Mercurial > octave
annotate libinterp/corefcn/environment.cc @ 31605:e88a07dec498 stable
maint: Use macros to begin/end C++ namespaces.
* oct-conf-post-public.in.h: Define two macros (OCTAVE_BEGIN_NAMESPACE,
OCTAVE_END_NAMESPACE) that can be used to start/end a namespace.
* mk-opts.pl, build-env.h, build-env.in.cc, __betainc__.cc, __contourc__.cc,
__dsearchn__.cc, __eigs__.cc, __expint__.cc, __ftp__.cc, __gammainc__.cc,
__ichol__.cc, __ilu__.cc, __isprimelarge__.cc, __lin_interpn__.cc,
__magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, amd.cc, auto-shlib.cc,
auto-shlib.h, balance.cc, base-text-renderer.cc, base-text-renderer.h,
besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.cc, c-file-ptr-stream.h,
call-stack.cc, call-stack.h, ccolamd.cc, cellfun.cc, chol.cc, colamd.cc,
colloc.cc, conv2.cc, daspk.cc, dasrt.cc, dassl.cc, data.cc, data.h, debug.cc,
defaults.cc, defaults.h, defun-int.h, defun.cc, det.cc, dirfns.cc, display.cc,
display.h, dlmread.cc, dmperm.cc, dot.cc, dynamic-ld.cc, dynamic-ld.h, eig.cc,
ellipj.cc, environment.cc, environment.h, error.cc, error.h, errwarn.h,
event-manager.cc, event-manager.h, event-queue.cc, event-queue.h, fcn-info.cc,
fcn-info.h, fft.cc, fft2.cc, fftn.cc, file-io.cc, filter.cc, find.cc,
ft-text-renderer.cc, ft-text-renderer.h, gcd.cc, getgrent.cc, getpwent.cc,
getrusage.cc, givens.cc, gl-render.cc, gl-render.h, gl2ps-print.cc,
gl2ps-print.h, graphics-toolkit.cc, graphics-toolkit.h, graphics.cc,
graphics.in.h, gsvd.cc, gtk-manager.cc, gtk-manager.h, hash.cc, help.cc,
help.h, hess.cc, hex2num.cc, hook-fcn.cc, hook-fcn.h, input.cc, input.h,
interpreter-private.cc, interpreter-private.h, interpreter.cc, interpreter.h,
inv.cc, jsondecode.cc, jsonencode.cc, kron.cc, latex-text-renderer.cc,
latex-text-renderer.h, load-path.cc, load-path.h, load-save.cc, load-save.h,
lookup.cc, ls-ascii-helper.cc, ls-ascii-helper.h, ls-oct-text.cc, ls-utils.cc,
ls-utils.h, lsode.cc, lu.cc, mappers.cc, matrix_type.cc, max.cc, mex-private.h,
mex.cc, mgorth.cc, nproc.cc, oct-fstrm.cc, oct-fstrm.h, oct-hdf5-types.cc,
oct-hdf5-types.h, oct-hist.cc, oct-hist.h, oct-iostrm.cc, oct-iostrm.h,
oct-opengl.h, oct-prcstrm.cc, oct-prcstrm.h, oct-procbuf.cc, oct-procbuf.h,
oct-process.cc, oct-process.h, oct-stdstrm.h, oct-stream.cc, oct-stream.h,
oct-strstrm.cc, oct-strstrm.h, oct-tex-lexer.in.ll, oct-tex-parser.yy,
ordqz.cc, ordschur.cc, pager.cc, pager.h, pinv.cc, pow2.cc, pr-flt-fmt.cc,
pr-output.cc, procstream.cc, procstream.h, psi.cc, qr.cc, quad.cc, quadcc.cc,
qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, settings.cc, settings.h,
sighandlers.cc, sighandlers.h, sparse-xdiv.cc, sparse-xdiv.h, sparse-xpow.cc,
sparse-xpow.h, sparse.cc, spparms.cc, sqrtm.cc, stack-frame.cc, stack-frame.h,
stream-euler.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc, sylvester.cc,
symbfact.cc, syminfo.cc, syminfo.h, symrcm.cc, symrec.cc, symrec.h,
symscope.cc, symscope.h, symtab.cc, symtab.h, syscalls.cc, sysdep.cc, sysdep.h,
text-engine.cc, text-engine.h, text-renderer.cc, text-renderer.h, time.cc,
toplev.cc, tril.cc, tsearch.cc, typecast.cc, url-handle-manager.cc,
url-handle-manager.h, urlwrite.cc, utils.cc, utils.h, variables.cc,
variables.h, xdiv.cc, xdiv.h, xnorm.cc, xnorm.h, xpow.cc, xpow.h,
__delaunayn__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc,
__init_gnuplot__.cc, __ode15__.cc, __voronoi__.cc, audiodevinfo.cc,
audioread.cc, convhulln.cc, fftw.cc, gzip.cc, mk-build-env-features.sh,
mk-builtins.pl, cdef-class.cc, cdef-class.h, cdef-fwd.h, cdef-manager.cc,
cdef-manager.h, cdef-method.cc, cdef-method.h, cdef-object.cc, cdef-object.h,
cdef-package.cc, cdef-package.h, cdef-property.cc, cdef-property.h,
cdef-utils.cc, cdef-utils.h, ov-base.cc, ov-base.h, ov-bool-mat.cc,
ov-builtin.h, ov-cell.cc, ov-class.cc, ov-class.h, ov-classdef.cc,
ov-classdef.h, ov-complex.cc, ov-fcn-handle.cc, ov-fcn-handle.h, ov-fcn.h,
ov-java.cc, ov-java.h, ov-mex-fcn.h, ov-null-mat.cc, ov-oncleanup.cc,
ov-struct.cc, ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h,
ov.cc, ov.h, octave.cc, octave.h, mk-ops.sh, op-b-b.cc, op-b-bm.cc,
op-b-sbm.cc, op-bm-b.cc, op-bm-bm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-cell.cc,
op-chm.cc, op-class.cc, op-cm-cm.cc, op-cm-cs.cc, op-cm-m.cc, op-cm-s.cc,
op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc,
op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc,
op-dm-template.cc, op-dms-template.cc, op-fcdm-fcdm.cc, op-fcm-fcm.cc,
op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc, op-fcn.cc, op-fcs-fcm.cc,
op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc, op-fdm-fdm.cc, op-fm-fcm.cc,
op-fm-fcs.cc, op-fm-fm.cc, op-fm-fs.cc, op-fs-fcm.cc, op-fs-fcs.cc,
op-fs-fm.cc, op-fs-fs.cc, op-i16-i16.cc, op-i32-i32.cc, op-i64-i64.cc,
op-i8-i8.cc, op-int-concat.cc, op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-s.cc,
op-m-scm.cc, op-m-sm.cc, op-mi.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc,
op-pm-template.cc, op-range.cc, op-s-cm.cc, op-s-cs.cc, op-s-m.cc, op-s-s.cc,
op-s-scm.cc, op-s-sm.cc, op-sbm-b.cc, op-sbm-bm.cc, op-sbm-sbm.cc,
op-scm-cm.cc, op-scm-cs.cc, op-scm-m.cc, op-scm-s.cc, op-scm-scm.cc,
op-scm-sm.cc, op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc, op-sm-s.cc, op-sm-scm.cc,
op-sm-sm.cc, op-str-m.cc, op-str-s.cc, op-str-str.cc, op-struct.cc,
op-ui16-ui16.cc, op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc, ops.h,
anon-fcn-validator.cc, anon-fcn-validator.h, bp-table.cc, bp-table.h,
comment-list.cc, comment-list.h, filepos.h, lex.h, lex.ll, oct-lvalue.cc,
oct-lvalue.h, oct-parse.yy, parse.h, profiler.cc, profiler.h,
pt-anon-scopes.cc, pt-anon-scopes.h, pt-arg-list.cc, pt-arg-list.h,
pt-args-block.cc, pt-args-block.h, pt-array-list.cc, pt-array-list.h,
pt-assign.cc, pt-assign.h, pt-binop.cc, pt-binop.h, pt-bp.cc, pt-bp.h,
pt-cbinop.cc, pt-cbinop.h, pt-cell.cc, pt-cell.h, pt-check.cc, pt-check.h,
pt-classdef.cc, pt-classdef.h, pt-cmd.h, pt-colon.cc, pt-colon.h, pt-const.cc,
pt-const.h, pt-decl.cc, pt-decl.h, pt-eval.cc, pt-eval.h, pt-except.cc,
pt-except.h, pt-exp.cc, pt-exp.h, pt-fcn-handle.cc, pt-fcn-handle.h, pt-id.cc,
pt-id.h, pt-idx.cc, pt-idx.h, pt-jump.h, pt-loop.cc, pt-loop.h, pt-mat.cc,
pt-mat.h, pt-misc.cc, pt-misc.h, pt-pr-code.cc, pt-pr-code.h, pt-select.cc,
pt-select.h, pt-spmd.cc, pt-spmd.h, pt-stmt.cc, pt-stmt.h, pt-tm-const.cc,
pt-tm-const.h, pt-unop.cc, pt-unop.h, pt-vm-eval.cc, pt-walk.cc, pt-walk.h,
pt.cc, pt.h, token.cc, token.h, Range.cc, Range.h, idx-vector.cc, idx-vector.h,
range-fwd.h, CollocWt.cc, CollocWt.h, aepbalance.cc, aepbalance.h, chol.cc,
chol.h, gepbalance.cc, gepbalance.h, gsvd.cc, gsvd.h, hess.cc, hess.h,
lo-mappers.cc, lo-mappers.h, lo-specfun.cc, lo-specfun.h, lu.cc, lu.h,
oct-convn.cc, oct-convn.h, oct-fftw.cc, oct-fftw.h, oct-norm.cc, 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-lu.cc,
sparse-lu.h, sparse-qr.cc, sparse-qr.h, svd.cc, svd.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, lo-sysinfo.cc, lo-sysinfo.h,
mach-info.cc, mach-info.h, oct-env.cc, oct-env.h, oct-group.cc, oct-group.h,
oct-password.cc, oct-password.h, oct-syscalls.cc, oct-syscalls.h, oct-time.cc,
oct-time.h, oct-uname.cc, oct-uname.h, action-container.cc, action-container.h,
base-list.h, cmd-edit.cc, cmd-edit.h, cmd-hist.cc, cmd-hist.h, f77-fcn.h,
file-info.cc, file-info.h, lo-array-errwarn.cc, lo-array-errwarn.h, lo-hash.cc,
lo-hash.h, lo-ieee.h, lo-regexp.cc, lo-regexp.h, lo-utils.cc, lo-utils.h,
oct-base64.cc, oct-base64.h, oct-glob.cc, oct-glob.h, oct-inttypes.h,
oct-mutex.cc, oct-mutex.h, oct-refcount.h, oct-shlib.cc, oct-shlib.h,
oct-sparse.cc, oct-sparse.h, oct-string.h, octave-preserve-stream-state.h,
pathsearch.cc, pathsearch.h, quit.cc, quit.h, unwind-prot.cc, unwind-prot.h,
url-transfer.cc, url-transfer.h : Use new macros to begin/end C++ namespaces.
| author | Rik <rik@octave.org> |
|---|---|
| date | Thu, 01 Dec 2022 14:23:45 -0800 |
| parents | ed17822e7662 |
| children | aac27ad79be6 |
| rev | line source |
|---|---|
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1 //////////////////////////////////////////////////////////////////////// |
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2 // |
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3 // Copyright (C) 2017-2022 The Octave Project Developers |
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4 // |
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5 // See the file COPYRIGHT.md in the top-level directory of this |
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6 // distribution or <https://octave.org/copyright/>. |
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7 // |
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8 // This file is part of Octave. |
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9 // |
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10 // Octave is free software: you can redistribute it and/or modify it |
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11 // under the terms of the GNU General Public License as published by |
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12 // the Free Software Foundation, either version 3 of the License, or |
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13 // (at your option) any later version. |
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14 // |
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15 // Octave is distributed in the hope that it will be useful, but |
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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18 // GNU General Public License for more details. |
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19 // |
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20 // You should have received a copy of the GNU General Public License |
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21 // along with Octave; see the file COPYING. If not, see |
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22 // <https://www.gnu.org/licenses/>. |
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23 // |
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24 //////////////////////////////////////////////////////////////////////// |
| 23719 | 25 |
| 26 #if defined (HAVE_CONFIG_H) | |
| 27 # include "config.h" | |
| 28 #endif | |
| 29 | |
| 30 #include <string> | |
| 31 | |
| 32 #include "dir-ops.h" | |
| 33 #include "oct-env.h" | |
| 34 #include "file-stat.h" | |
| 35 #include "pathsearch.h" | |
| 36 #include "str-vec.h" | |
| 37 | |
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38 #include "defaults.h" |
| 23719 | 39 #include "defun.h" |
| 40 #include "environment.h" | |
| 41 #include "interpreter.h" | |
| 42 #include "variables.h" | |
| 43 | |
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44 OCTAVE_BEGIN_NAMESPACE(octave) |
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45 |
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46 static void append_to_shell_path (const std::string& exec_path) |
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47 { |
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48 // FIXME: should there be a way to remove a previous setting from |
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49 // PATH? |
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50 |
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51 if (exec_path.empty ()) |
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52 return; |
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53 |
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54 // FIXME: should we really be modifying PATH in the environment? |
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55 |
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56 std::string shell_path = sys::env::getenv ("PATH"); |
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57 |
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58 if (shell_path.empty ()) |
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59 sys::env::putenv ("PATH", exec_path); |
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60 else |
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61 { |
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62 // If PATH doesn't already have exec_path, append it. |
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63 // FIXME: should we search for the elements individually, and |
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64 // only append those that are missing? |
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65 |
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66 std::string path_sep = directory_path::path_sep_str (); |
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67 |
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68 if (shell_path.find (exec_path) == std::string::npos) |
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69 sys::env::putenv ("PATH", shell_path + path_sep + exec_path); |
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70 } |
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71 } |
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72 |
| 23719 | 73 octave_value |
| 74 environment::editor (const octave_value_list& args, int nargout) | |
| 75 { | |
| 76 return set_internal_variable (m_editor, args, nargout, "EDITOR", false); | |
| 77 } | |
| 78 | |
| 79 | |
| 80 octave_value | |
| 81 environment::exec_path (const octave_value_list& args, int nargout) | |
| 82 { | |
| 83 octave_value retval | |
| 84 = set_internal_variable (m_exec_path, args, nargout, "EXEC_PATH", false); | |
| 85 | |
| 86 append_to_shell_path (m_exec_path); | |
| 87 | |
| 88 return retval; | |
| 89 } | |
| 90 | |
| 91 std::string environment::exec_path (const std::string& path) | |
| 92 { | |
| 93 std::string old_val = set (m_exec_path, path); | |
| 94 | |
| 95 append_to_shell_path (m_exec_path); | |
| 96 | |
| 97 return old_val; | |
| 98 } | |
| 99 | |
| 100 octave_value | |
| 101 environment::image_path (const octave_value_list& args, int nargout) | |
| 102 { | |
| 103 return set_internal_variable (m_image_path, args, nargout, "IMAGE_PATH", | |
| 104 false); | |
| 105 } | |
| 106 | |
| 107 std::string environment::init_editor (void) | |
| 108 { | |
| 109 std::string retval = "emacs"; | |
| 110 | |
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111 std::string env_editor = sys::env::getenv ("EDITOR"); |
| 23719 | 112 |
| 113 if (! env_editor.empty ()) | |
| 114 retval = env_editor; | |
| 115 | |
| 116 return retval; | |
| 117 } | |
| 118 | |
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119 std::string environment::init_exec_path (void) |
| 23719 | 120 { |
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121 std::string exec_path = sys::env::getenv ("OCTAVE_EXEC_PATH"); |
| 23719 | 122 |
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123 std::string path_sep = directory_path::path_sep_str (); |
| 23719 | 124 |
| 125 if (exec_path.empty ()) | |
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126 exec_path = (config::local_ver_arch_lib_dir () + path_sep |
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127 + config::local_api_arch_lib_dir () + path_sep |
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128 + config::local_arch_lib_dir () + path_sep |
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129 + config::arch_lib_dir () + path_sep |
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130 + config::bin_dir ()); |
| 23719 | 131 |
| 132 append_to_shell_path (exec_path); | |
| 133 | |
| 134 return exec_path; | |
| 135 } | |
| 136 | |
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137 std::string environment::init_image_path (void) |
| 23719 | 138 { |
| 139 std::string image_path = "."; | |
| 140 | |
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141 std::string path_sep = directory_path::path_sep_str (); |
| 23719 | 142 |
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143 std::string env_path = sys::env::getenv ("OCTAVE_IMAGE_PATH"); |
| 23719 | 144 |
| 145 if (! env_path.empty ()) | |
| 146 image_path += path_sep + env_path; | |
| 147 | |
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148 std::string gen_path = genpath (config::image_dir (), ""); |
| 23719 | 149 |
| 150 if (! gen_path.empty ()) | |
| 151 image_path += path_sep + gen_path; | |
| 152 | |
| 153 return image_path; | |
| 154 } | |
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155 |
| 23719 | 156 DEFMETHOD (EDITOR, interp, args, nargout, |
| 157 doc: /* -*- texinfo -*- | |
| 158 @deftypefn {} {@var{val} =} EDITOR () | |
| 159 @deftypefnx {} {@var{old_val} =} EDITOR (@var{new_val}) | |
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160 @deftypefnx {} {@var{old_val} =} EDITOR (@var{new_val}, "local") |
| 23719 | 161 Query or set the internal variable that specifies the default text editor. |
| 162 | |
| 163 The default value is taken from the environment variable @w{@env{EDITOR}} | |
| 164 when Octave starts. If the environment variable is not initialized, | |
| 165 @w{@env{EDITOR}} will be set to @qcode{"emacs"}. | |
| 166 | |
| 167 When called from inside a function with the @qcode{"local"} option, the | |
| 168 variable is changed locally for the function and any subroutines it calls. | |
| 169 The original variable value is restored when exiting the function. | |
| 170 | |
| 171 @seealso{edit, edit_history} | |
| 172 @end deftypefn */) | |
| 173 { | |
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174 environment& env = interp.get_environment (); |
| 23719 | 175 |
| 176 return env.editor (args, nargout); | |
| 177 } | |
| 178 | |
| 179 /* | |
| 180 %!test | |
| 181 %! orig_val = EDITOR (); | |
| 182 %! old_val = EDITOR ("X"); | |
| 183 %! assert (orig_val, old_val); | |
| 184 %! assert (EDITOR (), "X"); | |
| 185 %! EDITOR (orig_val); | |
| 186 %! assert (EDITOR (), orig_val); | |
| 187 | |
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188 %!error EDITOR (1, 2) |
| 23719 | 189 */ |
| 190 | |
| 191 DEFMETHOD (EXEC_PATH, interp, args, nargout, | |
| 192 doc: /* -*- texinfo -*- | |
| 193 @deftypefn {} {@var{val} =} EXEC_PATH () | |
| 194 @deftypefnx {} {@var{old_val} =} EXEC_PATH (@var{new_val}) | |
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195 @deftypefnx {} {@var{old_val} =} EXEC_PATH (@var{new_val}, "local") |
| 23719 | 196 Query or set the internal variable that specifies a colon separated |
| 197 list of directories to append to the shell PATH when executing external | |
| 198 programs. | |
| 199 | |
| 200 The initial value of is taken from the environment variable | |
| 201 @w{@env{OCTAVE_EXEC_PATH}}, but that value can be overridden by the command | |
| 202 line argument @option{--exec-path PATH}. | |
| 203 | |
| 204 When called from inside a function with the @qcode{"local"} option, the | |
| 205 variable is changed locally for the function and any subroutines it calls. | |
| 206 The original variable value is restored when exiting the function. | |
| 207 | |
| 208 @seealso{IMAGE_PATH, OCTAVE_HOME, OCTAVE_EXEC_HOME} | |
| 209 @end deftypefn */) | |
| 210 { | |
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211 environment& env = interp.get_environment (); |
| 23719 | 212 |
| 213 return env.exec_path (args, nargout); | |
| 214 } | |
| 215 | |
| 216 /* | |
| 217 %!test | |
| 218 %! orig_val = EXEC_PATH (); | |
| 219 %! old_val = EXEC_PATH ("X"); | |
| 220 %! assert (orig_val, old_val); | |
| 221 %! assert (EXEC_PATH (), "X"); | |
| 222 %! EXEC_PATH (orig_val); | |
| 223 %! assert (EXEC_PATH (), orig_val); | |
| 224 | |
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225 %!error EXEC_PATH (1, 2) |
| 23719 | 226 */ |
| 227 | |
| 228 DEFMETHOD (IMAGE_PATH, interp, args, nargout, | |
| 229 doc: /* -*- texinfo -*- | |
| 230 @deftypefn {} {@var{val} =} IMAGE_PATH () | |
| 231 @deftypefnx {} {@var{old_val} =} IMAGE_PATH (@var{new_val}) | |
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232 @deftypefnx {} {@var{old_val} =} IMAGE_PATH (@var{new_val}, "local") |
| 23719 | 233 Query or set the internal variable that specifies a colon separated |
| 234 list of directories in which to search for image files. | |
| 235 | |
| 236 When called from inside a function with the @qcode{"local"} option, the | |
| 237 variable is changed locally for the function and any subroutines it calls. | |
| 238 The original variable value is restored when exiting the function. | |
| 239 | |
| 240 @seealso{EXEC_PATH, OCTAVE_HOME, OCTAVE_EXEC_HOME} | |
| 241 @end deftypefn */) | |
| 242 { | |
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243 environment& env = interp.get_environment (); |
| 23719 | 244 |
| 245 return env.image_path (args, nargout); | |
| 246 } | |
| 247 | |
| 248 /* | |
| 249 %!test | |
| 250 %! orig_val = IMAGE_PATH (); | |
| 251 %! old_val = IMAGE_PATH ("X"); | |
| 252 %! assert (orig_val, old_val); | |
| 253 %! assert (IMAGE_PATH (), "X"); | |
| 254 %! IMAGE_PATH (orig_val); | |
| 255 %! assert (IMAGE_PATH (), orig_val); | |
| 256 | |
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257 %!error IMAGE_PATH (1, 2) |
| 23719 | 258 */ |
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259 |
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260 OCTAVE_END_NAMESPACE(octave) |