document a nice technique to exit from a block in case of errors.
git-svn-id: http://svn.digium.com/svn/asterisk/trunk@91951 f38db490-d61c-443f-a65b-d21fe96a405b
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@ -1153,6 +1153,11 @@ static struct ast_config *config_text_file_load(const char *database, const char
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for (i=0; i<globbuf.gl_pathc; i++) {
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ast_copy_string(fn, globbuf.gl_pathv[i], sizeof(fn));
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#endif
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/*
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* The following is not a loop, but just a convenient way to define a block
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* (using do { } while(0) ), and be able to exit from it with 'continue'
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* or 'break' in case of errors. Nice trick.
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*/
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do {
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if (stat(fn, &statbuf))
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continue;
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