Mercurial > hg > xemacs-beta
comparison src/buffer.c @ 276:6330739388db r21-0b36
Import from CVS: tag r21-0b36
author | cvs |
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date | Mon, 13 Aug 2007 10:30:37 +0200 |
parents | c5d627a313b1 |
children | 90d73dddcdc4 |
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275:a68ae4439f57 | 276:6330739388db |
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1135 Any undo records it already has are discarded. | 1135 Any undo records it already has are discarded. |
1136 No argument or nil as argument means do this for the current buffer. | 1136 No argument or nil as argument means do this for the current buffer. |
1137 */ | 1137 */ |
1138 (buffer)) | 1138 (buffer)) |
1139 { | 1139 { |
1140 /* Allowing nil is an Emacs-ism */ | 1140 /* Allowing nil is an RMSism */ |
1141 struct buffer *real_buf = decode_buffer (buffer, 1); | 1141 struct buffer *real_buf = decode_buffer (buffer, 1); |
1142 real_buf->undo_list = Qt; | 1142 real_buf->undo_list = Qt; |
1143 return Qnil; | 1143 return Qnil; |
1144 } | 1144 } |
1145 | 1145 |
1147 Start keeping undo information for buffer BUFFER. | 1147 Start keeping undo information for buffer BUFFER. |
1148 No argument or nil as argument means do this for the current buffer. | 1148 No argument or nil as argument means do this for the current buffer. |
1149 */ | 1149 */ |
1150 (buffer)) | 1150 (buffer)) |
1151 { | 1151 { |
1152 /* Allowing nil is an Emacs-ism */ | 1152 /* Allowing nil is an RMSism */ |
1153 struct buffer *real_buf = decode_buffer (buffer, 1); | 1153 struct buffer *real_buf = decode_buffer (buffer, 1); |
1154 if (EQ (real_buf->undo_list, Qt)) | 1154 if (EQ (real_buf->undo_list, Qt)) |
1155 real_buf->undo_list = Qnil; | 1155 real_buf->undo_list = Qnil; |
1156 | 1156 |
1157 return Qnil; | 1157 return Qnil; |