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Patch from Robert J. Osborne <rj@resourceinternational.com> that fixes

Browse Source 
a bug in vi where the beginning of the text space was not checked
before dot is decremented for delete and escape sequences on an empty
file.
This commit is contained in:
Eric Andersen 2001-08-02 05:26:41 +00:00
parent 842757dc96
commit fdbac35b33
2 changed files with 6 additions and 6 deletions
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6
editors/vi.c
View File

@ -19,7 +19,7 @@
*/
static const char vi_Version[] =
"$Id: vi.c,v 1.14 2001/07/31 15:01:12 kraai Exp $";
"$Id: vi.c,v 1.15 2001/08/02 05:26:41 andersen Exp $";
/*
* To compile for standalone use:
@ -2640,12 +2640,12 @@ static Byte *char_insert(Byte * p, Byte c) // insert the char c at 'p'
cmdcnt = 0;
end_cmd_q(); // stop adding to q
strcpy((char *) status_buffer, " "); // clear the status buffer
if (p[-1] != '\n') {
if ((p[-1] != '\n') && (dot>text)) {
p--;
}
} else if (c == erase_char) { // Is this a BS
// 123456789
if (p[-1] != '\n') {
if ((p[-1] != '\n') && (dot>text)) {
p--;
p = text_hole_delete(p, p); // shrink buffer 1 char
#ifdef BB_FEATURE_VI_DOT_CMD

6
vi.c
View File

@ -19,7 +19,7 @@
*/
static const char vi_Version[] =
"$Id: vi.c,v 1.14 2001/07/31 15:01:12 kraai Exp $";
"$Id: vi.c,v 1.15 2001/08/02 05:26:41 andersen Exp $";
/*
* To compile for standalone use:
@ -2640,12 +2640,12 @@ static Byte *char_insert(Byte * p, Byte c) // insert the char c at 'p'
cmdcnt = 0;
end_cmd_q(); // stop adding to q
strcpy((char *) status_buffer, " "); // clear the status buffer
if (p[-1] != '\n') {
if ((p[-1] != '\n') && (dot>text)) {
p--;
}
} else if (c == erase_char) { // Is this a BS
// 123456789
if (p[-1] != '\n') {
if ((p[-1] != '\n') && (dot>text)) {
p--;
p = text_hole_delete(p, p); // shrink buffer 1 char
#ifdef BB_FEATURE_VI_DOT_CMD