shell_global_reexec_self: add support for OpenBSD

https://bugzilla.gnome.org/show_bug.cgi?id=709571
This commit is contained in:
Antoine Jacoutot 2013-10-31 11:46:59 +01:00
parent c4a6837d56
commit 15ff426be8

View File

@ -33,6 +33,11 @@
#include <malloc.h>
#endif
#ifdef __OpenBSD__
#include <sys/param.h>
#include <sys/sysctl.h>
#endif
#include "shell-enum-types.h"
#include "shell-global-private.h"
#include "shell-perf-log.h"
@ -1109,20 +1114,30 @@ shell_global_reexec_self (ShellGlobal *global)
char *buf_p;
char *buf_end;
GError *error = NULL;
/* Linux specific (I think, anyways). */
#if defined __linux__
if (!g_file_get_contents ("/proc/self/cmdline", &buf, &len, &error))
{
g_warning ("failed to get /proc/self/cmdline: %s", error->message);
return;
}
#elif defined __OpenBSD__
int pid = getpid();
int mib[] = { CTL_KERN, KERN_PROC_ARGS, pid, KERN_PROC_ARGV };
if (sysctl(mib, G_N_ELEMENTS (mib), &buf, &len, NULL, 0) == -1) {
g_warning ("failed to get command line args: %d", errno);
return;
}
#else
return;
#endif
buf_end = buf+len;
arr = g_ptr_array_new ();
/* The cmdline file is NUL-separated */
for (buf_p = buf; buf_p < buf_end; buf_p = buf_p + strlen (buf_p) + 1)
g_ptr_array_add (arr, buf_p);
g_ptr_array_add (arr, NULL);
/* Close all file descriptors other than stdin/stdout/stderr, otherwise