Fix setptr to work in an 'if' clause & improve documentation
commit736c398467cc0e19f5c688d0a9b07fab88f8af92
authorNick Treleaven <nick.treleaven@btinternet.com>
Tue, 15 Nov 2011 13:19:27 +0000 (15 13:19 +0000)
committerNick Treleaven <nick.treleaven@btinternet.com>
Tue, 15 Nov 2011 13:50:28 +0000 (15 13:50 +0000)
treee4f23d5fc9c56544a53a67bbeefcc10dc9b815b8
parent2e56a84b2ad1d01df2178fdc6cd5d2e43952ae77
Fix setptr to work in an 'if' clause & improve documentation

Use do {...} while (0) instead of {...}.
Document the order of events and purpose of setptr properly.
src/utils.h