Description:
This function
searches the string "str" to identify a sub-string containing a parenthesised expression and returns the
character positions of the opening and closing parentheses in the "f" and "l" arguments. Allowance is
made for nested parentheses. If a parenthesised expression was not found, then the returned value of
"f" will be greater than the returned value of "l".
Invocation
void chrFparx( const char
∗str, char oppar,
char clpar, size_t ∗f,
size_t ∗l )
Parameters :
str
Pointer to a null terminated string holding the string to be searched.
oppar
The opening parenthesis character.
clpar
The closing parenthesis character.
∗f
Returned holding the zero-based character position of the opening parenthesis.
∗l
Returned holding the zero-based character position of the closing parenthesis.
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