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2008-10-02 Joel Sherrill <joel.sherrill@oarcorp.com>

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* libmisc/shell/utils-cp.c: Do not put a 64K buffer on the stack.
This commit is contained in:
Joel Sherrill
2008-10-02 21:31:54 +00:00
parent b28b126b20
commit 9a79f1b42c
2 changed files with 9 additions and 2 deletions
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7
cpukit/libmisc/shell/utils-cp.c
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@@ -69,6 +69,9 @@ __RCSID("$NetBSD: utils.c,v 1.29 2005/10/15 18:22:18 christos Exp $");
#define cp_pct(x, y) ((y == 0) ? 0 : (int)(100.0 * (x) / (y)))
/* original was MAXBSIZE which results in 64K on the stack */
#define MAX_READ 1024
int
set_utimes(const char *file, struct stat *fs)
{
@@ -87,7 +90,7 @@ set_utimes(const char *file, struct stat *fs)
int
copy_file(rtems_shell_cp_globals* cp_globals, FTSENT *entp, int dne)
{
static char buf[MAXBSIZE];
static char buf[MAX_READ];
struct stat *fs;
ssize_t wcount;
size_t wresid;
@@ -204,7 +207,7 @@ copy_file(rtems_shell_cp_globals* cp_globals, FTSENT *entp, int dne)
#endif
{
wtotal = 0;
while ((rcount = read(from_fd, buf, MAXBSIZE)) > 0) {
while ((rcount = read(from_fd, buf, MAX_READ)) > 0) {
for (bufp = buf, wresid = rcount; ;
bufp += wcount, wresid -= wcount) {
wcount = write(to_fd, bufp, wresid);