Mercurial > octave
view liboctave/util/oct-rl-hist.c @ 21202:f7121e111991
maint: indent #ifdef blocks in liboctave and src directories.
* Array-C.cc, Array-b.cc, Array-ch.cc, Array-d.cc, Array-f.cc, Array-fC.cc,
Array-i.cc, Array-idx-vec.cc, Array-s.cc, Array-str.cc, Array-util.cc,
Array-voidp.cc, Array.cc, CColVector.cc, CDiagMatrix.cc, CMatrix.cc,
CNDArray.cc, CRowVector.cc, CSparse.cc, CSparse.h, DiagArray2.cc, MArray-C.cc,
MArray-d.cc, MArray-f.cc, MArray-fC.cc, MArray-i.cc, MArray-s.cc, MArray.cc,
MDiagArray2.cc, MSparse-C.cc, MSparse-d.cc, MSparse.h, MatrixType.cc,
PermMatrix.cc, Range.cc, Sparse-C.cc, Sparse-b.cc, Sparse-d.cc, Sparse.cc,
boolMatrix.cc, boolNDArray.cc, boolSparse.cc, chMatrix.cc, chNDArray.cc,
dColVector.cc, dDiagMatrix.cc, dMatrix.cc, dNDArray.cc, dRowVector.cc,
dSparse.cc, dSparse.h, dim-vector.cc, fCColVector.cc, fCDiagMatrix.cc,
fCMatrix.cc, fCNDArray.cc, fCRowVector.cc, fColVector.cc, fDiagMatrix.cc,
fMatrix.cc, fNDArray.cc, fRowVector.cc, idx-vector.cc, int16NDArray.cc,
int32NDArray.cc, int64NDArray.cc, int8NDArray.cc, intNDArray.cc,
uint16NDArray.cc, uint32NDArray.cc, uint64NDArray.cc, uint8NDArray.cc,
blaswrap.c, cquit.c, f77-extern.cc, f77-fcn.c, f77-fcn.h, lo-error.c, quit.cc,
quit.h, CmplxAEPBAL.cc, CmplxCHOL.cc, CmplxGEPBAL.cc, CmplxHESS.cc, CmplxLU.cc,
CmplxQR.cc, CmplxQRP.cc, CmplxSCHUR.cc, CmplxSVD.cc, CollocWt.cc, DASPK.cc,
DASRT.cc, DASSL.cc, EIG.cc, LSODE.cc, ODES.cc, Quad.cc, base-lu.cc, base-qr.cc,
dbleAEPBAL.cc, dbleCHOL.cc, dbleGEPBAL.cc, dbleHESS.cc, dbleLU.cc, dbleQR.cc,
dbleQRP.cc, dbleSCHUR.cc, dbleSVD.cc, eigs-base.cc, fCmplxAEPBAL.cc,
fCmplxCHOL.cc, fCmplxGEPBAL.cc, fCmplxHESS.cc, fCmplxLU.cc, fCmplxQR.cc,
fCmplxQRP.cc, fCmplxSCHUR.cc, fCmplxSVD.cc, fEIG.cc, floatAEPBAL.cc,
floatCHOL.cc, floatGEPBAL.cc, floatHESS.cc, floatLU.cc, floatQR.cc,
floatQRP.cc, floatSCHUR.cc, floatSVD.cc, lo-mappers.cc, lo-specfun.cc,
oct-convn.cc, oct-fftw.cc, oct-fftw.h, oct-norm.cc, oct-rand.cc,
oct-spparms.cc, randgamma.c, randmtzig.c, randpoisson.c, sparse-chol.cc,
sparse-dmsolve.cc, sparse-lu.cc, sparse-qr.cc, mx-defs.h, dir-ops.cc,
file-ops.cc, file-stat.cc, lo-sysdep.cc, mach-info.cc, oct-env.cc,
oct-group.cc, oct-openmp.h, oct-passwd.cc, oct-syscalls.cc, oct-time.cc,
oct-uname.cc, pathlen.h, sysdir.h, syswait.h, cmd-edit.cc, cmd-hist.cc,
data-conv.cc, f2c-main.c, glob-match.cc, lo-array-errwarn.cc,
lo-array-gripes.cc, lo-cutils.c, lo-cutils.h, lo-ieee.cc, lo-math.h,
lo-regexp.cc, lo-utils.cc, oct-base64.cc, oct-glob.cc, oct-inttypes.cc,
oct-inttypes.h, oct-locbuf.cc, oct-mutex.cc, oct-refcount.h, oct-rl-edit.c,
oct-rl-hist.c, oct-shlib.cc, oct-sort.cc, pathsearch.cc, singleton-cleanup.cc,
sparse-sort.cc, sparse-util.cc, statdefs.h, str-vec.cc, unwind-prot.cc,
url-transfer.cc, display-available.h, main-cli.cc, main-gui.cc, main.in.cc,
mkoctfile.in.cc, octave-config.in.cc, shared-fcns.h:
indent #ifdef blocks in liboctave and src directories.
author | Rik <rik@octave.org> |
---|---|
date | Sat, 06 Feb 2016 06:40:13 -0800 |
parents | cfb58d9805fa |
children | 40de9f8f23a6 |
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/* Copyright (C) 2000-2015 John W. Eaton This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #ifdef HAVE_CONFIG_H # include <config.h> #endif #include "oct-rl-hist.h" #if defined (USE_READLINE) #include <stdio.h> #include <stdlib.h> #include <string.h> #include <readline/history.h> /* check_history_control, hc_erasedup, and the core of octave_add_history were borrowed from Bash. */ /* Check LINE against what HISTCONTROL says to do. Returns 1 if the line should be saved; 0 if it should be discarded. */ static int check_history_control (const char *line, int history_control) { HIST_ENTRY *temp; int r; if (history_control == 0) return 1; /* ignorespace or ignoreboth */ if ((history_control & HC_IGNSPACE) && *line == ' ') return 0; /* ignoredups or ignoreboth */ if (history_control & HC_IGNDUPS) { using_history (); temp = previous_history (); r = (temp == 0 || strcmp (temp->line, line)); using_history (); if (r == 0) return r; } return 1; } /* Remove all entries matching LINE from the history list. Triggered when HISTCONTROL includes `erasedups'. */ static void hc_erasedups (const char *line) { HIST_ENTRY *temp; int r; using_history (); while ((temp = previous_history ())) { if (! strcmp (temp->line, line)) { r = where_history (); remove_history (r); } } using_history (); } /* Check LINE against HISTCONTROL and add it to the history if it's OK. Returns 1 if the line was saved in the history, 0 otherwise. */ int octave_add_history (const char *line, int history_control) { if (check_history_control (line, history_control)) { /* We're committed to saving the line. If the user has requested it, remove other matching lines from the history. */ if (history_control & HC_ERASEDUPS) hc_erasedups (line); add_history (line); return 1; } return 0; } int octave_where_history (void) { return where_history (); } int octave_history_length (void) { return history_length; } int octave_max_input_history (void) { return max_input_history; } int octave_history_base (void) { return history_base; } void octave_stifle_history (int n) { stifle_history (n); } int octave_unstifle_history (void) { return unstifle_history (); } int octave_history_is_stifled (void) { return history_is_stifled (); } int octave_history_set_pos (int n) { return history_set_pos (n); } int octave_read_history (const char *f) { return read_history (f); } void octave_using_history (void) { using_history (); } int octave_read_history_range (const char *f, int b, int e) { return read_history_range (f, b, e); } int octave_write_history (const char *f) { return write_history (f); } int octave_append_history (int n, const char *f) { return append_history (n, f); } int octave_history_truncate_file (const char *f, int n) { return history_truncate_file (f, n); } void octave_remove_history (int n) { HIST_ENTRY *discard = remove_history (n); if (discard) { if (discard->line) free (discard->line); free (discard); } } void octave_clear_history (void) { clear_history (); } char * octave_history_goto_mark (int n) { HIST_ENTRY *h; char *retval = 0; if (history_set_pos (n)) { h = current_history (); if (h) retval = h->line; } return retval; } char * octave_history_get (int n) { char *retval = 0; HIST_ENTRY *h = history_get (n); if (h) retval = h->line; return retval; } char ** octave_history_list (int limit, int number_lines) { static char **retval = 0; HIST_ENTRY **hlist = 0; if (retval) { char **p = retval; while (*p) free (*p++); free (retval); retval = 0; } hlist = history_list (); if (hlist) { int i, k; int beg = 0; int end = 0; while (hlist[end]) end++; beg = (limit < 0 || end < limit) ? 0 : (end - limit); retval = malloc ((size_t) (end - beg + 1) * sizeof (char **)); k = 0; for (i = beg; i < end; i++) { char *line = hlist[i]->line; size_t len = line ? strlen (line) : 0; char *tmp = malloc (len + 64); if (number_lines) sprintf (tmp, "%5d %s", i + history_base, line ? line : ""); else strcpy (tmp, line ? line : ""); retval[k++] = tmp; } retval[k] = 0; } return retval; } void octave_replace_history_entry (int which, const char *line) { HIST_ENTRY *discard = replace_history_entry (which, line, 0); if (discard) { if (discard->line) free (discard->line); free (discard); } } #endif