diff options
Diffstat (limited to 'guix/scripts/build.scm')
| -rw-r--r-- | guix/scripts/build.scm | 146 |
1 files changed, 99 insertions, 47 deletions
diff --git a/guix/scripts/build.scm b/guix/scripts/build.scm index 6b29c470fb..28864435df 100644 --- a/guix/scripts/build.scm +++ b/guix/scripts/build.scm @@ -226,18 +226,21 @@ matching URIs given in SOURCES." obj))))) (define (evaluate-replacement-specs specs proc) - "Parse SPECS, a list of strings like \"guile=guile@2.1\", and invoke PROC on -each package pair specified by SPECS. Return the resulting list. Raise an -error if an element of SPECS uses invalid syntax, or if a package it refers to -could not be found." + "Parse SPECS, a list of strings like \"guile=guile@2.1\" and return a list +of package spec/procedure pairs as expected by 'package-input-rewriting/spec'. +PROC is called with the package to be replaced and its replacement according +to SPECS. Raise an error if an element of SPECS uses invalid syntax, or if a +package it refers to could not be found." (define not-equal (char-set-complement (char-set #\=))) (map (lambda (spec) (match (string-tokenize spec not-equal) - ((old new) - (proc (specification->package old) - (specification->package new))) + ((spec new) + (cons spec + (let ((new (specification->package new))) + (lambda (old) + (proc old new))))) (x (leave (G_ "invalid replacement specification: ~s~%") spec)))) specs)) @@ -248,8 +251,10 @@ dependencies according to REPLACEMENT-SPECS. REPLACEMENT-SPECS is a list of strings like \"guile=guile@2.1\" meaning that, any dependency on a package called \"guile\" must be replaced with a dependency on a version 2.1 of \"guile\"." - (let* ((replacements (evaluate-replacement-specs replacement-specs cons)) - (rewrite (package-input-rewriting replacements))) + (let* ((replacements (evaluate-replacement-specs replacement-specs + (lambda (old new) + new))) + (rewrite (package-input-rewriting/spec replacements))) (lambda (store obj) (if (package? obj) (rewrite obj) @@ -260,41 +265,47 @@ called \"guile\" must be replaced with a dependency on a version 2.1 of dependencies according to REPLACEMENT-SPECS. REPLACEMENT-SPECS is a list of strings like \"gnutls=gnutls@3.5.4\" meaning that packages are built using the current 'gnutls' package, after which version 3.5.4 is grafted onto them." - (define (replacement-pair old new) - (cons old - (package (inherit old) (replacement new)))) + (define (set-replacement old new) + (package (inherit old) (replacement new))) (let* ((replacements (evaluate-replacement-specs replacement-specs - replacement-pair)) - (rewrite (package-input-rewriting replacements))) + set-replacement)) + (rewrite (package-input-rewriting/spec replacements))) (lambda (store obj) (if (package? obj) (rewrite obj) obj)))) +(define %not-equal + (char-set-complement (char-set #\=))) + +(define (package-git-url package) + "Return the URL of the Git repository for package, or raise an error if +the source of PACKAGE is not fetched from a Git repository." + (let ((source (package-source package))) + (cond ((and (origin? source) + (git-reference? (origin-uri source))) + (git-reference-url (origin-uri source))) + ((git-checkout? source) + (git-checkout-url source)) + (else + (leave (G_ "the source of ~a is not a Git reference~%") + (package-full-name package)))))) + (define (evaluate-git-replacement-specs specs proc) "Parse SPECS, a list of strings like \"guile=stable-2.2\", and return a list of package pairs, where (PROC PACKAGE URL BRANCH-OR-COMMIT) returns the replacement package. Raise an error if an element of SPECS uses invalid syntax, or if a package it refers to could not be found." - (define not-equal - (char-set-complement (char-set #\=))) - (map (lambda (spec) - (match (string-tokenize spec not-equal) - ((name branch-or-commit) - (let* ((old (specification->package name)) - (source (package-source old)) - (url (cond ((and (origin? source) - (git-reference? (origin-uri source))) - (git-reference-url (origin-uri source))) - ((git-checkout? source) - (git-checkout-url source)) - (else - (leave (G_ "the source of ~a is not a Git \ -reference~%") - (package-full-name old)))))) - (cons old (proc old url branch-or-commit)))) + (match (string-tokenize spec %not-equal) + ((spec branch-or-commit) + (define (replace old) + (let* ((source (package-source old)) + (url (package-git-url old))) + (proc old url branch-or-commit))) + + (cons spec replace)) (x (leave (G_ "invalid replacement specification: ~s~%") spec)))) specs)) @@ -307,13 +318,16 @@ strings like \"guile-next=stable-3.0\" meaning that packages are built using (define (replace old url branch) (package (inherit old) - (version (string-append "git." branch)) + (version (string-append "git." (string-map (match-lambda + (#\/ #\-) + (chr chr)) + branch))) (source (git-checkout (url url) (branch branch) (recursive? #t))))) (let* ((replacements (evaluate-git-replacement-specs replacement-specs replace)) - (rewrite (package-input-rewriting replacements))) + (rewrite (package-input-rewriting/spec replacements))) (lambda (store obj) (if (package? obj) (rewrite obj) @@ -331,16 +345,42 @@ strings like \"guile-next=cabba9e\" meaning that packages are built using (if (< (string-length commit) 7) commit (string-take commit 7)))) - (source (git-checkout (url url) (commit commit))))) + (source (git-checkout (url url) (commit commit) + (recursive? #t))))) (let* ((replacements (evaluate-git-replacement-specs replacement-specs replace)) - (rewrite (package-input-rewriting replacements))) + (rewrite (package-input-rewriting/spec replacements))) (lambda (store obj) (if (package? obj) (rewrite obj) obj)))) +(define (transform-package-source-git-url replacement-specs) + "Return a procedure that, when passed a package, replaces its dependencies +according to REPLACEMENT-SPECS. REPLACEMENT-SPECS is a list of strings like +\"guile-json=https://gitthing.com/…\" meaning that packages are built using +a checkout of the Git repository at the given URL." + (define replacements + (map (lambda (spec) + (match (string-tokenize spec %not-equal) + ((spec url) + (cons spec + (lambda (old) + (package + (inherit old) + (source (git-checkout (url url) + (recursive? #t))))))))) + replacement-specs)) + + (define rewrite + (package-input-rewriting/spec replacements)) + + (lambda (store obj) + (if (package? obj) + (rewrite obj) + obj))) + (define %transformations ;; Transformations that can be applied to things to build. The car is the ;; key used in the option alist, and the cdr is the transformation @@ -350,7 +390,8 @@ strings like \"guile-next=cabba9e\" meaning that packages are built using (with-input . ,transform-package-inputs) (with-graft . ,transform-package-inputs/graft) (with-branch . ,transform-package-source-branch) - (with-commit . ,transform-package-source-commit))) + (with-commit . ,transform-package-source-commit) + (with-git-url . ,transform-package-source-git-url))) (define %transformation-options ;; The command-line interface to the above transformations. @@ -368,7 +409,9 @@ strings like \"guile-next=cabba9e\" meaning that packages are built using (option '("with-branch") #t #f (parser 'with-branch)) (option '("with-commit") #t #f - (parser 'with-commit))))) + (parser 'with-commit)) + (option '("with-git-url") #t #f + (parser 'with-git-url))))) (define (show-transformation-options-help) (display (G_ " @@ -385,23 +428,32 @@ strings like \"guile-next=cabba9e\" meaning that packages are built using build PACKAGE from the latest commit of BRANCH")) (display (G_ " --with-commit=PACKAGE=COMMIT - build PACKAGE from COMMIT"))) + build PACKAGE from COMMIT")) + (display (G_ " + --with-git-url=PACKAGE=URL + build PACKAGE from the repository at URL"))) (define (options->transformation opts) "Return a procedure that, when passed an object to build (package, derivation, etc.), applies the transformations specified by OPTS." (define applicable - ;; List of applicable transformations as symbol/procedure pairs. + ;; List of applicable transformations as symbol/procedure pairs in the + ;; order in which they appear on the command line. (filter-map (match-lambda - ((key . transform) - (match (filter-map (match-lambda - ((k . arg) - (and (eq? k key) arg))) - opts) - (() #f) - (args (cons key (transform args)))))) - %transformations)) + ((key . value) + (match (any (match-lambda + ((k . proc) + (and (eq? k key) proc))) + %transformations) + (#f + #f) + (transform + ;; XXX: We used to pass TRANSFORM a list of several + ;; arguments, but we now pass only one, assuming that + ;; transform composes well. + (cons key (transform (list value))))))) + (reverse opts))) (lambda (store obj) (fold (match-lambda* |