diff options
| -rwxr-xr-x | bin/modpkg | 434 |
1 files changed, 102 insertions, 332 deletions
@@ -1,332 +1,102 @@ -#!/usr/bin/env io - -PROG := "modpkg" - -# Classes for playing with PKGDATA files. - -PkgDataFieldVal := Object clone do( - init := method( - self stringValue := nil - self ownerField := nil - ) - moveTo := method(newOwner, - ownerField remove(self) - ownerField = newOwner - newOwner append(self) - self - ) - matches := method(start, - stringValue beginsWithSeq(start) - ) - asString := method(stringValue) -) - -PkgDataFieldValMux := Object clone do( - init := method( - self fieldVals := List clone - ) - addValue := method(fv, - fieldVals append(fv) - self - ) - moveTo := method(destField, - fieldVals foreach(fv, - fv moveTo(destField) - ) - self - ) - asList := method( - fieldVals - ) - forward := method( - fieldVals foreach(fv, call message doInContext(fv)) - ) -) - -# We modify List itself so we can use the simple list() method -# to assign lists to field names in package mod scripts. -# Too magick? - -List do( - match := method( - mux := PkgDataFieldValMux clone - call evalArgs foreach(arg, - foreach(fv, fv matches(arg) ifTrue(mux addValue(fv))) - ) - mux - ) - add := method( - call evalArgs foreach(strVal, - fv := PkgDataFieldVal clone - fv stringValue = strVal asString - fv ownerField = self - append(fv) - ) - ) - isEmpty := method(size == 0) -) - -PkgDataFile := File clone do( - readField := method( - f := List clone - (name := readLine) ifNil(return nil) - while(strVal := readLine, - (strVal == "") ifTrue(break) - f add(strVal) - ) - return list(name, f) - ) - readFields := method( - fields := Map clone - while(f := readField; f isNil not, fields atPut(f at(0), f at(1))) - fields - ) - writeFields := method(fields, - fields foreach(name, f, - self write(name, "\n", - f map(fv, (fv asString) .. "\n") join(""), - "\n") - ) - truncateToSize(position) - ) -) - -# Classes for text files bundled into the source package. These use the PKGTREE -# directory structure for splitting sections apart and modifying them separately. - -SrcPkgFileSect := Object clone do( - init := method( - self file := nil - self name := nil - ) - put := method(subSect, text, - self file put(self name, subSect, text) - ) -) - -SrcPkgFile := Object clone do( - init := method( - self fileName := nil - ) - put := method(section, subSection, text, - tree := treeDir - sectDir := fileDir createIfAbsent directoryNamed(section) createIfAbsent - subSectFile := sectDir fileNamed(subSection) openForAppending - subSectFile write(text) close - ) - treeDir := method( - tree := Directory with("PKGTREE") - tree exists ifFalse( - writeln(PROG .. ": PKGTREE directory is missing.") - System exit(1) - ) - tree - ) - fileDir := method( - treeDir directoryNamed(self fileName) - ) - exists := method( - fileDir exists - ) - hasSection := method(sectionName, - fileDir directoryNamed(sectionName) exists - ) - section := method(sectionName, - s := SrcPkgFileSect clone - s name = sectionName - s file = self - s - ) -) - -# PKGBUILDs and .install files are BashFiles. We indent them and add logic for starting funcs. - -BashFunc := SrcPkgFileSect clone do( - indentLevel := 2 - init := method( - self name := nil - ) - indentFunc := method(text, spaceCount, - spaces := " " repeated(spaceCount) - spaces .. ( - text splitNoEmpties("\n") join("\n" .. spaces) - ) .. "\n" - ) - initIfAbsent := method( - (file hasSection(name)) ifFalse( - put("beg", name .. "()\n{\n") - put("end", "}\n") - ) - ) - append := method(text, - initIfAbsent - put("body", indentFunc(text, indentLevel)) - ) - prepend := method(text, - initIfAbsent - put("beg", indentFunc(text, indentLevel)) - ) -) - -BashFile := SrcPkgFile clone do( - init := method( - self functions := List clone - ) - func := method(name, - f := functions detect(f, f name == name) - f ifNil( - f = BashFunc clone - functions append(f) - f name = name - f file = self - ) - f - ) -) - -# SourceFiles are files in the sources array that are bundled with source package. - -SourceFile := Object clone do( - init := method( - self fileName := nil - self fileContents := "" - ) - append := method(seq, - fileContents appendSeq(seq) - ) - writeFile := method(File with(fileName) open write(fileContents) close) -) - -ModifierContext := Object clone do( - dotInstallFuncs := list("pre_install", "post_install", "pre_upgrade", "post_upgrade") - pbFields := list("pkgname", "pkgver", "pkgrel", "pkgdesc", "epoch", - "url", "license", "install", "changelog", "source", "noextract", - "md5sums", "sha512sums", "groups", "arch", "backup", - "depends", "makedepends", "checkdepends", "optdepends", - "conflicts", "provides", "replaces", "options", - "packager", "maintainer") - pbFuncs := list("build", "package", "check") - - init := method( - self extraFields := nil - - self PKGBUILD := BashFile clone - PKGBUILD fileName = "PKGBUILD" - PKGBUILD sourceFiles := Map clone - - # Create shortcuts in our context for the common PKGBUILD funcs. - - pbFuncs foreach(n, self setSlot(n, PKGBUILD func(n))) - - PKGBUILD hasSourceFile := method(fileName, - sourceFiles hasKey(fileName) - ) - PKGBUILD sourceFile := method(fileName, - sourceFiles hasKey(fileName) ifTrue(return sourceFiles at(fileName)) - sf := SourceFile clone - sf fileName = fileName - sf - ) - PKGBUILD addPatch := method(fileName, level, text, - hasSourceFile(fileName) ifTrue( - writeln(PROG .. ": patch file named " .. fileName .. " already exists") - System exit(1) - ) - build prepend("patch -p" .. level .. " < \"$srcdir\"/" .. fileName .. "\n") - sf := sourceFile(fileName) - sf appendSeq(text) - sf - ) - PKGBUILD writeSourceFiles := method( - sourceFiles foreach(sf, sf writeFile) - self - ) - ) - - # Make the dotInstall slot a lazy loader for the BashFile object. Sets the .install filename - # to match the pkgname when it is first used. - dotInstall := lazySlot( - name := pkgname at(0) - name ifNil( - writeln(PROG .. ": pkgname is missing from PKGDATA!") - System exit(1) - ) - newDot := BashFile clone - newDot fileName := (name asString) .. ".install" - newDot - ) - - # The .install function names are shortcuts into the dotInstall BashFile object. - forward := method( - messageName := call message name - dotInstallFuncs contains(messageName) ifTrue( - return dotInstall func(messageName) - ) - resend - ) - - initFields := method(fields, - pbFields foreach(fieldName, - f := fields at(fieldName) - f ifNil(f = List clone) - self setSlot(fieldName, f) - ) - - extraFields = Map clone - fields keys difference(pbFields) foreach(fieldName, - extraFields atPut(fieldName, fields at(fieldName)) - ) - ) - - getFields := method( - tmp := pbFields map(fieldName, - kv := nil - fv := self getSlot(fieldName) - fv isEmpty ifFalse(kv = list(fieldName, fv)) - kv - ) select(v, v) asMap merge(extraFields) - ) - - finish := method( - PKGBUILD writeSourceFiles - PKGBUILD sourceFiles foreach(fileName, sourceFile, - source add(fileName) - ) - ) -) - -# Startup sanity checks. - -((System args size) == 2) ifFalse( - writeln("usage: " .. PROG .. " [modifier script filename]") - System exit(2) -) - -scriptName := System args at(1) -(File exists(scriptName)) ifFalse( - writeln(PROG .. ": script file does not exist: " .. scriptName) - System exit(2) -) - -(File exists("PKGDATA")) ifFalse( - writeln(PROG .. ": PKGDATA file does not exist") - System exit(2) -) - -(Directory exists("PKGTREE")) ifFalse( - writeln(PROG .. ": PKGTREE directory does not exist") - System exit(2) -) - -# Get down ta biness. - -dataFile := PkgDataFile with("PKGDATA") openForUpdating - -ctx := ModifierContext clone -ctx initFields(dataFile readFields) -ctx doFile(scriptName) -ctx finish - -dataFile rewind -dataFile writeFields(ctx getFields) -dataFile close +#!/usr/bin/env tclsh + +set prog modpkg +set pbfields {pkgname pkgver pkgrel pkgdesc pkgbase + epoch url license install changelog source noextract + md5sums sha1sums sha256sums sha384sums sha512sums + groups arch backup + depends makedepends checkdepends optdepends + conflicts provides replaces + options} +set pbfuncs {build check package} +set dotfuncs {pre_install post_install + pre_upgrade post_upgrade + pre_remove post_remove} + +proc scanfields {inchan} { + global pkgdata + seek $inchan 0 + + set fld {} + while {[gets $inchan line] >= 0} { + if {$fld eq {}} { + set fld $line + } elseif {$line eq {}} { + set pkgdata($fld) $vals + set fld {} + set vals {} + } else { + lappend vals $line + } + } + if {$fld != {}} { set pkgdata($fld) $vals } +} + +proc printfields {outchan} { + global pkgdata + + foreach {fld vals} [array get pkgdata] { + puts $outchan [join [concat $fld $vals] "\n"] + puts "" + } +} + +if {$argc != 1} { + puts stderr "usage: $prog \[path to modifier script\] < PKGDATA > PKGDATA.new" + exit 2 +} + +set mod [lindex $argv 0] +if {! [file exists $mod]} { + puts stderr "$prog: error: mod file does not exist" + exit 1 +} +set modch [open $mod] + +scanfields stdin + +set modi [interp create -safe $mod] +foreach {name vals} [array get pkgdata] { + if {$name in $pbfuncs} { + $modi eval set $name $val + } +} + +$modi eval { + proc trimbash {code} { + set code [string trim $code] + set lines [split $code "\n"] + for {set i 0} {$i < [llength $lines]} {incr $i} { + set ln [string trim [lindex $lines $i]] + set ln [concat [string repeat " " 2] $ln "\n"] + linsert $lines $i $ln + } + return [join $lines ""] + } + + proc fappend {name code} { + if {! $name in $pbfuncs} { + puts stderr "$prog: error: $name is not a permitted PKGBUILD func" + exit 2 + } + exec "putpkgtree PKGBUILD $name body" << [trimbash $code] + } + + proc fprepend {name code} { + if {! $name in $pbfuncs} { + puts stderr "$prog: error: $name is not a permitted PKGBUILD func" + exit 2 + } + exec "putpkgtree PKGBUILD $name beg" << [trimbash $code] + } +} + +$modi eval [read $modch] + +foreach name $pbfields { + if {[$modi eval info exists $name]} { + set pkgdata($name) [$modi eval set $name] + } +} + +printfields stdout |