diff options
Diffstat (limited to 'src/fileio.c')
| -rw-r--r-- | src/fileio.c | 210 |
1 files changed, 102 insertions, 108 deletions
diff --git a/src/fileio.c b/src/fileio.c index 5c0233b79d..fd6e9db78f 100644 --- a/src/fileio.c +++ b/src/fileio.c @@ -2062,15 +2062,10 @@ readfile_linenr ( /* * Fill "*eap" to force the 'fileencoding', 'fileformat' and 'binary to be * equal to the buffer "buf". Used for calling readfile(). - * Returns OK or FAIL. */ -int prep_exarg(exarg_T *eap, buf_T *buf) +void prep_exarg(exarg_T *eap, buf_T *buf) { - eap->cmd = alloc((unsigned)(STRLEN(buf->b_p_ff) - + STRLEN(buf->b_p_fenc) - + 15)); - if (eap->cmd == NULL) - return FAIL; + eap->cmd = xmalloc(STRLEN(buf->b_p_ff) + STRLEN(buf->b_p_fenc) + 15); sprintf((char *)eap->cmd, "e ++ff=%s ++enc=%s", buf->b_p_ff, buf->b_p_fenc); eap->force_enc = 14 + (int)STRLEN(buf->b_p_ff); @@ -2080,7 +2075,6 @@ int prep_exarg(exarg_T *eap, buf_T *buf) eap->force_bin = buf->b_p_bin ? FORCE_BIN : FORCE_NOBIN; eap->read_edit = FALSE; eap->forceit = FALSE; - return OK; } /* @@ -5456,114 +5450,114 @@ void buf_reload(buf_T *buf, int orig_mode) /* set curwin/curbuf for "buf" and save some things */ aucmd_prepbuf(&aco, buf); - /* We only want to read the text from the file, not reset the syntax - * highlighting, clear marks, diff status, etc. Force the fileformat - * and encoding to be the same. */ - if (prep_exarg(&ea, buf) == OK) { - old_cursor = curwin->w_cursor; - old_topline = curwin->w_topline; - - if (p_ur < 0 || curbuf->b_ml.ml_line_count <= p_ur) { - /* Save all the text, so that the reload can be undone. - * Sync first so that this is a separate undo-able action. */ - u_sync(FALSE); - saved = u_savecommon(0, curbuf->b_ml.ml_line_count + 1, 0, TRUE); - flags |= READ_KEEP_UNDO; - } + // We only want to read the text from the file, not reset the syntax + // highlighting, clear marks, diff status, etc. Force the fileformat and + // encoding to be the same. - /* - * To behave like when a new file is edited (matters for - * BufReadPost autocommands) we first need to delete the current - * buffer contents. But if reading the file fails we should keep - * the old contents. Can't use memory only, the file might be - * too big. Use a hidden buffer to move the buffer contents to. - */ - if (bufempty() || saved == FAIL) - savebuf = NULL; - else { - /* Allocate a buffer without putting it in the buffer list. */ - savebuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); - if (savebuf != NULL && buf == curbuf) { - /* Open the memline. */ - curbuf = savebuf; - curwin->w_buffer = savebuf; - saved = ml_open(curbuf); - curbuf = buf; - curwin->w_buffer = buf; - } - if (savebuf == NULL || saved == FAIL || buf != curbuf - || move_lines(buf, savebuf) == FAIL) { - EMSG2(_("E462: Could not prepare for reloading \"%s\""), - buf->b_fname); - saved = FAIL; - } + prep_exarg(&ea, buf); + old_cursor = curwin->w_cursor; + old_topline = curwin->w_topline; + + if (p_ur < 0 || curbuf->b_ml.ml_line_count <= p_ur) { + /* Save all the text, so that the reload can be undone. + * Sync first so that this is a separate undo-able action. */ + u_sync(FALSE); + saved = u_savecommon(0, curbuf->b_ml.ml_line_count + 1, 0, TRUE); + flags |= READ_KEEP_UNDO; + } + + /* + * To behave like when a new file is edited (matters for + * BufReadPost autocommands) we first need to delete the current + * buffer contents. But if reading the file fails we should keep + * the old contents. Can't use memory only, the file might be + * too big. Use a hidden buffer to move the buffer contents to. + */ + if (bufempty() || saved == FAIL) + savebuf = NULL; + else { + /* Allocate a buffer without putting it in the buffer list. */ + savebuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); + if (savebuf != NULL && buf == curbuf) { + /* Open the memline. */ + curbuf = savebuf; + curwin->w_buffer = savebuf; + saved = ml_open(curbuf); + curbuf = buf; + curwin->w_buffer = buf; + } + if (savebuf == NULL || saved == FAIL || buf != curbuf + || move_lines(buf, savebuf) == FAIL) { + EMSG2(_("E462: Could not prepare for reloading \"%s\""), + buf->b_fname); + saved = FAIL; } + } - if (saved == OK) { - curbuf->b_flags |= BF_CHECK_RO; /* check for RO again */ - keep_filetype = TRUE; /* don't detect 'filetype' */ - if (readfile(buf->b_ffname, buf->b_fname, (linenr_T)0, - (linenr_T)0, - (linenr_T)MAXLNUM, &ea, flags) == FAIL) { - if (!aborting()) - EMSG2(_("E321: Could not reload \"%s\""), buf->b_fname); - if (savebuf != NULL && buf_valid(savebuf) && buf == curbuf) { - /* Put the text back from the save buffer. First - * delete any lines that readfile() added. */ - while (!bufempty()) - if (ml_delete(buf->b_ml.ml_line_count, FALSE) == FAIL) - break; - (void)move_lines(savebuf, buf); - } - } else if (buf == curbuf) { /* "buf" still valid */ - /* Mark the buffer as unmodified and free undo info. */ - unchanged(buf, TRUE); - if ((flags & READ_KEEP_UNDO) == 0) { - u_blockfree(buf); - u_clearall(buf); - } else { - /* Mark all undo states as changed. */ - u_unchanged(curbuf); - } + if (saved == OK) { + curbuf->b_flags |= BF_CHECK_RO; /* check for RO again */ + keep_filetype = TRUE; /* don't detect 'filetype' */ + if (readfile(buf->b_ffname, buf->b_fname, (linenr_T)0, + (linenr_T)0, + (linenr_T)MAXLNUM, &ea, flags) == FAIL) { + if (!aborting()) + EMSG2(_("E321: Could not reload \"%s\""), buf->b_fname); + if (savebuf != NULL && buf_valid(savebuf) && buf == curbuf) { + /* Put the text back from the save buffer. First + * delete any lines that readfile() added. */ + while (!bufempty()) + if (ml_delete(buf->b_ml.ml_line_count, FALSE) == FAIL) + break; + (void)move_lines(savebuf, buf); + } + } else if (buf == curbuf) { /* "buf" still valid */ + /* Mark the buffer as unmodified and free undo info. */ + unchanged(buf, TRUE); + if ((flags & READ_KEEP_UNDO) == 0) { + u_blockfree(buf); + u_clearall(buf); + } else { + /* Mark all undo states as changed. */ + u_unchanged(curbuf); } } - vim_free(ea.cmd); - - if (savebuf != NULL && buf_valid(savebuf)) - wipe_buffer(savebuf, FALSE); - - /* Invalidate diff info if necessary. */ - diff_invalidate(curbuf); + } + vim_free(ea.cmd); - /* Restore the topline and cursor position and check it (lines may - * have been removed). */ - if (old_topline > curbuf->b_ml.ml_line_count) - curwin->w_topline = curbuf->b_ml.ml_line_count; - else - curwin->w_topline = old_topline; - curwin->w_cursor = old_cursor; - check_cursor(); - update_topline(); - keep_filetype = FALSE; - { - win_T *wp; - tabpage_T *tp; + if (savebuf != NULL && buf_valid(savebuf)) + wipe_buffer(savebuf, FALSE); - /* Update folds unless they are defined manually. */ - FOR_ALL_TAB_WINDOWS(tp, wp) - if (wp->w_buffer == curwin->w_buffer - && !foldmethodIsManual(wp)) - foldUpdateAll(wp); - } - /* If the mode didn't change and 'readonly' was set, keep the old - * value; the user probably used the ":view" command. But don't - * reset it, might have had a read error. */ - if (orig_mode == curbuf->b_orig_mode) - curbuf->b_p_ro |= old_ro; + /* Invalidate diff info if necessary. */ + diff_invalidate(curbuf); - /* Modelines must override settings done by autocommands. */ - do_modelines(0); - } + /* Restore the topline and cursor position and check it (lines may + * have been removed). */ + if (old_topline > curbuf->b_ml.ml_line_count) + curwin->w_topline = curbuf->b_ml.ml_line_count; + else + curwin->w_topline = old_topline; + curwin->w_cursor = old_cursor; + check_cursor(); + update_topline(); + keep_filetype = FALSE; + { + win_T *wp; + tabpage_T *tp; + + /* Update folds unless they are defined manually. */ + FOR_ALL_TAB_WINDOWS(tp, wp) + if (wp->w_buffer == curwin->w_buffer + && !foldmethodIsManual(wp)) + foldUpdateAll(wp); + } + /* If the mode didn't change and 'readonly' was set, keep the old + * value; the user probably used the ":view" command. But don't + * reset it, might have had a read error. */ + if (orig_mode == curbuf->b_orig_mode) + curbuf->b_p_ro |= old_ro; + + /* Modelines must override settings done by autocommands. */ + do_modelines(0); /* restore curwin/curbuf and a few other things */ aucmd_restbuf(&aco); |