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Add f_sprintf() and f_vsprintf() to go along with previously added

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f_snprintf() and f_vsnprintf() (size-constraint) functions.
This commit is contained in:
Devin Teske 2013-11-07 10:47:12 +00:00
parent 62c7db8a8a
commit 0efb8b7a98
1 changed files with 22 additions and 0 deletions
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22
usr.sbin/bsdconfig/share/strings.subr
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@ -77,6 +77,18 @@ f_snprintf()
}'\' \)
}
# f_sprintf $var_to_set $format [$arguments ...]
#
# Similar to sprintf(3), write a string into $var_to_set using printf(1) syntax
# (`$format [$arguments ...]').
#
f_sprintf()
{
local __var_to_set="$1"
shift 1 # var_to_set
eval "$__var_to_set"=\$\( printf -- \"\$@\" \)
}
# f_vsnprintf $var_to_set $size $format $format_args
#
# Similar to vsnprintf(3), write at most $size number of bytes into $var_to_set
@ -112,6 +124,16 @@ f_vsnprintf()
eval f_snprintf \"\$1\" \"\$2\" \"\$3\" $4
}
# f_vsprintf $var_to_set $format $format_args
#
# Similar to vsprintf(3), write a string into $var_to_set using printf(1)
# syntax (`$format $format_args').
#
f_vsprintf()
{
eval f_sprintf \"\$1\" \"\$2\" $3
}
# f_longest_line_length
#
# Simple wrapper to an awk(1) script to print the length of the longest line of