Mercurial > hg > toybox
annotate toys/other/pwdx.c @ 1429:8c78a7e5486d draft
Disable xopen's default O_CLOEXEC for oneit.
| author | Rob Landley <rob@landley.net> |
|---|---|
| date | Sat, 09 Aug 2014 23:49:48 -0500 |
| parents | 0752b2d58909 |
| children |
| rev | line source |
|---|---|
| 1038 | 1 /* pwdx.c - report current directory of a process. |
| 2 * | |
| 3 * Copyright 2013 Lukasz Skalski <l.skalski@partner.samsung.com> | |
| 4 | |
| 5 USE_PWDX(NEWTOY(pwdx, "<1a", TOYFLAG_USR|TOYFLAG_BIN)) | |
| 6 | |
| 7 config PWDX | |
| 8 bool "pwdx" | |
| 9 default y | |
| 10 help | |
| 1039 | 11 usage: pwdx PID... |
| 12 | |
| 13 Print working directory of processes listed on command line. | |
| 1038 | 14 */ |
| 15 | |
| 16 #include "toys.h" | |
| 17 | |
| 1039 | 18 void pwdx_main(void) |
| 1038 | 19 { |
|
1150
ac4a0cde89c2
Don't permute toys.optargs, cleanup code (xexec()) can free it.
Rob Landley <rob@landley.net>
parents:
1039
diff
changeset
|
20 char **optargs; |
|
ac4a0cde89c2
Don't permute toys.optargs, cleanup code (xexec()) can free it.
Rob Landley <rob@landley.net>
parents:
1039
diff
changeset
|
21 |
|
ac4a0cde89c2
Don't permute toys.optargs, cleanup code (xexec()) can free it.
Rob Landley <rob@landley.net>
parents:
1039
diff
changeset
|
22 for (optargs = toys.optargs; *optargs; optargs++) { |
| 1039 | 23 char *path; |
| 24 int num_bytes; | |
| 1038 | 25 |
|
1183
0752b2d58909
Rename xmsprintf() to just xmprintf().
Rob Landley <rob@landley.net>
parents:
1150
diff
changeset
|
26 path = xmprintf("/proc/%s/cwd", *optargs); |
| 1039 | 27 num_bytes = readlink(path, toybuf, sizeof(toybuf)-1); |
| 28 free(path); | |
| 29 | |
| 30 if (num_bytes==-1) { | |
| 31 path = strerror(errno); | |
| 32 toys.exitval = 1; | |
| 33 } else { | |
| 34 path = toybuf; | |
| 35 toybuf[num_bytes] = 0; | |
| 36 } | |
|
1150
ac4a0cde89c2
Don't permute toys.optargs, cleanup code (xexec()) can free it.
Rob Landley <rob@landley.net>
parents:
1039
diff
changeset
|
37 xprintf("%s: %s\n", *optargs, path); |
| 1038 | 38 } |
| 39 } |