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34 lines
669 B
34 lines
669 B
4 months ago
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/* pwdx.c - report current directory of a process.
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*
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* Copyright 2013 Lukasz Skalski <l.skalski@partner.samsung.com>
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USE_PWDX(NEWTOY(pwdx, "<1a", TOYFLAG_USR|TOYFLAG_BIN))
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config PWDX
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bool "pwdx"
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default y
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help
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usage: pwdx PID...
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Print working directory of processes listed on command line.
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*/
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#include "toys.h"
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void pwdx_main(void)
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{
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char **optargs;
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for (optargs = toys.optargs; *optargs; optargs++) {
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char *path = toybuf;
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sprintf(toybuf, "/proc/%d/cwd", atoi(*optargs));
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if (!readlink0(path, toybuf, sizeof(toybuf))) {
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path = strerror(errno);
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toys.exitval = 1;
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}
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xprintf("%s: %s\n", *optargs, path);
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}
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}
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