Do not eat ESC character if control string is not properly terminated.

[st.git] / st.c

diff --git a/st.c b/st.c
index 297eb3f..d2261e2 100644 (file)
--- a/st.c
+++ b/st.c
@@ -2298,7 +2298,7 @@ techo(char *buf, int len) {
        for(; len > 0; buf++, len--) {
                char c = *buf;
 
        for(; len > 0; buf++, len--) {
                char c = *buf;
 

-               if(c < 0x20 || c == 0177) { /* control code */
+               if(BETWEEN(c, 0x00, 0x1f) || c == 0x7f) { /* control code */

                        if(c != '\n' && c != '\r' && c != '\t') {
                                c ^= '\x40';
                                tputc("^", 1);
                        if(c != '\n' && c != '\r' && c != '\t') {
                                c ^= '\x40';
                                tputc("^", 1);


@@ -2452,10 +2452,6 @@ tputc(char *c, int len) {
                                csiparse();
                                csihandle();
                        }
                                csiparse();
                                csihandle();
                        }

-               } else if(term.esc & ESC_STR_END) {
-                       term.esc = 0;
-                       if(ascii == '\\')
-                               strhandle();

                } else if(term.esc & ESC_ALTCHARSET) {
                        tdeftran(ascii);
                        tselcs();
                } else if(term.esc & ESC_ALTCHARSET) {
                        tdeftran(ascii);
                        tselcs();


@@ -2545,7 +2541,9 @@ tputc(char *c, int len) {
                                tcursor(CURSOR_LOAD);
                                term.esc = 0;
                                break;
                                tcursor(CURSOR_LOAD);
                                term.esc = 0;
                                break;

-                       case '\\': /* ST -- Stop */
+                       case '\\': /* ST -- String Terminator */
+                               if(term.esc & ESC_STR_END)
+                                       strhandle();

                                term.esc = 0;
                                break;
                        default:
                                term.esc = 0;
                                break;
                        default: