diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/guix.texi | 70 |
1 files changed, 59 insertions, 11 deletions
diff --git a/doc/guix.texi b/doc/guix.texi index 46d9e77fe6..a47d37667e 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -2503,8 +2503,12 @@ The name of the package, as a string. The version of the package, as a string. @item @code{source} -An origin object telling how the source code for the package should be -acquired (@pxref{origin Reference}). +An object telling how the source code for the package should be +acquired. Most of the time, this is an @code{origin} object, which +denotes a file fetched from the Internet (@pxref{origin Reference}). It +can also be any other ``file-like'' object such as a @code{local-file}, +which denotes a file from the local file system (@pxref{G-Expressions, +@code{local-file}}). @item @code{build-system} The build system that should be used to build the package (@pxref{Build @@ -2557,7 +2561,7 @@ one @i{via} its @code{Requires} field. Another example where @code{propagated-inputs} is useful is for languages that lack a facility to record the run-time search path akin to the -@code{RUNPATH}of ELF files; this includes Guile, Python, Perl, GHC, and +@code{RUNPATH} of ELF files; this includes Guile, Python, Perl, GHC, and more. To ensure that libraries written in those languages can find library code they depend on at run time, run-time dependencies must be listed in @code{propagated-inputs} rather than @code{inputs}. @@ -3498,7 +3502,7 @@ resulting text file refers to; it defaults to the empty list. @end deffn @deffn {Monadic Procedure} interned-file @var{file} [@var{name}] @ - [#:recursive? #t] + [#:recursive? #t] [#:select? (const #t)] Return the name of @var{file} once interned in the store. Use @var{name} as its store name, or the basename of @var{file} if @var{name} is omitted. @@ -3507,6 +3511,11 @@ When @var{recursive?} is true, the contents of @var{file} are added recursively; if @var{file} designates a flat file and @var{recursive?} is true, its contents are added, and its permission bits are kept. +When @var{recursive?} is true, call @code{(@var{select?} @var{file} +@var{stat})} for each directory entry, where @var{file} is the entry's +absolute file name and @var{stat} is the result of @code{lstat}; exclude +entries for which @var{select?} does not return true. + The example below adds a file to the store, under two different names: @example @@ -3795,7 +3804,7 @@ does not have any effect on what the G-expression does. content is directly passed as a string. @deffn {Scheme Procedure} local-file @var{file} [@var{name}] @ - [#:recursive? #f] + [#:recursive? #f] [#:select? (const #t)] Return an object representing local file @var{file} to add to the store; this object can be used in a gexp. If @var{file} is a relative file name, it is looked up relative to the source file where this form appears. @var{file} will be added to @@ -3805,6 +3814,11 @@ When @var{recursive?} is true, the contents of @var{file} are added recursively; designates a flat file and @var{recursive?} is true, its contents are added, and its permission bits are kept. +When @var{recursive?} is true, call @code{(@var{select?} @var{file} +@var{stat})} for each directory entry, where @var{file} is the entry's +absolute file name and @var{stat} is the result of @code{lstat}; exclude +entries for which @var{select?} does not return true. + This is the declarative counterpart of the @code{interned-file} monadic procedure (@pxref{The Store Monad, @code{interned-file}}). @end deffn @@ -3898,7 +3912,7 @@ like this: @end example In this example, the resulting @file{/gnu/store/@dots{}-profile.sh} file -will references @var{coreutils}, @var{grep}, and @var{sed}, thereby +will reference @var{coreutils}, @var{grep}, and @var{sed}, thereby preventing them from being garbage-collected during its lifetime. @end deffn @@ -3999,7 +4013,7 @@ for among the GNU distribution modules (@pxref{Package Modules}). Alternatively, the @code{--expression} option may be used to specify a Scheme expression that evaluates to a package; this is useful when -disambiguation among several same-named packages or package variants is +disambiguating among several same-named packages or package variants is needed. There may be zero or more @var{options}. The available options are @@ -4031,7 +4045,7 @@ the command-line tools. @item --keep-failed @itemx -K -Keep the build tree of failed builds. Thus, if a build fail, its build +Keep the build tree of failed builds. Thus, if a build fails, its build tree is kept under @file{/tmp}, in a directory whose name is shown at the end of the build log. This is useful when debugging build issues. @@ -4545,7 +4559,9 @@ Import metadata from the @uref{https://pypi.python.org/, Python Package Index}@footnote{This functionality requires Guile-JSON to be installed. @xref{Requirements}.}. Information is taken from the JSON-formatted description available at @code{pypi.python.org} and usually includes all -the relevant information, including package dependencies. +the relevant information, including package dependencies. For maximum +efficiency, it is recommended to install the @command{unzip} utility, so +that the importer can unzip Python wheels and gather data from them. The command below imports metadata for the @code{itsdangerous} Python package: @@ -7985,7 +8001,7 @@ web site} for more information. @node Database Services @subsubsection Database Services -The @code{(gnu services databases)} module provides the following service. +The @code{(gnu services databases)} module provides the following services. @deffn {Scheme Procedure} postgresql-service [#:postgresql postgresql] @ [#:config-file] [#:data-directory ``/var/lib/postgresql/data''] @@ -7997,6 +8013,27 @@ The PostgreSQL daemon loads its runtime configuration from @var{data-directory}. @end deffn +@deffn {Scheme Procedure} mysql-service [#:config (mysql-configuration)] +Return a service that runs @command{mysqld}, the MySQL or MariaDB +database server. + +The optional @var{config} argument specifies the configuration for +@command{mysqld}, which should be a @code{<mysql-configuraiton>} object. +@end deffn + +@deftp {Data Type} mysql-configuration +Data type representing the configuration of @var{mysql-service}. + +@table @asis +@item @code{mysql} (default: @var{mariadb}) +Package object of the MySQL database server, can be either @var{mariadb} +or @var{mysql}. + +For MySQL, a temorary root password will be displayed at activation time. +For MariaDB, the root password is empty. +@end table +@end deftp + @node Mail Services @subsubsection Mail Services @@ -9428,6 +9465,11 @@ Data type representing the configuration of dicod. @item @code{dico} (default: @var{dico}) Package object of the GNU Dico dictionary server. +@item @code{interfaces} (default: @var{'("localhost")}) +This is the list of IP addresses and ports and possibly socket file +names to listen to (@pxref{Server Settings, @code{listen} directive,, +dico, GNU Dico Manual}). + @item @code{databases} (default: @var{(list %dicod-database:gcide)}) List of @code{<dicod-database>} objects denoting dictionaries to be served. @end table @@ -11135,9 +11177,15 @@ something like ``Manipulate nucleotide sequence alignments'', which hopefully gives the user a better idea of whether this is what they are looking for. -@cindex Texinfo markup, in package descriptions Descriptions should take between five and ten lines. Use full sentences, and avoid using acronyms without first introducing them. +Please avoid marketing phrases such as ``world-leading'', +``industrial-strength'', and ``next-generation'', and avoid superlatives +like ``the most advanced''---they are not helpful to users looking for a +package and may even sound suspicious. Instead, try to be factual, +mentioning use cases and features. + +@cindex Texinfo markup, in package descriptions Descriptions can include Texinfo markup, which is useful to introduce ornaments such as @code{@@code} or @code{@@dfn}, bullet lists, or hyperlinks (@pxref{Overview,,, texinfo, GNU Texinfo}). However you |