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authorDenys Vlasenko2017-08-03 19:00:01 +0200
committerDenys Vlasenko2017-08-03 19:03:32 +0200
commit39194f030918b87eeb3e11e94cfa05f575fb47b4 (patch)
tree97ea35e2c5984c5c6757ff9a540630ada4b234d5 /procps/pwdx.c
parent663ae52676eae3b0fdc6bb968ff6497279a034a4 (diff)
downloadbusybox-39194f030918b87eeb3e11e94cfa05f575fb47b4.zip
busybox-39194f030918b87eeb3e11e94cfa05f575fb47b4.tar.gz
new NOFORKs: pwdx,kill[all5],ttysize,realpath,readlink NOEXECs: date,resize
function old new delta run_nofork_applet 258 280 +22 readlink_main 112 123 +11 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/0 up/down: 33/0) Total: 33 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'procps/pwdx.c')
-rw-r--r--procps/pwdx.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/procps/pwdx.c b/procps/pwdx.c
index dac2389..84802bb 100644
--- a/procps/pwdx.c
+++ b/procps/pwdx.c
@@ -14,7 +14,7 @@
//config: help
//config: Report current working directory of a process
-//applet:IF_PWDX(APPLET(pwdx, BB_DIR_USR_BIN, BB_SUID_DROP))
+//applet:IF_PWDX(APPLET_NOFORK(pwdx, pwdx, BB_DIR_USR_BIN, BB_SUID_DROP, pwdx))
//kbuild:lib-$(CONFIG_PWDX) += pwdx.o
@@ -50,6 +50,7 @@ int pwdx_main(int argc UNUSED_PARAM, char **argv)
sprintf(buf, "/proc/%u/cwd", pid);
+ /* NOFORK: only one alloc is allowed; must free */
s = xmalloc_readlink(buf);
// "pwdx /proc/1" says "/proc/1: DIR", not "1: DIR"
printf("%s: %s\n", *argv, s ? s : strerror(errno == ENOENT ? ESRCH : errno));