Move UNIX shell workshop files under guides.

1 files changed, 0 insertions, 137 deletions

diff --git a/shell-workshop/notes.txt b/shell-workshop/notes.txt
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-introduction
-shell
-	interface available on any UNIX-like OS
-	interesting: both UI and API
-shell input [XCU 2.1]
-	specified file
-	'-c' option argument
-	stdin (interactive mode)
-first steps: `echo` command [XCU 4]
-ex. 1: Hello world
-	demonstration of input methods
-	ex. 1.1:
-		[sh]
-			$ echo Hello world
-	ex. 1.2:
-		[hello.sh]
-			echo Hello world
-		[sh]
-			$ sh hello.sh
-	ex. 1.3:
-		[sh]
-			$ sh -c 'echo Hello world'
-magic number behavior, `chmod` [XCU 4], file modes
-ex. 2: magic hello
-	[hello-magic.sh]
-		#! /bin/sh
-		echo Hello world
-	[sh]
-		$ chmod a+x
-		$ sh hello-magic.sh
-field splitting [XCU 2.6.5]
-simple commands: `cd`, `ls`, `mkdir`, `touch` [XCU 4]
-ex. 3: field splitting
-	[sh]
-		$ mkdir foo bar
-		$ ls
-tilde expansion [XCU 2.6.1]
-ex. 4: tilde expansion
-	[sh]
-		$ ls ~
-		$ ls ~sh-foo
-		$ ls ~sh-foo/some-directory
-pathname expansion [XCU 2.6.6] [XCU 2.13]
-ex. 5: pathname expansion
-	[sh]
-		$ echo ~sh-foo/*-file
-		$ echo ~sh-foo/ba*/file
-parameters: assignment
-ex. 6: parameter assignment
-	[sh]
-		$ myparam=foo
-		$ mynum=1
-parameters: expansion [XCU 2.6.2]
-	simple parameter
-	use default values
-	string length
-	remove {smallest,largest} suffix pattern
-	remove {smallest,largest} prefix pattern
-ex. 7: parameter expansion
-	[sh]
-		$ echo ${myparam}
-		$ echo ${nullparam:-default}
-		$ echo ${#myparam}
-		$ file=main.c
-		$ echo ${file%.c}.o
-		$ dir=foo/bar/baz
-		$ echo ${dir##*/}
-positional parameters [XCU 2.5.1]
-ex. 8: positional parameters
-	[pos-params.sh]
-		#! /bin/sh
-		echo ${1}
-		echo ${2}
-	[sh]
-		$ chmod a+x pos-params.sh
-		$ sh pos-params.sh foo
-		$ ./pos-params.sh foo bar baz
-special parameters [XCU 2.5.2]
-	@, *, #, ?, 0
-exit status [XCU 2.8.2]
-`false` and `true` commands [XCU 4]
-ex. 9: special parameters
-	[spec-params.sh]
-		#! /bin/sh
-		echo Number of positional parameters: ${#}
-		echo Positional parameters: ${@}
-		echo Script name: ${0}
-		true
-		echo ${?}
-		false
-		echo ${?}
-	[sh]
-		$ chmod a+x spec-params.sh
-		./spec-params.sh foo bar baz
-shell variables [XCU 2.5.3]
-	HOME, IFS, PATH, PS1, PWD
-ex. 10: shell variables
-	[sh]
-		$ echo ${HOME}
-		$ echo ${PWD}
-	[sh (another shell)]
-		$ PS1='$ '
-		$ PS1='PROMPT> '
-command substitution [XCU 2.6.3]
-	two versions
-ex. 11: command substitution
-	[sh]
-		$ filepath=$(basename ~sh-foo/bar/file)
-		$ echo ${filepath}
-arithmetic expansion [XCU 2.6.4]
-ex. 12: arithmetic expansion
-	$ echo $((2+3))
-	$ echo $((0x10 + 4))
-	$ i=0
-	$ i=$(($x + 1))
-	$ echo ${i}
-basic foundation complete
-simple commands revisited [XCU 2.9.1]
-	simple-command: [parameter-assignment...] [word...]
-	command search and execution
-pipelines [XCU 2.9.2]
-lists [XCU 2.9.3]
-	AND-OR list
-	list
-ex. 13: lists
-	[sh]
-		$ false && echo foo || echo bar
-		$ true || echo foo && echo bar
-compound commands [XCU 2.9.4]
-	grouping
-	if, `test` command
-	while
-	until
-	for
-	case
-functions [XCU 2.9.5]
-I/O redirection [XCU 2.7]