NAME

       cif_diff - parse two CIF files and compare their content

SYNOPSIS

       cif_diff --options input1.cif input2.cif

DESCRIPTION

       Parse two CIF files and compare their content

OPTIONS

       -t, --tags
                         Whitespace- or comma-separated list of tags to compare.
                         When present, only tags enumerated with this option are
                         compared.

       -a, --add-tag
                         Add a tag to the list of compared tags.

       -c, --clear-tags
                         Clear the list of compared tags.

       -f, --file-with-tags
                         Specify a file with tags to be compared.

       --compare-all-tags
                         Compare all tags present in the compared files (default).

       --no-compare, --exclude
                         Whitespace- or comma-separated list of tags not to compare.
                         When present, enumerated tags will be excluded from the
                         comparison.

       --compare-datablock-names

       --dont-compare-datablock-names
                         Also compare the names of CIF data blocks. Default: on.

       --compare-numeric _cell_length_a
                         Force numeric comparison for given tag.

       --compare-string _cell_length_a
                         Force string comparison for given tag.

       --ignore-empty-values
                         Ignore tags with empty values.

       --no-ignore-empty-values

       --dont-ignore-empty-values
                         Take tags with empty values into comparison (default).

       --no-left
                         Do not print tags present in the left file only.
                         Similar to 'comm -1'.

       --no-right
                         Do not print tags present in the right file only.
                         Similar to 'comm -2'.

       --no-common
                         Do not print tags with the same values in both files.

       --folding-width 72
                         Specify the length of the longest unfolded line.

       --fold-long-fields

       --dont-fold-long-fields
                         Fold fields, longer than folding width. Default: on.

       -L, -u
                         Ignored options. Used to make this script usable
                         as --diff-cmd for 'svn diff'.

       --use-perl-parser
                         Use Perl parser to parse CIF files.

       --use-c-parser
                         Use C parser to parse CIF files (default).

       --help, --usage
                         Output a short usage message (this message) and exit.

       --version
                         Output version information and exit.

REPORTING BUGS

       Report cif_diff bugs using e-mail: cod-bugs@ibt.lt

                                                                                      CIF_DIFF(1)