Annotation For benchmark.tcl

Origin for each line in benchmark.tcl from check-in 200a60c198:

b0e3b6588f 2019-09-17        rkeene: #! /usr/bin/env tclsh
b0e3b6588f 2019-09-17        rkeene: 
b0e3b6588f 2019-09-17        rkeene: set LIB_SUFFIX [info sharedlibextension]
b0e3b6588f 2019-09-17        rkeene: load -global ./xvfs${LIB_SUFFIX}; # Optional, uses a dispatcher
b0e3b6588f 2019-09-17        rkeene: load ./example-flexible${LIB_SUFFIX} Xvfs_example
b0e3b6588f 2019-09-17        rkeene: 
200a60c198 2019-09-18        rkeene: set benchmarkFormat "%-6s  %-11s  %s"
b0e3b6588f 2019-09-17        rkeene: 
b0e3b6588f 2019-09-17        rkeene: proc benchmark {type name code} {
200a60c198 2019-09-18        rkeene: 	set iterations 10000
200a60c198 2019-09-18        rkeene: 
200a60c198 2019-09-18        rkeene: 	set work [string trim [lindex [split [string trim $code] "\n"] 0]]
200a60c198 2019-09-18        rkeene: 	if {[string match "# iterations: *" $work]} {
200a60c198 2019-09-18        rkeene: 		set iterations [lindex $work 2]
200a60c198 2019-09-18        rkeene: 	}
200a60c198 2019-09-18        rkeene: 	
200a60c198 2019-09-18        rkeene: 	time $code [expr {max($iterations / 100, 1)}]
200a60c198 2019-09-18        rkeene: 	set time [time $code $iterations]
b0e3b6588f 2019-09-17        rkeene: 
b0e3b6588f 2019-09-17        rkeene: 	puts [format $::benchmarkFormat $type $name $time]
b0e3b6588f 2019-09-17        rkeene: }
b0e3b6588f 2019-09-17        rkeene: 
b0e3b6588f 2019-09-17        rkeene: set rootDirMap(xvfs) "//xvfs:/example"
b0e3b6588f 2019-09-17        rkeene: set rootDirMap(native) [file join [pwd] example]
b0e3b6588f 2019-09-17        rkeene: 
200a60c198 2019-09-18        rkeene: proc recursiveGlob {dir} {
200a60c198 2019-09-18        rkeene: 	foreach subDir [glob -nocomplain -directory $dir -types d *] {
200a60c198 2019-09-18        rkeene: 		recursiveGlob $subDir
200a60c198 2019-09-18        rkeene: 	}
b0e3b6588f 2019-09-17        rkeene: }
b0e3b6588f 2019-09-17        rkeene: 
200a60c198 2019-09-18        rkeene: array set test {
200a60c198 2019-09-18        rkeene: 	CD {
200a60c198 2019-09-18        rkeene: 		cd $::rootDir
200a60c198 2019-09-18        rkeene: 		pwd
200a60c198 2019-09-18        rkeene: 	}
200a60c198 2019-09-18        rkeene: 	Read {
200a60c198 2019-09-18        rkeene: 		set fd [open ${::rootDir}/main.tcl]
200a60c198 2019-09-18        rkeene: 		read $fd
200a60c198 2019-09-18        rkeene: 		close $fd
200a60c198 2019-09-18        rkeene: 	}
200a60c198 2019-09-18        rkeene: 	"Read Async" {
200a60c198 2019-09-18        rkeene: 		# iterations: 1000
200a60c198 2019-09-18        rkeene: 		set ::async_read_done false
200a60c198 2019-09-18        rkeene: 		set fd [open ${::rootDir}/main.tcl]
200a60c198 2019-09-18        rkeene: 		fconfigure $fd -blocking false
200a60c198 2019-09-18        rkeene: 		fileevent $fd readable [list apply {{fd} {
200a60c198 2019-09-18        rkeene: 			set input [read $fd 512]
200a60c198 2019-09-18        rkeene: 			if {[eof $fd] && $input eq ""} {
200a60c198 2019-09-18        rkeene: 				set ::async_read_done true
200a60c198 2019-09-18        rkeene: 				return
200a60c198 2019-09-18        rkeene: 			}
200a60c198 2019-09-18        rkeene: 		}} $fd]
200a60c198 2019-09-18        rkeene: 		vwait ::async_read_done
200a60c198 2019-09-18        rkeene: 		close $fd
200a60c198 2019-09-18        rkeene: 	}
200a60c198 2019-09-18        rkeene: 	Glob {
200a60c198 2019-09-18        rkeene: 		glob -directory ${::rootDir} *
200a60c198 2019-09-18        rkeene: 	}
200a60c198 2019-09-18        rkeene: 	Search {
200a60c198 2019-09-18        rkeene: 		recursiveGlob ${::rootDir}
200a60c198 2019-09-18        rkeene: 	}
200a60c198 2019-09-18        rkeene: 	+Stat {
200a60c198 2019-09-18        rkeene: 		file stat ${::rootDir}/main.tcl UNUSED
200a60c198 2019-09-18        rkeene: 	}
200a60c198 2019-09-18        rkeene: 	-Stat {
200a60c198 2019-09-18        rkeene: 		catch {
200a60c198 2019-09-18        rkeene: 			file stat ${::rootDir}/DOES-NOT-EXIST UNUSED
200a60c198 2019-09-18        rkeene: 		}
200a60c198 2019-09-18        rkeene: 	}
b0e3b6588f 2019-09-17        rkeene: }
b0e3b6588f 2019-09-17        rkeene: 
b0e3b6588f 2019-09-17        rkeene: foreach {testName testBody} [lsort -stride 2 -dictionary [array get test]] {
b0e3b6588f 2019-09-17        rkeene: 	foreach rootDirType {xvfs native} {
b0e3b6588f 2019-09-17        rkeene: 		set rootDir $rootDirMap($rootDirType)
b0e3b6588f 2019-09-17        rkeene: 		benchmark $rootDirType $testName $testBody
b0e3b6588f 2019-09-17        rkeene: 	}
b0e3b6588f 2019-09-17        rkeene: }