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while we do not condone killing of cats, fix LP#1058815

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tg 2012-10-30 20:06:49 +00:00
parent 0ce7dcf856
commit f5ccc2feb3
1 changed files with 11 additions and 11 deletions
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22
funcs.c
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@ -38,7 +38,7 @@
#endif
#endif
__RCSID("$MirOS: src/bin/mksh/funcs.c,v 1.228 2012/10/21 21:55:03 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/funcs.c,v 1.229 2012/10/30 20:06:49 tg Exp $");
#if HAVE_KILLPG
/*
@ -3661,7 +3661,7 @@ c_realpath(const char **wp)
int
c_cat(const char **wp)
{
int fd = STDIN_FILENO, rv;
int fd = STDIN_FILENO, rv, eno;
ssize_t n, w;
const char *fn = "<stdin>";
char *buf, *cp;
@ -3692,24 +3692,24 @@ c_cat(const char **wp)
if (fn[0] == '-' && fn[1] == '\0')
fd = STDIN_FILENO;
else if ((fd = open(fn, O_RDONLY)) < 0) {
rv = errno;
bi_errorf("%s: %s", fn, strerror(rv));
eno = errno;
bi_errorf("%s: %s", fn, strerror(eno));
rv = 1;
continue;
}
}
while (/* CONSTCOND */ 1) {
n = blocking_read(fd, (cp = buf), MKSH_CAT_BUFSIZ);
eno = errno;
/* give the user a chance to ^C out */
intrcheck();
if (n == -1) {
if (errno == EINTR) {
/* give the user a chance to ^C out */
intrcheck();
if (eno == EINTR) {
/* interrupted, try again */
continue;
}
/* an error occured during reading */
rv = errno;
bi_errorf("%s: %s", fn, strerror(rv));
bi_errorf("%s: %s", fn, strerror(eno));
rv = 1;
break;
} else if (n == 0)
@ -3722,9 +3722,9 @@ c_cat(const char **wp)
/* interrupted, try again */
continue;
/* an error occured during writing */
rv = errno;
eno = errno;
bi_errorf("%s: %s", "<stdout>",
strerror(rv));
strerror(eno));
rv = 1;
if (fd != STDIN_FILENO)
close(fd);