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(readline): Terminate buffer properly when EOF seen.

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Test for valid pointer before dereferencing it.
This commit is contained in:
Karl Heuer 1997-06-14 04:36:44 +00:00
parent 12e36cdba6
commit 5326c1d687
1 changed files with 2 additions and 1 deletions
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3
lib-src/b2m.c
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@ -211,12 +211,13 @@ readline (linebuffer, stream)
}
if (c == EOF)
{
*p = '\0';
chars_deleted = 0;
break;
}
if (c == '\n')
{
if (p[-1] == '\r' && p > buffer)
if (p > buffer && p[-1] == '\r')
{
*--p = '\0';
chars_deleted = 2;