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fix some of the things scan-build[1] found (but not some false positives)

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From: Elias Pipping <elias@pipping.org>
[1] http://clang.llvm.org/StaticAnalysis.html
This commit is contained in:
tg
2008-10-13 23:06:04 +00:00
parent ea72bd1b76
commit c11187f993
7 changed files with 24 additions and 26 deletions
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7
edit.c
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@ -5,7 +5,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/edit.c,v 1.137 2008/10/05 16:06:43 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/edit.c,v 1.138 2008/10/13 23:06:02 tg Exp $");
/* tty driver characters we are interested in */
typedef struct {
@ -1517,7 +1517,7 @@ x_emacs(char *buf, size_t len)
}
i = c | (x_curprefix << 8);
x_curprefix = 0;
switch (i = (*x_ftab[f].xf_func)(i)) {
switch ((*x_ftab[f].xf_func)(i)) {
case KSTD:
if (!(x_ftab[f].xf_flags & XF_PREFIX))
x_last_command = f;
@ -1727,7 +1727,6 @@ x_delete(int nc, int push)
x_push(nb);
xep -= nb;
cp = xcp;
memmove(xcp, xcp + nb, xep - xcp + 1); /* Copies the NUL */
x_adj_ok = 0; /* don't redraw */
xlp_valid = false;
@ -2332,7 +2331,7 @@ x_redraw(int limit)
x_displen = xx_cols - 2;
}
xlp_valid = false;
cp = x_lastcp();
x_lastcp();
x_zots(xbp);
if (xbp != xbuf || xep > xlp)
limit = xx_cols;