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Clean up and ensure proper usage of alloca()

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This replaces all calls to alloca() with ast_alloca() which calls gcc's
__builtin_alloca() to avoid BSD semantics and removes all NULL checks
on memory allocated via ast_alloca() and ast_strdupa().

(closes issue ASTERISK-20125)
Review: https://reviewboard.asterisk.org/r/2032/
Patch-by: Walter Doekes (wdoekes)
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Merged revisions 370642 from http://svn.asterisk.org/svn/asterisk/branches/1.8
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Merged revisions 370643 from http://svn.asterisk.org/svn/asterisk/branches/10


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@370655 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kinsey Moore
2012-07-31 20:21:43 +00:00
parent 6c23a60f80
commit 9b16c8b0f6
64 changed files with 317 additions and 399 deletions
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2
res/ael/pval.c
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@@ -2902,7 +2902,7 @@ void ael2_semantic_check(pval *item, int *arg_errs, int *arg_warns, int *arg_not
if (!item)
return; /* don't check an empty tree */
#ifdef AAL_ARGCHECK
rfilename = alloca(10 + strlen(ast_config_AST_VAR_DIR));
rfilename = ast_alloca(10 + strlen(ast_config_AST_VAR_DIR));
sprintf(rfilename, "%s/applist", ast_config_AST_VAR_DIR);
apps = argdesc_parse(rfilename, &argapp_errs); /* giveth */