From 897d46d5fd029945d7373167ec2bf8d8c37079b2 Mon Sep 17 00:00:00 2001
From: Tim Biermann <tbier@posteo.de>
Date: Mon, 3 Jul 2023 17:16:46 +0200
Subject: [PATCH] initial commit

---
 ftdetect/Pkgfile.vim |  4 ++
 ftplugin/Pkgfile.vim |  4 ++
 indent/Pkgfile.vim   |  5 +++
 syntax/Pkgfile.vim   | 96 ++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 109 insertions(+)
 create mode 100644 ftdetect/Pkgfile.vim
 create mode 100644 ftplugin/Pkgfile.vim
 create mode 100644 indent/Pkgfile.vim
 create mode 100644 syntax/Pkgfile.vim

diff --git a/ftdetect/Pkgfile.vim b/ftdetect/Pkgfile.vim
new file mode 100644
index 0000000..5efe40a
--- /dev/null
+++ b/ftdetect/Pkgfile.vim
@@ -0,0 +1,4 @@
+augroup pkgfile_autocmds
+  autocmd!
+  autocmd BufRead,BufNewFile Pkgfile set filetype=Pkgfile
+augroup END
diff --git a/ftplugin/Pkgfile.vim b/ftplugin/Pkgfile.vim
new file mode 100644
index 0000000..66da6f4
--- /dev/null
+++ b/ftplugin/Pkgfile.vim
@@ -0,0 +1,4 @@
+if exists('b:did_ftplugin') | finish | endif
+let b:did_ftplugin = 1
+
+setlocal commentstring=#\ %s
diff --git a/indent/Pkgfile.vim b/indent/Pkgfile.vim
new file mode 100644
index 0000000..1a8af98
--- /dev/null
+++ b/indent/Pkgfile.vim
@@ -0,0 +1,5 @@
+if exists('b:did_indent')
+  finish
+endif
+
+runtime! indent/bash.vim
diff --git a/syntax/Pkgfile.vim b/syntax/Pkgfile.vim
new file mode 100644
index 0000000..c6c7fbd
--- /dev/null
+++ b/syntax/Pkgfile.vim
@@ -0,0 +1,96 @@
+" vim: ft=vim
+" Language: CRUX Pkgfile
+" Original Author: Tim Biermann
+
+" sensible defaults {{{
+" quit when a syntax file was already loaded
+if exists('b:current_syntax')
+  finish
+endif
+
+" rely on bash syntax
+let b:main_syntax = 'bash'
+let b:is_bash = 1
+runtime! syntax/bash.vim
+
+" match case on
+syn case match
+" }}}
+
+syn match pDescription /^# Description:/ contained
+syn match pValidDescription /[[:alnum:]\s#,\-'].\{16,79}/ contained contains=pDescription
+syn match pInvalidDescription /[^[:alnum:]\s#\-,']\|.\{80,}/ contained contains=pValidDescription,pDescription
+syn match pDescriptionGroup /^# Description:.*$/ contains=pValidDescription,pInvalidDescription,pDescription
+
+syn match pValidURL /\(https\|http\|ftp\)\?:\/\/\(\w\+\(:\w\+\)\?@\)\?\([A-Za-z][-_0-9A-Za-z]*\.\)\{1,}\(\w\{2,}\.\?\)\{1,}\(:[0-9]\{1,5}\)\?\S*/ contained
+syn match pInvalidURL /\(\(?!^\(https\|http\|ftp\)\?:\/\/\(\w\+\(:\w\+\)\?@\)\?\([A-Za-z][-_0-9A-Za-z]*\.\)\{1,}\(\w\{2,}\.\?\)\{1,}\(:[0-9]\{1,5}\)\?\S*$\)\_.\)*/ contained contains=pValidURL
+syn match pURLGroup /^# URL:.*$/ contains=pValidURL,pInvalidURL
+
+syn match pMaintainer /^# Maintainer:/ contained
+syn match pValidMaintainer /\([[:alnum:],'\-#:\n ]\)/ contained contains=pMaintainer
+syn match pInvalidMaintainer /\(@\|.\)/ contained contains=pValidMaintainer,pMaintainer
+syn match pMaintainerGroup /^# Maintainer:.*$/ contains=pMaintainer,pValidMaintainer,pInvalidMaintainer
+
+syn match pDependsOn /^# Depends on:/ contained
+syn match pValidDependsOn /\([[:alnum:]#:\- ]\)/ contained contains=pDependsOn
+syn match pInvalidDependsOn /\([^[:alnum:]#:\- ]\)/ contained contains=pValidDependsOn,pDependsOn
+syn match pDependsOn /^# Depends on:.*$/ contains=pValidDependsOn,pInvalidDependsOn,pDependsOn
+
+syn match pName /^name=/ contained
+syn match pValidName /[[a-z0-9\-+=_]/ contained contains=pName
+syn match pInvalidName /[A-Z]\|[^[:digits:]\-+=_]\|[^a-z]/ contained contains=pValidName,pName
+syn match pNameGroup /^name=.*$/ contains=pValidName,pInvalidName,pName
+
+syn match pVersion /^version=/ contained
+syn match pValidVersion /[[:alnum:]+\-._]*/ contained contains=pVersion
+syn match pInvalidVersion /[^[:alnum:]=+._-]/ contained contains=pValidVersion,pVersion
+syn match pVersionGroup /^version=.*$/ contains=pValidVersion,pInvalidVersion,pVersion
+
+syn match pRelease /release=/ contained
+syn match pValidRelease /[1-9]\+[0-9]*/ contained contains=pRelease
+syn match pInvalidRelease /\<0\>\|[^[:digit:]=]/ contained contains=pValidRelease,pRelease
+syn match pReleaseGroup /^release=.*$/ contains=pValidRelease,pInvalidRelease,pRelease
+
+syn clear shStatement
+syn keyword shStatement alias break cd chdir continue eval exec exit kill newgrp pwd read readonly return shift test trap ulimit umask wait
+syn keyword shStatement bg builtin disown export false fg getopts jobs let printf sleep true unalias typeset fc hash history suspend times type bind builtin caller compopt declare dirs disown enable export help logout mapfile popd pushd readarray shopt typeset
+
+syn match pSource /^source=/ contained
+syn match pValidSource /[a-zA-Z0-9\-.]/ contained contains=pSource
+syn match pInvalidSource /\(http\|ftp\|https\).*\.\+\(dl\|download.\?\)\.\(sourceforge\|sf\).net/ contained contains=pSource,pValidSource
+syn match pDerefEmulation /\$[{]\?[[:alnum:]_]*[}]\?/ contained
+syn region pSourceRegion start=/(/ end=/)/ contains=pSource,pInvalidSource,pDerefEmulation
+syn match pSourceGroup /^source=.*/ contains=pValidSource,pInvalidSource,pSourceRegion,pSource
+
+hi def link pValidDescription Identifier
+hi def link pInvalidDescription Error
+"hi def link pDescriptionGroup DiagnosticWarn
+hi def link pDescription Comment
+
+hi def link pValidURL Identifier
+hi def link pInvalidURL Error
+hi def link pURLGroup Comment
+
+hi def link pValidMaintainer Identifier
+hi def link pInvalidMaintainer Error
+hi def link pMaintainer Comment
+
+hi def link pValidDependsOn Identifier
+hi def link pInvalidDependsOn Error
+hi def link pDependsOn Comment
+
+hi def link pValidName Identifier
+hi def link pInvalidName Error
+hi def link pName Comment
+
+hi def link pValidVersion Identifier
+hi def link pInvalidVersion Error
+hi def link pVersion Comment
+
+hi def link pValidRelease Identifier
+hi def link pInvalidRelease Error
+hi def link pRelease Comment
+
+hi def link pInvalidSource Error
+hi def link pSource Comment
+hi def link pDerefEmulation PreProc