X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Ftinfo%2Flib_tparm.c;h=6caffb725bdf2fea9770f70f934754ee9852cd02;hp=439115b01e83a6712336aa0938028b1597da6aaf;hb=61d8ae54ff6acd69e9dab2afb21591d44c46ee1f;hpb=67ab4b308e932639a3a832052228d445c41c54b4

diff --git a/ncurses/tinfo/lib_tparm.c b/ncurses/tinfo/lib_tparm.c
index 439115b0..6caffb72 100644
--- a/ncurses/tinfo/lib_tparm.c
+++ b/ncurses/tinfo/lib_tparm.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 1998-2012,2013 Free Software Foundation, Inc.              *
+ * Copyright (c) 1998-2017,2018 Free Software Foundation, Inc.              *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
@@ -42,7 +42,7 @@
 #include <ctype.h>
 #include <tic.h>
 
-MODULE_ID("$Id: lib_tparm.c,v 1.90 2013/11/09 14:53:05 tom Exp $")
+MODULE_ID("$Id: lib_tparm.c,v 1.105 2018/04/07 21:12:12 tom Exp $")
 
 /*
  *	char *
@@ -253,6 +253,9 @@ parse_format(const char *s, char *format, int *len)
 	    case 'x':		/* FALLTHRU */
 	    case 'X':		/* FALLTHRU */
 	    case 's':
+#ifdef EXP_XTERM_1005
+	    case 'u':
+#endif
 		*format++ = *s;
 		done = TRUE;
 		break;
@@ -323,6 +326,7 @@ parse_format(const char *s, char *format, int *len)
 
 #define isUPPER(c) ((c) >= 'A' && (c) <= 'Z')
 #define isLOWER(c) ((c) >= 'a' && (c) <= 'z')
+#define tc_BUMP()  if (level < 0 && number < 2) number++
 
 /*
  * Analyze the string to see how many parameters we need from the varargs list,
@@ -343,6 +347,7 @@ _nc_tparm_analyze(const char *string, char *p_is_s[NUM_PARM], int *popcount)
     int lastpop = -1;
     int len;
     int number = 0;
+    int level = -1;
     const char *cp = string;
     static char dummy[] = "";
 
@@ -372,22 +377,30 @@ _nc_tparm_analyze(const char *string, char *p_is_s[NUM_PARM], int *popcount)
 	    case 'x':		/* FALLTHRU */
 	    case 'X':		/* FALLTHRU */
 	    case 'c':		/* FALLTHRU */
-		if (lastpop <= 0)
-		    number++;
+#ifdef EXP_XTERM_1005
+	    case 'u':
+#endif
+		if (lastpop <= 0) {
+		    tc_BUMP();
+		}
+		level -= 1;
 		lastpop = -1;
 		break;
 
 	    case 'l':
 	    case 's':
-		if (lastpop > 0)
+		if (lastpop > 0) {
+		    level -= 1;
 		    p_is_s[lastpop - 1] = dummy;
-		++number;
+		}
+		tc_BUMP();
 		break;
 
 	    case 'p':
 		cp++;
 		i = (UChar(*cp) - '0');
 		if (i >= 0 && i <= NUM_PARM) {
+		    ++level;
 		    lastpop = i;
 		    if (lastpop > *popcount)
 			*popcount = lastpop;
@@ -395,20 +408,22 @@ _nc_tparm_analyze(const char *string, char *p_is_s[NUM_PARM], int *popcount)
 		break;
 
 	    case 'P':
-		++number;
 		++cp;
 		break;
 
 	    case 'g':
+		++level;
 		cp++;
 		break;
 
 	    case S_QUOTE:
+		++level;
 		cp += 2;
 		lastpop = -1;
 		break;
 
 	    case L_BRACE:
+		++level;
 		cp++;
 		while (isdigit(UChar(*cp))) {
 		    cp++;
@@ -428,14 +443,15 @@ _nc_tparm_analyze(const char *string, char *p_is_s[NUM_PARM], int *popcount)
 	    case '=':
 	    case '<':
 	    case '>':
+		tc_BUMP();
+		level -= 1;	/* pop 2, operate, push 1 */
 		lastpop = -1;
-		number += 2;
 		break;
 
 	    case '!':
 	    case '~':
+		tc_BUMP();
 		lastpop = -1;
-		++number;
 		break;
 
 	    case 'i':
@@ -466,6 +482,8 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap)
     int i;
     const char *cp = string;
     size_t len2;
+    bool termcap_hack;
+    bool incremented_two;
 
     if (cp == NULL)
 	return NULL;
@@ -482,6 +500,8 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap)
     if (TPS(fmt_buff) == 0)
 	return NULL;
 
+    incremented_two = FALSE;
+
     if (number > NUM_PARM)
 	number = NUM_PARM;
     if (popcount > NUM_PARM)
@@ -514,8 +534,9 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap)
      * style, which means tparam() will expand termcap strings OK.
      */
     TPS(stack_ptr) = 0;
+    termcap_hack = FALSE;
     if (popcount == 0) {
-	popcount = number;
+	termcap_hack = TRUE;
 	for (i = number - 1; i >= 0; i--) {
 	    if (p_is_s[i])
 		spush(p_is_s[i]);
@@ -526,10 +547,16 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap)
 #ifdef TRACE
     if (USE_TRACEF(TRACE_CALLS)) {
 	for (i = 0; i < num_args; i++) {
-	    if (p_is_s[i] != 0)
+	    if (p_is_s[i] != 0) {
 		save_text(", %s", _nc_visbuf(p_is_s[i]), 0);
-	    else
+	    } else if ((long) param[i] > MAX_OF_TYPE(NCURSES_INT2) ||
+		       (long) param[i] < 0) {
+		_tracef("BUG: problem with tparm parameter #%d of %d",
+			i + 1, num_args);
+		break;
+	    } else {
 		save_number(", %d", (int) param[i], 0);
+	    }
 	}
 	_tracef(T_CALLED("%s(%s%s)"), TPS(tname), _nc_visbuf(cp), TPS(out_buff));
 	TPS(out_used) = 0;
@@ -561,6 +588,20 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap)
 		save_char(npop());
 		break;
 
+#ifdef EXP_XTERM_1005
+	    case 'u':
+		{
+		    unsigned char target[10];
+		    unsigned source = (unsigned) npop();
+		    int rc = _nc_conv_to_utf8(target, source, (unsigned)
+					      sizeof(target));
+		    int n;
+		    for (n = 0; n < rc; ++n) {
+			save_char(target[n]);
+		    }
+		}
+		break;
+#endif
 	    case 'l':
 		npush((int) strlen(spop()));
 		break;
@@ -573,10 +614,11 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap)
 		cp++;
 		i = (UChar(*cp) - '1');
 		if (i >= 0 && i < NUM_PARM) {
-		    if (p_is_s[i])
+		    if (p_is_s[i]) {
 			spush(p_is_s[i]);
-		    else
+		    } else {
 			npush((int) param[i]);
+		    }
 		}
 		break;
 
@@ -645,11 +687,15 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap)
 		break;
 
 	    case 'A':
-		npush(npop() && npop());
+		y = npop();
+		x = npop();
+		npush(y && x);
 		break;
 
 	    case 'O':
-		npush(npop() || npop());
+		y = npop();
+		x = npop();
+		npush(y || x);
 		break;
 
 	    case '&':
@@ -691,10 +737,26 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap)
 		break;
 
 	    case 'i':
-		if (p_is_s[0] == 0)
-		    param[0]++;
-		if (p_is_s[1] == 0)
-		    param[1]++;
+		/*
+		 * Increment the first two parameters -- if they are numbers
+		 * rather than strings.  As a side effect, assign into the
+		 * stack; if this is termcap, then the stack was populated
+		 * using the termcap hack above rather than via the terminfo
+		 * 'p' case.
+		 */
+		if (!incremented_two) {
+		    incremented_two = TRUE;
+		    if (p_is_s[0] == 0) {
+			param[0]++;
+			if (termcap_hack)
+			    TPS(stack)[0].data.num = (int) param[0];
+		    }
+		    if (p_is_s[1] == 0) {
+			param[1]++;
+			if (termcap_hack)
+			    TPS(stack)[1].data.num = (int) param[1];
+		    }
+		}
 		break;
 
 	    case '?':
@@ -774,7 +836,7 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap)
 #endif
 
 NCURSES_EXPORT(char *)
-tparm_varargs(NCURSES_CONST char *string,...)
+tparm_varargs(const char *string,...)
 {
     va_list ap;
     char *result;
@@ -791,7 +853,7 @@ tparm_varargs(NCURSES_CONST char *string,...)
 
 #if !NCURSES_TPARM_VARARGS
 NCURSES_EXPORT(char *)
-tparm_proto(NCURSES_CONST char *string,
+tparm_proto(const char *string,
 	    TPARM_ARG a1,
 	    TPARM_ARG a2,
 	    TPARM_ARG a3,