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authorEthan Sommer <e5ten.arch@gmail.com>2020-04-14 20:05:56 -0400
committerRob Landley <rob@landley.net>2020-04-14 23:11:57 -0500
commitf457a38ebd67c554f38e4dbfbd42a8e762759066 (patch)
tree09495ac2657ea0f51a514a4cd261c0af027f1346 /toys
parent97af31fd7a9e5b35b98d65e5d64ef00b5ff7d0b5 (diff)
downloadtoybox-f457a38ebd67c554f38e4dbfbd42a8e762759066.tar.gz
shred: fix -z flag check, switch to FLAG() macros.
Diffstat (limited to 'toys')
-rw-r--r--toys/other/shred.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/toys/other/shred.c b/toys/other/shred.c
index 1bac75c5..3911e249 100644
--- a/toys/other/shred.c
+++ b/toys/other/shred.c
@@ -37,7 +37,7 @@ void shred_main(void)
{
char **try;
- if (!(toys.optflags & FLAG_n)) TT.n++;
+ if (!FLAG(n)) TT.n++;
// We don't use loopfiles() here because "-" isn't stdin, and want to
// respond to files we can't open via chmod.
@@ -47,7 +47,7 @@ void shred_main(void)
int fd = open(*try, O_RDWR), iter = 0, throw;
// do -f chmod if necessary
- if (fd == -1 && (toys.optflags & FLAG_f)) {
+ if (fd == -1 && FLAG(f)) {
chmod(*try, 0600);
fd = open(*try, O_RDWR);
}
@@ -70,7 +70,7 @@ void shred_main(void)
if (pos >= len) {
pos = -1;
- if (++iter == TT.n && (toys.optargs && FLAG_z)) {
+ if (++iter == TT.n && FLAG(z)) {
memset(toybuf, 0, sizeof(toybuf));
continue;
}
@@ -88,14 +88,12 @@ void shred_main(void)
// Determine length, read random data if not zeroing, write.
throw = sizeof(toybuf);
- if (toys.optflags & FLAG_x)
- if (len-pos < throw) throw = len-pos;
+ if (FLAG(x) && len-pos < throw) throw = len-pos;
if (iter != TT.n) xgetrandom(toybuf, throw, 0);
if (throw != writeall(fd, toybuf, throw)) perror_msg_raw(*try);
pos += throw;
}
- if (toys.optflags & FLAG_u)
- if (unlink(*try)) perror_msg("unlink '%s'", *try);
+ if (FLAG(u) && unlink(*try)) perror_msg("unlink '%s'", *try);
}
}