Mercurial > hg > xemacs-beta
comparison man/new-users-guide/files.texi @ 290:c9fe270a4101 r21-0b43
Import from CVS: tag r21-0b43
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date | Mon, 13 Aug 2007 10:36:47 +0200 |
parents | 376386a54a3c |
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69 with the specified name will be created. If you do not wish to create a | 69 with the specified name will be created. If you do not wish to create a |
70 new directory, then simply press @kbd{C-g} to quit the | 70 new directory, then simply press @kbd{C-g} to quit the |
71 command. Similarly, you can also remove a directory by using the command | 71 command. Similarly, you can also remove a directory by using the command |
72 @kbd{remove-directory}. The command @kbd{M-x pwd} will print the current | 72 @kbd{remove-directory}. The command @kbd{M-x pwd} will print the current |
73 buffer's default directory. For more information on file names, | 73 buffer's default directory. For more information on file names, |
74 @xref{File Names,,,,XEmacs User's Manual}. | 74 @xref{File Names,,,xemacs,XEmacs User's Manual}. |
75 | 75 |
76 | 76 |
77 @node Visiting, Saving Files, File Names, Files | 77 @node Visiting, Saving Files, File Names, Files |
78 @section Visiting Files | 78 @section Visiting Files |
79 @cindex visiting files | 79 @cindex visiting files |
195 @end table | 195 @end table |
196 | 196 |
197 You can also undo all the changes made since the file was visited or | 197 You can also undo all the changes made since the file was visited or |
198 saved by reading the text from the file again (called | 198 saved by reading the text from the file again (called |
199 @dfn{reverting}). For more information on this option, | 199 @dfn{reverting}). For more information on this option, |
200 @xref{Reverting,,,,XEmacs User's Manual}. | 200 @xref{Reverting,,,xemacs,XEmacs User's Manual}. |
201 | 201 |
202 @vindex make-backup-files | 202 @vindex make-backup-files |
203 When you save a file in Emacs, it destroys its old contents. However, | 203 When you save a file in Emacs, it destroys its old contents. However, |
204 if you set the variable @var{make-backup-files} to non-@var{nil} | 204 if you set the variable @var{make-backup-files} to non-@var{nil} |
205 i.e. @samp{t}, Emacs will create a @dfn{backup} file. Select the | 205 i.e. @samp{t}, Emacs will create a @dfn{backup} file. Select the |
207 documentation for this variable. Its default value should be | 207 documentation for this variable. Its default value should be |
208 @samp{t}. However, if its not then use @kbd{M-x set-variable} to set it | 208 @samp{t}. However, if its not then use @kbd{M-x set-variable} to set it |
209 to @samp{t} (@pxref{Setting Variables}). The backup file will contain | 209 to @samp{t} (@pxref{Setting Variables}). The backup file will contain |
210 the contents from the last time you visited the file. Emacs also | 210 the contents from the last time you visited the file. Emacs also |
211 provides options for creating numbered backups. For more information on | 211 provides options for creating numbered backups. For more information on |
212 backups, @xref{Backup,,,,XEmacs User's Manual}. | 212 backups, @xref{Backup,,,xemacs,XEmacs User's Manual}. |
213 | 213 |
214 @cindex auto saving | 214 @cindex auto saving |
215 Emacs also saves all the files from time to time so that in case of a | 215 Emacs also saves all the files from time to time so that in case of a |
216 system crash you don't lose lot of your work. You will see the message | 216 system crash you don't lose lot of your work. You will see the message |
217 @samp{Auto-saving...} displayed in the echo area when the buffer is | 217 @samp{Auto-saving...} displayed in the echo area when the buffer is |
218 being saved automatically. The auto saved files are named by putting the | 218 being saved automatically. The auto saved files are named by putting the |
219 character @samp{#} in front and back. For example a file called | 219 character @samp{#} in front and back. For example a file called |
220 "myfile.texinfo" would be named as @file{#myfile.texinfo#}. For | 220 "myfile.texinfo" would be named as @file{#myfile.texinfo#}. For |
221 information on controlling auto-saving and recovering data from | 221 information on controlling auto-saving and recovering data from |
222 auto-saving, @xref{Auto Save Files,,,,XEmacs User's Manual}. | 222 auto-saving, @xref{Auto Save Files,,,xemacs,XEmacs User's Manual}. |
223 | 223 |
224 @cindex simultaneous editing | 224 @cindex simultaneous editing |
225 Emacs provides protection from simultaneous editing which occurs if | 225 Emacs provides protection from simultaneous editing which occurs if |
226 two users are visiting the same file and trying to save their | 226 two users are visiting the same file and trying to save their |
227 changes. It will put a lock on a file which is being visited and | 227 changes. It will put a lock on a file which is being visited and |
228 modified. If any other user tries to modify that file, it will inform | 228 modified. If any other user tries to modify that file, it will inform |
229 the user about the lock and provide some | 229 the user about the lock and provide some |
230 options. For more information on protection against simultaneous | 230 options. For more information on protection against simultaneous |
231 editing, @xref{Interlocking,,,,XEmacs User's Manual}. | 231 editing, @xref{Interlocking,,,xemacs,XEmacs User's Manual}. |
232 | 232 |
233 | 233 |
234 | 234 |
235 | 235 |
236 | 236 |