319 lines
6.7 KiB
Text
319 lines
6.7 KiB
Text
LC_ALL=C
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LC_NUMERIC=C
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# these should output error messages -- the format is required
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printf
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printf --
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# these should output nothing
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printf ""
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printf -- ""
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# in the future this may mean to put the output into VAR, but for
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# now it is an error
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# 2005-03-15 no longer an error
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unset var
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printf -v var "%10d" $RANDOM
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echo ${#var}
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# this should expand escape sequences in the format string, nothing else
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printf "\tone\n"
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# this should not cut off output after the \c
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printf "one\ctwo\n"
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# and unrecognized backslash escapes should have the backslash preserverd
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printf "4\.2\n"
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printf "no newline " ; printf "now newline\n"
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# %% -> %
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printf "%%\n"
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# this was a bug caused by pre-processing the string for backslash escapes
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# before doing the `%' format processing -- all versions before bash-2.04
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printf "\045" ; echo
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printf "\045d\n"
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# simple character output
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printf "%c\n" ABCD
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# test simple string output
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printf "%s\n" unquoted
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# test quoted string output
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printf "%s %q\n" unquoted quoted
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printf "%s%10q\n" unquoted quoted
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printf "%q\n" 'this&that'
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# make sure the format string is reused to use up arguments
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printf "%d " 1 2 3 4 5; printf "\n"
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# make sure that extra format characters get null arguments
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printf "%s %d %d %d\n" onestring
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printf "%s %d %u %4.2f\n" onestring
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printf -- "--%s %s--\n" 4.2 ''
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printf -- "--%s %s--\n" 4.2
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# test %b escapes
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# 8 is a non-octal digit, so the `81' should be output
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printf -- "--%b--\n" '\n\081'
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printf -- "--%b--\n" '\t\0101'
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printf -- "--%b--\n" '\t\101'
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# these should all display `A7'
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echo -e "\01017"
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echo -e "\x417"
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printf "%b\n" '\01017'
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printf "%b\n" '\1017'
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printf "%b\n" '\x417'
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printf -- "--%b--\n" '\"abcd\"'
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printf -- "--%b--\n" "\'abcd\'"
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printf -- "--%b--\n" 'a\\x'
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printf -- "--%b--\n" '\x'
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Z1=$(printf -- "%b\n" '\a\b\e\f\r\v')
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Z2=$'\a\b\e\f\r\v'
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if [ "$Z1" != "$Z2" ]; then
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echo "whoops: printf %b and $'' differ" >&2
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fi
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unset Z1 Z2
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printf -- "--%b--\n" ''
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printf -- "--%b--\n"
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# the stuff following the \c should be ignored, as well as the rest
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# of the format string
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printf -- "--%b--\n" '4.2\c5.4\n'; printf "\n"
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# unrecognized escape sequences should by displayed unchanged
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printf -- "--%b--\n" '4\.2'
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# a bare \ should not be processed as an escape sequence
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printf -- "--%b--\n" '\'
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# make sure extra arguments are ignored if the format string doesn't
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# actually use them
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printf "\n" 4.4 BSD
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printf " " 4.4 BSD ; printf "\n"
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# make sure that a fieldwidth and precision of `*' are handled right
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printf "%10.8s\n" 4.4BSD
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printf "%*.*s\n" 10 8 4.4BSD
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printf "%10.8q\n" 4.4BSD
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printf "%*.*q\n" 10 8 4.4BSD
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printf "%6b\n" 4.4BSD
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printf "%*b\n" 6 4.4BSD
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# we handle this crap with homemade code in printf.def
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printf "%10b\n" 4.4BSD
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printf -- "--%-10b--\n" 4.4BSD
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printf "%4.2b\n" 4.4BSD
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printf "%.3b\n" 4.4BSD
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printf -- "--%-8b--\n" 4.4BSD
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# test numeric conversions -- these four lines should echo identically
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printf "%d %u %i 0%o 0x%x 0x%X\n" 255 255 255 255 255 255
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printf "%d %u %i %#o %#x %#X\n" 255 255 255 255 255 255
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printf "%ld %lu %li 0%o 0x%x 0x%X\n" 255 255 255 255 255 255
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printf "%ld %lu %li %#o %#x %#X\n" 255 255 255 255 255 255
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printf "%10d\n" 42
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printf "%10d\n" -42
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printf "%*d\n" 10 42
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printf "%*d\n" 10 -42
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# test some simple floating point formats
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printf "%4.2f\n" 4.2
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printf "%#4.2f\n" 4.2
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printf "%#4.1f\n" 4.2
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printf "%*.*f\n" 4 2 4.2
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printf "%#*.*f\n" 4 2 4.2
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printf "%#*.*f\n" 4 1 4.2
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printf "%E\n" 4.2
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printf "%e\n" 4.2
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printf "%6.1E\n" 4.2
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printf "%6.1e\n" 4.2
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printf "%G\n" 4.2
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printf "%g\n" 4.2
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printf "%6.2G\n" 4.2
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printf "%6.2g\n" 4.2
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# test some of the more esoteric features of POSIX.1 printf
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printf "%d\n" "'string'"
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printf "%d\n" '"string"'
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printf "%#o\n" "'string'"
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printf "%#o\n" '"string"'
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printf "%#x\n" "'string'"
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printf "%#X\n" '"string"'
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printf "%6.2f\n" "'string'"
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printf "%6.2f\n" '"string"'
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# output from these two lines had better be the same
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printf -- "--%6.4s--\n" abcdefghijklmnopqrstuvwxyz
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printf -- "--%6.4b--\n" abcdefghijklmnopqrstuvwxyz
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# and these two also
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printf -- "--%12.10s--\n" abcdefghijklmnopqrstuvwxyz
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printf -- "--%12.10b--\n" abcdefghijklmnopqrstuvwxyz
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# tests for translating \' to ' and \\ to \
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# printf translates \' to ' in the format string...
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printf "\'abcd\'\n"
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# but not when the %b format specification is used
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printf "%b\n" \\\'abcd\\\'
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# but both translate \\ to \
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printf '\\abcd\\\n'
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printf "%b\n" '\\abcd\\'
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# this was reported as a bug in bash-2.03
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# these three lines should all echo `26'
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printf "%d\n" 0x1a
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printf "%d\n" 032
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printf "%d\n" 26
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# error messages
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# this should be an overflow, but error messages vary between systems
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# printf "%lu\n" 4294967296
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# ...but we cannot use this because some systems (SunOS4, for example),
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# happily ignore overflow conditions in strtol(3)
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#printf "%ld\n" 4294967296
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printf "%10"
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printf "ab%Mcd\n"
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# this caused an infinite loop in older versions of printf
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printf "%y" 0
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# these should print a warning and `0', according to POSIX.2
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printf "%d\n" GNU
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printf "%o\n" GNU
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# failures in all bash versions through bash-2.05
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printf "%.0s" foo
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printf "%.*s" 0 foo
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printf '%.0b-%.0s\n' foo bar
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printf '(%*b)(%*s)\n' -4 foo -4 bar
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format='%'`printf '%0100384d' 0`'d\n'
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printf $format 0
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# failures in all bash versions through bash-3.0 - undercounted characters
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unset vv
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printf " %s %s %s \n%n" ab cd ef vv
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echo "$vv"
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# this doesn't work with printf(3) on all systems
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#printf "%'s\n" foo
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# test cases from an austin-group list discussion
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# prints ^G as an extension
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printf '%b\n' '\7'
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# prints ^G
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printf '%b\n' '\0007'
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# prints NUL then 7
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printf '\0007\n'
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# prints no more than two hex digits
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printf '\x07e\n'
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# additional backslash escapes
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printf '\"\?\n'
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# failures with decimal precisions until after bash-3.1
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printf '%0.5d\n' 1
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printf '%05d\n' 1
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printf '%5d\n' 1
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printf '%0d\n' 1
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# failures with various floating point formats and 0 after bash-3.2
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printf "%G\n" 0
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printf "%g\n" 0
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printf "%4.2G\n" 0
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printf "%4.2g\n" 0
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printf "%G\n" 4
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printf "%g\n" 4
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printf "%4.2G\n" 4
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printf "%4.2g\n" 4
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printf "%F\n" 0
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printf "%f\n" 0
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printf "%4.2F\n" 0
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printf "%4.2f\n" 0
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printf "%F\n" 4
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printf "%f\n" 4
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printf "%4.2F\n" 4
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printf "%4.2f\n" 4
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printf "%E\n" 0
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printf "%e\n" 0
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printf "%4.2E\n" 0
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printf "%4.2e\n" 0
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printf "%E\n" 4
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printf "%e\n" 4
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printf "%4.2E\n" 4
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printf "%4.2e\n" 4
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printf "%08X\n" 2604292517
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# make sure these format specifiers all output '' for empty string arguments
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echo q
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printf "%q\n" ""
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printf "%q\n"
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echo s
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printf "%s\n" ''
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printf "%s\n"
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echo b
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printf "%b\n" ''
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printf "%b\n"
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# bug in bash versions up to and including bash-3.2
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v=yyy
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printf -v var "%s" '/current/working/directory/*.@(m3|i3|ig|mg)'
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shopt -s nullglob extglob
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echo "x$(printf "%b" @(hugo))x"
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printf -v var "%b" @(hugo); echo "x${var}x"
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# tests variable assignment with -v
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${THIS_SH} ./printf1.sub
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${THIS_SH} ./printf2.sub
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${THIS_SH} ./printf3.sub
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${THIS_SH} ./printf4.sub
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