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Annotation of 43BSDTahoe/man/man5/ar.5, revision 1.1.1.1

1.1       root        1: .\"    @(#)ar.5        6.1 (Berkeley) 5/15/85
                      2: .\"
                      3: .TH AR 5  "May 15, 1985"
                      4: .AT 3
                      5: .SH NAME
                      6: ar \- archive (library) file format
                      7: .SH SYNOPSIS
                      8: .B #include <ar.h>
                      9: .SH DESCRIPTION
                     10: .PP
                     11: The archive command
                     12: .I ar
                     13: combines several files into one.
                     14: Archives are used mainly as libraries to be searched by the link-editor
                     15: .I ld.
                     16: .PP
                     17: A file produced by
                     18: .I ar
                     19: has a magic string at the start,
                     20: followed by the constituent files, each preceded by a file header.
                     21: The magic number and header layout as described in the include file are:
                     22: .RS
                     23: .PP
                     24: .nf
                     25: .ta \w'#define 'u +\w'SARMAG 'u
                     26: .ec %
                     27: .so /usr/include/ar.h
                     28: .ec \
                     29: .fi
                     30: .RE
                     31: .LP
                     32: The name is a blank-padded string.
                     33: The
                     34: .I ar_fmag
                     35: field contains ARFMAG to help verify the presence of a header.
                     36: The other fields are left-adjusted, blank-padded numbers.
                     37: They are decimal except for
                     38: .IR ar_mode ,
                     39: which is octal.
                     40: The date is the modification date of the file
                     41: at the time of its insertion into the archive.
                     42: .PP
                     43: Each file begins on a even (0 mod 2) boundary;
                     44: a new-line is inserted between files if necessary.
                     45: Nevertheless the size given reflects the
                     46: actual size of the file exclusive of padding.
                     47: .PP
                     48: There is no provision for empty areas in an archive file.
                     49: .PP
                     50: The encoding of the header is portable across machines.
                     51: If an archive contains printable files, the archive itself is printable.
                     52: .SH "SEE ALSO"
                     53: ar(1), ld(1), nm(1)
                     54: .SH BUGS
                     55: File names lose trailing blanks.
                     56: Most software dealing with archives takes even
                     57: an included blank as a name terminator.

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