d-today()) + " dias", "há " + (today()-d) + " dias")
+FSET - subst_bx(a, d, t) iif(d >= $U, "em " + (d-$U) + " dias", "há " + ($U-d) + " dias")
 FSET - subst_c_alt(d) wkday(d)
 FSET - subst_g_alt(d) wkday(d) + ", " + day(d) + " " + mon(d)
 FSET - subst_ax(a, d, t) iif(a, subst_a_alt(d), subst_on_wd(d) + " " + subst_a_alt(d))

include/lang/ro.rem

@@ -53,7 +53,7 @@ SET $Mplu "e"
 SET $Hplu "e"
 SET $And "şi"
 
-FSET - subst_bx(a, d, t) iif(d >= today(), "peste " + (d-today()) + " zile", "acume " + (today()-d) + " zile")
+FSET - subst_bx(a, d, t) iif(d >= $U, "peste " + (d-$U) + " zile", "acume " + ($U-d) + " zile")
 
 FSET - subst_ampm(h) iif(h<4, " noaptea", h<12, " dimineaţa", h<18, " după-amiaza", " seara")
 FSET - subst_ordinal(d) ""
@@ -65,7 +65,7 @@ FSET - subst_jx(a, d, t) wkday(d) + ", " + mon(d) + " " + day(d) + ", " + year(d
 FSET - subst_kx(a, d, t) wkday(d) + ", " + mon(d) + " " + day(d)
 FSET - subst_ux(a, d, t) subst_ax(a, d, t)
 FSET - subst_vx(a, d, t) subst_gx(a, d, t)
-FSET - subst_p(a, d, t) iif(d==today()+1, "", "le")
+FSET - subst_p(a, d, t) iif(d==$U+1, "", "le")
 
 FSET - subst_1(a, d, t) iif(t==now(), $Now, t<now(), subst_1helper(now()-t, "acum "), subst_1helper(t-now(), "peste "))
 FSET - subst_1helper(diff, when) when + iif(diff%60==0, subst_1h(diff/60), diff/60==0, subst_1m(diff%60), subst_1h(diff/60) + " " + $And + " " + subst_1m(diff%60))

src/funcs.c

@@ -4727,6 +4727,7 @@ FEvalTrig(func_info *info)
         return r;
     }
     if (trig.tz != NULL && tim.ttime == NO_TIME) {
+        DestroyParser(&p);
         FreeTrig(&trig);
         return E_TZ_NO_AT;
     }
@@ -4753,7 +4754,10 @@ FEvalTrig(func_info *info)
         dse = -1;
     }
     DestroyParser(&p);
-    if (r) return r;
+    if (r) {
+        FreeTrig(&trig);
+        return r;
+    }
     if (dse < 0) {
         RetVal.type = INT_TYPE;
         RETVAL = dse;

src/init.c

@@ -54,6 +54,8 @@ static int tty_init(int fd);
 static void tty_raw(int fd);
 static void tty_reset(int fd);
 
+static int GetInitDateFromTrigger(char const *s, int *y, int *m, int *d, int *systime);
+
 static void ProcessLongOption(char const *arg);
 /***************************************************************
  *
@@ -183,6 +185,7 @@ void InitRemind(int argc, char const *argv[])
     int x;
     int dse;
     int ttyfd;
+    int r;
 
     /* Make sure remind is not installed set-uid or set-gid */
     if (getgid() != getegid() ||
@@ -740,10 +743,28 @@ void InitRemind(int argc, char const *argv[])
     if (i < argc) {
         while (i < argc) {
             arg = argv[i++];
+            /* If it begins with '@' then it's a trigger spec */
+            if (*arg == '@') {
+                if (m != NO_MON || d != NO_DAY || y != NO_YR || dse != NO_DATE) {
+                    Usage();
+                }
+                r = GetInitDateFromTrigger(arg+1, &y, &m, &d, &SysTime);
+                if (r == OK) {
+                    if (SysTime != -1) {
+                        DontQueue = 1;
+                        Daemon = 0;
+                        LocalSysTime = SysTime;
+                    }
+                } else {
+                    fprintf(stderr, "Could not evaluate command-line trigger: %s\n", GetErr(r));
+                    exit(1);
+                }
+                continue;
+            }
             FindToken(arg, &tok);
             switch (tok.type) {
             case T_Time:
-                if (SysTime != -1L) Usage();
+                if (SysTime != -1) Usage();
                 else {
                     SysTime = (long) tok.val * 60L;
                     LocalSysTime = SysTime;
@@ -753,7 +774,7 @@ void InitRemind(int argc, char const *argv[])
                 break;
 
             case T_DateTime:
-                if (SysTime != -1L) Usage();
+                if (SysTime != -1) Usage();
                 if (m != NO_MON || d != NO_DAY || y != NO_YR || dse != NO_DATE) Usage();
                 SysTime = (tok.val % MINUTES_PER_DAY) * 60;
                 LocalSysTime = SysTime;
@@ -1398,3 +1419,66 @@ GetTerminalBackground(void)
     }
     return TerminalBackground;
 }
+
+static int
+GetInitDateFromTrigger(char const *s, int *y, int *m, int *d, int *systime)
+{
+    Parser p;
+    Trigger trig;
+    TimeTrig tim;
+    int dse;
+    int r;
+
+    CreateParser(s, &p);
+    r = ParseRem(&p, &trig, &tim);
+    if (r) {
+        DestroyParser(&p);
+        return r;
+    }
+    if (trig.tz != NULL && tim.ttime == NO_TIME) {
+        DestroyParser(&p);
+        FreeTrig(&trig);
+        return E_TZ_NO_AT;
+    }
+    if (trig.typ == SAT_TYPE) {
+        EnterTimezone(trig.tz);
+        r=DoSatRemind(&trig, &tim, &p);
+        ExitTimezone(trig.tz);
+        if (r) {
+            DestroyParser(&p);
+            FreeTrig(&trig);
+            return r;
+        }
+        dse = LastTriggerDate;
+    } else if (trig.typ == NO_TYPE) {
+        EnterTimezone(trig.tz);
+        dse = ComputeTrigger(get_scanfrom(&trig), &trig, &tim, &r, 0);
+        ExitTimezone(trig.tz);
+    } else {
+        DestroyParser(&p);
+        FreeTrig(&trig);
+        return E_PARSE_ERR;
+    }
+
+    DestroyParser(&p);
+    if (r) {
+        FreeTrig(&trig);
+        return r;
+    }
+    if (dse < 0) {
+        FreeTrig(&trig);
+        return E_CANT_TRIG;
+    }
+    if (dse >= 0) {
+        if (tim.ttime != NO_TIME) {
+            if (*systime != -1) {
+                Usage();
+            }
+            dse=AdjustTriggerForTimeZone(&trig, dse, &tim, 1);
+            *systime = tim.ttime * 60;
+        }
+        FromDSE(dse, y, m, d);
+    }
+    FreeTrig(&trig);
+    return OK;
+}

tests/test-rem

@@ -994,6 +994,12 @@ $REMIND -pp ../tests/shaded.rem 2026-02-01 >> $OUT 2>&1
 $REMIND ../tests/test-pushpop1.rem 2026-01-01 >> $OUT 2>&1
 $REMIND -dp ../tests/test-pushpop1.rem 2026-01-01 >> $OUT 2>&1
 
+# Test the '@trigger" command-line parameter
+echo "REM MSG %y-%t-%r" | $REMIND --test - '@13 SATISFY [$Tw == 5]' >> $OUT 2>&1
+echo "REM MSG %y-%t-%r" | $REMIND --test - '@January' >> $OUT 2>&1
+echo "REM MSG %y-%t-%r" | $REMIND --test - '@Dec SATISFY [$Tw == 6]' >> $OUT 2>&1
+echo "REM MSG %y-%t-%r" | $REMIND --test - '@Dec 1990' >> $OUT 2>&1
+
 cmp -s $OUT $CMP
 if [ "$?" = "0" ]; then
    echo "Remind:  Acceptance tests ${GRN}PASSED${NRM}"

tests/test.cmp

@@ -40278,3 +40278,28 @@ No reminders.
 ../tests/test-pushpop2.rem(2): POP-FUNCS at ../tests/test-pushpop2.rem:2 matches PUSH-FUNCS in different file: ../tests/test-pushpop1.rem:2
 ../tests/test-pushpop2.rem(3): POP-OMIT-CONTEXT at ../tests/test-pushpop2.rem:3 matches PUSH-OMIT-CONTEXT in different file: ../tests/test-pushpop1.rem:1
 No reminders.
+Enabling test mode: This is meant for the acceptance test.
+Do not use --test in production.
+In test mode, the system time is fixed at 2025-01-06@19:00
+Reminders for Friday, 13th June, 2025:
+
+2025-06-13
+
+Enabling test mode: This is meant for the acceptance test.
+Do not use --test in production.
+In test mode, the system time is fixed at 2025-01-06@19:00
+Reminders for Monday, 6th January, 2025 (today):
+
+2025-01-06
+
+Enabling test mode: This is meant for the acceptance test.
+Do not use --test in production.
+In test mode, the system time is fixed at 2025-01-06@19:00
+Reminders for Saturday, 6th December, 2025:
+
+2025-12-06
+
+Enabling test mode: This is meant for the acceptance test.
+Do not use --test in production.
+In test mode, the system time is fixed at 2025-01-06@19:00
+Could not evaluate command-line trigger: Can't compute trigger