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authorRoberto E. Vargas Caballero <k0ga@shike2.com>2014-04-26 01:45:10 +0200
committerRoberto E. Vargas Caballero <k0ga@shike2.com>2014-04-27 11:30:21 +0200
commit53105cf74fde46229912275c073f8c0f219b05bb (patch)
tree8d9c414df338a133707c48ec7f95796d3f1cc261 /st.c
parentaa35bbd7a16c6c210a7574a8c45bbe939d5b2922 (diff)
downloadst-53105cf74fde46229912275c073f8c0f219b05bb.tar.gz
st-53105cf74fde46229912275c073f8c0f219b05bb.tar.bz2
Remove repeated initialisation of term.esc
Once a sequence is completed term.esc must return to 0, so instead of repeating this expression in all the cases is better put it at the end of the block.
Diffstat (limited to 'st.c')
-rw-r--r--st.c24
1 files changed, 6 insertions, 18 deletions
diff --git a/st.c b/st.c
index 124c047..0425c72 100644
--- a/st.c
+++ b/st.c
@@ -2503,10 +2503,10 @@ tputc(char *c, int len) {
csiparse();
csihandle();
}
+ return;
} else if(term.esc & ESC_ALTCHARSET) {
tdeftran(ascii);
tselcs();
- term.esc = 0;
} else if(term.esc & ESC_TEST) {
if(ascii == '8') { /* DEC screen alignment test. */
char E[UTF_SIZ] = "E";
@@ -2517,15 +2517,14 @@ tputc(char *c, int len) {
tsetchar(E, &term.c.attr, x, y);
}
}
- term.esc = 0;
} else {
switch(ascii) {
case '[':
term.esc |= ESC_CSI;
- break;
+ return;
case '#':
term.esc |= ESC_TEST;
- break;
+ return;
case 'P': /* DCS -- Device Control String */
case '_': /* APC -- Application Program Command */
case '^': /* PM -- Privacy Message */
@@ -2534,29 +2533,26 @@ tputc(char *c, int len) {
strreset();
strescseq.type = ascii;
term.esc |= ESC_STR;
- break;
+ return;
case '(': /* set primary charset G0 */
case ')': /* set secondary charset G1 */
case '*': /* set tertiary charset G2 */
case '+': /* set quaternary charset G3 */
term.icharset = ascii - '(';
term.esc |= ESC_ALTCHARSET;
- break;
+ return;
case 'D': /* IND -- Linefeed */
if(term.c.y == term.bot) {
tscrollup(term.top, 1);
} else {
tmoveto(term.c.x, term.c.y+1);
}
- term.esc = 0;
break;
case 'E': /* NEL -- Next line */
tnewline(1); /* always go to first col */
- term.esc = 0;
break;
case 'H': /* HTS -- Horizontal tab stop */
term.tabs[term.c.x] = 1;
- term.esc = 0;
break;
case 'M': /* RI -- Reverse index */
if(term.c.y == term.top) {
@@ -2564,46 +2560,38 @@ tputc(char *c, int len) {
} else {
tmoveto(term.c.x, term.c.y-1);
}
- term.esc = 0;
break;
case 'Z': /* DECID -- Identify Terminal */
ttywrite(VT102ID, sizeof(VT102ID) - 1);
- term.esc = 0;
break;
case 'c': /* RIS -- Reset to inital state */
treset();
- term.esc = 0;
xresettitle();
xloadcols();
break;
case '=': /* DECPAM -- Application keypad */
term.mode |= MODE_APPKEYPAD;
- term.esc = 0;
break;
case '>': /* DECPNM -- Normal keypad */
term.mode &= ~MODE_APPKEYPAD;
- term.esc = 0;
break;
case '7': /* DECSC -- Save Cursor */
tcursor(CURSOR_SAVE);
- term.esc = 0;
break;
case '8': /* DECRC -- Restore Cursor */
tcursor(CURSOR_LOAD);
- term.esc = 0;
break;
case '\\': /* ST -- String Terminator */
if(term.esc & ESC_STR_END)
strhandle();
- term.esc = 0;
break;
default:
fprintf(stderr, "erresc: unknown sequence ESC 0x%02X '%c'\n",
(uchar) ascii, isprint(ascii)? ascii:'.');
- term.esc = 0;
break;
}
}
+ term.esc = 0;
/*
* All characters which form part of a sequence are not
* printed