diff options
Diffstat (limited to 'src/p_redirs.c')
| -rw-r--r-- | src/p_redirs.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/src/p_redirs.c b/src/p_redirs.c index b615d01..eeaefea 100644 --- a/src/p_redirs.c +++ b/src/p_redirs.c @@ -56,28 +56,27 @@ static size_t p_get_path(char path[], { char h[PATH_MAX]; size_t pos[2]; - size_t hlen; - size_t len; + size_t len[2]; - hlen = 0; - tmp.redir = (tmp.redir < 0) ? (-tmp.redir) : (tmp.redir); - tmp.ptr += tmp.redir; + len[1] = 0; + tmp.ptr += ft_abs(tmp.redir); + tmp.ptr += (tmp.redir == -2 && *tmp.ptr == '-') ? (1) : (0); while (*tmp.ptr != C_NUL && ft_iswhitespace(*tmp.ptr) == TRUE) tmp.ptr++; if (*tmp.ptr == C_TILDE && u_get_var_value(h, "$HOME", PATH_MAX, msh) == 0) { ft_strlcpy(path, h, PATH_MAX); - hlen = ft_strlen(h); + len[1] = ft_strlen(h); tmp.ptr++; } pos[0] = (tmp.ptr - tmp.word); - while (*tmp.ptr != C_NUL && ft_iswhitespace(*tmp.ptr) == FALSE && - u_is_not_escaped(tmp.word, tmp.ptr) == TRUE) + while (*tmp.ptr != C_NUL && ft_iswhitespace(*tmp.ptr) == FALSE + && u_is_not_escaped(tmp.word, tmp.ptr) == TRUE) tmp.ptr++; pos[1] = (tmp.ptr - tmp.word); - len = (pos[1] - pos[0]); - len = ((hlen + len + 1) > PATH_MAX) ? (PATH_MAX - 1) : (len); - ft_strlcpy(path + hlen, tmp.word + pos[0], len + 1); + len[0] = (pos[1] - pos[0]); + len[0] = ((len[1] + len[0] + 1) > PATH_MAX) ? (PATH_MAX - 1) : (len[0]); + ft_strlcpy(path + len[1], tmp.word + pos[0], len[0] + 1); return (pos[1]); } |