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}
set char
}] ""]
return $output
}
proc ::xvfs::sanitizeCStringList {list {prefix ""} {width 80}} {
set lines [list]
set row [list]
foreach item $list {
lappend row "\"[sanitizeCString $item]\""
set rowString [join $row {, }]
set rowString "${prefix}${rowString}"
if {[string length $rowString] > $width} {
set row [list]
lappend lines $rowString
unset rowString
}
}
if {[info exists rowString]} {
lappend lines $rowString
}
return [join $lines "\n"]
}
proc ::xvfs::binaryToCHex {binary {prefix ""} {width 10}} {
binary scan $binary H* binary
set output [list]
set width [expr {$width * 2}]
set stopAt [expr {$width - 1}]
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fconfigure $fd -encoding binary -translation binary -blocking true
set data [read $fd]
set size [string length $data]
set data [string trimleft [binaryToCHex $data "\t\t\t"]]
close $fd
}
"directory" {
set data "NULL"
set size "0"
set size [llength $children]
if {$size == 0} {
set children "NULL"
} else {
set children [string trimleft [sanitizeCStringList $children "\t\t\t"]]
# This initializes it using a C99 compound literal, C99 is required
set children "(const char *\[\]) \{$children\}"
}
}
default {
return -code error "Unable to process $inputFile, unknown type: $fileInfo(type)"
}
}
puts "\t\{"
puts "\t\t.name = \"[sanitizeCString $outputFile]\","
puts "\t\t.type = $type,"
puts "\t\t.size = $size,"
switch -exact -- $fileInfo(type) {
"file" {
puts "\t\t.data = (unsigned char *) $data"
puts "\t\t.data.fileContents = (const unsigned char *) $data"
}
"directory" {
puts "\t\t.data.dirChildren = $children"
}
}
puts "\t\},"
}
proc ::xvfs::processDirectory {fsName directory {subDirectory ""}} {
set subDirectories [list]
set outputFiles [list]
set workingDirectory [file join $directory $subDirectory]
set outputDirectory $subDirectory
if {$subDirectory eq ""} {
set isTopLevel true
} else {
set isTopLevel false
}
if {$isTopLevel} {
puts "static struct xvfs_file_data xvfs_${fsName}_data\[\] = \{"
}
# XXX:TODO: Include hidden files ?
set children [list]
foreach file [glob -nocomplain -tails -directory $workingDirectory *] {
if {$file in {. ..}} {
continue
}
set inputFile [file join $workingDirectory $file]
set outputFile [file join $outputDirectory $file]
unset -nocomplain fileInfo
catch {
file lstat $inputFile fileInfo
}
if {![info exists fileInfo]} {
puts stderr "warning: Unable to access $inputFile, skipping"
}
lappend children [file tail $file]
if {$fileInfo(type) eq "directory"} {
lappend subDirectories $outputFile
continue
}
processFile $fsName $inputFile $outputFile [array get fileInfo]
lappend outputFiles $outputFile
}
foreach subDirectory $subDirectories {
lappend outputFiles {*}[processDirectory $fsName $directory $subDirectory]
}
set inputFile $directory
set outputFile $outputDirectory
unset -nocomplain fileInfo
file stat $inputFile fileInfo
set fileInfo(children) $children
processFile $fsName $inputFile $outputFile [array get fileInfo]
lappend outputFiles $outputFile
if {$isTopLevel} {
puts "\};"
if {0} {
puts ""
puts "static <type> xvfs_${fsName}_nameToIndex\[\] = \{"
foreach outputFile $outputFiles {
puts "\t\"$outputFile\","
}
puts "\};"
}
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if {[llength $errors] != 0} {
printHelp stderr $errors
exit 1
}
## 3. Start processing directory and producing initial output
processDirectory $fsName $rootDirectory
set ::xvfs::outputFiles [processDirectory $fsName $rootDirectory]
set ::xvfs::fsName $fsName
set ::xvfs::rootDirectory $rootDirectory
}
package provide xvfs 1
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