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Top Forums Shell Programming and Scripting Value Too Great for Base Error, Explanation and Workout needed Post 302875465 by RudiC on Tuesday 19th of November 2013 02:52:08 PM
Old 11-19-2013
bash takes numerical input with leading zeroes to be octal values, hence 8 & 9 are too great. You can either strip the zeroes or indicate the base by e.g. a leading 10# . man bash:
Quote:
Constants with a leading 0 are interpreted as octal numbers. A leading 0x or 0X denotes hexadecimal. Otherwise, numbers take the
form [base#]n, where the optional base is a decimal number between 2 and 64 representing the arithmetic base, and n is a number in
that base. If base# is omitted, then base 10 is used. The digits greater than 9 are represented by the lowercase letters, the
uppercase letters, @, and _, in that order. If base is less than or equal to 36, lowercase and uppercase letters may be used inter‐
changeably to represent numbers between 10 and 35.
 

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strtoimax(3C)															     strtoimax(3C)

NAME
strtoimax(), strtoumax() - convert string to integer SYNOPSIS
DESCRIPTION
or converts the character string pointed to by str to or representation, respectively. The string is scanned up to the first character inconsistent with the base. Leading ``white-space'' characters (as defined by in ctype(3C)) are ignored. If no conversion can take place, zero is returned. If base is greater than or equal to 2 and less than or equal to 36, it is used as the base for conversion. After an optional leading sign, leading zeros are ignored, and or is ignored if base is 16. If base is zero, the string itself determines the base as follows: after an optional leading sign, a leading zero indicates octal conver- sion; a leading or indicates hexadecimal conversion. Otherwise, decimal conversion is used. If the value of ptr is not a pointer to the character terminating the scan is returned in the location pointed to by ptr. If no integer can be formed, the location pointed to by ptr is set to str, and zero is returned. RETURN VALUE
Upon successful completion, all functions return the converted value, if any. If the correct value would cause overflow: returns or (according to the sign of the value), and sets to returns and sets to For all other errors, zero is returned and is set to indicate the error. ERRORS
and fail and is set, if any of the following conditions are encountered: The value of base is not supported. The value to be returned would have caused overflow. AUTHOR
and were developed by HP. SEE ALSO
ctype(3C), strtod(3C), strtol(3C), scanf(3S), thread_safety(5). STANDARDS CONFORMANCE
strtoimax(3C)
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