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patch 8.1.0470: pointer ownership around fname_expand() is unclear commit https://github.com/vim/vim/commit/3d6014f0336d9a64c01a7518fe45fde0a925fa20 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Oct 11 19:27:47 2018 +0200 patch 8.1.0470: pointer ownership around fname_expand() is unclear Problem: Pointer ownership around fname_expand() is unclear. Solution: Allow b_ffname and b_sfname to point to the same allocated memory, only free one. Update comments.
author Bram Moolenaar <Bram@vim.org>
date Thu, 11 Oct 2018 19:30:05 +0200
parents a8ed1cb85859
children 162d79d273e6
comparison
equal deleted inserted replaced
14916:11372e362ffc 14917:6f2ce3b311de
1970 * b_ffname has the full path of the file (NULL for no name). 1970 * b_ffname has the full path of the file (NULL for no name).
1971 * b_sfname is the name as the user typed it (or NULL). 1971 * b_sfname is the name as the user typed it (or NULL).
1972 * b_fname is the same as b_sfname, unless ":cd" has been done, 1972 * b_fname is the same as b_sfname, unless ":cd" has been done,
1973 * then it is the same as b_ffname (NULL for no name). 1973 * then it is the same as b_ffname (NULL for no name).
1974 */ 1974 */
1975 char_u *b_ffname; /* full path file name */ 1975 char_u *b_ffname; // full path file name, allocated
1976 char_u *b_sfname; /* short file name */ 1976 char_u *b_sfname; // short file name, allocated, may be equal to
1977 char_u *b_fname; /* current file name */ 1977 // b_ffname
1978 char_u *b_fname; // current file name, points to b_ffname or
1979 // b_sfname
1978 1980
1979 #ifdef UNIX 1981 #ifdef UNIX
1980 int b_dev_valid; /* TRUE when b_dev has a valid number */ 1982 int b_dev_valid; /* TRUE when b_dev has a valid number */
1981 dev_t b_dev; /* device number */ 1983 dev_t b_dev; /* device number */
1982 ino_t b_ino; /* inode number */ 1984 ino_t b_ino; /* inode number */