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Made some code in option.h a bit safer

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This commit is contained in:
John Wiegley 2012-05-07 01:54:20 -05:00
parent 6a0daf634f
commit e5c4c20cbb
1 changed files with 1 additions and 1 deletions
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2
src/option.h
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@ -68,7 +68,7 @@ public:
option_t(const char * _name, const char _ch = '\0')
: name(_name), name_len(std::strlen(name)), ch(_ch),
handled(false), parent(NULL), value(),
wants_arg(name[name_len - 1] == '_') {
wants_arg(name_len > 0 ? name[name_len - 1] == '_' : false) {
DEBUG("option.names", "Option: " << name);
TRACE_CTOR(option_t, "const char *, const char");
}