Mercurial > octave

comparison liboctave/system/file-stat.cc @ 31607:aac27ad79be6 stable

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
maint: Re-indent code after switch to using namespace macros. * build-env.h, build-env.in.cc, Cell.h, __betainc__.cc, __eigs__.cc, __ftp__.cc, __ichol__.cc, __ilu__.cc, __isprimelarge__.cc, __magick_read__.cc, __pchip_deriv__.cc, amd.cc, base-text-renderer.cc, base-text-renderer.h, besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.h, call-stack.cc, call-stack.h, ccolamd.cc, cellfun.cc, chol.cc, colamd.cc, dasrt.cc, data.cc, debug.cc, defaults.cc, defaults.h, det.cc, display.cc, display.h, dlmread.cc, dynamic-ld.cc, dynamic-ld.h, 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, file-io.cc, filter.cc, find.cc, ft-text-renderer.cc, ft-text-renderer.h, gcd.cc, gl-render.cc, gl-render.h, gl2ps-print.cc, gl2ps-print.h, graphics-toolkit.cc, graphics-toolkit.h, graphics.cc, gsvd.cc, gtk-manager.cc, gtk-manager.h, help.cc, help.h, 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, latex-text-renderer.cc, latex-text-renderer.h, load-path.cc, load-path.h, load-save.cc, load-save.h, lookup.cc, ls-hdf5.cc, ls-mat4.cc, ls-mat5.cc, lsode.cc, lu.cc, mappers.cc, matrix_type.cc, max.cc, mex.cc, mexproto.h, mxarray.h, mxtypes.in.h, oct-errno.in.cc, oct-hdf5-types.cc, oct-hist.cc, oct-hist.h, oct-map.cc, oct-map.h, oct-opengl.h, oct-prcstrm.h, oct-process.cc, oct-process.h, oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.h, octave-default-image.h, ordqz.cc, ordschur.cc, pager.cc, pager.h, pinv.cc, pow2.cc, pr-output.cc, psi.cc, qr.cc, quadcc.cc, rand.cc, regexp.cc, settings.cc, settings.h, sighandlers.cc, sighandlers.h, sparse-xpow.cc, sqrtm.cc, stack-frame.cc, stack-frame.h, stream-euler.cc, strfns.cc, svd.cc, syminfo.cc, syminfo.h, symrcm.cc, symrec.cc, symrec.h, symscope.cc, symscope.h, symtab.cc, symtab.h, sysdep.cc, sysdep.h, text-engine.cc, text-engine.h, text-renderer.cc, text-renderer.h, time.cc, toplev.cc, typecast.cc, url-handle-manager.cc, url-handle-manager.h, urlwrite.cc, utils.cc, utils.h, variables.cc, variables.h, xdiv.cc, __delaunayn__.cc, __init_fltk__.cc, __init_gnuplot__.cc, __ode15__.cc, __voronoi__.cc, audioread.cc, convhulln.cc, gzip.cc, 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-diag.cc, ov-base-int.cc, ov-base-mat.cc, ov-base-mat.h, ov-base-scalar.cc, ov-base.cc, ov-base.h, ov-bool-mat.cc, ov-bool-mat.h, ov-bool-sparse.cc, ov-bool.cc, ov-builtin.h, ov-cell.cc, ov-ch-mat.cc, ov-class.cc, ov-class.h, ov-classdef.cc, ov-classdef.h, ov-complex.cc, ov-cx-diag.cc, ov-cx-mat.cc, ov-cx-sparse.cc, ov-dld-fcn.cc, ov-dld-fcn.h, ov-fcn-handle.cc, ov-fcn-handle.h, ov-fcn.h, ov-float.cc, ov-flt-complex.cc, ov-flt-cx-diag.cc, ov-flt-cx-mat.cc, ov-flt-re-diag.cc, ov-flt-re-mat.cc, ov-flt-re-mat.h, ov-intx.h, ov-java.cc, ov-lazy-idx.cc, ov-legacy-range.cc, ov-magic-int.cc, ov-mex-fcn.cc, ov-mex-fcn.h, ov-null-mat.cc, ov-perm.cc, ov-range.cc, ov-re-diag.cc, ov-re-mat.cc, ov-re-mat.h, ov-re-sparse.cc, ov-scalar.cc, ov-str-mat.cc, ov-struct.cc, ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h, ov.cc, ov.h, ovl.h, octave.cc, octave.h, op-b-sbm.cc, op-bm-sbm.cc, op-cs-scm.cc, op-fm-fcm.cc, op-fs-fcm.cc, op-s-scm.cc, op-scm-cs.cc, op-scm-s.cc, op-sm-cs.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, oct-lvalue.cc, oct-lvalue.h, 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-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: Re-indent code after switch to using namespace macros.
author Rik <rik@octave.org>
date Thu, 01 Dec 2022 18:02:15 -0800
parents e88a07dec498
children 597f3ee61a48
comparison
equal deleted inserted replaced
31605:e88a07dec498 31607:aac27ad79be6
43 43
44 OCTAVE_BEGIN_NAMESPACE(octave) 44 OCTAVE_BEGIN_NAMESPACE(octave)
45 45
46 OCTAVE_BEGIN_NAMESPACE(sys) 46 OCTAVE_BEGIN_NAMESPACE(sys)
47 47
48 // FIXME: the is_* and mode_as_string functions are only valid 48 // FIXME: the is_* and mode_as_string functions are only valid
49 // for initialized objects. If called for an object that is not 49 // for initialized objects. If called for an object that is not
50 // initialized, they should throw an exception. 50 // initialized, they should throw an exception.
51 51
52 bool 52 bool
53 base_file_stat::is_blk (void) const 53 base_file_stat::is_blk (void) const
54 {
55 return exists () && is_blk (m_mode);
56 }
57
58 bool
59 base_file_stat::is_chr (void) const
60 {
61 return exists () && is_chr (m_mode);
62 }
63
64 bool
65 base_file_stat::is_dir (void) const
66 {
67 return exists () && is_dir (m_mode);
68 }
69
70 bool
71 base_file_stat::is_fifo (void) const
72 {
73 return exists () && is_fifo (m_mode);
74 }
75
76 bool
77 base_file_stat::is_lnk (void) const
78 {
79 return exists () && is_lnk (m_mode);
80 }
81
82 bool
83 base_file_stat::is_reg (void) const
84 {
85 return exists () && is_reg (m_mode);
86 }
87
88 bool
89 base_file_stat::is_sock (void) const
90 {
91 return exists () && is_sock (m_mode);
92 }
93
94 bool
95 base_file_stat::is_blk (mode_t mode)
96 {
97 return octave_is_blk_wrapper (mode);
98 }
99
100 bool
101 base_file_stat::is_chr (mode_t mode)
102 {
103 return octave_is_chr_wrapper (mode);
104 }
105
106 bool
107 base_file_stat::is_dir (mode_t mode)
108 {
109 return octave_is_dir_wrapper (mode);
110 }
111
112 bool
113 base_file_stat::is_fifo (mode_t mode)
114 {
115 return octave_is_fifo_wrapper (mode);
116 }
117
118 bool
119 base_file_stat::is_lnk (mode_t mode)
120 {
121 return octave_is_lnk_wrapper (mode);
122 }
123
124 bool
125 base_file_stat::is_reg (mode_t mode)
126 {
127 return octave_is_reg_wrapper (mode);
128 }
129
130 bool
131 base_file_stat::is_sock (mode_t mode)
132 {
133 return octave_is_sock_wrapper (mode);
134 }
135
136 bool
137 base_file_stat::have_struct_stat_st_rdev (void)
138 {
139 return ::octave_have_struct_stat_st_rdev ();
140 }
141
142 bool
143 base_file_stat::have_struct_stat_st_blksize (void)
144 {
145 return octave_have_struct_stat_st_blksize ();
146 }
147
148 bool
149 base_file_stat::have_struct_stat_st_blocks (void)
150 {
151 return octave_have_struct_stat_st_blocks ();
152 }
153
154 std::string
155 base_file_stat::mode_as_string (void) const
156 {
157 char buf[12];
158
159 octave_strmode_wrapper (m_mode, buf);
160
161 return std::string (buf);
162 }
163
164 // Has FILE been modified since TIME? Returns 1 for yes, 0 for no,
165 // and -1 for any error.
166
167 int
168 base_file_stat::is_newer (const std::string& file,
169 const sys::time& time)
170 {
171 file_stat fs (file);
172
173 return fs ? fs.is_newer (time) : -1;
174 }
175
176 // Private stuff:
177
178 file_stat::file_stat (const std::string& n, bool fl)
179 : base_file_stat (), m_file_name (n), m_follow_links (fl)
180 {
181 if (! m_file_name.empty ())
182 update_internal ();
183 }
184
185 file_stat::~file_stat () { }
186
187 void
188 file_stat::update_internal (bool force)
189 {
190 if (! m_initialized || force)
54 { 191 {
55 return exists () && is_blk (m_mode); 192 m_initialized = false;
193 m_fail = false;
194
195 std::string full_file_name = sys::file_ops::tilde_expand (m_file_name);
196
197 #if defined (OCTAVE_USE_WINDOWS_API)
198 full_file_name = sys::env::make_absolute (full_file_name);
199
200 // Remove trailing slashes
201 while (full_file_name.length () > 1
202 && sys::file_ops::is_dir_sep (full_file_name.back ()))
203 full_file_name.pop_back ();
204
205 // If path is a root (like "C:" or "\\SERVER\share"), add a
206 // trailing backslash.
207 // FIXME: This pattern does not match all possible UNC roots:
208 // https://docs.microsoft.com/en-us/openspecs/windows_protocols/ms-dtyp/62e862f4-2a51-452e-8eeb-dc4ff5ee33cc
209 static const regexp pat (R"(^\\\\[\w.-]+\\[\w\$-]+$)");
210 if ((full_file_name.length () == 2 && full_file_name[1] == ':')
211 || (full_file_name.length () > 4 && full_file_name[0] == '\\'
212 && full_file_name[1] == '\\' && pat.is_match (full_file_name)))
213 full_file_name.push_back ('\\');
214 #endif
215
216 const char *cname = full_file_name.c_str ();
217
218 time_t sys_atime, sys_mtime, sys_ctime;
219
220 int status
221 = (m_follow_links
222 ? octave_stat_wrapper (cname, &m_mode, &m_ino, &m_dev,
223 &m_nlink, &m_uid, &m_gid, &m_size,
224 &sys_atime, &sys_mtime, &sys_ctime,
225 &m_rdev, &m_blksize, &m_blocks)
226 : octave_lstat_wrapper (cname, &m_mode, &m_ino, &m_dev,
227 &m_nlink, &m_uid, &m_gid, &m_size,
228 &sys_atime, &sys_mtime, &sys_ctime,
229 &m_rdev, &m_blksize, &m_blocks));
230
231 if (status < 0)
232 {
233 m_fail = true;
234 m_errmsg = std::strerror (errno);
235 }
236 else
237 {
238 m_atime = sys::time (static_cast<OCTAVE_TIME_T> (sys_atime));
239 m_mtime = sys::time (static_cast<OCTAVE_TIME_T> (sys_mtime));
240 m_ctime = sys::time (static_cast<OCTAVE_TIME_T> (sys_ctime));
241 }
242
243 m_initialized = true;
56 } 244 }
57 245 }
58 bool 246
59 base_file_stat::is_chr (void) const 247 void
248 file_fstat::update_internal (bool force)
249 {
250 if (! m_initialized || force)
60 { 251 {
61 return exists () && is_chr (m_mode); 252 m_initialized = false;
253 m_fail = false;
254
255 time_t sys_atime, sys_mtime, sys_ctime;
256
257 int status
258 = octave_fstat_wrapper (m_fid, &m_mode, &m_ino, &m_dev,
259 &m_nlink, &m_uid, &m_gid, &m_size,
260 &sys_atime, &sys_mtime, &sys_ctime,
261 &m_rdev, &m_blksize, &m_blocks);
262
263 if (status < 0)
264 {
265 m_fail = true;
266 m_errmsg = std::strerror (errno);
267 }
268 else
269 {
270 m_atime = sys::time (static_cast<OCTAVE_TIME_T> (sys_atime));
271 m_mtime = sys::time (static_cast<OCTAVE_TIME_T> (sys_mtime));
272 m_ctime = sys::time (static_cast<OCTAVE_TIME_T> (sys_ctime));
273 }
274
275 m_initialized = true;
62 } 276 }
63 277 }
64 bool
65 base_file_stat::is_dir (void) const
66 {
67 return exists () && is_dir (m_mode);
68 }
69
70 bool
71 base_file_stat::is_fifo (void) const
72 {
73 return exists () && is_fifo (m_mode);
74 }
75
76 bool
77 base_file_stat::is_lnk (void) const
78 {
79 return exists () && is_lnk (m_mode);
80 }
81
82 bool
83 base_file_stat::is_reg (void) const
84 {
85 return exists () && is_reg (m_mode);
86 }
87
88 bool
89 base_file_stat::is_sock (void) const
90 {
91 return exists () && is_sock (m_mode);
92 }
93
94 bool
95 base_file_stat::is_blk (mode_t mode)
96 {
97 return octave_is_blk_wrapper (mode);
98 }
99
100 bool
101 base_file_stat::is_chr (mode_t mode)
102 {
103 return octave_is_chr_wrapper (mode);
104 }
105
106 bool
107 base_file_stat::is_dir (mode_t mode)
108 {
109 return octave_is_dir_wrapper (mode);
110 }
111
112 bool
113 base_file_stat::is_fifo (mode_t mode)
114 {
115 return octave_is_fifo_wrapper (mode);
116 }
117
118 bool
119 base_file_stat::is_lnk (mode_t mode)
120 {
121 return octave_is_lnk_wrapper (mode);
122 }
123
124 bool
125 base_file_stat::is_reg (mode_t mode)
126 {
127 return octave_is_reg_wrapper (mode);
128 }
129
130 bool
131 base_file_stat::is_sock (mode_t mode)
132 {
133 return octave_is_sock_wrapper (mode);
134 }
135
136 bool
137 base_file_stat::have_struct_stat_st_rdev (void)
138 {
139 return ::octave_have_struct_stat_st_rdev ();
140 }
141
142 bool
143 base_file_stat::have_struct_stat_st_blksize (void)
144 {
145 return octave_have_struct_stat_st_blksize ();
146 }
147
148 bool
149 base_file_stat::have_struct_stat_st_blocks (void)
150 {
151 return octave_have_struct_stat_st_blocks ();
152 }
153
154 std::string
155 base_file_stat::mode_as_string (void) const
156 {
157 char buf[12];
158
159 octave_strmode_wrapper (m_mode, buf);
160
161 return std::string (buf);
162 }
163
164 // Has FILE been modified since TIME? Returns 1 for yes, 0 for no,
165 // and -1 for any error.
166
167 int
168 base_file_stat::is_newer (const std::string& file,
169 const sys::time& time)
170 {
171 file_stat fs (file);
172
173 return fs ? fs.is_newer (time) : -1;
174 }
175
176 // Private stuff:
177
178 file_stat::file_stat (const std::string& n, bool fl)
179 : base_file_stat (), m_file_name (n), m_follow_links (fl)
180 {
181 if (! m_file_name.empty ())
182 update_internal ();
183 }
184
185 file_stat::~file_stat () { }
186
187 void
188 file_stat::update_internal (bool force)
189 {
190 if (! m_initialized || force)
191 {
192 m_initialized = false;
193 m_fail = false;
194
195 std::string full_file_name = sys::file_ops::tilde_expand (m_file_name);
196
197 #if defined (OCTAVE_USE_WINDOWS_API)
198 full_file_name = sys::env::make_absolute (full_file_name);
199
200 // Remove trailing slashes
201 while (full_file_name.length () > 1
202 && sys::file_ops::is_dir_sep (full_file_name.back ()))
203 full_file_name.pop_back ();
204
205 // If path is a root (like "C:" or "\\SERVER\share"), add a
206 // trailing backslash.
207 // FIXME: This pattern does not match all possible UNC roots:
208 // https://docs.microsoft.com/en-us/openspecs/windows_protocols/ms-dtyp/62e862f4-2a51-452e-8eeb-dc4ff5ee33cc
209 static const regexp pat (R"(^\\\\[\w.-]+\\[\w\$-]+$)");
210 if ((full_file_name.length () == 2 && full_file_name[1] == ':')
211 || (full_file_name.length () > 4 && full_file_name[0] == '\\'
212 && full_file_name[1] == '\\' && pat.is_match (full_file_name)))
213 full_file_name.push_back ('\\');
214 #endif
215
216 const char *cname = full_file_name.c_str ();
217
218 time_t sys_atime, sys_mtime, sys_ctime;
219
220 int status
221 = (m_follow_links
222 ? octave_stat_wrapper (cname, &m_mode, &m_ino, &m_dev,
223 &m_nlink, &m_uid, &m_gid, &m_size,
224 &sys_atime, &sys_mtime, &sys_ctime,
225 &m_rdev, &m_blksize, &m_blocks)
226 : octave_lstat_wrapper (cname, &m_mode, &m_ino, &m_dev,
227 &m_nlink, &m_uid, &m_gid, &m_size,
228 &sys_atime, &sys_mtime, &sys_ctime,
229 &m_rdev, &m_blksize, &m_blocks));
230
231 if (status < 0)
232 {
233 m_fail = true;
234 m_errmsg = std::strerror (errno);
235 }
236 else
237 {
238 m_atime = sys::time (static_cast<OCTAVE_TIME_T> (sys_atime));
239 m_mtime = sys::time (static_cast<OCTAVE_TIME_T> (sys_mtime));
240 m_ctime = sys::time (static_cast<OCTAVE_TIME_T> (sys_ctime));
241 }
242
243 m_initialized = true;
244 }
245 }
246
247 void
248 file_fstat::update_internal (bool force)
249 {
250 if (! m_initialized || force)
251 {
252 m_initialized = false;
253 m_fail = false;
254
255 time_t sys_atime, sys_mtime, sys_ctime;
256
257 int status
258 = octave_fstat_wrapper (m_fid, &m_mode, &m_ino, &m_dev,
259 &m_nlink, &m_uid, &m_gid, &m_size,
260 &sys_atime, &sys_mtime, &sys_ctime,
261 &m_rdev, &m_blksize, &m_blocks);
262
263 if (status < 0)
264 {
265 m_fail = true;
266 m_errmsg = std::strerror (errno);
267 }
268 else
269 {
270 m_atime = sys::time (static_cast<OCTAVE_TIME_T> (sys_atime));
271 m_mtime = sys::time (static_cast<OCTAVE_TIME_T> (sys_mtime));
272 m_ctime = sys::time (static_cast<OCTAVE_TIME_T> (sys_ctime));
273 }
274
275 m_initialized = true;
276 }
277 }
278 278
279 OCTAVE_END_NAMESPACE(sys) 279 OCTAVE_END_NAMESPACE(sys)
280 OCTAVE_END_NAMESPACE(octave) 280 OCTAVE_END_NAMESPACE(octave)