Add -Z to disable compression - dedup - deduplicating backup program
HTML git clone git://bitreich.org/dedup/ git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrinws65d7roiv6bfj7d652fid.onion/dedup/
DIR Log
DIR Files
DIR Refs
DIR Tags
DIR README
DIR LICENSE
---
DIR commit 10be2e223fbcc4e05633db468d1807609348ebf7
DIR parent 13bf2f947a35134d17043151e3a07f7aa86155b1
HTML Author: sin <sin@2f30.org>
Date: Sun, 3 Mar 2019 13:29:58 +0000
Add -Z to disable compression
Diffstat:
M dedup.1 | 8 ++++++--
M dedup.c | 13 +++++++------
2 files changed, 13 insertions(+), 8 deletions(-)
---
DIR diff --git a/dedup.1 b/dedup.1
@@ -1,4 +1,4 @@
-.Dd March 02, 2019
+.Dd March 03, 2019
.Dt DEDUP 1
.Os
.Sh NAME
@@ -6,7 +6,7 @@
.Nd data deduplication program
.Sh SYNOPSIS
.Nm dedup
-.Op Fl cilv
+.Op Fl Zcilv
.Op Fl e Ar id
.Op Fl r Ar root
.Op Fl m Ar message
@@ -18,6 +18,10 @@ is a simple data deduplication program.
only handles a single file at a time, so using tar is advised.
.Sh OPTIONS
.Bl -tag -width "-r root"
+.It Fl Z
+Disable compression support for this repository. This flag
+can be used when initializing the repository. By default
+compression is enabled.
.It Fl c
Perform a consistency check on the deduplication storage.
.It Fl i
DIR diff --git a/dedup.c b/dedup.c
@@ -526,10 +526,7 @@ load_blk_hdr(void)
v = blk_hdr.flags >> COMPR_ENABLED_SHIFT;
v &= COMPR_ENABLED_MASK;
- if (v != compr_enabled)
- errx(1, "store is %s but dedup was invoked %s",
- v ? "compressed" : "not compressed",
- compr_enabled ? "with compression" : "without compression");
+ compr_enabled = v;
}
static void
@@ -628,7 +625,7 @@ term(void)
static void
usage(void)
{
- fprintf(stderr, "usage: %s [-cilv] [-e id] [-r root] [-m message] [file]\n", argv0);
+ fprintf(stderr, "usage: %s [-Zcilv] [-e id] [-r root] [-m message] [file]\n", argv0);
exit(1);
}
@@ -637,9 +634,13 @@ main(int argc, char *argv[])
{
uint8_t md[MDSIZE];
char *id = NULL, *root = NULL, *msg = NULL;
- int fd = -1, iflag = 0, lflag = 0, cflag = 0;
+ int iflag = 0, lflag = 0, cflag = 0;
+ int fd = -1;
ARGBEGIN {
+ case 'Z':
+ compr_enabled = 0;
+ break;
case 'c':
cflag = 1;
break;