patch 8.2.4974: ":so" command may read after end of buffer
Problem: ":so" command may read after end of buffer.
Solution: Compute length of text properly.
diff --git a/src/scriptfile.c b/src/scriptfile.c
index 03c733d..f3a5783 100644
--- a/src/scriptfile.c
+++ b/src/scriptfile.c
@@ -1965,6 +1965,7 @@
break;
buf = (char_u *)ga.ga_data;
buf[ga.ga_len++] = NUL;
+ len = ga.ga_len;
}
else
{
@@ -1972,8 +1973,8 @@
if (fgets((char *)buf + ga.ga_len, ga.ga_maxlen - ga.ga_len,
sp->fp) == NULL)
break;
+ len = ga.ga_len + (int)STRLEN(buf + ga.ga_len);
}
- len = ga.ga_len + (int)STRLEN(buf + ga.ga_len);
#ifdef USE_CRNL
// Ignore a trailing CTRL-Z, when in Dos mode. Only recognize the
// CTRL-Z by its own, or after a NL.