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Annotation of 43BSDReno/share/doc/ucs/spms/pdiff.n, revision 1.1.1.1

1.1       root        1: .TH PDIFF 1P "22 June 1983"
                      2: .UC 4
                      3: .SH NAME
                      4: pdiff \- differential project comparator
                      5: .SH SYNOPSIS
                      6: .B pdiff
                      7: [\fB\-rx\fR] [\fB\-T \fRtypexpr] [diff options] projectname1 projectname2
                      8: .PP
                      9: .B pdiff
                     10: [\fB\-x\fR] [diff options] pdirname1 pdirname2
                     11: .PP
                     12: .B pdiff
                     13: [\fB\-x\fR] [diff options] file1 file2
                     14: .SH DESCRIPTION
                     15: .I Pdiff
                     16: compares files in projects using the
                     17: .I diff
                     18: command.
                     19: .I Diff
                     20: tells what lines must be changed in the files to bring them into agreement.
                     21: Except in rare circumstances, it finds a smallest sufficient set of file
                     22: differences.
                     23: .PP
                     24: If both arguments are projects,
                     25: .I pdiff
                     26: sorts the project directories in each project by name,
                     27: and then runs
                     28: .I diff
                     29: on the contents of common directories. Binary files that differ,
                     30: common subdirectories, and files that appear in only one directory are
                     31: listed.
                     32: .PP
                     33: If
                     34: .I pdirname1
                     35: is a project, then a project directory in that project with the same name as
                     36: .I pdirname2
                     37: is used (and vice versa).
                     38: .PP
                     39: If
                     40: .I file1
                     41: is a project, then a file in that project with the same name as
                     42: .I file2,
                     43: residing in a project directory with the same name as the current working
                     44: project directory, is used (and vice versa).
                     45: .SH OPTIONS
                     46: .IP \fB\-r\fR
                     47: Apply
                     48: .I pdiff
                     49: recursively to common subprojects.
                     50: .IP \fB\-x\fR
                     51: Trace and print
                     52: .I diff
                     53: commands, but do not execute.
                     54: .IP "\fB\-T \fItypexpr\fR"
                     55: Only compare project directories corresponding to
                     56: boolean type label expression,
                     57: .I typexpr.
                     58: .SH "SEE ALSO"
                     59: diff(1)
                     60: .SH DIAGNOSTICS
                     61: The error message ``pdiff: don't know which project directory to use in
                     62: \fIprojectname\fR'' indicates that the file or directory that is being
                     63: compared against
                     64: .I projectname
                     65: is not part of the current working project.
                     66: .PP
                     67: Exit status is 0 for no differences, 1 for some, 2 for trouble.
                     68: .SH AUTHOR
                     69: Peter J. Nicklin

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