Mercurial > octave
view liboctave/util/cmd-hist.cc @ 22402:4caa7b28d183
maint: Style check C++ code in liboctave/
* 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-util.h, Array-voidp.cc, Array.cc, Array.h, CColVector.cc, CColVector.h,
CDiagMatrix.cc, CDiagMatrix.h, CMatrix.cc, CMatrix.h, CNDArray.cc, CNDArray.h,
CRowVector.cc, CRowVector.h, CSparse.cc, CSparse.h, DiagArray2.cc,
DiagArray2.h, MArray-C.cc, MArray-d.cc, MArray-f.cc, MArray-fC.cc, MArray-i.cc,
MArray-s.cc, MArray.cc, MArray.h, MDiagArray2.cc, MDiagArray2.h, MSparse-C.cc,
MSparse-d.cc, MSparse.cc, MSparse.h, Matrix.h, MatrixType.cc, MatrixType.h,
PermMatrix.cc, PermMatrix.h, Range.cc, Range.h, Sparse-C.cc, Sparse-b.cc,
Sparse-d.cc, Sparse.cc, Sparse.h, boolMatrix.cc, boolMatrix.h, boolNDArray.cc,
boolNDArray.h, boolSparse.cc, boolSparse.h, chMatrix.cc, chMatrix.h,
chNDArray.cc, chNDArray.h, dColVector.cc, dColVector.h, dDiagMatrix.cc,
dDiagMatrix.h, dMatrix.cc, dMatrix.h, dNDArray.cc, dNDArray.h, dRowVector.cc,
dRowVector.h, dSparse.cc, dSparse.h, dim-vector.cc, dim-vector.h,
fCColVector.cc, fCColVector.h, fCDiagMatrix.cc, fCDiagMatrix.h, fCMatrix.cc,
fCMatrix.h, fCNDArray.cc, fCNDArray.h, fCRowVector.cc, fCRowVector.h,
fColVector.cc, fColVector.h, fDiagMatrix.cc, fDiagMatrix.h, fMatrix.cc,
fMatrix.h, fNDArray.cc, fNDArray.h, fRowVector.cc, fRowVector.h, idx-vector.cc,
idx-vector.h, int16NDArray.cc, int16NDArray.h, int32NDArray.cc, int32NDArray.h,
int64NDArray.cc, int64NDArray.h, int8NDArray.cc, int8NDArray.h, intNDArray.cc,
intNDArray.h, uint16NDArray.cc, uint16NDArray.h, uint32NDArray.cc,
uint32NDArray.h, uint64NDArray.h, uint8NDArray.h, blaswrap.c, cquit.c,
f77-extern.cc, f77-fcn.c, f77-fcn.h, lo-error.c, lo-error.h, quit.cc, quit.h,
liboctave-build-info.h, liboctave-build-info.in.cc, CollocWt.cc, CollocWt.h,
DAE.h, DAEFunc.h, DAERT.h, DAERTFunc.h, DASPK.cc, DASPK.h, DASRT.cc, DASRT.h,
DASSL.cc, DASSL.h, DET.h, EIG.cc, EIG.h, LSODE.cc, LSODE.h, ODE.h, ODEFunc.h,
ODES.cc, ODES.h, ODESFunc.h, Quad.cc, Quad.h, aepbalance.cc, aepbalance.h,
base-dae.h, base-de.h, base-min.h, bsxfun-decl.h, bsxfun-defs.cc, bsxfun.h,
chol.cc, chol.h, eigs-base.cc, eigs-base.h, fEIG.cc, fEIG.h, gepbalance.cc,
gepbalance.h, gsvd.cc, gsvd.h, hess.cc, hess.h, lo-amos-proto.h,
lo-arpack-proto.h, lo-blas-proto.h, lo-fftpack-proto.h, lo-lapack-proto.h,
lo-mappers.cc, lo-mappers.h, lo-qrupdate-proto.h, lo-ranlib-proto.h,
lo-slatec-proto.h, lo-specfun.cc, lo-specfun.h, lu.cc, lu.h, oct-convn.cc,
oct-fftw.cc, oct-fftw.h, oct-norm.h, oct-rand.cc, oct-rand.h, oct-spparms.cc,
oct-spparms.h, qr.cc, qr.h, qrp.cc, qrp.h, randgamma.cc, randgamma.h,
randmtzig.cc, randmtzig.h, randpoisson.cc, randpoisson.h, schur.cc, schur.h,
sparse-chol.cc, sparse-chol.h, sparse-dmsolve.cc, sparse-dmsolve.h,
sparse-lu.cc, sparse-lu.h, sparse-qr.cc, sparse-qr.h, svd.cc, svd.h,
Sparse-diag-op-defs.h, Sparse-op-decls.h, Sparse-op-defs.h,
Sparse-perm-op-defs.h, mx-base.h, mx-defs.h, mx-ext.h, mx-inlines.cc,
mx-op-decl.h, mx-op-defs.h, child-list.cc, child-list.h, dir-ops.cc, dir-ops.h,
file-ops.cc, file-ops.h, file-stat.cc, file-stat.h, lo-sysdep.cc, lo-sysdep.h,
mach-info.cc, mach-info.h, oct-env.cc, oct-env.h, oct-group.cc, oct-group.h,
oct-passwd.cc, oct-passwd.h, oct-syscalls.cc, oct-time.cc, oct-time.h,
oct-uname.cc, oct-uname.h, action-container.h, base-list.h, byte-swap.h,
caseless-str.h, cmd-edit.cc, cmd-edit.h, cmd-hist.cc, cmd-hist.h, data-conv.cc,
data-conv.h, f2c-main.c, functor.h, glob-match.cc, glob-match.h, kpse.cc,
kpse.h, lo-array-errwarn.cc, lo-array-errwarn.h, lo-array-gripes.cc,
lo-array-gripes.h, lo-cutils.c, lo-cutils.h, lo-hash.cc, lo-hash.h, lo-ieee.cc,
lo-ieee.h, lo-macros.h, lo-math.h, lo-regexp.cc, lo-regexp.h, lo-traits.h,
lo-utils.cc, lo-utils.h, oct-alloc.h, oct-base64.cc, oct-binmap.h, oct-cmplx.h,
oct-glob.cc, oct-glob.h, oct-inttypes-fwd.h, oct-inttypes.cc, oct-inttypes.h,
oct-locbuf.cc, oct-mutex.cc, oct-mutex.h, oct-refcount.h, oct-rl-edit.c,
oct-rl-edit.h, oct-rl-hist.c, oct-rl-hist.h, oct-shlib.cc, oct-shlib.h,
oct-sort.cc, oct-sort.h, oct-sparse.h, oct-string.cc, oct-string.h,
pathsearch.cc, pathsearch.h, singleton-cleanup.cc, singleton-cleanup.h,
sparse-sort.cc, sparse-sort.h, sparse-util.cc, sparse-util.h, str-vec.cc,
str-vec.h, sun-utils.h, unwind-prot.cc, unwind-prot.h, url-transfer.cc,
url-transfer.h, areadlink-wrapper.c, areadlink-wrapper.h,
async-system-wrapper.c, async-system-wrapper.h, base64-wrappers.c,
base64-wrappers.h, canonicalize-file-name-wrapper.c,
canonicalize-file-name-wrapper.h, dirent-wrappers.c, dirent-wrappers.h,
fcntl-wrappers.c, fcntl-wrappers.h, filepos-wrappers.c, filepos-wrappers.h,
fpucw-wrappers.c, fpucw-wrappers.h, gen-tempname-wrapper.c,
gen-tempname-wrapper.h, getopt-wrapper.c, glob-wrappers.c, hash-wrappers.c,
hash-wrappers.h, math-wrappers.c, math-wrappers.h, mkostemp-wrapper.c,
mkostemp-wrapper.h, nanosleep-wrapper.c, nanosleep-wrapper.h, nproc-wrapper.c,
nproc-wrapper.h, octave-popen2.c, octave-popen2.h, putenv-wrapper.c,
putenv-wrapper.h, set-program-name-wrapper.c, set-program-name-wrapper.h,
signal-wrappers.c, signal-wrappers.h, stat-wrappers.c, stat-wrappers.h,
strdup-wrapper.c, strdup-wrapper.h, strftime-wrapper.c, strftime-wrapper.h,
strmode-wrapper.c, strmode-wrapper.h, strptime-wrapper.c, strptime-wrapper.h,
time-wrappers.c, time-wrappers.h, tmpfile-wrapper.c, tmpfile-wrapper.h,
uname-wrapper.c, uname-wrapper.h, unistd-wrappers.c, unistd-wrappers.h,
unsetenv-wrapper.c, unsetenv-wrapper.h, vasprintf-wrapper.c,
vasprintf-wrapper.h, wait-for-input.c, wait-for-input.h, wait-wrappers.c,
wait-wrappers.h:
Wrap long lines < 80 characters. Update incorrect indentation.
author | Rik <rik@octave.org> |
---|---|
date | Mon, 29 Aug 2016 11:09:25 -0700 |
parents | c5b9c202e637 |
children | 48c00363dc74 |
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/* Copyright (C) 1996-2016 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/>. */ #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <cstring> #include <fstream> #include <iostream> #include <sstream> #include <string> #include "cmd-edit.h" #include "cmd-hist.h" #include "file-ops.h" #include "lo-error.h" #include "singleton-cleanup.h" #include "str-vec.h" #if defined (USE_READLINE) #include <cstdlib> #include "oct-rl-hist.h" #include "file-stat.h" #endif namespace octave { command_history *command_history::instance = 0; #if defined (USE_READLINE) class gnu_history : public command_history { public: gnu_history (void) : command_history (), mark (0) { } ~gnu_history (void) { } void do_process_histcontrol (const std::string&); std::string do_histcontrol (void) const; bool do_add (const std::string&); void do_remove (int); void do_clear (void); int do_where (void) const; int do_length (void) const; int do_max_input_history (void) const; int do_base (void) const; int do_current_number (void) const; void do_stifle (int); int do_unstifle (void); int do_is_stifled (void) const; void do_set_mark (int); int do_goto_mark (void); void do_read (const std::string&, bool); void do_read_range (const std::string&, int, int, bool); void do_write (const std::string&) const; void do_append (const std::string&); void do_truncate_file (const std::string&, int) const; string_vector do_list (int, bool) const; std::string do_get_entry (int) const; void do_replace_entry (int, const std::string&); void do_clean_up_and_save (const std::string&, int); private: int mark; }; void gnu_history::do_process_histcontrol (const std::string& control_arg) { history_control = 0; size_t len = control_arg.length (); size_t beg = 0; while (beg < len) { if (control_arg[beg] == ':') beg++; else { size_t end = control_arg.find (":", beg); if (end == std::string::npos) end = len; std::string tmp = control_arg.substr (beg, end-beg); if (tmp == "erasedups") history_control |= HC_ERASEDUPS; else if (tmp == "ignoreboth") history_control |= (HC_IGNDUPS | HC_IGNSPACE); else if (tmp == "ignoredups") history_control |= HC_IGNDUPS; else if (tmp == "ignorespace") history_control |= HC_IGNSPACE; else (*current_liboctave_warning_with_id_handler) ("Octave:history-control", "unknown histcontrol directive %s", tmp.c_str ()); if (end != std::string::npos) beg = end + 1; } } } std::string gnu_history::do_histcontrol (void) const { // FIXME: instead of reconstructing this value, should we just save // the string we were given when constructing the command_history object? std::string retval; if (history_control & HC_IGNSPACE) retval.append ("ignorespace"); if (history_control & HC_IGNDUPS) { if (retval.length () > 0) retval.append (":"); retval.append ("ignoredups"); } if (history_control & HC_ERASEDUPS) { if (retval.length () > 0) retval.append (":"); retval.append ("erasedups"); } return retval; } bool gnu_history::do_add (const std::string& s) { if (! do_ignoring_entries ()) { if (s.empty () || (s.length () == 1 && (s[0] == '\r' || s[0] == '\n'))) return false; // Strip newline before adding to list std::string stmp = s; int stmp_len = stmp.length (); if (stmp[stmp_len - 1] == '\n') stmp.resize (stmp_len - 1); int added = ::octave_add_history (stmp.c_str (), history_control); lines_this_session += added; return (added > 0) ? true : false; } return false; } void gnu_history::do_remove (int n) { ::octave_remove_history (n); } void gnu_history::do_clear (void) { ::octave_clear_history (); } int gnu_history::do_where (void) const { return ::octave_where_history (); } int gnu_history::do_length (void) const { return ::octave_history_length (); } int gnu_history::do_max_input_history (void) const { return ::octave_max_input_history (); } int gnu_history::do_base (void) const { return ::octave_history_base (); } int gnu_history::do_current_number (void) const { return (xsize > 0) ? do_base () + do_where () : -1; } void gnu_history::do_stifle (int n) { ::octave_stifle_history (n); } int gnu_history::do_unstifle (void) { return ::octave_unstifle_history (); } int gnu_history::do_is_stifled (void) const { return ::octave_history_is_stifled (); } void gnu_history::do_set_mark (int n) { mark = n; } int gnu_history::do_goto_mark (void) { if (mark) { char *line = ::octave_history_goto_mark (mark); if (line) { command_editor::insert_text (line); command_editor::clear_undo_list (); } } mark = 0; // FIXME: for operate_and_get_next. command_editor::remove_startup_hook (command_history::goto_mark); return 0; } void gnu_history::do_read (const std::string& f, bool must_exist) { if (! f.empty ()) { int status = ::octave_read_history (f.c_str ()); if (status != 0 && must_exist) { std::string msg = "reading file '" + f + "'"; error (status, msg); } else { lines_in_file = do_where (); ::octave_using_history (); } } else error ("gnu_history::read: missing filename"); } void gnu_history::do_read_range (const std::string& f, int from, int to, bool must_exist) { if (from < 0) from = lines_in_file; if (! f.empty ()) { int status = ::octave_read_history_range (f.c_str (), from, to); if (status != 0 && must_exist) { std::ostringstream buf; buf << "reading lines " << from << " to " << to << " from file '" << f << "'"; error (status, buf.str ()); } else { lines_in_file = do_where (); ::octave_using_history (); } } else error ("gnu_history::read_range: missing filename"); } void gnu_history::do_write (const std::string& f_arg) const { if (initialized) { std::string f = f_arg; if (f.empty ()) f = xfile; if (! f.empty ()) { int status = ::octave_write_history (f.c_str ()); if (status != 0) { std::string msg = "writing file '" + f + "'"; error (status, msg); } } else error ("gnu_history::write: missing filename"); } } void gnu_history::do_append (const std::string& f_arg) { if (initialized) { if (lines_this_session) { if (lines_this_session < do_where ()) { // Create file if it doesn't already exist. std::string f = f_arg; if (f.empty ()) f = xfile; if (! f.empty ()) { octave::sys::file_stat fs (f); if (! fs) { std::fstream tmp (f, std::ios::out); tmp.close (); } int status = ::octave_append_history (lines_this_session, f.c_str ()); if (status != 0) { std::string msg = "appending to file '" + f_arg + "'"; error (status, msg); } else lines_in_file += lines_this_session; lines_this_session = 0; } else error ("gnu_history::append: missing filename"); } } } } void gnu_history::do_truncate_file (const std::string& f_arg, int n) const { if (initialized) { std::string f = f_arg; if (f.empty ()) f = xfile; if (! f.empty ()) ::octave_history_truncate_file (f.c_str (), n); else error ("gnu_history::truncate_file: missing filename"); } } string_vector gnu_history::do_list (int limit, bool number_lines) const { string_vector retval; if (limit) retval = ::octave_history_list (limit, number_lines); return retval; } std::string gnu_history::do_get_entry (int n) const { std::string retval; char *line = ::octave_history_get (do_base () + n); if (line) retval = line; return retval; } void gnu_history::do_replace_entry (int which, const std::string& line) { ::octave_replace_history_entry (which, line.c_str ()); } void gnu_history::do_clean_up_and_save (const std::string& f_arg, int n) { if (initialized) { std::string f = f_arg; if (f.empty ()) f = xfile; if (! f.empty ()) { if (n < 0) n = xsize; stifle (n); do_write (f.c_str ()); } else error ("gnu_history::clean_up_and_save: missing filename"); } } #endif bool command_history::instance_ok (void) { bool retval = true; if (! instance) { make_command_history (); if (instance) singleton_cleanup_list::add (cleanup_instance); } if (! instance) (*current_liboctave_error_handler) ("unable to create command history object!"); return retval; } void command_history::make_command_history (void) { #if defined (USE_READLINE) instance = new gnu_history (); #else instance = new command_history (); #endif } void command_history::initialize (bool read_history_file, const std::string& f_arg, int sz, const std::string & control_arg) { if (instance_ok ()) instance->do_initialize (read_history_file, f_arg, sz, control_arg); } bool command_history::is_initialized (void) { // We just want to check the status of an existing instance, not // create one. return instance && instance->do_is_initialized (); } void command_history::set_file (const std::string& f_arg) { if (instance_ok ()) { std::string f = octave::sys::file_ops::tilde_expand (f_arg); instance->do_set_file (f); } } std::string command_history::file (void) { return (instance_ok ()) ? instance->do_file () : ""; } void command_history::process_histcontrol (const std::string& control_arg) { if (instance_ok ()) instance->do_process_histcontrol (control_arg); } std::string command_history::histcontrol (void) { return (instance_ok ()) ? instance->do_histcontrol () : ""; } void command_history::set_size (int n) { if (instance_ok ()) instance->do_set_size (n); } int command_history::size (void) { return (instance_ok ()) ? instance->do_size () : 0; } void command_history::ignore_entries (bool flag) { if (instance_ok ()) instance->do_ignore_entries (flag); } bool command_history::ignoring_entries (void) { return (instance_ok ()) ? instance->do_ignoring_entries () : false; } bool command_history::add (const std::string& s) { if (instance_ok ()) return instance->do_add (s); return false; } void command_history::remove (int n) { if (instance_ok ()) instance->do_remove (n); } void command_history::clear (void) { if (instance_ok ()) instance->do_clear (); } int command_history::where (void) { return (instance_ok ()) ? instance->do_where () : 0; } int command_history::length (void) { return (instance_ok ()) ? instance->do_length () : 0; } int command_history::max_input_history (void) { return (instance_ok ()) ? instance->do_max_input_history () : 0; } int command_history::base (void) { return (instance_ok ()) ? instance->do_base () : 0; } int command_history::current_number (void) { return (instance_ok ()) ? instance->do_current_number () : 0; } void command_history::stifle (int n) { if (instance_ok ()) instance->do_stifle (n); } int command_history::unstifle (void) { return (instance_ok ()) ? instance->do_unstifle () : 0; } int command_history::is_stifled (void) { return (instance_ok ()) ? instance->do_is_stifled () : 0; } void command_history::set_mark (int n) { if (instance_ok ()) instance->do_set_mark (n); } int command_history::goto_mark (void) { return (instance_ok ()) ? instance->do_goto_mark () : 0; } void command_history::read (bool must_exist) { read (file (), must_exist); } void command_history::read (const std::string& f, bool must_exist) { if (instance_ok ()) instance->do_read (f, must_exist); } void command_history::read_range (int from, int to, bool must_exist) { read_range (file (), from, to, must_exist); } void command_history::read_range (const std::string& f, int from, int to, bool must_exist) { if (instance_ok ()) instance->do_read_range (f, from, to, must_exist); } void command_history::write (const std::string& f) { if (instance_ok ()) instance->do_write (f); } void command_history::append (const std::string& f) { if (instance_ok ()) instance->do_append (f); } void command_history::truncate_file (const std::string& f, int n) { if (instance_ok ()) instance->do_truncate_file (f, n); } string_vector command_history::list (int limit, bool number_lines) { return (instance_ok ()) ? instance->do_list (limit, number_lines) : string_vector (); } std::string command_history::get_entry (int n) { return (instance_ok ()) ? instance->do_get_entry (n) : ""; } void command_history::replace_entry (int which, const std::string& line) { if (instance_ok ()) instance->do_replace_entry (which, line); } void command_history::clean_up_and_save (const std::string& f, int n) { if (instance_ok ()) instance->do_clean_up_and_save (f, n); } void command_history::do_process_histcontrol (const std::string&) { } void command_history::do_initialize (bool read_history_file, const std::string& f_arg, int sz, const std::string & control_arg) { command_history::set_file (f_arg); command_history::set_size (sz); command_history::process_histcontrol (control_arg); if (read_history_file) command_history::read (false); initialized = true; } bool command_history::do_is_initialized (void) const { return initialized; } void command_history::do_set_file (const std::string& f) { xfile = f; } std::string command_history::do_file (void) { return xfile; } void command_history::do_set_size (int n) { xsize = n; } int command_history::do_size (void) const { return xsize; } void command_history::do_ignore_entries (bool flag) { ignoring_additions = flag; } bool command_history::do_ignoring_entries (void) const { return ignoring_additions; } bool command_history::do_add (const std::string&) { return false; } void command_history::do_remove (int) { } void command_history::do_clear (void) { } int command_history::do_where (void) const { return 0; } int command_history::do_length (void) const { return 0; } int command_history::do_max_input_history (void) const { return 0; } int command_history::do_base (void) const { return 0; } int command_history::do_current_number (void) const { return (xsize > 0) ? do_base () + do_where () : -1; } void command_history::do_stifle (int) { } int command_history::do_unstifle (void) { return -1; } int command_history::do_is_stifled (void) const { return 0; } void command_history::do_set_mark (int) { } int command_history::do_goto_mark (void) { return 0; } void command_history::do_read (const std::string& f, bool) { if (f.empty ()) error ("command_history::read: missing filename"); } void command_history::do_read_range (const std::string& f, int, int, bool) { if (f.empty ()) error ("command_history::read_range: missing filename"); } void command_history::do_write (const std::string& f_arg) const { if (initialized) { std::string f = f_arg; if (f.empty ()) f = xfile; if (f.empty ()) error ("command_history::write: missing filename"); } } void command_history::do_append (const std::string& f_arg) { if (initialized) { if (lines_this_session) { if (lines_this_session < do_where ()) { // Create file if it doesn't already exist. std::string f = f_arg; if (f.empty ()) f = xfile; if (f.empty ()) error ("command_history::append: missing filename"); } } } } void command_history::do_truncate_file (const std::string& f_arg, int) const { if (initialized) { std::string f = f_arg; if (f.empty ()) f = xfile; if (f.empty ()) error ("command_history::truncate_file: missing filename"); } } string_vector command_history::do_list (int, bool) const { return string_vector (); } std::string command_history::do_get_entry (int) const { return ""; } void command_history::do_replace_entry (int, const std::string&) { } void command_history::do_clean_up_and_save (const std::string& f_arg, int) { if (initialized) { std::string f = f_arg; if (f.empty ()) f = xfile; if (f.empty ()) error ("command_history::clean_up_and_save: missing filename"); } } void command_history::error (int err_num, const std::string& msg) const { if (msg.empty ()) (*current_liboctave_error_handler) ("%s", std::strerror (err_num)); else (*current_liboctave_error_handler) ("%s: %s", msg.c_str (), std::strerror (err_num)); } void command_history::error (const std::string& s) const { (*current_liboctave_error_handler) ("%s", s.c_str ()); } }