X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Ftrace%2Fvisbuf.c;h=66da4f4beca3cef79d9a9d5a9d47715d11ed031b;hp=820f84cb8fa2888bfc50d9938d3ade953ae3aa08;hb=d1a026123ac051716cdc16278345c1fb5c843b79;hpb=59108c98bda25ae50b3a319e2bcb7f4b9a174024

diff --git a/ncurses/trace/visbuf.c b/ncurses/trace/visbuf.c
index 820f84cb..66da4f4b 100644
--- a/ncurses/trace/visbuf.c
+++ b/ncurses/trace/visbuf.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 2001-2008,2009 Free Software Foundation, Inc.              *
+ * Copyright (c) 2001-2009,2010 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 <tic.h>
 #include <ctype.h>
 
-MODULE_ID("$Id: visbuf.c,v 1.34 2009/10/10 20:41:55 tom Exp $")
+MODULE_ID("$Id: visbuf.c,v 1.37 2010/05/29 18:51:41 tom Exp $")
 
 #define NUM_VISBUFS 4
 
@@ -94,7 +94,7 @@ _nc_vischar(char *tp, unsigned c)
 static const char *
 _nc_visbuf2n(int bufnum, const char *buf, int len)
 {
-    const char *vbuf;
+    const char *vbuf = 0;
     char *tp;
     int c;
 
@@ -128,7 +128,7 @@ _nc_visbuf2n(int bufnum, const char *buf, int len)
 	    tp = _nc_vischar(tp, UChar(c));
 	}
 	*tp++ = D_QUOTE;
-	*tp++ = '\0';
+	*tp = '\0';
     } else {
 	vbuf = ("(_nc_visbuf2n failed)");
     }
@@ -205,7 +205,7 @@ _nc_viswbuf2n(int bufnum, const wchar_t *buf, int len)
 	    }
 	}
 	*tp++ = D_QUOTE;
-	*tp++ = '\0';
+	*tp = '\0';
     } else {
 	vbuf = ("(_nc_viswbuf2n failed)");
     }
@@ -287,12 +287,12 @@ _nc_viscbuf2(int bufnum, const NCURSES_CH_T * buf, int len)
 		}
 	    }
 
-	    result = _nc_trace_bufcat(bufnum, l_brace);
-	    result = _nc_trace_bufcat(bufnum, d_quote);
+	    (void) _nc_trace_bufcat(bufnum, l_brace);
+	    (void) _nc_trace_bufcat(bufnum, d_quote);
 	    for (j = first; j <= last; ++j) {
 		found = _nc_altcharset_name(attr, (chtype) CharOf(buf[j]));
 		if (found != 0) {
-		    result = _nc_trace_bufcat(bufnum, found);
+		    (void) _nc_trace_bufcat(bufnum, found);
 		    attr &= ~A_ALTCHARSET;
 		} else
 #if USE_WIDEC_SUPPORT
@@ -304,8 +304,11 @@ _nc_viscbuf2(int bufnum, const NCURSES_CH_T * buf, int len)
 			int k;
 
 			PUTC_ch = buf[j].chars[PUTC_i];
-			if (PUTC_ch == L'\0')
+			if (PUTC_ch == L'\0') {
+			    if (PUTC_i == 0)
+				(void) _nc_trace_bufcat(bufnum, "\\000");
 			    break;
+			}
 			PUTC_n = (int) wcrtomb(PUTC_buf,
 					       buf[j].chars[PUTC_i], &PUT_st);
 			if (PUTC_n <= 0)
@@ -313,7 +316,7 @@ _nc_viscbuf2(int bufnum, const NCURSES_CH_T * buf, int len)
 			for (k = 0; k < PUTC_n; k++) {
 			    char temp[80];
 			    _nc_vischar(temp, UChar(PUTC_buf[k]));
-			    result = _nc_trace_bufcat(bufnum, temp);
+			    (void) _nc_trace_bufcat(bufnum, temp);
 			}
 		    }
 		}
@@ -325,10 +328,10 @@ _nc_viscbuf2(int bufnum, const NCURSES_CH_T * buf, int len)
 		}
 #endif /* USE_WIDEC_SUPPORT */
 	    }
-	    result = _nc_trace_bufcat(bufnum, d_quote);
+	    (void) _nc_trace_bufcat(bufnum, d_quote);
 	    if (attr != A_NORMAL) {
-		result = _nc_trace_bufcat(bufnum, " | ");
-		result = _nc_trace_bufcat(bufnum, _traceattr2(bufnum + 20, attr));
+		(void) _nc_trace_bufcat(bufnum, " | ");
+		(void) _nc_trace_bufcat(bufnum, _traceattr2(bufnum + 20, attr));
 	    }
 	    result = _nc_trace_bufcat(bufnum, r_brace);
 	    first = last + 1;