Mercurial > hg > xemacs-beta
comparison src/undo.c @ 373:6240c7796c7a r21-2b2
Import from CVS: tag r21-2b2
author | cvs |
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date | Mon, 13 Aug 2007 11:04:06 +0200 |
parents | 558f606b08ae |
children | 74fd4e045ea6 |
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372:49e1ed2d7ed8 | 373:6240c7796c7a |
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73 undo_prelude (struct buffer *b, int hack_pending_boundary) | 73 undo_prelude (struct buffer *b, int hack_pending_boundary) |
74 { | 74 { |
75 if (EQ (b->undo_list, Qt)) | 75 if (EQ (b->undo_list, Qt)) |
76 return (0); | 76 return (0); |
77 | 77 |
78 if (NILP (last_undo_buffer) || b != XBUFFER (last_undo_buffer)) | 78 if (NILP (last_undo_buffer) |
79 || (BUFFER_BASE_BUFFER (b) | |
80 != BUFFER_BASE_BUFFER (XBUFFER (last_undo_buffer)))) | |
79 { | 81 { |
80 undo_boundary (b); | 82 undo_boundary (b); |
81 XSETBUFFER (last_undo_buffer, b); | 83 XSETBUFFER (last_undo_buffer, b); |
82 } | 84 } |
83 | 85 |