226 lines
10 KiB
Scheme
226 lines
10 KiB
Scheme
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; repo.scm
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;; Copyright (C) 2025 Cor Legemaat <cor@cor.za.net>
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;;
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;; This file is part of ebuild-autogen: you can redistribute it and/or modify it
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;; under the terms of the GNU Affero General Public License as published by the
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;; Free Software Foundation, version 3 of the License.
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;;
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;; ebuild-autogen is distributed in the hope that it will be useful, but WITHOUT
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;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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;; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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;; more details.
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;;
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;; You should have received a copy of the GNU General Public License along with
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;; ebuild-autogen. If not, see <https://www.gnu.org/licenses/>.
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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(define-module (ebuild repo)
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#:use-module (ebuild defs)
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#:use-module (ebuild utils)
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#:use-module (ice-9 exceptions)
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#:use-module (ice-9 ftw)
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#:use-module (srfi srfi-1)
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#:use-module (git bindings)
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#:use-module (git repository)
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#:use-module (rx irregex))
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;; Required initialization call.
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(libgit2-init!)
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(define-public repo-root-for
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(lambda (path verbosity)
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(let ((repo-orig
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(with-exception-handler
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(lambda (exception)
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(display exception) (newline)
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(display "error: Failed to find the repository root for \"")
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(display path)
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(display "\", ebuild-autogen is designed to work with ")
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(display "portage overlay repositories in git!") (newline)
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(display "If you are testing and don't have a git repository ")
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(display "yet for your overlay, make it one by running ")
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(display "'git init' in the root of the repository.")
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(newline))
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(lambda ()
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(repository-discover path)))))
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(let ((repo-root (dirname repo-orig)))
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(if (>= verbosity verbosity-notice)
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(begin (display "Using repository: ")
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(display repo-root)
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(newline)))
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(if (not (file-exists? (string-append repo-root
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"/autogen/")))
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(raise-exception
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(make-exception
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(make-external-error)
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(make-exception-with-message
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"Can't find the \"autogen\" folder in repository root")
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(make-exception-with-irritants repo-root))))
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repo-root))))
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;;(repo-root-for "/home/cor/Projects/portage-overlay" verbosity-notice)
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(define-public repo-update-src
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(lambda ()
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(display "Willing to update src subtree...") (newline)
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#t))
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(define-public repo-push-master
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(lambda ()
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(display "Willing to push updates to master...") (newline)
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#t))
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(define-public test-symlink
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(lambda (repo src dst verbosity)
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""
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(let ((port (open-file repo "r")))
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(if (false-if-exception (statat port src AT_SYMLINK_NOFOLLOW))
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;;Check if src is a symlink.
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(if (eq? (stat:type (statat port src AT_SYMLINK_NOFOLLOW)) 'symlink)
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(if (string=? (readlink (string-append repo "/" src)) dst)
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(if (>= verbosity verbosity-notice)
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(begin (display "Symlink \"")
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(display src)
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(display "\" ok.")
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(newline)))
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(if (>= verbosity verbosity-critical)
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(begin (display "warning: symlink from \"")
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(display src)
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(display "\" not pointing to \"")
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(display dst)
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(display "\" but to \"")
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(display (readlink (string-append repo "/" src)))
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(display "\" and might deliver unexpected results!")
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(newline))))
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(if (>= verbosity verbosity-critical)
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(begin (display "warning: \"")
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(display src)
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(display "\" not a symbolic link and won't ")
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(display "represent autogen source data!")
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(newline))))
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(begin (symlinkat port dst src)
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(if (>= verbosity verbosity-warn)
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(begin (display "Symlink \"")
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(display src)
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(display "\" created.")
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(newline)))))
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(close-port port))))
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(define-public folder-list
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(lambda (path ignore-meta)
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""
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;;(display "path=\"") (display path) (display "\"") (newline)
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(filter-map (lambda (entry)
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(if (eq? 'directory
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(stat:type (stat (string-append path "/" entry))))
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(if (and ignore-meta
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(or (string=? entry "metadata")
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(string=? entry "profiles")))
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#f
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(if (char=? (car (string->list entry)) #\.)
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#f entry))
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#f))
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(scandir path))))
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(define-public build-pkg-list
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(lambda (repo folder in-autogen)
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(let* ((file-seperator (car (string->list file-name-separator-string)))
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(repo-list (string-split repo file-seperator))
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(repo-path-len (length repo-list))
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(fpl (let ((folder-list (string-split folder file-seperator)))
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(if in-autogen
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;; In autogen folder, aka the source pkgs.
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(if (> (length folder-list) repo-path-len)
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(if (string=? (car (take-right folder-list
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(- (length folder-list)
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repo-path-len)))
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"autogen")
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folder-list
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(append repo-list
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(list "autogen")
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(take-right folder-list
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(- (length folder-list)
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repo-path-len))))
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(append folder-list (list "autogen")))
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;; Outside autogen folder, the generated pkgs.
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(if (> (length folder-list) repo-path-len)
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(if (string=? (car (take-right folder-list
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(- (length folder-list)
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repo-path-len)))
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"autogen")
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(append repo-list
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(take-right folder-list
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(- (length folder-list)
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(1+ repo-path-len))))
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folder-list)
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folder-list))))
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(depth (- (length fpl)
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repo-path-len
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(if in-autogen 1 0))))
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;;(display "fpl=\"") (display fpl) (display "\"") (newline)
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;;(display "folder-list:") (display (folder-list (string-join fpl "/") #t)) (newline)
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(cond ((= depth 2)
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(list (list (cons 'category (first (take-right fpl 2)))
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(cons 'name (last fpl)))))
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((= depth 1)
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(map (lambda (pkg)
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(list (cons 'category (last fpl))
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(cons 'name pkg)))
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(folder-list (string-join fpl file-name-separator-string)
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#t)))
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((= depth 0)
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(if (null? (folder-list (string-join fpl file-name-separator-string)
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#t))
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(list (list))
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(append-map (lambda (cat)
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(map (lambda (pkg)
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(list (cons 'category cat)
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(cons 'name pkg)))
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(folder-list (string-join (append fpl
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(list cat))
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file-name-separator-string)
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#f)))
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(folder-list (string-join fpl file-name-separator-string) #t))))
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(else "")))))
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(define-public setup-pkg
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(lambda (parms)
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""
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(let ((src-path (string-join (list (assoc-ref parms 'repo)
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"autogen"
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(assoc-ref parms 'category)
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(assoc-ref parms 'name))
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file-name-separator-string))
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(dst-path (string-join (list (assoc-ref parms 'repo)
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(assoc-ref parms 'category)
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(assoc-ref parms 'name))
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file-name-separator-string)))
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;;Check folder exists.
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(display "SRC-path=") (display src-path) (newline)
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(if (file-exists? dst-path)
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(if (>= (assoc-ref parms 'verbosity))
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(begin (display "Folder for ")
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(display (assoc-ref parms 'category))
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(display "/")
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(display (assoc-ref parms 'name))
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(display " already exist.")
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(newline)))
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(mkpath dst-path))
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;;symlink each ebuild and the files folder.
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(for-each
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(lambda (file)
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(test-symlink (assoc-ref parms 'repo)
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(string-join (list dst-path file)
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file-name-separator-string)
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(string-join (list src-path file)
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file-name-separator-string)
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(assoc-ref parms 'verbosity)))
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(filter-map
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(lambda (file)
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(if (irregex-search '(or (seq bos "files" eos)
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(seq ".ebuild" eos ))
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file)
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file
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#f))
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(scandir src-path))))))
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