alex/esp-idf
alex/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2024-10-05 20:47:46 -04:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

fix(linenoise): Skip 0x00 to 0x1F character in dump mode

Browse Source 
Skipping through the non printable character assures that
in dumb mode, any special keys will not lead to the cursor
movement.
This commit is contained in:
Guillaume Souchere 2024-04-17 12:50:02 +02:00
parent aa61062584
commit ada38e8d5e
1 changed files with 6 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
components/console/linenoise/linenoise.c
View File

@ -178,6 +178,7 @@ enum KEY_ACTION{
CTRL_U = 21, /* Ctrl+u */
CTRL_W = 23, /* Ctrl+w */
ESC = 27, /* Escape */
UNIT_SEP = 31, /* ctrl-_ */
BACKSPACE = 127 /* Backspace */
};
@ -1131,9 +1132,7 @@ static int linenoiseDumb(char* buf, size_t buflen, const char* prompt) {
int c = fgetc(stdin);
if (c == '\n') {
break;
} else if (c >= 0x1c && c <= 0x1f){
continue; /* consume arrow keys */
} else if (c == BACKSPACE || c == 0x8) {
} else if (c == BACKSPACE || c == CTRL_H) {
if (count > 0) {
buf[count - 1] = 0;
count--;
@ -1146,6 +1145,10 @@ static int linenoiseDumb(char* buf, size_t buflen, const char* prompt) {
continue;
}
} else if (c <= UNIT_SEP) {
/* Consume all character that are non printable (the backspace
* case is handled above) */
continue;
} else {
buf[count] = c;
++count;