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-rw-r--r--libio/iopopen.c2
-rw-r--r--stdlib/tst-system.c14
-rw-r--r--support/shell-container.c7
-rw-r--r--sysdeps/posix/system.c1
4 files changed, 22 insertions, 2 deletions
diff --git a/libio/iopopen.c b/libio/iopopen.c
index a64033e60f..4cc405f2de 100644
--- a/libio/iopopen.c
+++ b/libio/iopopen.c
@@ -87,7 +87,7 @@ spawn_process (posix_spawn_file_actions_t *fa, FILE *fp, const char *command,
}
err = __posix_spawn (&((_IO_proc_file *) fp)->pid, _PATH_BSHELL, fa, 0,
- (char *const[]){ (char*) "sh", (char*) "-c",
+ (char *const[]){ (char*) "sh", (char*) "-c", (char*) "--",
(char *) command, NULL }, __environ);
if (err != 0)
return err;
diff --git a/stdlib/tst-system.c b/stdlib/tst-system.c
index 47a0afe6bf..3a55ec2791 100644
--- a/stdlib/tst-system.c
+++ b/stdlib/tst-system.c
@@ -148,6 +148,20 @@ do_test (void)
{
struct support_capture_subprocess result;
+ const char *cmd = "-echo";
+ result = support_capture_subprocess (call_system,
+ &(struct args) { cmd, 127 });
+ support_capture_subprocess_check (&result, "system", 0, sc_allow_stderr |
+ sc_allow_stdout);
+ char *returnerr = xasprintf ("%s: execing -echo failed: "
+ "No such file or directory",
+ basename(_PATH_BSHELL));
+ TEST_COMPARE_STRING (result.err.buffer, returnerr);
+ free (returnerr);
+ }
+
+ {
+ struct support_capture_subprocess result;
result = support_capture_subprocess (call_system,
&(struct args) { "exit 1", 1 });
support_capture_subprocess_check (&result, "system", 0, sc_allow_none);
diff --git a/support/shell-container.c b/support/shell-container.c
index b1f9e793c1..28437e4206 100644
--- a/support/shell-container.c
+++ b/support/shell-container.c
@@ -455,7 +455,12 @@ main (int argc, const char **argv)
dprintf (stderr, " argv[%d] is `%s'\n", i, argv[i]);
if (strcmp (argv[1], "-c") == 0)
- run_command_string (argv[2], argv+3);
+ {
+ if (strcmp (argv[2], "--") == 0)
+ run_command_string (argv[3], argv+4);
+ else
+ run_command_string (argv[2], argv+3);
+ }
else
run_script (argv[1], argv+2);
diff --git a/sysdeps/posix/system.c b/sysdeps/posix/system.c
index d77720a625..488b95163b 100644
--- a/sysdeps/posix/system.c
+++ b/sysdeps/posix/system.c
@@ -147,6 +147,7 @@ do_system (const char *line)
ret = __posix_spawn (&pid, SHELL_PATH, 0, &spawn_attr,
(char *const[]){ (char *) SHELL_NAME,
(char *) "-c",
+ (char *) "--",
(char *) line, NULL },
__environ);
__posix_spawnattr_destroy (&spawn_attr);