cmucl-cvs August 2022

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[Git][cmucl/cmucl][issue-130-file-author-in-c] Include stdlib.h and unistd.h
by Raymond Toy (＠rtoy) 29 Aug '22

29 Aug '22

Raymond Toy pushed to branch issue-130-file-author-in-c at cmucl / cmucl Commits: ec14c5b1 by Raymond Toy at 2022-08-29T14:07:02-07:00 Include stdlib.h and unistd.h stdlib.h is needed for malloc and friends. unistd.h is needed for sysconf. - - - - - 1 changed file: - src/lisp/os-common.c Changes: ===================================== src/lisp/os-common.c ===================================== @@ -11,8 +11,10 @@ #include <pwd.h> #include <stdbool.h> #include <stdio.h> +#include <stdlib.h> #include <string.h> #include <sys/stat.h> +#include <unistd.h> #include <time.h> #include "os.h" View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/ec14c5b16fc37e56023f069… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/ec14c5b16fc37e56023f069… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][issue-130-file-author-in-c] Use sysconf to get buffer size and add loop to increase size
by Raymond Toy (＠rtoy) 29 Aug '22

29 Aug '22

Raymond Toy pushed to branch issue-130-file-author-in-c at cmucl / cmucl Commits: fe9fa1db by Raymond Toy at 2022-08-29T12:05:30-07:00 Use sysconf to get buffer size and add loop to increase size Use sysconf to get the buffer size. If it fails, use a default and add a loop to keep trying with a larger buffer size (until some upper limit is reached.) - - - - - 1 changed file: - src/lisp/os-common.c Changes: ===================================== src/lisp/os-common.c ===================================== @@ -9,6 +9,7 @@ #include <math.h> #include <netdb.h> #include <pwd.h> +#include <stdbool.h> #include <stdio.h> #include <string.h> #include <sys/stat.h> @@ -725,21 +726,60 @@ os_lstat(const char* path, u_int64_t *dev, u_int64_t *ino, unsigned int *mode, u char * os_file_author(const char *path) { - int rc; + int status; struct stat statbuf; - char buf[16384]; char* author = NULL; + bool nomem = false; + size_t bufsize; + char* buf = NULL; + char* buf2 = NULL; struct passwd pwd; struct passwd *result = NULL; - rc = stat(path, &statbuf); + status = stat(path, &statbuf); - if (rc != 0) { + if (status != 0) { return NULL; } - rc = getpwuid_r(statbuf.st_uid, &pwd, buf, sizeof(buf), &result); + bufsize = sysconf(_SC_GETPW_R_SIZE_MAX); + /* + * If sysconf fails, just use a small initial buffer size that we + * will keep growing up to some maximum size. + */ + if (bufsize == -1) { + bufsize = 1024; + } + + while (1) { + buf2 = realloc(buf, bufsize); + fprintf(stderr, "buf2 = %p, size %zu\n", buf2, bufsize); + + if (buf2 == NULL) { + result = NULL; + nomem = true; + break; + } + + buf = buf2; + status = getpwuid_r(statbuf.st_uid, &pwd, buf, bufsize, &result); + + if (status != 0) { + result = NULL; + } + if ((result != NULL) || (status != ERANGE)) { + break; + } + /* If bufsize exceeds some large size, give up. */ + if (bufsize > 16384) { + nomem = true; + break; + } + + bufsize <<= 1; + } + if (result) { author = malloc(strlen(result->pw_name + 1)); if (author) { @@ -747,5 +787,7 @@ os_file_author(const char *path) } } + free(buf); + return author; } View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/fe9fa1dbfdc86cd86ae4f19… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/fe9fa1dbfdc86cd86ae4f19… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][issue-130-file-author-in-c] os_file_author returns a new string for the author
by Raymond Toy (＠rtoy) 29 Aug '22

29 Aug '22

Raymond Toy pushed to branch issue-130-file-author-in-c at cmucl / cmucl Commits: 82e485f4 by Raymond Toy at 2022-08-29T07:52:27-07:00 os_file_author returns a new string for the author Update file-author to call os_file_author correctly. - - - - - 2 changed files: - src/code/filesys.lisp - src/lisp/os-common.c Changes: ===================================== src/code/filesys.lisp ===================================== @@ -1098,16 +1098,22 @@ optionally keeping some of the most recent old versions." :pathname file :format-control (intl:gettext "~S doesn't exist.") :format-arguments (list file))) - (alien:with-alien ((author (array c-call:char 1024))) - (unix::syscall* ("os_file_author" c-call:c-string - (alien:array c-call:char 1024) - c-call:int) - ;; Return - (alien:cast author c-call:c-string) - ;; Args - (unix::%name->file name) - author - 1024))))) + ;; unix-namestring converts "." to "". Convert it back to + ;; "." so we can stat the current directory. (Perhaps + ;; that's a bug in unix-namestring?) + (when (string= name "") + (setf name ".")) + (let (author) + (unwind-protect + (progn + (setf author (alien:alien-funcall + (alien:extern-alien "os_file_author" + (function (alien:* c-call:c-string) c-call:c-string)) + (unix::%name->file name))) + (unless (zerop (sap-int (alien:alien-sap author))) + (alien:cast author c-call:c-string))) + (when author + (alien:free-alien author))))))) ;;;; DIRECTORY. ===================================== src/lisp/os-common.c ===================================== @@ -717,36 +717,35 @@ os_lstat(const char* path, u_int64_t *dev, u_int64_t *ino, unsigned int *mode, u return rc; } -int -os_file_author(const char *path, char* author, int len) +/* + * Interface for file-author. Given a pathname, returns a new string + * holding the author of the file or NULL if some error occurred. The + * caller is responsible for freeing the memory used by the string. + */ +char * +os_file_author(const char *path) { int rc; struct stat statbuf; char buf[16384]; + char* author = NULL; struct passwd pwd; - struct passwd *result; + struct passwd *result = NULL; rc = stat(path, &statbuf); if (rc != 0) { - return rc; + return NULL; } rc = getpwuid_r(statbuf.st_uid, &pwd, buf, sizeof(buf), &result); if (result) { - if (strlen(result->pw_name) < len) { + author = malloc(strlen(result->pw_name + 1)); + if (author) { strcpy(author, result->pw_name); - } else { - strcpy(author, ""); - rc = -1; } } - return rc; + return author; } - - - - - View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/82e485f4e866c2c87643a17… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/82e485f4e866c2c87643a17… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl] Pushed new branch issue-130-file-author-in-c
by Raymond Toy (＠rtoy) 26 Aug '22

26 Aug '22

Raymond Toy pushed new branch issue-130-file-author-in-c at cmucl / cmucl -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/tree/issue-130-file-author-in-c You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][master] Add docstring for unix:unix-uname
by Raymond Toy (＠rtoy) 24 Aug '22

24 Aug '22

Raymond Toy pushed to branch master at cmucl / cmucl Commits: 8b9a14fc by Raymond Toy at 2022-08-23T21:39:02-07:00 Add docstring for unix:unix-uname Update pot file too since the docstring changed. No functional changes. - - - - - 2 changed files: - src/code/unix.lisp - src/i18n/locale/cmucl-unix.pot Changes: ===================================== src/code/unix.lisp ===================================== @@ -2726,6 +2726,14 @@ (domainname (array char 65)))) (defun unix-uname () + _N"Unix-uname returns information from the uname(2) system call. + The return values are + + Name of the operating system + Name of this node within some implementation-defined network, if any + Release level of this operating system + Version level of this operating system release + Name of the hardware type on which the system is running" (with-alien ((names (struct utsname))) (syscall* (#-(or freebsd (and x86 solaris)) "uname" #+(and x86 solaris) "nuname" ; See /usr/include/sys/utsname.h ===================================== src/i18n/locale/cmucl-unix.pot ===================================== @@ -1365,6 +1365,18 @@ msgid "" " and its children." msgstr "" +#: src/code/unix.lisp +msgid "" +"Unix-uname returns information from the uname(2) system call.\n" +" The return values are\n" +"\n" +" Name of the operating system\n" +" Name of this node within some implementation-defined network, if any\n" +" Release level of this operating system\n" +" Version level of this operating system release\n" +" Name of the hardware type on which the system is running" +msgstr "" + #: src/code/unix.lisp msgid "" "Get the value of the environment variable named Name. If no such\n" View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/8b9a14fc3a2c684a538e68a… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/8b9a14fc3a2c684a538e68a… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][master] 2 commits: Fix #125: Linux unix-stat returns wrong values
by Raymond Toy (＠rtoy) 23 Aug '22

23 Aug '22

Raymond Toy pushed to branch master at cmucl / cmucl Commits: 171ca28b by Raymond Toy at 2022-08-23T23:01:04+00:00 Fix #125: Linux unix-stat returns wrong values - - - - - 2dfc9ff1 by Raymond Toy at 2022-08-23T23:01:09+00:00 Merge branch 'issue-125-unix-stat-wrong' into 'master' Fix #125: Linux unix-stat returns wrong values Closes #125 See merge request cmucl/cmucl!85 - - - - - 7 changed files: - src/code/unix.lisp - src/contrib/unix/unix-glibc2.lisp - src/contrib/unix/unix.lisp - src/i18n/locale/cmucl-unix.pot - src/lisp/Config.x86_linux - src/lisp/Config.x86_linux_clang - src/lisp/os-common.c Changes: ===================================== src/code/unix.lisp ===================================== @@ -53,12 +53,9 @@ (def-alien-type u-int32-t unsigned-int) (def-alien-type ino-t - #+netbsd u-int64-t + #+(or netbsd linux darwin) u-int64-t #+alpha unsigned-int - #-(or alpha netbsd) unsigned-long) - -#+linux -(def-alien-type ino64-t u-int64-t) + #-(or alpha netbsd linux darwin) unsigned-long) (def-alien-type size-t #-(or linux alpha) long @@ -72,14 +69,6 @@ #+(and bsd netbsd) int64-t #+alpha unsigned-int) -(def-alien-type dev-t - #-(or alpha svr4 bsd linux) short - #+(and linux (not amd64)) uquad-t - #+(and linux amd64) u-int64-t - #+netbsd u-int64-t - #+alpha int - #+(and (not linux) (not netbsd) (or bsd svr4)) unsigned-long) - #-BSD (progn (deftype file-offset () '(signed-byte 32)) @@ -131,13 +120,6 @@ `(multiple-value-bind (,word ,bit) (floor ,offset 32) (logbitp ,bit (deref (slot ,fd-set 'fds-bits) ,word))))) -(def-alien-type nlink-t - #-(or svr4 netbsd linux) unsigned-short - #+netbsd unsigned-long - #+svr4 unsigned-long - #+(and linux (not amd64)) unsigned-int - #+(and linux amd64) u-int64-t) - (defconstant fd-setsize #-(or hpux alpha linux FreeBSD) 256 #+hpux 2048 #+alpha 4096 #+(or linux FreeBSD) 1024) @@ -1301,7 +1283,7 @@ #+glibc2.1 (d-ino ino-t) ; inode number of entry #-glibc2.1 - (d-ino ino64-t) ; inode number of entry + (d-ino ino-t) ; inode number of entry (d-off off-t) ; offset of next disk directory entry (d-reclen unsigned-short) ; length of this record (d_type unsigned-char) @@ -1347,261 +1329,143 @@ (d-name (array char 256)))) ; name must be no longer than this -#+(and bsd (not netbsd)) -(def-alien-type nil - (struct stat - (st-dev dev-t) - (st-ino ino-t) - (st-mode mode-t) - (st-nlink nlink-t) - (st-uid uid-t) - (st-gid gid-t) - (st-rdev dev-t) - (st-atime (struct timespec-t)) - (st-mtime (struct timespec-t)) - (st-ctime (struct timespec-t)) - (st-size off-t) - (st-blocks off-t) - (st-blksize unsigned-long) - (st-flags unsigned-long) - (st-gen unsigned-long) - (st-lspare long) - (st-qspare (array long 4)))) - -#+svr4 -(def-alien-type nil - (struct stat - (st-dev dev-t) - (st-pad1 #-linux (array long 3) #+linux unsigned-short) - (st-ino ino-t) - (st-mode #-linux unsigned-long #+linux unsigned-short) - (st-nlink #-linux short #+linux unsigned-short) - (st-uid #-linux uid-t #+linux unsigned-short) - (st-gid #-linux gid-t #+linux unsigned-short) - (st-rdev dev-t) - (st-pad2 #-linux (array long 2) #+linux unsigned-short) - (st-size off-t) - #-linux (st-pad3 long) - #+linux (st-blksize unsigned-long) - #+linux (st-blocks unsigned-long) - #-linux (st-atime (struct timestruc-t)) - #+linux (st-atime unsigned-long) - #+linux (unused-1 unsigned-long) - #-linux (st-mtime (struct timestruc-t)) - #+linux (st-mtime unsigned-long) - #+linux (unused-2 unsigned-long) - #-linux (st-ctime (struct timestruc-t)) - #+linux (st-ctime unsigned-long) - #+linux (unused-3 unsigned-long) - #+linux (unused-4 unsigned-long) - #+linux (unused-5 unsigned-long) - #-linux(st-blksize long) - #-linux (st-blocks long) - #-linux (st-fstype (array char 16)) - #-linux (st-pad4 (array long 8)))) - -#+linux -(def-alien-type nil - (struct stat - (st-dev dev-t) - #-(or alpha amd64) (st-pad1 unsigned-short) - (st-ino ino-t) - #+alpha (st-pad1 unsigned-int) - #-amd64 (st-mode mode-t) - (st-nlink nlink-t) - #+amd64 (st-mode mode-t) - (st-uid uid-t) - (st-gid gid-t) - (st-rdev dev-t) - #-alpha (st-pad2 unsigned-short) - (st-size off-t) - #-alpha (st-blksize unsigned-long) - #-alpha (st-blocks blkcnt-t) - (st-atime time-t) - #-alpha (unused-1 unsigned-long) - (st-mtime time-t) - #-alpha (unused-2 unsigned-long) - (st-ctime time-t) - #+alpha (st-blocks int) - #+alpha (st-pad2 unsigned-int) - #+alpha (st-blksize unsigned-int) - #+alpha (st-flags unsigned-int) - #+alpha (st-gen unsigned-int) - #+alpha (st-pad3 unsigned-int) - #+alpha (unused-1 unsigned-long) - #+alpha (unused-2 unsigned-long) - (unused-3 unsigned-long) - (unused-4 unsigned-long) - #-alpha (unused-5 unsigned-long))) - -;;; 64-bit stat for Solaris -#+solaris -(def-alien-type nil - (struct stat64 - (st-dev dev-t) - (st-pad1 (array long 3)) ; Pad so ino is 64-bit aligned - (st-ino ino64-t) - (st-mode unsigned-long) - (st-nlink short) - (st-uid uid-t) - (st-gid gid-t) - (st-rdev dev-t) - (st-pad2 (array long 3)) ; Pad so size is 64-bit aligned - (st-size off64-t) - (st-atime (struct timestruc-t)) - (st-mtime (struct timestruc-t)) - (st-ctime (struct timestruc-t)) - (st-blksize long) - (st-pad3 (array long 1)) ; Pad so blocks is 64-bit aligned - (st-blocks blkcnt64-t) - (st-fstype (array char 16)) - (st-pad4 (array long 8)))) - -#+netbsd -(def-alien-type nil - (struct stat - (st-dev dev-t) - (st-mode mode-t) - (st-ino ino-t) - (st-nlink nlink-t) - (st-uid uid-t) - (st-gid gid-t) - (st-rdev dev-t) - (st-atime (struct timespec-t)) - (st-mtime (struct timespec-t)) - (st-ctime (struct timespec-t)) - (st-birthtime (struct timespec-t)) - (st-size off-t) - (st-blocks off-t) - (st-blksize long) - (st-flags unsigned-long) - (st-gen unsigned-long) - (st-spare (array unsigned-long 2)))) - -#-linux -(defmacro extract-stat-results (buf) - `(values T - (slot ,buf 'st-dev) - (slot ,buf 'st-ino) - (slot ,buf 'st-mode) - (slot ,buf 'st-nlink) - (slot ,buf 'st-uid) - (slot ,buf 'st-gid) - (slot ,buf 'st-rdev) - (slot ,buf 'st-size) - #-(or svr4 BSD) (slot ,buf 'st-atime) - #+svr4 (slot (slot ,buf 'st-atime) 'tv-sec) - #+BSD (slot (slot ,buf 'st-atime) 'ts-sec) - #-(or svr4 BSD)(slot ,buf 'st-mtime) - #+svr4 (slot (slot ,buf 'st-mtime) 'tv-sec) - #+BSD(slot (slot ,buf 'st-mtime) 'ts-sec) - #-(or svr4 BSD) (slot ,buf 'st-ctime) - #+svr4 (slot (slot ,buf 'st-ctime) 'tv-sec) - #+BSD(slot (slot ,buf 'st-ctime) 'ts-sec) - #+netbsd (slot (slot ,buf 'st-birthtime) 'ts-sec) - (slot ,buf 'st-blksize) - (slot ,buf 'st-blocks))) - -#+linux -(defmacro extract-stat-results (buf) - `(values T - #+(or alpha amd64) - (slot ,buf 'st-dev) - #-(or alpha amd64) - (+ (deref (slot ,buf 'st-dev) 0) - (* (+ +max-u-long+ 1) - (deref (slot ,buf 'st-dev) 1))) ;;; let's hope this works.. - (slot ,buf 'st-ino) - (slot ,buf 'st-mode) - (slot ,buf 'st-nlink) - (slot ,buf 'st-uid) - (slot ,buf 'st-gid) - #+(or alpha amd64) - (slot ,buf 'st-rdev) - #-(or alpha amd64) - (+ (deref (slot ,buf 'st-rdev) 0) - (* (+ +max-u-long+ 1) - (deref (slot ,buf 'st-rdev) 1))) ;;; let's hope this works.. - (slot ,buf 'st-size) - (slot ,buf 'st-atime) - (slot ,buf 'st-mtime) - (slot ,buf 'st-ctime) - (slot ,buf 'st-blksize) - (slot ,buf 'st-blocks))) - -#-solaris -(progn -(defun unix-stat (name) - _N"Unix-stat retrieves information about the specified - file returning them in the form of multiple values. - See the UNIX Programmer's Manual for a description - of the values returned. If the call fails, then NIL - and an error number is returned instead." - (declare (type unix-pathname name)) - (when (string= name "") - (setf name ".")) - (with-alien ((buf (struct stat))) - (syscall (#+linux "stat64" #+netbsd "__stat50" #-(or linux netbsd) "stat" - c-string (* (struct stat))) - (extract-stat-results buf) - (%name->file name) (addr buf)))) - -(defun unix-lstat (name) - _N"Unix-lstat is similar to unix-stat except the specified - file must be a symbolic link." - (declare (type unix-pathname name)) - (with-alien ((buf (struct stat))) - (syscall (#+linux "lstat64" #+netbsd "__lstat50" #-(or linux netbsd) "lstat" - c-string (* (struct stat))) - (extract-stat-results buf) - (%name->file name) (addr buf)))) - -(defun unix-fstat (fd) - _N"Unix-fstat is similar to unix-stat except the file is specified - by the file descriptor fd." - (declare (type unix-fd fd)) - (with-alien ((buf (struct stat))) - (syscall (#+linux "fstat64" #+netbsd "__fstat50" #-(or linux netbsd) "fstat" - int (* (struct stat))) - (extract-stat-results buf) - fd (addr buf)))) -) - -;;; 64-bit versions of stat and friends -#+solaris -(progn -(defun unix-stat (name) - _N"Unix-stat retrieves information about the specified - file returning them in the form of multiple values. - See the UNIX Programmer's Manual for a description - of the values returned. If the call fails, then NIL - and an error number is returned instead." - (declare (type unix-pathname name)) - (when (string= name "") - (setf name ".")) - (with-alien ((buf (struct stat64))) - (syscall ("stat64" c-string (* (struct stat64))) - (extract-stat-results buf) - (%name->file name) (addr buf)))) - -(defun unix-lstat (name) - _N"Unix-lstat is similar to unix-stat except the specified - file must be a symbolic link." - (declare (type unix-pathname name)) - (with-alien ((buf (struct stat64))) - (syscall ("lstat64" c-string (* (struct stat64))) - (extract-stat-results buf) - (%name->file name) (addr buf)))) - -(defun unix-fstat (fd) - _N"Unix-fstat is similar to unix-stat except the file is specified - by the file descriptor fd." - (declare (type unix-fd fd)) - (with-alien ((buf (struct stat64))) - (syscall ("fstat64" int (* (struct stat64))) - (extract-stat-results buf) - fd (addr buf)))) -) +;; unix-stat and friends +(macrolet + ((call-stat (c-func-name first-arg-type first-arg) + ;; Call the stat function named C-FUNC-NAME. The type of the + ;; first arg is FIRST-ARG-TYPE and FIRST-ARG is the first arg + ;; to the stat function. fstat is different from stat and + ;; lstat since it takes an fd for the first arg instead of + ;; string. + `(with-alien ((dev c-call:long-long) + (ino c-call:unsigned-long-long) + (mode c-call:unsigned-int) + (nlink c-call:unsigned-long-long) + (uid c-call:unsigned-int) + (gid c-call:unsigned-int) + (rdev c-call:unsigned-long-long) + (size c-call:long-long) + (atime c-call:long-long) + (mtime c-call:long-long) + (ctime c-call:long-long) + (blksize c-call:long) + (blocks c-call:long-long)) + (let ((result + (alien-funcall + (extern-alien ,c-func-name + (function int + ,first-arg-type + (* c-call:long-long) + (* c-call:unsigned-long-long) + (* c-call:unsigned-int) + (* c-call:unsigned-long-long) + (* c-call:unsigned-int) + (* c-call:unsigned-int) + (* c-call:unsigned-long-long) + (* c-call:long-long) + (* c-call:long-long) + (* c-call:long-long) + (* c-call:long-long) + (* c-call:long) + (* c-call:long-long))) + ,first-arg + (addr dev) + (addr ino) + (addr mode) + (addr nlink) + (addr uid) + (addr gid) + (addr rdev) + (addr size) + (addr atime) + (addr mtime) + (addr ctime) + (addr blksize) + (addr blocks)))) + (if (eql -1 result) + (values nil (unix-errno)) + (values t + dev + ino + mode + nlink + uid + gid + rdev + size + atime + mtime + ctime + blksize + blocks)))))) + (defun unix-stat (name) + _N"Unix-stat retrieves information about the specified + file returning them in the form of multiple values. If the call + fails, then NIL and an error number is returned. If the call + succeeds, then T is returned in addition to the following values + from the stat struct st: + + st_dev Device ID + st_ino File serial number + st_mode Mode of file + st_nlink Number of hard links to the file + st_uid User ID + st_gid Group ID + st_rdev Device ID (if file is character or block special) + st_atime Last data access time, in sec + st_mtime Last data modification time, in sec + st_ctime Last file status change time, in sec + st_blksize Preferred I/O block size + st_blocks Number of blocks allocated. (Block size is implementation dependent.) +" + (declare (type unix-pathname name)) + (when (string= name "") + (setf name ".")) + (call-stat "os_stat" c-call:c-string (%name->file name))) + + (defun unix-lstat (name) + "Unix-lstat is similar to unix-stat except the specified + file must be a symbolic link. If the call fails, then NIL and an + error number is returned. If the call succeeds, then T is returned + in addition to the following values from the stat struct st: + + st_dev Device ID + st_ino File serial number + st_mode Mode of file + st_nlink Number of hard links to the file + st_uid User ID + st_gid Group ID + st_rdev Device ID (if file is character or block special) + st_atime Last data access time, in sec + st_mtime Last data modification time, in sec + st_ctime Last file status change time, in sec + st_blksize Preferred I/O block size + st_blocks Number of blocks allocated. (Block size is implementation dependent.) +" + (declare (type unix-pathname name)) + (call-stat "os_lstat" c-call:c-string (%name->file name))) + + (defun unix-fstat (fd) + _N"Unix-fstat is similar to unix-stat except the file is specified + by the file descriptor fd. If the call fails, then NIL and an + error number is returned. If the call succeeds, then T is returned + in addition to the following values from the stat struct st: + + st_dev Device ID + st_ino File serial number + st_mode Mode of file + st_nlink Number of hard links to the file + st_uid User ID + st_gid Group ID + st_rdev Device ID (if file is character or block special) + st_atime Last data access time, in sec + st_mtime Last data modification time, in sec + st_ctime Last file status change time, in sec + st_blksize Preferred I/O block size + st_blocks Number of blocks allocated. (Block size is implementation dependent.) +" + (declare (type unix-fd fd)) + (call-stat "os_fstat" int fd))) (def-alien-type nil (struct rusage ===================================== src/contrib/unix/unix-glibc2.lisp ===================================== @@ -175,7 +175,7 @@ TIOCSIGSEND KBDCGET KBDCSET KBDCRESET KBDCRST KBDCSSTD KBDSGET KBDGCLICK - KBDSCLICK FIONREAD unix-exit unix-stat unix-lstat unix-fstat + KBDSCLICK FIONREAD unix-exit unix-getrusage unix-fast-getrusage rusage_self rusage_children unix-gettimeofday unix-utimes unix-sched-yield unix-setreuid ===================================== src/contrib/unix/unix.lisp ===================================== @@ -159,7 +159,7 @@ KBDCGET KBDCSET KBDCRESET KBDCRST KBDCSSTD KBDSGET KBDGCLICK KBDSCLICK FIONREAD #+(or hpux bsd) siocspgrp - unix-exit unix-stat unix-lstat unix-fstat + unix-exit unix-getrusage unix-fast-getrusage rusage_self rusage_children unix-gettimeofday #-hpux unix-utimes #-(or svr4 hpux) unix-setreuid @@ -230,50 +230,6 @@ ;;; -;;; From sys/stat.h -;; oh boy, in linux-> 2 stat(s)!! - -#-(or svr4 bsd linux) ; eg hpux and alpha -(def-alien-type nil - (struct stat - (st-dev dev-t) - (st-ino ino-t) - (st-mode mode-t) - (st-nlink nlink-t) - (st-uid uid-t) - (st-gid gid-t) - (st-rdev dev-t) - (st-size off-t) - (st-atime time-t) - (st-spare1 int) - (st-mtime time-t) - (st-spare2 int) - (st-ctime time-t) - (st-spare3 int) - (st-blksize #-alpha long #+alpha unsigned-int) - (st-blocks #-alpha long #+alpha int) - (st-spare4 (array long 2)))) - -#+netbsd -(def-alien-type nil - (struct stat - (st-dev dev-t) - (st-mode mode-t) - (st-ino ino-t) - (st-nlink nlink-t) - (st-uid uid-t) - (st-gid gid-t) - (st-rdev dev-t) - (st-atime (struct timespec-t)) - (st-mtime (struct timespec-t)) - (st-ctime (struct timespec-t)) - (st-birthtime (struct timespec-t)) - (st-size off-t) - (st-blocks off-t) - (st-blksize long) - (st-flags unsigned-long) - (st-gen unsigned-long) - (st-spare (array unsigned-long 2)))) ;;; From sys/resource.h ===================================== src/i18n/locale/cmucl-unix.pot ===================================== @@ -489,22 +489,71 @@ msgstr "" #: src/code/unix.lisp msgid "" "Unix-stat retrieves information about the specified\n" -" file returning them in the form of multiple values.\n" -" See the UNIX Programmer's Manual for a description\n" -" of the values returned. If the call fails, then NIL\n" -" and an error number is returned instead." +" file returning them in the form of multiple values. If the call\n" +" fails, then NIL and an error number is returned. If the call\n" +" succeeds, then T is returned in addition to the following values\n" +" from the stat struct st:\n" +"\n" +" st_dev Device ID\n" +" st_ino File serial number\n" +" st_mode Mode of file\n" +" st_nlink Number of hard links to the file\n" +" st_uid User ID\n" +" st_gid Group ID\n" +" st_rdev Device ID (if file is character or block special)\n" +" st_atime Last data access time, in sec\n" +" st_mtime Last data modification time, in sec\n" +" st_ctime Last file status change time, in sec\n" +" st_blksize Preferred I/O block size\n" +" st_blocks Number of blocks allocated. (Block size is implementation" +" dependent.)\n" +"" msgstr "" #: src/code/unix.lisp msgid "" -"Unix-lstat is similar to unix-stat except the specified\n" -" file must be a symbolic link." +"Unix-fstat is similar to unix-stat except the file is specified\n" +" by the file descriptor fd. If the call fails, then NIL and an\n" +" error number is returned. If the call succeeds, then T is returned\n" +" in addition to the following values from the stat struct st:\n" +"\n" +" st_dev Device ID\n" +" st_ino File serial number\n" +" st_mode Mode of file\n" +" st_nlink Number of hard links to the file\n" +" st_uid User ID\n" +" st_gid Group ID\n" +" st_rdev Device ID (if file is character or block special)\n" +" st_atime Last data access time, in sec\n" +" st_mtime Last data modification time, in sec\n" +" st_ctime Last file status change time, in sec\n" +" st_blksize Preferred I/O block size\n" +" st_blocks Number of blocks allocated. (Block size is implementation" +" dependent.)\n" +"" msgstr "" #: src/code/unix.lisp msgid "" -"Unix-fstat is similar to unix-stat except the file is specified\n" -" by the file descriptor fd." +"Unix-lstat is similar to unix-stat except the specified\n" +" file must be a symbolic link. If the call fails, then NIL and an\n" +" error number is returned. If the call succeeds, then T is returned\n" +" in addition to the following values from the stat struct st:\n" +"\n" +" st_dev Device ID\n" +" st_ino File serial number\n" +" st_mode Mode of file\n" +" st_nlink Number of hard links to the file\n" +" st_uid User ID\n" +" st_gid Group ID\n" +" st_rdev Device ID (if file is character or block special)\n" +" st_atime Last data access time, in sec\n" +" st_mtime Last data modification time, in sec\n" +" st_ctime Last file status change time, in sec\n" +" st_blksize Preferred I/O block size\n" +" st_blocks Number of blocks allocated. (Block size is implementation" +" dependent.)\n" +"" msgstr "" #: src/code/unix.lisp ===================================== src/lisp/Config.x86_linux ===================================== @@ -4,6 +4,7 @@ include Config.x86_common CFLAGS += $(COPT) CPPFLAGS += -m32 -D__NO_CTYPE CFLAGS += -rdynamic -march=pentium4 -mfpmath=sse -mtune=generic +CFLAGS += -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 UNDEFSYMPATTERN = -Xlinker -u -Xlinker & ASSEM_SRC += linux-stubs.S ===================================== src/lisp/Config.x86_linux_clang ===================================== @@ -9,6 +9,7 @@ CFLAGS += $(COPT) # (-mtune=pentium4), the first chip to have sse2; and finally generate # code assuming instructions can trap (-ftrapping-math). CFLAGS += -msse2 -mtune=pentium4 -ftrapping-math +CFLAGS += -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 UNDEFSYMPATTERN = -Xlinker -u -Xlinker & ASSEM_SRC += linux-stubs.S ===================================== src/lisp/os-common.c ===================================== @@ -10,6 +10,7 @@ #include <netdb.h> #include <stdio.h> #include <string.h> +#include <sys/stat.h> #include <time.h> #include "os.h" @@ -589,3 +590,128 @@ os_sleep(double seconds) requested = remaining; } } + +/* + * Interface to stat/fstat/lstat. + * + * The arg types are chosen such that they can hold the largest + * possible value that any OS would use for the particular slot in the + * stat structure. That way we can just use one OS-independent + * function that works across all OSes. + */ +int +os_stat(const char* path, u_int64_t *dev, u_int64_t *ino, unsigned int *mode, u_int64_t *nlink, + unsigned int *uid, unsigned int *gid, u_int64_t *rdev, int64_t *size, + int64_t *atime, int64_t *mtime, int64_t *ctime, + long *blksize, int64_t *blocks) +{ + int rc; + struct stat buf; + + rc = stat(path, &buf); + + if (rc != 0) { + return rc; + } + +#if 0 + /* + * Useful prints to see the actual size of the various + * fields. Helpful for porting this to other OSes that we haven't + * tested on. + */ + fprintf(stderr, "size dev %d\n", sizeof(buf.st_dev)); + fprintf(stderr, "size ino %d\n", sizeof(buf.st_ino)); + fprintf(stderr, "size mode %d\n", sizeof(buf.st_mode)); + fprintf(stderr, "size nlink %d\n", sizeof(buf.st_nlink)); + fprintf(stderr, "size uid %d\n", sizeof(buf.st_uid)); + fprintf(stderr, "size gid %d\n", sizeof(buf.st_gid)); + fprintf(stderr, "size rdev %d\n", sizeof(buf.st_rdev)); + fprintf(stderr, "size size %d\n", sizeof(buf.st_size)); + fprintf(stderr, "size atime %d\n", sizeof(buf.st_atime)); + fprintf(stderr, "size mtime %d\n", sizeof(buf.st_mtime)); + fprintf(stderr, "size ctime %d\n", sizeof(buf.st_ctime)); + fprintf(stderr, "size blksize %d\n", sizeof(buf.st_blksize)); + fprintf(stderr, "size blocks %d\n", sizeof(buf.st_blocks)); +#endif + + *dev = buf.st_dev; + *ino = buf.st_ino; + *mode = buf.st_mode; + *nlink = buf.st_nlink; + *uid = buf.st_uid; + *gid = buf.st_gid; + *rdev = buf.st_rdev; + *size = buf.st_size; + *atime = buf.st_atime; + *mtime = buf.st_mtime; + *ctime = buf.st_ctime; + *blksize = buf.st_blksize; + *blocks = buf.st_blocks; + + return rc; +} + +int +os_fstat(int fd, u_int64_t *dev, u_int64_t *ino, unsigned int *mode, u_int64_t *nlink, + unsigned int *uid, unsigned int *gid, u_int64_t *rdev, int64_t *size, + int64_t *atime, int64_t *mtime, int64_t *ctime, + long *blksize, int64_t *blocks) +{ + int rc; + struct stat buf; + + rc = fstat(fd, &buf); + + if (rc != 0) { + return rc; + } + + *dev = buf.st_dev; + *ino = buf.st_ino; + *mode = buf.st_mode; + *nlink = buf.st_nlink; + *uid = buf.st_uid; + *gid = buf.st_gid; + *rdev = buf.st_rdev; + *size = buf.st_size; + *atime = buf.st_atime; + *mtime = buf.st_mtime; + *ctime = buf.st_ctime; + *blksize = buf.st_blksize; + *blocks = buf.st_blocks; + + return rc; +} + +int +os_lstat(const char* path, u_int64_t *dev, u_int64_t *ino, unsigned int *mode, u_int64_t *nlink, + unsigned int *uid, unsigned int *gid, u_int64_t *rdev, int64_t *size, + int64_t *atime, int64_t *mtime, int64_t *ctime, + long *blksize, int64_t *blocks) +{ + int rc; + struct stat buf; + + rc = lstat(path, &buf); + + if (rc != 0) { + return rc; + } + + *dev = buf.st_dev; + *ino = buf.st_ino; + *mode = buf.st_mode; + *nlink = buf.st_nlink; + *uid = buf.st_uid; + *gid = buf.st_gid; + *rdev = buf.st_rdev; + *size = buf.st_size; + *atime = buf.st_atime; + *mtime = buf.st_mtime; + *ctime = buf.st_ctime; + *blksize = buf.st_blksize; + *blocks = buf.st_blocks; + + return rc; +} View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/f62f1e9ee9835281ee42b6… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/f62f1e9ee9835281ee42b6… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][issue-125-unix-stat-wrong] Disable debugging prints
by Raymond Toy (＠rtoy) 23 Aug '22

23 Aug '22

Raymond Toy pushed to branch issue-125-unix-stat-wrong at cmucl / cmucl Commits: 834ff140 by Raymond Toy at 2022-08-23T15:29:31-07:00 Disable debugging prints - - - - - 1 changed file: - src/lisp/os-common.c Changes: ===================================== src/lisp/os-common.c ===================================== @@ -614,7 +614,7 @@ os_stat(const char* path, u_int64_t *dev, u_int64_t *ino, unsigned int *mode, u_ return rc; } -#if 1 +#if 0 /* * Useful prints to see the actual size of the various * fields. Helpful for porting this to other OSes that we haven't View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/834ff140fb6080c2a7008d4… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/834ff140fb6080c2a7008d4… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][issue-125-unix-stat-wrong] Keep include files sorted
by Raymond Toy (＠rtoy) 23 Aug '22

23 Aug '22

Raymond Toy pushed to branch issue-125-unix-stat-wrong at cmucl / cmucl Commits: bf5b52fa by Carl S. Shapiro at 2022-08-23T22:28:11+00:00 Keep include files sorted - - - - - 1 changed file: - src/lisp/os-common.c Changes: ===================================== src/lisp/os-common.c ===================================== @@ -10,8 +10,8 @@ #include <netdb.h> #include <stdio.h> #include <string.h> -#include <time.h> #include <sys/stat.h> +#include <time.h> #include "os.h" #include "internals.h" View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/bf5b52faf340040fa9a53a8… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/bf5b52faf340040fa9a53a8… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][issue-125-unix-stat-wrong] Update pot file
by Raymond Toy (＠rtoy) 20 Aug '22

20 Aug '22

Raymond Toy pushed to branch issue-125-unix-stat-wrong at cmucl / cmucl Commits: 164bd106 by Raymond Toy at 2022-08-20T15:18:05-07:00 Update pot file The docstrings for unix-stat and friends have changed, so the pot file needs updating. - - - - - 1 changed file: - src/i18n/locale/cmucl-unix.pot Changes: ===================================== src/i18n/locale/cmucl-unix.pot ===================================== @@ -556,27 +556,6 @@ msgid "" "" msgstr "" -#: src/code/unix.lisp -msgid "" -"Unix-stat retrieves information about the specified\n" -" file returning them in the form of multiple values.\n" -" See the UNIX Programmer's Manual for a description\n" -" of the values returned. If the call fails, then NIL\n" -" and an error number is returned instead." -msgstr "" - -#: src/code/unix.lisp -msgid "" -"Unix-lstat is similar to unix-stat except the specified\n" -" file must be a symbolic link." -msgstr "" - -#: src/code/unix.lisp -msgid "" -"Unix-fstat is similar to unix-stat except the file is specified\n" -" by the file descriptor fd." -msgstr "" - #: src/code/unix.lisp msgid "The calling process." msgstr "" View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/164bd106c8aed710af34a30… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/164bd106c8aed710af34a30… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][issue-125-unix-stat-wrong] Set _LARGEFILE_SOURCE and _FILE_OFFSET_BITS here
by Raymond Toy (＠rtoy) 14 Aug '22

14 Aug '22

Raymond Toy pushed to branch issue-125-unix-stat-wrong at cmucl / cmucl Commits: fdec8705 by Raymond Toy at 2022-08-14T08:34:55-07:00 Set _LARGEFILE_SOURCE and _FILE_OFFSET_BITS here Enable large file support by setting the c flags. Needed by os-common.c to support large files for os_stat and friends. - - - - - 2 changed files: - src/lisp/Config.x86_linux - src/lisp/Config.x86_linux_clang Changes: ===================================== src/lisp/Config.x86_linux ===================================== @@ -4,6 +4,7 @@ include Config.x86_common CFLAGS += $(COPT) CPPFLAGS += -m32 -D__NO_CTYPE CFLAGS += -rdynamic -march=pentium4 -mfpmath=sse -mtune=generic +CFLAGS += -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 UNDEFSYMPATTERN = -Xlinker -u -Xlinker & ASSEM_SRC += linux-stubs.S ===================================== src/lisp/Config.x86_linux_clang ===================================== @@ -9,6 +9,7 @@ CFLAGS += $(COPT) # (-mtune=pentium4), the first chip to have sse2; and finally generate # code assuming instructions can trap (-ftrapping-math). CFLAGS += -msse2 -mtune=pentium4 -ftrapping-math +CFLAGS += -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 UNDEFSYMPATTERN = -Xlinker -u -Xlinker & ASSEM_SRC += linux-stubs.S View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/fdec87055478c8f2d10a6c3… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/fdec87055478c8f2d10a6c3… You're receiving this email because of your account on gitlab.common-lisp.net.

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