A patch from Aaron Lehmann <aaronl@vitelus.com> to fix a

crash on a broken regexp.
This commit is contained in:
Eric Andersen 2001-05-13 00:48:09 +00:00
parent 4819c3d477
commit ddb00545b7
2 changed files with 18 additions and 2 deletions

View File

@ -19,7 +19,7 @@
*/
char *vi_Version =
"$Id: vi.c,v 1.7 2001/05/07 22:57:47 andersen Exp $";
"$Id: vi.c,v 1.8 2001/05/13 00:48:09 andersen Exp $";
/*
* To compile for standalone use:
@ -2076,8 +2076,10 @@ static void colon(Byte * buf)
c = orig_buf[1]; // what is the delimiter
F = orig_buf + 2; // start of "find"
R = (Byte *) strchr((char *) F, c); // middle delimiter
if (!R) goto colon_s_fail;
*R++ = '\0'; // terminate "find"
buf1 = (Byte *) strchr((char *) R, c);
if (!buf1) goto colon_s_fail;
*buf1++ = '\0'; // terminate "replace"
if (*buf1 == 'g') { // :s/foo/bar/g
buf1++;
@ -2168,6 +2170,12 @@ static void colon(Byte * buf)
vc1:
dot = bound_dot(dot); // make sure "dot" is valid
return;
#ifdef BB_FEATURE_VI_SEARCH
colon_s_fail:
psb(":s expression missing delimiters");
return;
#endif
}
static void Hit_Return(void)

10
vi.c
View File

@ -19,7 +19,7 @@
*/
char *vi_Version =
"$Id: vi.c,v 1.7 2001/05/07 22:57:47 andersen Exp $";
"$Id: vi.c,v 1.8 2001/05/13 00:48:09 andersen Exp $";
/*
* To compile for standalone use:
@ -2076,8 +2076,10 @@ static void colon(Byte * buf)
c = orig_buf[1]; // what is the delimiter
F = orig_buf + 2; // start of "find"
R = (Byte *) strchr((char *) F, c); // middle delimiter
if (!R) goto colon_s_fail;
*R++ = '\0'; // terminate "find"
buf1 = (Byte *) strchr((char *) R, c);
if (!buf1) goto colon_s_fail;
*buf1++ = '\0'; // terminate "replace"
if (*buf1 == 'g') { // :s/foo/bar/g
buf1++;
@ -2168,6 +2170,12 @@ static void colon(Byte * buf)
vc1:
dot = bound_dot(dot); // make sure "dot" is valid
return;
#ifdef BB_FEATURE_VI_SEARCH
colon_s_fail:
psb(":s expression missing delimiters");
return;
#endif
}
static void Hit_Return(void)