git/list[1] front-page[2] threads[3] people[4] search[5] about
 

[PATCH 05/25] copy.c: convert bb_(p)error_msg to (sys_)error

From
Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Date
Apr 13, 2016, 13:15 UTC
Message-ID
<1460553346-12985-6-git-send-email-pclouds@gmail.com>
In-Reply-To
<1460553346-12985-1-git-send-email-pclouds@gmail.com>
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
 copy.c | 85 ++++++++++++++++++++++++------------------------------------------
 1 file changed, 31 insertions(+), 54 deletions(-)
diff --git a/copy.c b/copy.c
index d24a8ae..cdb38d5 100644
--- a/copy.c
+++ b/copy.c
@@ -82,23 +82,16 @@ int FAST_FUNC copy_file(const char *source, const char *dest, int flags)
 	smallint dest_exists = 0;
 	smallint ovr;
 
-	if (lstat(source, &source_stat) < 0) {
-		bb_perror_msg("can't stat '%s'", source);
-		return -1;
-	}
+	if (lstat(source, &source_stat) < 0)
+		return sys_error(_("can't stat '%s'"), source);
 
 	if (lstat(dest, &dest_stat) < 0) {
-		if (errno != ENOENT) {
-			bb_perror_msg("can't stat '%s'", dest);
-			return -1;
-		}
+		if (errno != ENOENT)
+			return sys_error(_("can't stat '%s'"), dest);
 	} else {
-		if (source_stat.st_dev == dest_stat.st_dev
-		 && source_stat.st_ino == dest_stat.st_ino
-		) {
-			bb_error_msg("'%s' and '%s' are the same file", source, dest);
-			return -1;
-		}
+		if (source_stat.st_dev == dest_stat.st_dev &&
+		    source_stat.st_ino == dest_stat.st_ino)
+			return error(_("'%s' and '%s' are the same file"), source, dest);
 		dest_exists = 1;
 	}
 
@@ -110,18 +103,14 @@ int FAST_FUNC copy_file(const char *source, const char *dest, int flags)
 
 		/* Did we ever create source ourself before? */
 		tp = is_in_ino_dev_hashtable(&source_stat);
-		if (tp) {
+		if (tp)
 			/* We did! it's a recursion! man the lifeboats... */
-			bb_error_msg("recursion detected, omitting directory '%s'",
-					source);
-			return -1;
-		}
+			return error(_("recursion detected, omitting directory '%s'"),
+				     source);
 
 		if (dest_exists) {
-			if (!S_ISDIR(dest_stat.st_mode)) {
-				bb_error_msg("target '%s' is not a directory", dest);
-				return -1;
-			}
+			if (!S_ISDIR(dest_stat.st_mode))
+				return error(_("target '%s' is not a directory"), dest);
 			/* race here: user can substitute a symlink between
 			 * this check and actual creation of files inside dest */
 		} else {
@@ -134,15 +123,12 @@ int FAST_FUNC copy_file(const char *source, const char *dest, int flags)
 			mode |= S_IRWXU;
 			if (mkdir(dest, mode) < 0) {
 				umask(saved_umask);
-				bb_perror_msg("can't create directory '%s'", dest);
-				return -1;
+				return sys_error(_("can't create directory '%s'"), dest);
 			}
 			umask(saved_umask);
 			/* need stat info for add_to_ino_dev_hashtable */
-			if (lstat(dest, &dest_stat) < 0) {
-				bb_perror_msg("can't stat '%s'", dest);
-				return -1;
-			}
+			if (lstat(dest, &dest_stat) < 0)
+				return sys_error(_("can't stat '%s'"), dest);
 		}
 		/* remember (dev,inode) of each created dir.
 		 * NULL: name is not remembered */
@@ -172,7 +158,7 @@ int FAST_FUNC copy_file(const char *source, const char *dest, int flags)
 		if (!dest_exists
 		 && chmod(dest, source_stat.st_mode & ~saved_umask) < 0
 		) {
-			bb_perror_msg("can't preserve %s of '%s'", "permissions", dest);
+			sys_error(_("can't preserve permissions of '%s'"), dest);
 			/* retval = -1; - WRONG! copy *WAS* made */
 		}
 		goto preserve_mode_ugid_time;
@@ -196,10 +182,8 @@ int FAST_FUNC copy_file(const char *source, const char *dest, int flags)
 					ovr = ask_and_unlink(dest, flags);
 					if (ovr <= 0)
 						return ovr;
-					if (link(link_target, dest) < 0) {
-						bb_perror_msg("can't create link '%s'", dest);
-						return -1;
-					}
+					if (link(link_target, dest) < 0)
+						return sys_error(_("can't create link '%s'"), dest);
 				}
 				return 0;
 			}
@@ -238,10 +222,8 @@ int FAST_FUNC copy_file(const char *source, const char *dest, int flags)
 		if (bb_copyfd_eof(src_fd, dst_fd) == -1)
 			retval = -1;
 		/* Careful with writing... */
-		if (close(dst_fd) < 0) {
-			bb_perror_msg("error writing to '%s'", dest);
-			retval = -1;
-		}
+		if (close(dst_fd) < 0)
+			retval = sys_error(_("error writing to '%s'"), dest);
 		/* ...but read size is already checked by bb_copyfd_eof */
 		close(src_fd);
 		/* "cp /dev/something new_file" should not
@@ -265,12 +247,10 @@ int FAST_FUNC copy_file(const char *source, const char *dest, int flags)
 		if (lpath) {
 			int r = symlink(lpath, dest);
 			free(lpath);
-			if (r < 0) {
-				bb_perror_msg("can't create symlink '%s'", dest);
-				return -1;
-			}
+			if (r < 0)
+				return sys_error(_("can't create symlink '%s'"), dest);
 			if (lchown(dest, source_stat.st_uid, source_stat.st_gid) < 0)
-				bb_perror_msg("can't preserve %s of '%s'", "ownership", dest);
+				sys_error(_("can't preserve %s of '%s'"), "ownership", dest);
 		}
 		/* _Not_ jumping to preserve_mode_ugid_time:
 		 * symlinks don't have those */
@@ -279,14 +259,11 @@ int FAST_FUNC copy_file(const char *source, const char *dest, int flags)
 	if (S_ISBLK(source_stat.st_mode) || S_ISCHR(source_stat.st_mode)
 	 || S_ISSOCK(source_stat.st_mode) || S_ISFIFO(source_stat.st_mode)
 	) {
-		if (mknod(dest, source_stat.st_mode, source_stat.st_rdev) < 0) {
-			bb_perror_msg("can't create '%s'", dest);
-			return -1;
-		}
-	} else {
-		bb_error_msg("unrecognized file '%s' with mode %x", source, source_stat.st_mode);
-		return -1;
-	}
+		if (mknod(dest, source_stat.st_mode, source_stat.st_rdev) < 0)
+			return sys_error(_("can't create '%s'"), dest);
+	} else
+		return error(_("unrecognized file '%s' with mode %x"),
+			     source, source_stat.st_mode);
 
  preserve_mode_ugid_time:
 
@@ -297,13 +274,13 @@ int FAST_FUNC copy_file(const char *source, const char *dest, int flags)
 		times[1].tv_usec = times[0].tv_usec = 0;
 		/* BTW, utimes sets usec-precision time - just FYI */
 		if (utimes(dest, times) < 0)
-			bb_perror_msg("can't preserve %s of '%s'", "times", dest);
+			sys_error(_("can't preserve %s of '%s'"), "times", dest);
 		if (chown(dest, source_stat.st_uid, source_stat.st_gid) < 0) {
 			source_stat.st_mode &= ~(S_ISUID | S_ISGID);
-			bb_perror_msg("can't preserve %s of '%s'", "ownership", dest);
+			sys_error(_("can't preserve %s of '%s'"), "ownership", dest);
 		}
 		if (chmod(dest, source_stat.st_mode) < 0)
-			bb_perror_msg("can't preserve %s of '%s'", "permissions", dest);
+			sys_error(_("can't preserve %s of '%s'"), "permissions", dest);
 	}
 
 	return retval;
-- 
2.8.0.rc0.210.gd302cd2
Previous: Nguyễn Thái Ngọc DuyNext: Nguyễn Thái Ngọc Duy
Message 6 of 35 in “worktree lock, move, remove and unlock”
  1. 00/25 worktree lock, move, remove and unlockNguyễn Thái Ngọc Duy, Apr 13, 2016
  2. 01/25 usage.c: move format processing out of die_errno()Nguyễn Thái Ngọc Duy, Apr 13, 2016
  3. 02/25 usage.c: add sys_error() that prints strerror() automaticallyNguyễn Thái Ngọc Duy, Apr 13, 2016
  4. 03/25 copy.c: import copy_file() from busyboxNguyễn Thái Ngọc Duy, Apr 13, 2016
  5. 04/25 copy.c: delete unused code in copy_file()Nguyễn Thái Ngọc Duy, Apr 13, 2016
  6. 05/25 copy.c: convert bb_(p)error_msg to (sys_)errorNguyễn Thái Ngọc Duy, Apr 13, 2016
  7. 06/25 copy.c: style fixNguyễn Thái Ngọc Duy, Apr 13, 2016
  8. 07/25 copy.c: convert copy_file() to copy_dir_recursively()Nguyễn Thái Ngọc Duy, Apr 13, 2016
  9. 08/25 completion: support git-worktreeNguyễn Thái Ngọc Duy, Apr 13, 2016
  10. 09/25 git-worktree.txt: keep subcommand listing in alphabetical orderNguyễn Thái Ngọc Duy, Apr 13, 2016
  11. 10/25 path.c: add git_common_path() and strbuf_git_common_path()Nguyễn Thái Ngọc Duy, Apr 13, 2016
  12. 11/25 worktree.c: use is_dot_or_dotdot()Nguyễn Thái Ngọc Duy, Apr 13, 2016
  13. 12/25 worktree.c: store "id" instead of "git_dir"Nguyễn Thái Ngọc Duy, Apr 13, 2016
  14. 13/25 worktree.c: add clear_worktree()Nguyễn Thái Ngọc Duy, Apr 13, 2016
  15. 14/25 worktree.c: add find_worktree_by_path()Nguyễn Thái Ngọc Duy, Apr 13, 2016
  16. 15/25 worktree.c: add is_main_worktree()Nguyễn Thái Ngọc Duy, Apr 13, 2016
  17. 16/25 worktree.c: add validate_worktree()Nguyễn Thái Ngọc Duy, Apr 13, 2016
  18. 17/25 worktree.c: add update_worktree_location()Nguyễn Thái Ngọc Duy, Apr 13, 2016
  19. 18/25 worktree.c: add is_worktree_locked()Nguyễn Thái Ngọc Duy, Apr 13, 2016
  20. 19/25 worktree: avoid 0{40}, too many zeroes, hard to readNguyễn Thái Ngọc Duy, Apr 13, 2016
  21. 20/25 worktree: simplify prefixing pathsNguyễn Thái Ngọc Duy, Apr 13, 2016
  22. 21/25 worktree: add "lock" commandNguyễn Thái Ngọc Duy, Apr 13, 2016
  23. 22/25 worktree: add "unlock" commandNguyễn Thái Ngọc Duy, Apr 13, 2016
  24. 23/25 worktree: add "move" commmandNguyễn Thái Ngọc Duy, Apr 13, 2016
  25. 24/25 worktree move: accept destination as directoryNguyễn Thái Ngọc Duy, Apr 13, 2016
  26. Eric SunshineMay 11, 2016
  27. Duy NguyenMay 11, 2016
  28. Eric SunshineMay 11, 2016
  29. Johannes SixtMay 11, 2016
  30. Junio C HamanoMay 11, 2016
  31. Johannes SixtMay 12, 2016
  32. 25/25 worktree: add "remove" commandNguyễn Thái Ngọc Duy, Apr 13, 2016
  33. Junio C HamanoApr 14, 2016
  34. Duy NguyenApr 15, 2016
  35. Junio C HamanoApr 15, 2016

Read the whole thread, see it on lore, or plain text.

$ cat FOOTERMessages come from the public archive at lore.kernel.org/git, fetched every hour. The front page is chosen and written each morning by an AI editor and can be wrong; the threads themselves are the record. About and API. For agents: an MCP server at https://gitlist.dev/mcp, and any thread, story or person page as Markdown by adding .md to its URL (or sending Accept: text/markdown). Details in /llms.txt.