diff options
author | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-06-09 02:37:33 -0400 |
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committer | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-06-09 02:37:33 -0400 |
commit | f6e7ffdf3fe8e3ed5e659f747946461350ade5a8 (patch) | |
tree | d261964cafdd51154b1ad757574f508da2d9ad76 /src/basic/fd-util.c | |
parent | 566cac15ed36506e2bb766313a5d4e0825bc6499 (diff) | |
parent | 022ed72eff07ca6c1409747e774ef5b35724c9df (diff) |
Merge tag 'v230-3.parabola1' into parabola
Diffstat (limited to 'src/basic/fd-util.c')
-rw-r--r-- | src/basic/fd-util.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/src/basic/fd-util.c b/src/basic/fd-util.c index ec9560cd07..8b466cff15 100644 --- a/src/basic/fd-util.c +++ b/src/basic/fd-util.c @@ -25,11 +25,13 @@ #include <unistd.h> #include "fd-util.h" +#include "fs-util.h" #include "macro.h" #include "missing.h" #include "parse-util.h" #include "path-util.h" #include "socket-util.h" +#include "stdio-util.h" #include "util.h" int close_nointr(int fd) { @@ -229,7 +231,7 @@ int close_all_fds(const int except[], unsigned n_except) { while ((de = readdir(d))) { int fd = -1; - if (hidden_file(de->d_name)) + if (hidden_or_backup_file(de->d_name)) continue; if (safe_atoi(de->d_name, &fd) < 0) @@ -356,3 +358,17 @@ bool fdname_is_valid(const char *s) { return p - s < 256; } + +int fd_get_path(int fd, char **ret) { + char procfs_path[strlen("/proc/self/fd/") + DECIMAL_STR_MAX(int)]; + int r; + + xsprintf(procfs_path, "/proc/self/fd/%i", fd); + + r = readlink_malloc(procfs_path, ret); + + if (r == -ENOENT) /* If the file doesn't exist the fd is invalid */ + return -EBADF; + + return r; +} |