diff options
Diffstat (limited to 'src/nvim/path.c')
| -rw-r--r-- | src/nvim/path.c | 36 |
1 files changed, 20 insertions, 16 deletions
diff --git a/src/nvim/path.c b/src/nvim/path.c index e0e5f19911..5cd93ab811 100644 --- a/src/nvim/path.c +++ b/src/nvim/path.c @@ -556,8 +556,9 @@ static size_t do_path_expand(garray_T *gap, const char_u *path, return 0; } - /* make room for file name */ - buf = xmalloc(STRLEN(path) + BASENAMELEN + 5); + // Make room for file name. When doing encoding conversion the actual + // length may be quite a bit longer, thus use the maximum possible length. + buf = xmalloc(MAXPATHL); /* * Find the first part in the path name that contains a wildcard. @@ -1158,12 +1159,17 @@ int gen_expand_wildcards(int num_pat, char_u **pat, int *num_file, add_pat = -1; p = pat[i]; - if (vim_backtick(p)) + if (vim_backtick(p)) { add_pat = expand_backtick(&ga, p, flags); - else { - /* - * First expand environment variables, "~/" and "~user/". - */ + if (add_pat == -1) { + recursive = false; + FreeWild(ga.ga_len, (char_u **)ga.ga_data); + *num_file = 0; + *file = NULL; + return FAIL; + } + } else { + // First expand environment variables, "~/" and "~user/". if (has_env_var(p) || *p == '~') { p = expand_env_save_opt(p, true); if (p == NULL) @@ -1246,13 +1252,10 @@ static int vim_backtick(char_u *p) return *p == '`' && *(p + 1) != NUL && *(p + STRLEN(p) - 1) == '`'; } -/* - * Expand an item in `backticks` by executing it as a command. - * Currently only works when pat[] starts and ends with a `. - * Returns number of file names found. - */ -static int -expand_backtick ( +// Expand an item in `backticks` by executing it as a command. +// Currently only works when pat[] starts and ends with a `. +// Returns number of file names found, -1 if an error is encountered. +static int expand_backtick( garray_T *gap, char_u *pat, int flags /* EW_* flags */ @@ -1273,8 +1276,9 @@ expand_backtick ( buffer = get_cmd_output(cmd, NULL, (flags & EW_SILENT) ? kShellOptSilent : 0, NULL); xfree(cmd); - if (buffer == NULL) - return 0; + if (buffer == NULL) { + return -1; + } cmd = buffer; while (*cmd != NUL) { |