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author | russell <russell@f38db490-d61c-443f-a65b-d21fe96a405b> | 2008-03-28 22:50:46 +0000 |
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committer | russell <russell@f38db490-d61c-443f-a65b-d21fe96a405b> | 2008-03-28 22:50:46 +0000 |
commit | ac86bfbc5585889c7f4965fec717e96a9c7a2845 (patch) | |
tree | 27d037081f39ba34ef502014db779c90433e7d6c /doc | |
parent | bb6aa422ad02b4908c4eda336288911e1de6b4aa (diff) |
Make some notes about common usage of pbx_builtin_getvar_helper() that is not
thread-safe.
git-svn-id: http://svn.digium.com/svn/asterisk/trunk@111909 f38db490-d61c-443f-a65b-d21fe96a405b
Diffstat (limited to 'doc')
-rw-r--r-- | doc/janitor-projects.txt | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/doc/janitor-projects.txt b/doc/janitor-projects.txt index 9d89ef18c..b111204f0 100644 --- a/doc/janitor-projects.txt +++ b/doc/janitor-projects.txt @@ -1,3 +1,15 @@ + -- There a bunch of places where the result of pbx_builtin_getvar_helper() + gets stored and used. This is not threadsafe. This code should be replaced + with the following thread-safe version: + + const char *var; + + ast_channel_lock(chan); + if ((var = pbx_builtin_getvar_helper(chan, "MYVAR"))) { + var = ast_strdupa(var); + } + ast_channel_unlock(chan); + -- Convert all existing uses of astobj.h to astobj2.h -- (chan_sip already in progress in a branch) |