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Diffstat (limited to 'docs/cpt.texi')
| -rw-r--r-- | docs/cpt.texi | 120 |
1 files changed, 111 insertions, 9 deletions
diff --git a/docs/cpt.texi b/docs/cpt.texi index 5ff1757..5c792a9 100644 --- a/docs/cpt.texi +++ b/docs/cpt.texi @@ -41,7 +41,8 @@ the section entitled "GNU Free Documentation License." @top Carbs Packaging Tools This is a reference document containing both the user-guide and the development -manual for @strong{Carbs Packaging Tools}. For development logs see @uref{https://git.carbslinux.org/cpt, the git repository}. +manual for @strong{Carbs Packaging Tools} version Fossil. For development logs +see @uref{https://fossil.carbslinux.org/cpt, the fossil repository}. @end ifnottex @menu @@ -60,11 +61,16 @@ manual for @strong{Carbs Packaging Tools}. For development logs see @uref{https: Configuration -* CPT Base:: Defining base packages +* Configuration directory:: * Environment Variables:: Change the behaviour of cpt through environment configuration * Hooks:: Use hooks to customize the package manager operations * Editing the build file during pre-build:: Modify a package build with your hooks +Configuration directory + +* CPT Base:: Defining base packages +* Systemwide hooks:: + Environment Variables * @samp{CPT_PATH}:: Set the locations of your repositories @@ -97,6 +103,7 @@ Rsync Repositories CPT Library * Calling the library:: Including the library on your code +* Variables:: * Option parsing:: Easy way of parsing options with cpt-lib * Message functions:: Communicate to users * Text functions:: Manipulate or check text @@ -160,6 +167,10 @@ it revolves around the shell library @samp{cpt-lib}, and many tools that wrap ar it. This document aims to document both the usage of the distributed tools and document the library functions. +If you happen to find something that is not properly covered by the +documentation, or an area that can be improved, please feel free to submit a +patch, or @uref{https://fossil.carbslinux.org/cpt/tktnew, open a ticket}. + @node Usage @chapter Usage @@ -226,23 +237,42 @@ The package manager does @strong{NOT} have a configuration file, but there are a variety of ways in order to interact with and configure the package manager. @menu -* CPT Base:: Defining base packages +* Configuration directory:: * Environment Variables:: Change the behaviour of cpt through environment configuration * Hooks:: Use hooks to customize the package manager operations * Editing the build file during pre-build:: Modify a package build with your hooks @end menu +@node Configuration directory +@section Configuration directory + +Some features of the package manager can be configured from the files found +under @samp{/etc/cpt/}. Even though this doesn't sound like the premise of "no +configuration" files, these files are completely optional to the package +manager, and still the majority of configuration is done through environment +variables. The files on this directory are for configuration that don't have a +big impact on how the package manager behaves, and are not feasible to be used +inside simple environment variables (such as the base package list and +package manager hooks). + +@menu +* CPT Base:: Defining base packages +* Systemwide hooks:: +@end menu + @node CPT Base -@section CPT Base +@subsection CPT Base + +@cindex Base packages -An @samp{/etc/cpt-base} file can be used in order to define the base to the package -manager. Base packages are the packages that receive special treatment by -utilities such as @samp{cpt-reset}, and @samp{cpt-orphans}. +The file @samp{/etc/cpt/base} can be used in order to define the base to the +package manager. Base packages are the packages that receive special treatment +by utilities such as @samp{cpt-reset}, and @samp{cpt-orphans}. @example # This file defines the base packages of the system. You can add or remove # package names in order to redefine the base. This file will be used by -# cpt-orphans and cpt-reset. If this file doesn't exist on /etc/cpt-base, both +# cpt-orphans and cpt-reset. If this file doesn't exist on /etc/cpt/base, both # of the tools will assume that there is no defined base, so use with caution. baselayout binutils @@ -267,6 +297,14 @@ xz zlib @end example +@node Systemwide hooks +@subsection Systemwide hooks + +A collection of hooks can be installed under @samp{/etc/cpt/hooks/}. All of the +files installed under this directory will then be sourced by the package manager +whenever a hook is called. Some examples for system hooks can be found under the +@samp{/usr/share/cpt/examples/hooks/} directory. + @node Environment Variables @section Environment Variables @@ -491,10 +529,14 @@ Run if the @code{test} script fails Run before a package is installed for each package @item post-install Run after a package is installed for each package +@item end-install +Run after all given packages are installed @item pre-remove Run before a package is removed for each package @item post-remove Run after a package is removed for each package +@item end-remove +Run after all given packages are removed @item pre-fetch Run before all repositories are fetched @item post-fetch @@ -967,6 +1009,7 @@ package manager library. @menu * Calling the library:: Including the library on your code +* Variables:: * Option parsing:: Easy way of parsing options with cpt-lib * Message functions:: Communicate to users * Text functions:: Manipulate or check text @@ -989,6 +1032,65 @@ files: This will load the library inside your script, and will set some environment variables that are used inside the package manager. +@node Variables +@section Variables + +This section lists some of the variables defined by the package manager that can +be used in scripts. These variables usually cannot be defined by the user, so +they are not part of the @ref{Environment Variables, , variables} section above. + +@vindex cpt_version +@table @asis +@item @samp{$cpt_version} +Package manager version. +@end table +@vindex cpt_confdir +@table @asis +@item @samp{$cpt_confdir} +Location of the CPT system configuration directory. This is usually either +@samp{/etc/cpt} or @samp{PREFIX/etc/cpt}. +@end table +@vindex pkg_db +@table @asis +@item @samp{$pkg_db} +Location of the package database without the root (@samp{var/db/cpt/installed}). +@end table +@vindex sys_db +@vindex CPT_ROOT +@table @asis +@item @samp{$sys_db} +Location of the package manager database, making use of the current +@samp{$CPT_ROOT} (@samp{$CPT_ROOT/$pkg_db}). This is the database you probably want to +use. +@end table +@cindex Base packages +@vindex cpt_base +@table @asis +@item @samp{$cpt_base} +Location of the file that defines the base packages. +@end table + +@cindex Scripts that use CPT cache directories +If for some reason, your script interacts with the directories created and +managed by the package manager you should use the following variables instead of +the user assigned variables such as @samp{$CPT_CACHE} or @samp{$CPT_TMPDIR}. The variables +below are the ones used for package operations (which are assigned by using a +combination of user-assigned values and their fallbacks). + +@vindex cac_dir +@table @asis +@item @samp{$cac_dir} +Cache directory used by the package manager. +@item @samp{$src_dir} +Directory containing downloaded sources for packages. +@item @samp{$log_dir} +Directory where logs are saved. +@item @samp{$bin_dir} +Directory where built package tarballs are saved. +@item @samp{$tmp_dir} +Temporary directory for the package manager operations. +@end table + @node Option parsing @section Option parsing @@ -1387,7 +1489,7 @@ SEARCH_PATH=$PATH pkg_find 'cpt-*' all -x @node @samp{pkg_get_base()} @subsection @samp{pkg_get_base()} -This function returns the base packages as defined in @samp{/etc/cpt-base}. If an +This function returns the base packages as defined in the base file. If an optional argument is present, it will print all package names in a single line. If it is not given any arguments, it will return one package per line. See @ref{CPT Base} for more information on base packages. |