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* [glibc/ibm/2.30/master] support/shell-container.c: Add builtin kill
@ 2020-05-12 18:43 Tulio Magno Quites Machado Filho
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From: Tulio Magno Quites Machado Filho @ 2020-05-12 18:43 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=42766b3db2c895be02404dc89995412e841f05b7
commit 42766b3db2c895be02404dc89995412e841f05b7
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Tue Mar 24 15:47:13 2020 -0300
support/shell-container.c: Add builtin kill
No options supported.
Reviewed-by: DJ Delorie <dj@redhat.com>
(cherry picked from commit 1c17100c43c0913ec94f3bcc966bf3792236c690)
Diff:
---
support/shell-container.c | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/support/shell-container.c b/support/shell-container.c
index 99a0ff7ca5..51b01dce0d 100644
--- a/support/shell-container.c
+++ b/support/shell-container.c
@@ -147,6 +147,25 @@ exit_func (char **argv)
return 0;
}
+/* Emulate the "/bin/kill" command. Options are ignored. */
+static int
+kill_func (char **argv)
+{
+ int signum = SIGTERM;
+ int i;
+
+ for (i = 0; argv[i]; i++)
+ {
+ pid_t pid;
+ if (strcmp (argv[i], "$$") == 0)
+ pid = getpid ();
+ else
+ pid = atoi (argv[i]);
+ kill (pid, signum);
+ }
+ return 0;
+}
+
/* This is a list of all the built-in commands we understand. */
static struct {
const char *name;
@@ -156,6 +175,7 @@ static struct {
{ "echo", echo_func },
{ "cp", copy_func },
{ "exit", exit_func },
+ { "kill", kill_func },
{ NULL, NULL }
};
@@ -264,6 +284,11 @@ run_command_array (char **argv)
if (rv)
exit (rv);
}
+ else if (WIFSIGNALED (status))
+ {
+ int sig = WTERMSIG (status);
+ raise (sig);
+ }
else
exit (1);
}
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