Attachment 207442 Details for Bug 236815 – glib patch

[patch] glib patch

patch-glib_gspawn.c (text/plain), 1.58 KB, created by Ivan Rozhuk on 2019-09-12 22:54:04 UTC

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Creator: Ivan Rozhuk

Created: 2019-09-12 22:54:04 UTC

Size: 1.58 KB

patch

obsolete

>--- glib/gspawn.c	2018-09-21 12:29:23.000000000 +0300
>+++ glib/gspawn.c	2019-07-20 18:05:15.486558000 +0300
>@@ -39,6 +39,12 @@
> #include <sys/resource.h>
> #endif /* HAVE_SYS_RESOURCE_H */
> 
>+#ifdef __FreeBSD__
>+#include <sys/param.h>
>+#include <sys/sysctl.h>
>+#include <sys/user.h>
>+#endif
>+
> #include "gspawn.h"
> #include "gthread.h"
> #include "glib/gstdio.h"
>@@ -1077,7 +1083,46 @@
> }
> 
> #ifndef HAVE_FDWALK
>+
>+#ifdef __FreeBSD__
> static int
>+fdwalk_s(int (*cb)(void *data, int fd), void *data, gint *resp)
>+{
>+  char *bp, *bp_end, *ep;
>+  int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_FILEDESC, (int)getpid()};
>+  size_t len = 0;
>+  struct kinfo_file kif;
>+
>+  if (sysctl(mib, nitems(mib), NULL, &len, NULL, 0) != 0)
>+      return FALSE;
>+
>+  len += 4096; /* Additional space in case new files opened. */
>+  if ((bp = (char*) malloc(len)) == NULL)
>+      return FALSE;
>+
>+  if (sysctl(mib, nitems(mib), bp, &len, NULL, 0) != 0) {
>+      free(bp);
>+      return FALSE;
>+  }
>+
>+  ep = bp;
>+  bp_end = (bp + len);
>+  while (ep < bp_end) {
>+    memcpy(&kif, ep, sizeof(struct kinfo_file));
>+    ep += kif.kf_structsize;
>+    if (kif.kf_fd < 0)
>+        continue;
>+
>+    if ((*resp = cb (data, kif.kf_fd)) != 0)
>+        break;
>+  }
>+
>+  free(bp);
>+  return TRUE;
>+}
>+#endif
>+
>+static int
> fdwalk (int (*cb)(void *data, int fd), void *data)
> {
>   gint open_max;
>@@ -1086,6 +1131,12 @@
>   
> #ifdef HAVE_SYS_RESOURCE_H
>   struct rlimit rl;
>+#endif
>+
>+#ifdef __FreeBSD__
>+  if (fdwalk_s(cb, data, &res))
>+      return res;
>+  /* If any sysctl/malloc call fails continue with the fall back method */
> #endif
> 
> #ifdef __linux__

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