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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:37:10 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:37:10 +0000 |
commit | c9addba5cc770d2d231b34f6739f32c6be8690f1 (patch) | |
tree | c643da154a95a1d163137135050bb47858a1654e /man/man5/manpath.man5 | |
parent | Initial commit. (diff) | |
download | man-db-c9addba5cc770d2d231b34f6739f32c6be8690f1.tar.xz man-db-c9addba5cc770d2d231b34f6739f32c6be8690f1.zip |
Adding upstream version 2.12.0.upstream/2.12.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man/man5/manpath.man5')
-rw-r--r-- | man/man5/manpath.man5 | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/man/man5/manpath.man5 b/man/man5/manpath.man5 new file mode 100644 index 0000000..3250323 --- /dev/null +++ b/man/man5/manpath.man5 @@ -0,0 +1,247 @@ +.\" Man page for format of the manpath.config data file +.\" +.\" Copyright (C) 1994, 1995 Graeme W. Wilford. (Wilf.) +.\" Copyright (C) 2001-2019 Colin Watson. +.\" +.\" You may distribute under the terms of the GNU General Public +.\" License as specified in the file docs/COPYING.GPLv2 that comes with the +.\" man-db distribution. +.\" +.\" Sat Oct 29 13:09:31 GMT 1994 Wilf. (G.Wilford@ee.surrey.ac.uk) +.\" +.pc +.TH MANPATH 5 "%date%" "%version%" "%manpath_config_file%" +.SH NAME +manpath \- format of the %manpath_config_file% file +.SH DESCRIPTION +The manpath configuration file is used by the manual page utilities +to assess users' manpaths at run time, to indicate which manual page +hierarchies (manpaths) are to be treated as system hierarchies and to +assign them directories to be used for storing cat files. + +If the environment variable +.RB $ MANPATH +is already set, the information contained within %manpath_config_file% will +not override it. +.SH SEARCH PATH +By default, man-db examines the user's +.RB $ PATH . +For each +.I path_element +found there, +it adds +.I manpath_element +to the search path. + +If there is no +.B MANPATH_MAP +line in the configuration file for a given +.IR path_element , +then it adds all of +.IR path_element/../man , +.IR path_element/man , +.IR path_element/../share/man , +and +.IR path_element/share/man +that exist as directories to the search path. + +It then adds any +.B MANDATORY_MANPATH +entries from the configuration file to the search path. + +Finally, if the +.B \-\-systems +option is used or the +.RB $ SYSTEM +environment variable is set, then that should consist of a sequence of +operating system names separated by commas or colons. +This acts as a template, expanding the search path once more to allow access +to other operating systems' manual pages: for each system name, man-db looks +for that name as a subdirectory of each entry in the search path, and adds +it to the final search path if it exists. +A system name of +.B man +inserts the normal search path without subdirectories. +For example, if the search path would otherwise have been +.IR /usr/share/man:/usr/local/man , +and +.RB $ SYSTEM +is set to +.IR newOS:man , +then the final search path will be +.IR /usr/share/man/newOS:/usr/share/man:/usr/local/man/newOS:/usr/local/man . + +The +.RB $ MANPATH +environment variable overrides man-db's default manual page search paths. +Most users should not need to set it. +Its syntax is similar to the +.RB $ PATH +environment variable: it consists of a sequence of directory names separated +by colons. +It overrides the default search path described above. + +If the value of +.RB $ MANPATH +starts with a colon, then the default search path is added at its start. +If the value of +.RB $ MANPATH +ends with a colon, then the default search path is added at its end. +If the value of +.RB $ MANPATH +contains a double colon +.RB ( :: ), +then the default search path is inserted in the middle of the value, between +the two colons. +.SH FORMAT +The following field types are currently recognised: +.TP +.BI # \ comment +Blank lines or those beginning with a +.B # +will be treated as comments and ignored. +.TP +.BI MANDATORY_MANPATH \ manpath_element +Lines of this form indicate manpaths that every automatically generated +.RB $ MANPATH +should contain. +This will typically include +.IR /usr/man . +.TP +.BI MANPATH_MAP \ path_element\ manpath_element +Lines of this form set up +.RB $ PATH +to +.RB $ MANPATH +mappings. +For each +.I path_element +found in the user's +.RB $ PATH , +.I manpath_element +will be added to the +.RB $ MANPATH . +.TP +\fBMANDB_MAP \fImanpath_element \fR\|[\| \fIcatpath_element\fR \|] +Lines of this form indicate which manpaths are to be treated as system +manpaths, and optionally where their cat files should be stored. +This field type is particularly important if +.B man +is a setuid program, as (when in the system configuration file +%manpath_config_file% rather than the per-user configuration file .manpath) +it indicates which manual page hierarchies to access as the setuid user and +which as the invoking user. + +The system manual page hierarchies are usually those stored under +.I /usr +such as +.IR /usr/man , +.I /usr/local/man +and +.IR /usr/X11R6/man . + +If cat pages from a particular +.I manpath_element +are not to be stored or are to be stored in the traditional location, +.I catpath_element +may be omitted. + +Traditional cat placement would be impossible for read only mounted manual +page hierarchies and because of this it is possible to specify any valid +directory hierarchy for their storage. +To observe the +.B Linux FSSTND +the keyword +.B FSSTND +can be used in place of an actual directory. + +Unfortunately, it is necessary to specify +.B all +system man tree paths, including alternate operating system paths such as +.I /usr/man/sun +and any +.B NLS locale +paths such as +.IR /usr/man/de_DE.88591 . + +As the information is parsed line by line in the order written, it is +necessary for any manpath that is a sub-hierarchy of another hierarchy to be +listed first, otherwise an incorrect match will be made. +An example is that +.I /usr/man/de_DE.88591 +must come before +.IR /usr/man . +.TP +.BI DEFINE \ key\ value +Lines of this form define miscellaneous configuration variables; see the +default configuration file for those variables used by the manual pager +utilities. +They include default paths to various programs (such as +.I grep +and +.IR tbl ), +and default sets of arguments to those programs. +.TP +\fBSECTION\fR \fIsection\fR .\|.\|. +.RS +Lines of this form define the order in which manual sections should be +searched. +If there are no +.B SECTION +directives in the configuration file, the default is: +.PP +.RS +.nf +.if !'po4a'hide' SECTION 1 n l 8 3 0 2 3type 5 4 9 6 7 +.fi +.RE +.PP +If multiple +.B SECTION +directives are given, their section lists will be concatenated. +.PP +If a particular extension is not in this list (say, 1mh) it will be +displayed with the rest of the section it belongs to. +The effect of this is that you only need to explicitly list extensions if +you want to force a particular order. +Sections with extensions should usually be adjacent to their main section +(e.g. "1 1mh 8 ..."). +.PP +.B SECTIONS +is accepted as an alternative name for this directive. +.RE +.TP +.BI MINCATWIDTH \ width +If the terminal width is less than +.IR width , +cat pages will not be created (if missing) or displayed. +The default is 80. +.TP +.BI MAXCATWIDTH \ width +If the terminal width is greater than +.IR width , +cat pages will not be created (if missing) or displayed. +The default is 80. +.TP +.BI CATWIDTH \ width +If +.I width +is non-zero, cat pages will always be formatted for a terminal of the given +width, regardless of the width of the terminal actually being used. +This overrides +.B MINCATWIDTH +and +.BR MAXCATWIDTH . +.TP +.if !'po4a'hide' .B NOCACHE +This flag prevents +.BR %man% (1) +from creating cat pages automatically. +.SH BUGS +Unless the rules above are followed and observed precisely, the manual pager +utilities will not function as desired. +The rules are overly complicated. +.PP +.if !'po4a'hide' https://gitlab.com/man-db/man-db/-/issues +.br +.if !'po4a'hide' https://savannah.nongnu.org/bugs/?group=man-db |