version 1.6, 2011/06/22 10:36:36 |
version 1.13, 2011/07/11 21:56:06 |
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.Nd index UNIX manuals |
.Nd index UNIX manuals |
.Sh SYNOPSIS |
.Sh SYNOPSIS |
.Nm |
.Nm |
.Op Fl v |
.Op Fl ruv |
.Op Fl d Ar dir |
.Op Fl d Ar dir |
.Ar |
.Ar |
.Sh DESCRIPTION |
.Sh DESCRIPTION |
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.Xr man 7 |
.Xr man 7 |
.Ux |
.Ux |
manual format. |
manual format. |
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.It Fl r |
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Remove entries. |
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This will remove the index and keyword references. |
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If the record is not found, it is ignored. |
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.It Fl u |
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Update the record. |
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This will first remove the record (as in |
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.Fl r ) |
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then re-add it. |
.It Fl v |
.It Fl v |
Verbose output. |
Verbose output. |
If specified once, prints the name of each indexed file. |
If specified once, prints the name of each indexed file. |
Line 50 If twice, prints keywords for each file. |
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Line 59 If twice, prints keywords for each file. |
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.Pp |
.Pp |
By default, |
By default, |
.Nm |
.Nm |
constructs the |
constructs a new |
.Sx Index Database |
.Sx Index Database |
and |
and |
.Sx Keyword Database |
.Sx Keyword Database |
in the current working directory. |
in the current working directory. |
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Existing databases are truncated. |
.Pp |
.Pp |
If fatal parse errors are encountered, the offending file is printed to |
If fatal parse errors are encountered, the offending file is printed to |
stderr, omitted from the index, and the parse continues with the next |
stderr, omitted from the index, and the parse continues with the next |
Line 114 An author as given in the AUTHORS section. |
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Line 124 An author as given in the AUTHORS section. |
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A configuration as given in the SYNOPSIS section. |
A configuration as given in the SYNOPSIS section. |
.It Li 0x100 |
.It Li 0x100 |
Free-form descriptive text as given in the NAME section. |
Free-form descriptive text as given in the NAME section. |
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.It Li 0x200 |
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Cross-links between manuals. |
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Listed as the link name, then a period, then the link section. |
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If the link has no section, the period terminates the string. |
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.It Li 0x400 |
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Path reference as given in the FILES section. |
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.It Li 0x800 |
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Environment variable as given in the ENVIRONMENT section. |
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.It Li 0x1000 |
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Error codes as given in the ERRORS section. |
.El |
.El |
.Pp |
.Pp |
The last four bytes are a host-ordered record number within the |
The last four bytes are a host-ordered record number within the |
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.Nm |
.Nm |
utility is |
utility is |
.Ud |
.Ud |
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.Sh IMPLEMENTATION NOTES |
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The time to construct a new database pair grows linearly with the |
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number of keywords in the input. |
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However, removing or updating entries with |
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.Fl r |
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or |
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.Fl u , |
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respectively, grows as a multiple of the index length and input size. |
.Sh FILES |
.Sh FILES |
.Bl -tag -width Ds |
.Bl -tag -width Ds |
.It Pa mandoc.db |
.It Pa mandoc.db |
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.Xr btree 3 |
.Xr btree 3 |
keyword database mapping keywords to a type and file reference in |
keyword database mapping keywords to a type and file reference in |
.Pa mandoc.index . |
.Pa mandoc.index . |
.It Pa mandoc.db~ |
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Working copy of |
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.Pa mandoc.db . |
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.It Pa mandoc.index |
.It Pa mandoc.index |
A |
A |
.Xr recno 3 |
.Xr recno 3 |
database of indexed file-names. |
database of indexed file-names. |
.It Pa mandoc.index~ |
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Working copy of |
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.Pa mandoc.index . |
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.El |
.El |
.Sh EXIT STATUS |
.Sh EXIT STATUS |
.Ex -std |
The |
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.Nm |
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utility exits with one of the following values: |
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.Pp |
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.Bl -tag -width Ds -compact |
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.It 0 |
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No errors occurred. |
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.It 5 |
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Invalid command line arguments were specified. |
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No input files have been read. |
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.It 6 |
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An operating system error occurred, for example memory exhaustion or an |
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error accessing input files. |
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Such errors cause |
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.Nm |
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to exit at once, possibly in the middle of parsing or formatting a file. |
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The output databases are corrupt and should be removed . |
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.El |
.Sh SEE ALSO |
.Sh SEE ALSO |
.Xr mandoc 1 |
.Xr mandoc 1 |
.Sh AUTHORS |
.Sh AUTHORS |