annotate MULTI @ 709:abd99ecd7ec2

use an empty writebuf rather than a NULL one
author Matt Johnston <matt@ucc.asn.au>
date Wed, 20 Mar 2013 22:31:07 +0800
parents 9597c2e3b9d4
children 93e04b9ff676
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
1 Multi-binary compilation
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
2 ========================
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
3
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
4 To compile for systems without much space (floppy distributions etc), you
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
5 can create a single binary. This will save disk space by avoiding repeated
72
9597c2e3b9d4 Some doc changes
Matt Johnston <matt@ucc.asn.au>
parents: 4
diff changeset
6 code between the various parts.
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
7 If you are familiar with "busybox", it's the same principle.
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
8
72
9597c2e3b9d4 Some doc changes
Matt Johnston <matt@ucc.asn.au>
parents: 4
diff changeset
9 To compile the multi-binary, first "make clean" (if you've compiled
9597c2e3b9d4 Some doc changes
Matt Johnston <matt@ucc.asn.au>
parents: 4
diff changeset
10 previously), then
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
11
72
9597c2e3b9d4 Some doc changes
Matt Johnston <matt@ucc.asn.au>
parents: 4
diff changeset
12 make PROGRAMS="programs you want here" MULTI=1
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
13
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
14 To use the binary, symlink it from the desired executable:
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
15
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
16 ln -s dropbearmulti dropbear
72
9597c2e3b9d4 Some doc changes
Matt Johnston <matt@ucc.asn.au>
parents: 4
diff changeset
17 ln -s dropbearmulti dbclient
9597c2e3b9d4 Some doc changes
Matt Johnston <matt@ucc.asn.au>
parents: 4
diff changeset
18 etc
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
19
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
20 then execute as normal:
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
21
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
22 ./dropbear <options here>
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
23
72
9597c2e3b9d4 Some doc changes
Matt Johnston <matt@ucc.asn.au>
parents: 4
diff changeset
24 "make install" doesn't currently work for multi-binary configuration, though
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
25 in most situations where it is being used, the target and build systems will
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
26 differ.