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Diffstat (limited to 'usr.bin/learn/lib/files')
77 files changed, 0 insertions, 1723 deletions
diff --git a/usr.bin/learn/lib/files/CHANGELOG b/usr.bin/learn/lib/files/CHANGELOG deleted file mode 100644 index 6747934811a..00000000000 --- a/usr.bin/learn/lib/files/CHANGELOG +++ /dev/null @@ -1,3 +0,0 @@ -Fri Sep 25 19:31:00 MDT 1998 ian -Split L0.1a into two so each fits in a normal 24x80 xterm. -Removed @ and #, replacing with geneirc ERASE and KILL. diff --git a/usr.bin/learn/lib/files/L0 b/usr.bin/learn/lib/files/L0 deleted file mode 100644 index bab7601e708..00000000000 --- a/usr.bin/learn/lib/files/L0 +++ /dev/null @@ -1,2 +0,0 @@ -#next -0.1a 10 diff --git a/usr.bin/learn/lib/files/L0.1a b/usr.bin/learn/lib/files/L0.1a deleted file mode 100644 index 604931d8ecb..00000000000 --- a/usr.bin/learn/lib/files/L0.1a +++ /dev/null @@ -1,23 +0,0 @@ -$ more L0.1a -#print -WARNING: This course was written for UNIX in 1979, not 1999, -and has not yet been fully updated. Some details may be way out of date! - -This course will help you learn about basic file -handling commands. You should first understand -the special characters ERASE and KILL: - ERASE cancels the previous character typed; - KILL cancels the line being typed. -ERASE and KILL are mapped to two non-text keyboard characters. -ERASE is usually one of CTRL/H (which means hold down the CTRL or -Control key WHILE you type the letter H) or the DEL (Delete) key. -KILL is mapped to some character like CTRL/U. - -Type the stty command at the prompt. Examine its output. -Type "ready" (without the quotes) when you've finished. -#copyin -#user -#uncopyin -#log -#next -0.1aa 5 diff --git a/usr.bin/learn/lib/files/L0.1aa b/usr.bin/learn/lib/files/L0.1aa deleted file mode 100644 index f52d54d92b7..00000000000 --- a/usr.bin/learn/lib/files/L0.1aa +++ /dev/null @@ -1,32 +0,0 @@ -#print -We just saw how to use "stty" to show the ERASE and KILL characters. -If you make a typing mistake, you can use these characters to -correct it before you finish the line and the computer won't -ever know about it. For example, what will the -computer really receive if you type - -st<ERASE>he<KILL> -thf<ERASE>e - -at it? Reply "answer WORD" where WORD is the word -as it will be interpreted. For example, if -you think it will get 'dog', type - -answer dog - -If you think it will receive the word "bark", type - -answer bark - -Don't forget to leave a space between "answer" and the word -and to hit RETURN at the end of the line. -Don't use any quotation marks in your answer. -#copyin -#user -#uncopyin -#match the -#bad answerthe -Leave a space between "answer" and "the". -#log -#next -0.1b 5 diff --git a/usr.bin/learn/lib/files/L0.1b b/usr.bin/learn/lib/files/L0.1b deleted file mode 100644 index 14c0b30eb88..00000000000 --- a/usr.bin/learn/lib/files/L0.1b +++ /dev/null @@ -1,28 +0,0 @@ -#print -You should also understand a few simple commands. -When UNIX types a "$" at you, you can type a command. -For example, if you type "date" the computer will tell -you the current date and time. If you see "$" and type "who", -UNIX will tell you who is logged on at present. There are -many other commands, too. You must type a RETURN at the -end of each command line. - -Try the "date" command now: find out what -date it is, and after the computer has responded, type "ready". -And don't forget the RETURN! -#copyin -#user -#uncopyin -grep date .copy >/dev/null -#bad day -You were supposed to type "date" (without quotes). -The computer is very intolerant of spelling errors. -Try again. -#bad "date" -Don't type those quote marks. Try again. -#bad time -The time command does not tell you the wall-clock time. -Try date next time. -#log -#next -0.1c 5 diff --git a/usr.bin/learn/lib/files/L0.1c b/usr.bin/learn/lib/files/L0.1c deleted file mode 100644 index 938f51e18ac..00000000000 --- a/usr.bin/learn/lib/files/L0.1c +++ /dev/null @@ -1,27 +0,0 @@ -#print -The computer keeps track of information in "files." -A file might contain a letter to a friend, -or a memo (or part of it) that you are typing, -or any number of other things. -You can list the names of your files -by typing the command "ls". -Try "ls" now; then type "ready". -Remember that each command must go on a separate line -and each line must be ended with RETURN. -#create letter -Dear John: - -I'm terribly sorry... -#create memo -This is a memo. -#create memo1 -Another memo. -#copyin -#user -#uncopyin -grep '^ls' .copy >/dev/null -#bad "ls" -Don't type the quotes, please. Try again. -#log -#next -0.1d 10 diff --git a/usr.bin/learn/lib/files/L0.1d b/usr.bin/learn/lib/files/L0.1d deleted file mode 100644 index a9e48d31912..00000000000 --- a/usr.bin/learn/lib/files/L0.1d +++ /dev/null @@ -1,30 +0,0 @@ -#print -File names are essentially arbitrary, -although usually one names files sensibly: -the files that make up a memo -might be called "memo1", "memo2", etc. - -The contents of a file are also entirely up to you: -for example, a file named "memo" could contain - - Analysis of Irregular Statistics - John B. Pencilpusher - - Bell Laboratories, Murray Hill, NJ - .... - -To get at the information in a file, -you have to use the file name, -which in this case is "memo". - -Is there a difference between the name of a file -and the contents of a file? -Type "yes" or "no". -#copyin -#user -#uncopyin -#match yes -#log -#next -1.1a 10 -1.2a 5 diff --git a/usr.bin/learn/lib/files/L1.1a b/usr.bin/learn/lib/files/L1.1a deleted file mode 100644 index 26a5d9a199a..00000000000 --- a/usr.bin/learn/lib/files/L1.1a +++ /dev/null @@ -1,12 +0,0 @@ -#print -The "ls" command will list the names of the files -in your directory. Is there a file named "junk" -present? Find out and then type "yes" or "no". -#copyin -#user -#uncopyin -#match no -#log -#next -2.1a 10 -2.2a 5 diff --git a/usr.bin/learn/lib/files/L1.2a b/usr.bin/learn/lib/files/L1.2a deleted file mode 100644 index 93d258f0ee8..00000000000 --- a/usr.bin/learn/lib/files/L1.2a +++ /dev/null @@ -1,15 +0,0 @@ -#print -Use the "ls" command to determine if there is a file -named for a state in the current directory. -Find out and type "yes" or "no". -(Don't use the list you got earlier - I've changed things.) -#create texas -dallas, houston, etc. -#copyin -#user -#uncopyin -#match yes -#log -#next -2.1a 10 -2.2a 5 diff --git a/usr.bin/learn/lib/files/L1.2b b/usr.bin/learn/lib/files/L1.2b deleted file mode 100644 index f8017405282..00000000000 --- a/usr.bin/learn/lib/files/L1.2b +++ /dev/null @@ -1,25 +0,0 @@ -#print -You can use the "ls" command to find out how -many files you have in your directory. -How many files are there in the current -directory now? Make another list - the list of files -that you made before is no longer right because I added -some files to the directory. When you find out -how many files there are in this directory, type -"answer N" where N is the number of files. -#create a1 -file a1 -#create a2 -file a2 -#create X1 -file a1 -#copyin -#user -#uncopyin -ls | %s/../lcount >X1 -tail -1 .copy >X2 -#cmp X1 X2 -#log -#next -2.1a 10 -2.2a 5 diff --git a/usr.bin/learn/lib/files/L10.1a b/usr.bin/learn/lib/files/L10.1a deleted file mode 100644 index a7eeec79bcc..00000000000 --- a/usr.bin/learn/lib/files/L10.1a +++ /dev/null @@ -1,21 +0,0 @@ -#print -When you are done with something, you will want to know -how to get rid of the file it is on. The command -for that is "rm" (remove). For example - rm junk -throws away the file named "junk". Once it -is gone, it is really gone - there is no way -to "undo" a remove command. Hence this command -should be used with caution. -In this directory there is one file named -for a baseball player. Remove it. -Then type "ready". -#create kernighan -#create yastrzemski -#user -test ! -r yastrzemski && test -r kernighan -#log -#next -11.1a 10 -11.2a 5 -11.3a 2 diff --git a/usr.bin/learn/lib/files/L10.2a b/usr.bin/learn/lib/files/L10.2a deleted file mode 100644 index e76c627aa58..00000000000 --- a/usr.bin/learn/lib/files/L10.2a +++ /dev/null @@ -1,15 +0,0 @@ -#print -The way to get rid of a file you are finished with -is with the "rm" (remove) command. For example, - rm junk -will get rid of the file named "junk". -In this directory there is a file named "harry" - -remove it. -Then type "ready". -#create harry -#user -test ! -r harry -#log -#next -10.2b 5 -10.3a 2 diff --git a/usr.bin/learn/lib/files/L10.2b b/usr.bin/learn/lib/files/L10.2b deleted file mode 100644 index 08af6c043e6..00000000000 --- a/usr.bin/learn/lib/files/L10.2b +++ /dev/null @@ -1,18 +0,0 @@ -#print -You can remove several files at once with the "rm" command. -And you can use the familiar "*" and "?" characters -to abbreviate several file names. BUT BE CAREFUL - -"rm" is irreversible, and it is all too easy to type something -like "rm *" and get rid of all your files. -In this directory are two files named -"part1" and "part2". -Remove both; then type "ready". -#create part1 -#create part2 -#user -test ! -r part1 && test ! -r part2 -#log -#next -11.1a 10 -11.2a 5 -11.3a 2 diff --git a/usr.bin/learn/lib/files/L10.3a b/usr.bin/learn/lib/files/L10.3a deleted file mode 100644 index b443cad71dc..00000000000 --- a/usr.bin/learn/lib/files/L10.3a +++ /dev/null @@ -1,15 +0,0 @@ -#print -When you are done with something, you will want to -get rid of the file containing it. The command for that -is "rm" (remove). For example - rm junk -throws away the file named "junk". Try that - -there's a file named "junk" in this directory, as you can -verify by doing an "ls". Try another "ls" after the "rm junk"; -then type "ready". -#create junk -#user -test ! -r junk -#log -#next -10.3b 2 diff --git a/usr.bin/learn/lib/files/L10.3b b/usr.bin/learn/lib/files/L10.3b deleted file mode 100644 index 516b558e34c..00000000000 --- a/usr.bin/learn/lib/files/L10.3b +++ /dev/null @@ -1,12 +0,0 @@ -#print -Often you will use "ls" with "rm" -to first find the name of a file, and then remove it. -This directory contains one file whose name begins with "g". -Find out what it is and remove it. -Then type "ready". -#create george -#user -test ! -r george -#log -#next -10.3c 2 diff --git a/usr.bin/learn/lib/files/L10.3c b/usr.bin/learn/lib/files/L10.3c deleted file mode 100644 index 6d5c108ce06..00000000000 --- a/usr.bin/learn/lib/files/L10.3c +++ /dev/null @@ -1,15 +0,0 @@ -#print -You can remove several files at once with the -"rm" command; for example, - rm tom dick harry -will remove the files "tom", "dick", and "harry". -There are two files in this directory named -for birds: get rid of both. -Then type "ready". -#create eagle -#create bluejay -#user -test ! -r eagle && test ! -r bluejay -#log -#next -10.3d 2 diff --git a/usr.bin/learn/lib/files/L10.3d b/usr.bin/learn/lib/files/L10.3d deleted file mode 100644 index 4b68bea357e..00000000000 --- a/usr.bin/learn/lib/files/L10.3d +++ /dev/null @@ -1,23 +0,0 @@ -#print -You can also use "*" and "?" with -the "rm" command. BUT BE VERY CAREFUL -since, for example, "rm *" will throw away -ALL the files in a directory. -In this directory are some files named -chunk1, chunk2, chunk3 and chunk4. -Get rid of them. Then type "ready". -#create X1 -# -ls >X2 -#create chunk1 -#create chunk2 -#create chunk3 -#create chunk4 -#user -ls >X1 -#cmp X1 X2 -#log -#next -11.1a 10 -11.2a 5 -11.3a 2 diff --git a/usr.bin/learn/lib/files/L11.1a b/usr.bin/learn/lib/files/L11.1a deleted file mode 100644 index 47e4e53a7fb..00000000000 --- a/usr.bin/learn/lib/files/L11.1a +++ /dev/null @@ -1,42 +0,0 @@ -#print -To create a second copy of a file, the easiest -way is to use the "cp" (copy) command. -If you tell the computer - cp x y -a copy of file "x" is made and named "y". -Note that this is similar to "mv" in that a new -file named "y" appears, but the difference is -that the old file is not removed. -(If there was already a file named "y", though, the -old contents are lost; be careful.) - -In this directory there is a file which has -a five letter name whose first four letters -are "part". -Print it out; it will tell you to copy -it and what to call the copy. -Do that and then type "ready". -#create X1 -#create george -#create part00 -this is not the right file and you shouldn't -have printed it. Use - part? -not - part* -in this example. -#create part3 -This is the file "part3". I hope you -used a command like - ls part? -or - cat part? -to find it. -Make a copy of this file on file "george". -#user -#cmp george part3 -#log -#next -12.1a 10 -12.2a 5 -12.3a 2 diff --git a/usr.bin/learn/lib/files/L11.2a b/usr.bin/learn/lib/files/L11.2a deleted file mode 100644 index 7c397e7746e..00000000000 --- a/usr.bin/learn/lib/files/L11.2a +++ /dev/null @@ -1,16 +0,0 @@ -#print -To make a new copy of a file, the easiest -way is to use the "cp" command. -If you type - cp x y -a copy of file "x" is made and named "y". -This directory contains a file named "george"; -make a copy named "steve". -Then type "ready". -#create george -this is file george -#user -#cmp steve george -#log -#next -11.2b 5 diff --git a/usr.bin/learn/lib/files/L11.2b b/usr.bin/learn/lib/files/L11.2b deleted file mode 100644 index f4154e99111..00000000000 --- a/usr.bin/learn/lib/files/L11.2b +++ /dev/null @@ -1,26 +0,0 @@ -#print -Contrast - cp old new -with - mv old new -as commands; both cause "new" to appear, -but "cp" does not remove "old". -Both, by the way, destroy anything -that happened to be around named "new". -There is a file in this directory -whose name ends in "x". Use "ls" -with the "*x" construction to find its name; -then copy it to file "new", and type "ready". -#create new -old new -#create pix -new new -#create xip -nothing -#user -#cmp pix new -#log -#next -12.1a 10 -12.2a 5 -12.3a 2 diff --git a/usr.bin/learn/lib/files/L11.3a b/usr.bin/learn/lib/files/L11.3a deleted file mode 100644 index e019f83a078..00000000000 --- a/usr.bin/learn/lib/files/L11.3a +++ /dev/null @@ -1,17 +0,0 @@ -#print -To make a copy of a file, you can use the -"cp" (copy) command. For example - cp old new -will make a copy of file "old", named "new". -This directory contains a file named "old"; -try the "cp" command to make a file named "new". -Print the file to check on the copy. -When done, type "ready". -#create old -The Brooklyn Museum is at 188 Eastern Parkway, -Brooklyn, NY 11238. -#user -#cmp old new -#log -#next -11.3b 2 diff --git a/usr.bin/learn/lib/files/L11.3b b/usr.bin/learn/lib/files/L11.3b deleted file mode 100644 index 9b3b47b481d..00000000000 --- a/usr.bin/learn/lib/files/L11.3b +++ /dev/null @@ -1,13 +0,0 @@ -#print -Now there is a file named "good" -in this directory. Make a copy named "better", -then type ready. -#create good -This file has -three lines -in it. -#user -#cmp good better -#log -#next -11.3c 2 diff --git a/usr.bin/learn/lib/files/L11.3c b/usr.bin/learn/lib/files/L11.3c deleted file mode 100644 index a76c5515ae0..00000000000 --- a/usr.bin/learn/lib/files/L11.3c +++ /dev/null @@ -1,22 +0,0 @@ -#print -This is a little trickier. The directions -for this step are in a file whose -name begins with "p". Print that file; -it will tell you what to do. Then type "ready". -#create delaware -narrowsburg -port jervis -delaware water gap -easton -trenton -philadelphia -#create pub -Make a copy of the file "delaware" which is -named "hudson". -#user -#cmp delaware hudson -#log -#next -12.1a 10 -12.2a 5 -12.3a 2 diff --git a/usr.bin/learn/lib/files/L12.1a b/usr.bin/learn/lib/files/L12.1a deleted file mode 100644 index 5cd4f7c3d54..00000000000 --- a/usr.bin/learn/lib/files/L12.1a +++ /dev/null @@ -1,42 +0,0 @@ -#print -Another very useful command is the command - diff x y -which compares two files. It will not print -any output if the two files are the same, but -if the files are different it will print -out the lines that are changed in the two files, -indicating the lines from the first file (x) by a leading "<" -and the lines from the second file (y) by a leading ">". -There are two files in this directory named "old" and "new". -Why don't you first print both files, and then -try using "diff" to compare them? Suppose the files -were hundreds of lines long, and you needed to know -the single difference - do you see how valuable "diff" can be? -As evidence that you did at least half of this, -type "answer word" where "word" is the word added to the -second file. -#create new -Four score and seven -years ago our fathers -brought forth on this -continent a new nation, -conceived in liberty -and dedicated to the -proposition that all -men are created equal. -#create old -Four score and seven -years ago our fathers -brought forth on this -continent a new nation, -conceived in liberty -and dedicated the -proposition that all -men are created equal. -#copyin -#user -#uncopyin -#match to -#log -#next -13.1a diff --git a/usr.bin/learn/lib/files/L12.2a b/usr.bin/learn/lib/files/L12.2a deleted file mode 100644 index 79ee4e19055..00000000000 --- a/usr.bin/learn/lib/files/L12.2a +++ /dev/null @@ -1,25 +0,0 @@ -#print -To compare two files, you can use the command -"diff" (differences); the line - diff xx yy -will compare the files xx and yy and tell you about -any differences between them. If the files are the same, -the command says nothing. Are the files -"tom" and "dick" the same in this directory? -Find out (print them if you feel insecure) -and reply "yes" or "no". -#create dick -This stuff is not only in -file tom but also -in file dick -#create tom -This stuff is not only in -file tom but also -in file dick -#copyin -#user -#uncopyin -#match yes -#log -#next -12.2b 5 diff --git a/usr.bin/learn/lib/files/L12.2b b/usr.bin/learn/lib/files/L12.2b deleted file mode 100644 index bb462a83481..00000000000 --- a/usr.bin/learn/lib/files/L12.2b +++ /dev/null @@ -1,27 +0,0 @@ -#print -Now are the files "dick" and "harry" the same? -Again reply "yes" or "no". -If there are differences between files, "diff" prints -the lines that are different, indicating those -from the first file by "<" and those from -the second file by ">". -#create dick -new york -bridgeport -new haven -new london -providence -boston -#create harry -new york -bridgeport -new haven -providence -boston -#copyin -#user -#uncopyin -#match no -#log -#next -12.2c 5 diff --git a/usr.bin/learn/lib/files/L12.2c b/usr.bin/learn/lib/files/L12.2c deleted file mode 100644 index e3870bd1307..00000000000 --- a/usr.bin/learn/lib/files/L12.2c +++ /dev/null @@ -1,29 +0,0 @@ -#print -This directory contains two files named "old" and "new"; -What word is in one file but not the other? Find -out. Reply "answer WORD" where WORD is that word. -#create new -Four score and seven -years ago our fathers -brought forth on this -continent a new nation, -conceived in liberty -and dedicated to the -proposition that all -men are created equal. -#create old -Four score and seven -years ago our fathers -brought forth on this -continent a new nation, -conceived in liberty -and dedicated the -proposition that all -men are created equal. -#copyin -#user -#uncopyin -#match to -#log -#next -13.1a diff --git a/usr.bin/learn/lib/files/L12.3a b/usr.bin/learn/lib/files/L12.3a deleted file mode 100644 index 4ebd5920669..00000000000 --- a/usr.bin/learn/lib/files/L12.3a +++ /dev/null @@ -1,21 +0,0 @@ -#print -A very useful command is the command - diff x y -which compares the two files x and y and tells -you any differences between the files. If the files -are the same, it says nothing. To test that, -copy file "george" onto file "harry"; -then say - diff george harry -to verify that the files are the same. -#create george -london bridge -is falling down. -#copyin -#user -#uncopyin -#match diff george harry -#match diff harry george -#log -#next -12.3b 2 diff --git a/usr.bin/learn/lib/files/L12.3b b/usr.bin/learn/lib/files/L12.3b deleted file mode 100644 index 536b593b9f4..00000000000 --- a/usr.bin/learn/lib/files/L12.3b +++ /dev/null @@ -1,18 +0,0 @@ -#print -Are the files "memo1" and "memo2" the same? -If they are different, "diff" will print the -lines that are not the same. -Reply "yes" or "no". -#create memo1 -A quick brown fox jumps over the lazy dog. -We were away a year ago. -#create memo2 -A quick brown fox jumps over the lazy dog. -We were away a year ago. -#copyin -#user -#uncopyin -#match yes -#log -#next -12.3c 2 diff --git a/usr.bin/learn/lib/files/L12.3c b/usr.bin/learn/lib/files/L12.3c deleted file mode 100644 index e8afedebe79..00000000000 --- a/usr.bin/learn/lib/files/L12.3c +++ /dev/null @@ -1,22 +0,0 @@ -#print -Are the files "old" and "new" in this directory the same? -Again, if they are not, "diff" will print out the differences -marking the lines in the first file named by "<" and the -lines in the second file by ">". Check the results of -diff by printing the files. Then type "yes" or "no". -#create new -This file has three -lines of text in -it to read. -and this has one more. -#create old -This file has three -lines of text in -it to read. -#copyin -#user -#uncopyin -#match no -#log -#next -12.2c 5 diff --git a/usr.bin/learn/lib/files/L13.1a b/usr.bin/learn/lib/files/L13.1a deleted file mode 100644 index 2887447aa85..00000000000 --- a/usr.bin/learn/lib/files/L13.1a +++ /dev/null @@ -1,16 +0,0 @@ -#print -Let's do a quick review of the things covered -in the files course. To begin, how many files -are there in the current directory? Type "answer N", -where N is the number that you found. -#create X1 -#create X2 -#copyin -#user -#uncopyin -ls | %s/../lcount >X1 -tail -1 .copy >X2 -#cmp X1 X2 -#log -#next -13.1b 5 diff --git a/usr.bin/learn/lib/files/L13.1b b/usr.bin/learn/lib/files/L13.1b deleted file mode 100644 index 1161cc9111e..00000000000 --- a/usr.bin/learn/lib/files/L13.1b +++ /dev/null @@ -1,19 +0,0 @@ -#print -There is a file in this directory whose name begins -with 'z'. Do what it tells you to, then type "ready". -#create X1 -#create X2 -#create zip -Rename the file named "mary" to "joe". -#create joe -I am a file -# -rm -f mary -ls >X1 -mv joe mary -#user -ls >X2 -#cmp X1 X2 -#log -#next -13.1c 5 diff --git a/usr.bin/learn/lib/files/L13.1c b/usr.bin/learn/lib/files/L13.1c deleted file mode 100644 index 8a5edf3b203..00000000000 --- a/usr.bin/learn/lib/files/L13.1c +++ /dev/null @@ -1,24 +0,0 @@ -#print -There are two files in this directory whose names begin with -the letter 'r'. On what line do they differ? -Type "answer N", where N is the line number where they -first are different. -#create ref -This is a very short file -which contains several lines -some one of which will be changed -in the other version, and your -job is to find out which. -#create refnew -This is a very short file -which contains several lines -some one of which will be changed -in the other version, and your -job is to find out which. -#copyin -#user -#uncopyin -#match 3 -#log -#next -13.1d diff --git a/usr.bin/learn/lib/files/L13.1d b/usr.bin/learn/lib/files/L13.1d deleted file mode 100644 index dd55663dbd6..00000000000 --- a/usr.bin/learn/lib/files/L13.1d +++ /dev/null @@ -1,17 +0,0 @@ -#print -There are several files in this directory whose names -begin with "easy". Remove them, then type "ready". -#create X1 -#create X2 -# -ls >X2 -#create easy1 -#create easyer -#create easyrider -#create easyenough -#user -ls >X1 -#cmp X1 X2 -#log -#next -13.1e diff --git a/usr.bin/learn/lib/files/L13.1e b/usr.bin/learn/lib/files/L13.1e deleted file mode 100644 index 03b9b4c3210..00000000000 --- a/usr.bin/learn/lib/files/L13.1e +++ /dev/null @@ -1,16 +0,0 @@ -#print -This one is tougher than the last one. There are -several files in this directory whose names -begin with "hard". Remove them, then type "ready". -#create X1 -#create X2 -# -ls >X2 -cp X1 "hard 1" -cp X1 "hard er" -#user -ls >X1 -#cmp X1 X2 -#log -#next -13.1f diff --git a/usr.bin/learn/lib/files/L13.1f b/usr.bin/learn/lib/files/L13.1f deleted file mode 100644 index d164bc937f4..00000000000 --- a/usr.bin/learn/lib/files/L13.1f +++ /dev/null @@ -1,23 +0,0 @@ -#print -Suppose you have two files named "dick" and "jane", and you -want to interchange them, so that "dick" contains whatever -was originally in "jane", and "jane" contains what was in "dick". -Will this sequence of commands do the job? - -mv dick jane -mv jane dick - -There are two files named "john" and "mary" -in this directory, if you wish to experiment. -When you have decided, type yes or no. -#create john -this is originally file john -#create mary -this is originally file mary -#copyin -#user -#uncopyin -#match no -#log -#next -13.1g diff --git a/usr.bin/learn/lib/files/L13.1g b/usr.bin/learn/lib/files/L13.1g deleted file mode 100644 index 5c348bf332a..00000000000 --- a/usr.bin/learn/lib/files/L13.1g +++ /dev/null @@ -1,20 +0,0 @@ -#print -Suppose that we really do want to interchange the contents -of the files "dick" and "jane". One way to do it is -to move the contents of "dick" into some temporary file, -then move "jane" onto "dick" (which of course clobbers -the old contents of "dick", but we saved them already), -then finally to move the temporary copy of "dick" to -"jane". There are two files named "dick" and "jane" in this -directory. Interchange their contents, then type "ready". -#create Ref -short file for dick -#create dick -short file for dick -#create jane -another file for jane -#create Ref1 -another file for jane -#user -cmp -s jane Ref && cmp -s dick Ref1 -#log diff --git a/usr.bin/learn/lib/files/L2.1a b/usr.bin/learn/lib/files/L2.1a deleted file mode 100644 index 3d6a7a30ecf..00000000000 --- a/usr.bin/learn/lib/files/L2.1a +++ /dev/null @@ -1,21 +0,0 @@ -#print -The "mv" command changes the names of files. -For example, "mv bob bill" changes the name -of file "bob" to be "bill". If there was already -a file named "bill", the old version is destroyed. - -There is a file in -the current directory whose name begins with -the letter "g", like "grant" or "grover". -Find out what the file name really is, and -then change that file to have the name "john". -Then type "ready". -#create george -this should become john -#user -test -r john -#log -#next -3.1a 10 -3.2a 5 -3.3a 2 diff --git a/usr.bin/learn/lib/files/L2.2a b/usr.bin/learn/lib/files/L2.2a deleted file mode 100644 index b522ee08f7e..00000000000 --- a/usr.bin/learn/lib/files/L2.2a +++ /dev/null @@ -1,17 +0,0 @@ -#print -The "mv" command changes the names of files. -For example, "mv thomas james" changes the -name of the file "thomas" to be "james". - -There is a file in the current directory named -"thomas". Change that file to have the -name "james". Then type "ready". -(The "mv" command, by the way, is like many -UNIX commands in that it is silent unless there is an error.) -#create thomas -xx -#user -test -r james -#log -#next -2.2b 5 diff --git a/usr.bin/learn/lib/files/L2.2b b/usr.bin/learn/lib/files/L2.2b deleted file mode 100644 index e38143cea13..00000000000 --- a/usr.bin/learn/lib/files/L2.2b +++ /dev/null @@ -1,24 +0,0 @@ -#print -Now your directory contains a file with a name -that starts with "a" (like "adam", "arthur", etc.). -Find it and change its name to "martin". -Then type "ready". -By the way, if there was already a file around -named "martin", the old version is clobbered -by the new one. -#create andrew -stuff -#user -test -r martin -#fail -Do you remember that the "ls" command will -tell you the names of the files in the current -directory? Thus you can use "ls" to tell you -what your file names are; and then you can use -"mv" to change the name of the file -beginning with "a" to "martin". -#log -#next -3.1a 10 -3.2a 5 -3.3a 2 diff --git a/usr.bin/learn/lib/files/L3.1a b/usr.bin/learn/lib/files/L3.1a deleted file mode 100644 index dfaabeac84f..00000000000 --- a/usr.bin/learn/lib/files/L3.1a +++ /dev/null @@ -1,34 +0,0 @@ -#print -The "cat" command prints the contents of one or more files. -In fact, it is named "cat" as an abbreviation -for "concatenate". To print the files named "dog" -and "mouse" in succession, you could type either - cat dog - cat mouse -or just - cat dog mouse -If you print them with one command, -the contents are printed in sequence with nothing -between them. - -How many lines are there in all the files -whose names begin with "b"? Find out, then type -"answer N" where N is the total number of lines. -#create ben -the file ben has -a total of three -short lines. -#create bernie -this file has -two lines. -#create bruce -only one line here. -#copyin -#user -#uncopyin -#match 6 -#log -#next -4.1a 10 -4.2a 5 -4.3a 2 diff --git a/usr.bin/learn/lib/files/L3.2a b/usr.bin/learn/lib/files/L3.2a deleted file mode 100644 index 593f8cc98e9..00000000000 --- a/usr.bin/learn/lib/files/L3.2a +++ /dev/null @@ -1,23 +0,0 @@ -#print -The command "cat" will print files. For example, you -can print the file named "food" by typing "cat food". -Your current directory has a file named "sam" and a -file named "steve". Which is longer? Find out and -type "answer sam" or "answer steve", giving the name -of the longer file. -#create sam -this is the file sam. it contains -only two lines of text. -#create steve -this file is named steve. it is a -file which contains five lines of text. -this is of course a very short file -by any ordinary standards, although -on UNIX most files are rather short. -#copyin -#user -#uncopyin -#match steve -#log -#next -3.2b 5 diff --git a/usr.bin/learn/lib/files/L3.2b b/usr.bin/learn/lib/files/L3.2b deleted file mode 100644 index e99f3ba4f35..00000000000 --- a/usr.bin/learn/lib/files/L3.2b +++ /dev/null @@ -1,32 +0,0 @@ -#print -The "cat" command can also print several files -at once. In fact, it is named "cat" as an abbreviation -for "concatenate". To print the files named "dog" -and "mouse" in succession, you could either -type: - cat dog - cat mouse -or just - cat dog mouse -If you print them with one command, -the files are listed in sequence with nothing -between them. - -This directory contains two files -named "chester" and "charley". What is the -longest word in either file? Type "answer WORD" -where WORD is the longest word you find. -#create charley -most of this file is short but at one place -there is a surprisingly long word. -#create chester -and of the but here now stop go -#copyin -#user -#uncopyin -#match surprisingly -#log -#next -4.1a 10 -4.2a 5 -4.3a 2 diff --git a/usr.bin/learn/lib/files/L3.3a b/usr.bin/learn/lib/files/L3.3a deleted file mode 100644 index 1b082b22f9a..00000000000 --- a/usr.bin/learn/lib/files/L3.3a +++ /dev/null @@ -1,18 +0,0 @@ -#print -A file can be printed on your terminal -by using the "cat" command. Just say -"cat file" where "file" is the file name. -For example, there is a file named -"food" in this directory. List it -by saying "cat food"; then type "ready". -#create food - this is the file - named food. -#copyout -#user -#uncopyout -tail -2 .ocopy >X1 -#cmp X1 food -#log -#next -3.3b 2 diff --git a/usr.bin/learn/lib/files/L3.3b b/usr.bin/learn/lib/files/L3.3b deleted file mode 100644 index 525d4d2d90d..00000000000 --- a/usr.bin/learn/lib/files/L3.3b +++ /dev/null @@ -1,23 +0,0 @@ -#print -Of course, you can print any file with "cat". -In particular, it is common to first use -"ls" to find the name of a file and then "cat" -to print it. Note the difference between -"ls", which tells you the name of the files, -and "cat", which tells you the contents. - -One file in the current directory is named for -a President. Print the file, then type "ready". -#create roosevelt - this file is named roosevelt - and contains three lines of - text. -#copyout -#user -#uncopyout -cp .ocopy X2 -tail -3 .ocopy >X1 -#cmp X1 roosevelt -#log -#next -3.2b 2 diff --git a/usr.bin/learn/lib/files/L4.1a b/usr.bin/learn/lib/files/L4.1a deleted file mode 100644 index cbc3f2db660..00000000000 --- a/usr.bin/learn/lib/files/L4.1a +++ /dev/null @@ -1,17 +0,0 @@ -#print -The "ls" command may be given with one -or more file names. In that case, -it will tell which which of the files exist. -How many of the files "doug", "dave", and -"dennis" exist in this directory? Find out -and then type "answer N" where N is the number -you found. -#create dennis -#create doug -#copyin -#user -#uncopyin -#match 2 -#log -#next -5.1a 10 diff --git a/usr.bin/learn/lib/files/L4.2a b/usr.bin/learn/lib/files/L4.2a deleted file mode 100644 index 596ff43afa3..00000000000 --- a/usr.bin/learn/lib/files/L4.2a +++ /dev/null @@ -1,19 +0,0 @@ -#print -If a file name is given with the "ls" command, -it tells you whether that file exists. -The file name is listed if the file exists; -if it doesn't, a complaint is typed. -For example, - ls george -will type "george" if the file exists, -and "george not found" if it is missing. - -Is there a file named "alexander" in the -current directory? Find out, then type "yes" or "no". -#copyin -#user -#uncopyin -#match no -#log -#next -4.2b 10 diff --git a/usr.bin/learn/lib/files/L4.2b b/usr.bin/learn/lib/files/L4.2b deleted file mode 100644 index e0e97bcc343..00000000000 --- a/usr.bin/learn/lib/files/L4.2b +++ /dev/null @@ -1,21 +0,0 @@ -#print -You can inquire about several files at once -with the "ls" command. If you type, for example, - ls fee fi fo fum -you will be told which of the four files "fee", "fi", "fo", -and "fum" exist. In the current directory only one -of the files "grover", "gerald", or "george" exists. -Find out which one; then rename it "grant". -Type "ready" when you are done. -#create gerald -file -#create garbage -garbage it is. -#user -#create X1 -file -# -cmp -s X1 grant && test ! -r gerald -#log -#next -5.1a 10 diff --git a/usr.bin/learn/lib/files/L4.3a b/usr.bin/learn/lib/files/L4.3a deleted file mode 100644 index fa380b99d4d..00000000000 --- a/usr.bin/learn/lib/files/L4.3a +++ /dev/null @@ -1,20 +0,0 @@ -#print -You can use the "ls" command to ask whether -a single file exists without listing the entire -directory. For example, "ls george" will list -"george" if there is a file with that name, and -complain if there is not one. This directory -contains a file named "arthur" but no file named -"alan". You can verify that by typing the -ordinary "ls" command. Then try typing "ls arthur" -to see what happens, and follow that by "ls alan". -Then type "ready". -#create arthur -xxx -#copyin -#user -#uncopyin -grep 'ls arthur' .copy >/dev/null && grep 'ls alan' .copy >/dev/null -#log -#next -4.3b 0 diff --git a/usr.bin/learn/lib/files/L4.3b b/usr.bin/learn/lib/files/L4.3b deleted file mode 100644 index 3aec8729644..00000000000 --- a/usr.bin/learn/lib/files/L4.3b +++ /dev/null @@ -1,20 +0,0 @@ -#print -With the "ls" command, you can inquire about several -specific files at once. For example, in the previous -case, you could type - -ls arthur alan - -and be told about both files. - -Which one of the files "bruce" and "ben" exists? -Type "answer NAME", where NAME is the one you find. -#create bruce -bruce -#copyin -#user -#uncopyin -#match bruce -#log -#next -4.3c 2 diff --git a/usr.bin/learn/lib/files/L4.3c b/usr.bin/learn/lib/files/L4.3c deleted file mode 100644 index 11b9adedceb..00000000000 --- a/usr.bin/learn/lib/files/L4.3c +++ /dev/null @@ -1,16 +0,0 @@ -#print -Your directory contains only one of the following -files: "richard", "robert", "ralph", "roger". Find out -which one exists, and print the contents of that file -on your terminal (remember the "cat" command?). -Then type "ready". -#create robert -this is the contents of file -robert which you had to print. -#copyin -#user -#uncopyin -grep 'cat rob' .copy >/dev/null -#log -#next -5.1a 10 diff --git a/usr.bin/learn/lib/files/L5.1a b/usr.bin/learn/lib/files/L5.1a deleted file mode 100644 index 6e206f480fb..00000000000 --- a/usr.bin/learn/lib/files/L5.1a +++ /dev/null @@ -1,34 +0,0 @@ -#print -Most UNIX commands, like "ls" and "cat", let you -specify any number of file names after the command. -To make this as easy as possible, there are some -ways to abbreviate file names. This is usually -faster and more accurate than typing out the list in full. - -For example, when the character "?" is used in a file name, -it will represent any character that might be -in a file name. That is, the name "a?" is -an abbreviation for the files "a1", "a2", "aa", -and so forth. You can say - ls a? -and if there are any file names beginning with -"a" that are exactly two letters long, the computer -will tell you their names. Try that here. -First list all the file names with "ls"; then type - ls a? -to get all the two letter names beginning with "a". -Then type "ready". -#create a1 -#create a12 -#create abcdef -#create ax -#create aa -#copyin -#user -#uncopyin -grep '^ls a?$' .copy >/dev/null -#log -#next -5.1b 0 -5.1c 5 -5.1e 10 diff --git a/usr.bin/learn/lib/files/L5.1b b/usr.bin/learn/lib/files/L5.1b deleted file mode 100644 index 7f4b44c71ae..00000000000 --- a/usr.bin/learn/lib/files/L5.1b +++ /dev/null @@ -1,20 +0,0 @@ -#print -Will the name - xyz -be selected by the pattern - x? -in an "ls" command? -Type "yes" or "no". If you -have trouble, there is such a file -in the current directory, -so you can find out by trial and error. -(For example, you might do an ordinary "ls" -and then try "ls x?" and compare the results.) -#create xyz -#copyin -#user -#uncopyin -#match no -#log -#next -5.1c 0 diff --git a/usr.bin/learn/lib/files/L5.1c b/usr.bin/learn/lib/files/L5.1c deleted file mode 100644 index 39b88950421..00000000000 --- a/usr.bin/learn/lib/files/L5.1c +++ /dev/null @@ -1,26 +0,0 @@ -#print -The "?" may appear anywhere in the name. -For example you can type - a?bc -to match the list of names - axbc, aybc, a3bc -and so forth. -But the number of characters must always agree. -How many of the following file names -are matched by "x?xx"? - x1xx, y1xx, x1xxa, xxx -Type "answer N" where N is the number of matching names. -You can experiment in the current directory to -check your answer before typing it. -#create x1xx -#create x1xxa -#create y1xx -#create xxx -#copyin -#user -#uncopyin -#match 1 -#log -#next -5.1d 0 -5.1e 5 diff --git a/usr.bin/learn/lib/files/L5.1d b/usr.bin/learn/lib/files/L5.1d deleted file mode 100644 index 38ebe8449fa..00000000000 --- a/usr.bin/learn/lib/files/L5.1d +++ /dev/null @@ -1,14 +0,0 @@ -#print -Will the name - ?xx -match "axx"? Again, you may -experiment before typing your -answer. -#create axx -#copyin -#user -#uncopyin -#match yes -#log -#next -5.1e 0 diff --git a/usr.bin/learn/lib/files/L5.1e b/usr.bin/learn/lib/files/L5.1e deleted file mode 100644 index 03c4142b9cb..00000000000 --- a/usr.bin/learn/lib/files/L5.1e +++ /dev/null @@ -1,29 +0,0 @@ -#print -Not only may the ? appear anywhere in a name, -but there may be several ? characters in it. -For example, - g??rge -will match "george" and "goerge", among others. -And "a??" will match "abc" or "a11" (but NOT "ax"). -Look at the files in the current directory and decide -how many names the pattern - a?b?c -will select. Again, you can try this out -by comparing an ordinary "ls" with "ls a?b?c" -to see what happens. When you figure -out how many names are selected, -type "answer N" where N is the number of file names. -#create a0b0c -#create a0bc -#create a0x0c -#create a1bxc -#create aabbc -#create azbzcz -#copyin -#user -#uncopyin -#match 3 -#log -#next -6.1a 5 -6.2a 2 diff --git a/usr.bin/learn/lib/files/L6.1a b/usr.bin/learn/lib/files/L6.1a deleted file mode 100644 index 0eead332963..00000000000 --- a/usr.bin/learn/lib/files/L6.1a +++ /dev/null @@ -1,33 +0,0 @@ -#print -Since the "?" character only matches single characters, -it isn't useful for such questions as "how many files -have names beginning with g?" There is another character, - * -which can be used in patterns for file names, and which matches -any number of characters of any sort. Thus - g* -matches anything beginning with g. -And - *x -matches anything ending in x. -There is one file in this directory whose name ends -in "memo". Find out that file name -and print the contents of the file. Then type "ready". -#create mymemo -This is the 7-line file "mymemo"; you should -have typed "ls *memo", which would print -"mymemo", and then typed the -command "cat mymemo". -Or just plain "cat *memo" would have worked. -But whatever you did, you got it right -and now you can type "ready". -#copyout -#user -#uncopyout -tail -7 .ocopy >X2 -#cmp mymemo X2 -#log -#next -6.1b 0 -6.1c 5 -6.1e 10 diff --git a/usr.bin/learn/lib/files/L6.1b b/usr.bin/learn/lib/files/L6.1b deleted file mode 100644 index f7f0d01ea35..00000000000 --- a/usr.bin/learn/lib/files/L6.1b +++ /dev/null @@ -1,14 +0,0 @@ -#print -Will the file name "abcd" -be matched by "a*d"? Again, -if you are not sure, you can experiment -in this directory with commands like -"ls" and "ls a*d". -#create abcd -#copyin -#user -#uncopyin -#match yes -#log -#next -6.1c diff --git a/usr.bin/learn/lib/files/L6.1c b/usr.bin/learn/lib/files/L6.1c deleted file mode 100644 index bf8d88489c3..00000000000 --- a/usr.bin/learn/lib/files/L6.1c +++ /dev/null @@ -1,13 +0,0 @@ -#print -There is one file in this directory whose name begins -with "g". Rename it so the "g" at the beginning -of the name is replaced by "h". -Then type ready. -#create g23 -g23, of course -#user -test -r h23 && test ! -r g23 -#log -#next -6.1d 0 -6.1e 5 diff --git a/usr.bin/learn/lib/files/L6.1d b/usr.bin/learn/lib/files/L6.1d deleted file mode 100644 index dcf8678dc7a..00000000000 --- a/usr.bin/learn/lib/files/L6.1d +++ /dev/null @@ -1,16 +0,0 @@ -#print -What does "*b*" match? Clearly, any file -with a "b" anywhere in its name. Similarly, -how many files in this directory have -"se" somewhere in their name? -Type "answer N" when you figure it out. -#create arise -#create reset -#create set -#copyin -#user -#uncopyin -#match 3 -#log -#next -6.1e diff --git a/usr.bin/learn/lib/files/L6.1e b/usr.bin/learn/lib/files/L6.1e deleted file mode 100644 index cc640d4625d..00000000000 --- a/usr.bin/learn/lib/files/L6.1e +++ /dev/null @@ -1,19 +0,0 @@ -#print -There is exactly one file name which matches both - ab* -and - a?d -in the current directory. What is it? -Type "answer NAME" where NAME is its name. -#create abc -#create abd -#create add -#copyin -#user -#uncopyin -#match abd -#log -#next -7.1a 10 -7.2a 5 -7.3a 2 diff --git a/usr.bin/learn/lib/files/L6.2a b/usr.bin/learn/lib/files/L6.2a deleted file mode 100644 index b94e7b54f02..00000000000 --- a/usr.bin/learn/lib/files/L6.2a +++ /dev/null @@ -1,34 +0,0 @@ -#print -Since the '?' character only matches single -characters in file names, it is not useful for -questions like "how many files have names which -begin with the letter g?" There is another character - * -which can be used in patterns for file names -and matches any number of any kind of characters. -So - g* -selects all file names beginning with g, and - *x -selects all file names which end in x. Try - ls *x -How many files match? -Compare with an ordinary - ls -if you like. Type "answer N" eventually where -N is the number of files whose names end in "x". -#create abcx -#create abcxdef -#create memox -#create memoy -#create memoz -#create x -#create x53x -#copyin -#user -#uncopyin -#match 4 -#log -#next -6.2b 8 -6.1a 1 diff --git a/usr.bin/learn/lib/files/L6.2b b/usr.bin/learn/lib/files/L6.2b deleted file mode 100644 index faaf442be9f..00000000000 --- a/usr.bin/learn/lib/files/L6.2b +++ /dev/null @@ -1,22 +0,0 @@ -#print -There is one file in this directory whose name ends -in "memo". Find out that file name and print -the contents of the file. Then type "ready". -#create mymemo -This is the 7-line file "mymemo"; you should -have typed "ls *memo", which would print -"mymemo", and then typed the -command "cat mymemo". -Or just plain "cat *memo" would have worked. -But whatever you did, you got it right -and now you can type "ready". -#copyout -#user -#uncopyout -tail -7 .ocopy >X2 -#cmp mymemo X2 -#log -#next -6.1b 0 -6.1c 5 -6.1e 10 diff --git a/usr.bin/learn/lib/files/L7.1a b/usr.bin/learn/lib/files/L7.1a deleted file mode 100644 index 871f82f26d4..00000000000 --- a/usr.bin/learn/lib/files/L7.1a +++ /dev/null @@ -1,38 +0,0 @@ -#print -Sometimes ? is too flexible, and you -only want to allow a few characters. For example, -you might want to abbreviate - ls memo.ab memo.ac -without picking up "memo.ad", memo.ae", etc. -You can match one of a set of particular characters by -putting them in brackets "[]" in the list you use with "ls". -For example, - [bc] -matches either b or c but no other letters, -so "ls memo.a[bc]" is the abbreviation for -"ls memo.ab memo.ac". -You can have as many characters as needed between [ and ]. - -Type the "ls" command that recognizes - a1cat - a2cat - a3cat -and no other files. Then type "ready". -#create a1bat -#create a1cat -#create a2cat -#create a3cat -#create a4cat -#create acat -#copyin -#user -#uncopyin -#match ls a[123]cat -#match ls a[1-3]cat -#match ls a1cat a2cat a3cat -You were supposed to use a[123]cat. -Imagine doing it your way with 10 files. -#log -#next -8.1a 10 -8.2a 5 diff --git a/usr.bin/learn/lib/files/L7.2a b/usr.bin/learn/lib/files/L7.2a deleted file mode 100644 index 5f51b4bf6e9..00000000000 --- a/usr.bin/learn/lib/files/L7.2a +++ /dev/null @@ -1,30 +0,0 @@ -#print -Sometimes ? is too flexible, and you -only want to allow a few characters. For example, -you might want to abbreviate - ls memo.ab memo.ac -without picking up "memo.ad", "memo.ae", and so forth. -You can match one of a set of particular characters by -putting them in brackets "[]" in the list you use with "ls". -For example, - [bc] -matches either b or c but no other letters. Thus - ls memo.a[bc] -will list exactly "memo.ab" and "memo.ac" if present. - -How many of the files - xya, xyb, xyc, xyd -exist in this directory? -Type "answer N" where N is the number. -#create xyb -#create xyc -#create xye -#create xyf -#create xy1 -#copyin -#user -#uncopyin -#match 2 -#log -#next -7.2b 10 diff --git a/usr.bin/learn/lib/files/L7.2b b/usr.bin/learn/lib/files/L7.2b deleted file mode 100644 index a86c7f8d288..00000000000 --- a/usr.bin/learn/lib/files/L7.2b +++ /dev/null @@ -1,32 +0,0 @@ -#print -You can put any number of characters between [..] -characters, as in - [abcdef] -which matches any of the six letters from a to f; -and you can put something like that anywhere in a pattern -for a file name. For example, - ls [abcd]x -matches any of - ax, bx, cx, dx -You can also combine this with other operators such as -* or ?. For example, - ls [ab]? -matches all two-letter names beginning with a or b. -How would you ask for all names, of any length, ending -in 1 2 or 3? -You can experiment in this directory; eventually, -type the "ls" command you decide on followed by "ready". -#create a1 -#create a12 -#create a1a -#create a2 -#create a23 -#create aa1 -#create abc1 -#copyin -#user -#uncopyin -#match ls *[123] -#log -#next -8.1a 10 diff --git a/usr.bin/learn/lib/files/L7.3a b/usr.bin/learn/lib/files/L7.3a deleted file mode 100644 index f757a518a0c..00000000000 --- a/usr.bin/learn/lib/files/L7.3a +++ /dev/null @@ -1,28 +0,0 @@ -#print -Sometimes ? is too flexible, and you -only want to allow a few characters. For example, -you might want to abbreviate - ls memo.ab memo.ac -without picking up "memo.ad", "!"memo.ae", and so forth. -You can match one of a set of particular characters by -putting them in brackets "[]" in the list you use with "ls". -For example, - [bc] -matches either b or c but no other letters. -Thus the command - ls memo.a[bc] -would match "memo.ab", "memo.ac", and nothing else. -Try that command in this directory: type a plain -"ls" first, and then "ls memo.a[bc]". -How many files does "ls memo.a[bc]" match? -Type "answer N" where N is the number. -#create memo.ab -#create memo.abc -#create memo.bc -#copyin -#user -#uncopyin -#match 1 -#log -#next -7.3b 2 diff --git a/usr.bin/learn/lib/files/L7.3b b/usr.bin/learn/lib/files/L7.3b deleted file mode 100644 index 1d3b1072f53..00000000000 --- a/usr.bin/learn/lib/files/L7.3b +++ /dev/null @@ -1,17 +0,0 @@ -#print -You can use the [] characters anywhere you want -in a file name. For example, - ls a[bc]d -would match abd or acd, right? -What is the command that finds out how -many files are named "ax" or "bx"? -Type that command, then "ready". -#create ax -#create bx -#copyin -#user -#uncopyin -#match ls [ab]x -#log -#next -7.3c 2 diff --git a/usr.bin/learn/lib/files/L7.3c b/usr.bin/learn/lib/files/L7.3c deleted file mode 100644 index 8b87957631c..00000000000 --- a/usr.bin/learn/lib/files/L7.3c +++ /dev/null @@ -1,23 +0,0 @@ -#print -You can put any number of characters between the -brackets. For example, - ab[123456789] -could match up to 9 names, of the sort - ab1, ab2, ab3, ab4, ab5, ... -How many of the following names exist in this -directory? - p1end, p2end, p3end, p4end, p5end -Check with a ordinary "ls". Type "answer N" when you -know. -#once #create p1end -#once #create p3endx -#once #create p4end -#once #create p6end -#copyin -#user -#uncopyin -#match 2 -#log -#next -8.1a 10 -8.2a 5 diff --git a/usr.bin/learn/lib/files/L8.1a b/usr.bin/learn/lib/files/L8.1a deleted file mode 100644 index 2228490e877..00000000000 --- a/usr.bin/learn/lib/files/L8.1a +++ /dev/null @@ -1,25 +0,0 @@ -#print -Sometimes you want to request one of a limited -range of characters. This is possible with an -expression like - [a-d] -which matches a, b, c, or d. Thus, to take -some combinations - ab[c-f] -matches - abc, abd, abe, abf -Try typing "ls a[0-9]" -and see how many files it matches. Type that -number in the form "answer N". -#create a0 -#create a1 -#create a5 -#create ax -#copyin -#user -#uncopyin -#match 3 -#log -#next -9.1a 10 -9.2a 4 diff --git a/usr.bin/learn/lib/files/L8.2a b/usr.bin/learn/lib/files/L8.2a deleted file mode 100644 index 6b59b79f2f2..00000000000 --- a/usr.bin/learn/lib/files/L8.2a +++ /dev/null @@ -1,16 +0,0 @@ -#print -Will the command - ls georg[a-f] -match the name - george -Type yes or no. -Experiment first if you want. -#create george -#copyin -#user -#uncopyin -#match yes -#log -#next -8.2b 5 -9.1a 10 diff --git a/usr.bin/learn/lib/files/L8.2b b/usr.bin/learn/lib/files/L8.2b deleted file mode 100644 index 8fd3ef86c29..00000000000 --- a/usr.bin/learn/lib/files/L8.2b +++ /dev/null @@ -1,23 +0,0 @@ -#print -The command - ls [aeiou]*.c -will match all but one of the following names. - e.c - alpha.c - edward - u23.c -Which one? Type "answer NAME" where NAME -is the file that doesn't match. You can experiment -first, as usual. -#create alpha.c -#create e.c -#create edward -#create u23.c -#copyin -#user -#uncopyin -#match edward -#log -#next -8.2c 5 -9.1a 10 diff --git a/usr.bin/learn/lib/files/L8.2c b/usr.bin/learn/lib/files/L8.2c deleted file mode 100644 index 9a8764632a8..00000000000 --- a/usr.bin/learn/lib/files/L8.2c +++ /dev/null @@ -1,27 +0,0 @@ -#print -As an example more complicated than you will -probably ever need, consider - ?[a-c]* -which matches what? Well the first character -can be anything; the second must be a, b, or c; and -nothing matters thereafter. So it matches - aaa - abc - xa - 3c25 -but not - a - ghi -and so forth. -Will it match - %a25 -Try some experiments, then type yes or no. -#create %a25 -#copyin -#user -#uncopyin -#match yes -#log -#next -9.1a 10 -9.2a 4 diff --git a/usr.bin/learn/lib/files/L9.1a b/usr.bin/learn/lib/files/L9.1a deleted file mode 100644 index 2da6ae37899..00000000000 --- a/usr.bin/learn/lib/files/L9.1a +++ /dev/null @@ -1,36 +0,0 @@ -#print -The patterns for selecting file names that have been discussed -can be used with other commands than "ls". For example, -they can be used with the "cat" command to print files. -It is common for a memo stored in several -files to use files named "part1", "part2", etc. -so that commands like - cat part* -will print everything. -In this directory there are several -short files named "sec0", "sec1", "sec3", -and so forth. -There are various names of animals in the files; -find out the largest animal named in the files -and type "answer NAME" where NAME is that animal. -#create sec0 -dog mouse cat -#create sec1 -rabbit weasel -pig hamster -#create sec2 -this file doesn't happen -to have any animal names in it. -#create sec3 -fox elephant sheep -duck rat -#create sec4 -groundhog bobcat -mole beaver -#copyin -#user -#uncopyin -#match elephant -#log -#next -10.1a 10 diff --git a/usr.bin/learn/lib/files/L9.2a b/usr.bin/learn/lib/files/L9.2a deleted file mode 100644 index eac03df5102..00000000000 --- a/usr.bin/learn/lib/files/L9.2a +++ /dev/null @@ -1,30 +0,0 @@ -#print -You can use patterns for file names with commands -other than "ls". For example, you can use them with -the "cat" command to print files. -This directory has three files named - parta - partb - partc -You can use - cat part? -to print all of them. Try that; then -type "ready". -#create parta -This is file parta; -it has two lines. -#create partb -File partb here - has only one line. -#create partc -And now in file partc, which has -the enormous total of -three lines. -#create partxxx -You shouldn't have printed this one. -#copyin -#user -#uncopyin -grep 'cat part?' .copy >/dev/null -#log -#next -9.2b 5 diff --git a/usr.bin/learn/lib/files/L9.2b b/usr.bin/learn/lib/files/L9.2b deleted file mode 100644 index 64b9b0970d5..00000000000 --- a/usr.bin/learn/lib/files/L9.2b +++ /dev/null @@ -1,22 +0,0 @@ -#print -You can also use the "*" operator. For example, -print the contents of all the files in this -directory whose names begin with the letter 'p'. -Use just one "cat" command. -Then type "ready". -#create p1 -There are only two such files. This is the first -one and it is two lines long. -#create ppx - -This is the second file. Its first line -is blank, and then there are three lines of -text of which this is the last. -#copyin -#user -#uncopyin -grep 'cat p\*' .copy >/dev/null -#log -#next -10.1a 10 -9.2c 5 diff --git a/usr.bin/learn/lib/files/L9.2c b/usr.bin/learn/lib/files/L9.2c deleted file mode 100644 index ed1c330878a..00000000000 --- a/usr.bin/learn/lib/files/L9.2c +++ /dev/null @@ -1,26 +0,0 @@ -#print -And as an example of the [] operators again, -print all the files in this directory whose -names begin with either 'a' or 'c'. -That will tell you to type either 'yes' -or 'no' - do what it says. -#create a1 -Type -#create a2 -y -#create b -n -o -#create cxx -e -#create cz23 -s -(on one line, please) -#copyin -#user -#uncopyin -#match yes -#log -#next -10.1a 10 -10.3a 2 |