1 files changed, 33 insertions, 0 deletions
diff --git a/pkgs/os-specific/linux/musl/fexecve-execveat.patch b/pkgs/os-specific/linux/musl/fexecve-execveat.patch
new file mode 100644
index 00000000000..6b3894a916c
--- /dev/null
+++ b/pkgs/os-specific/linux/musl/fexecve-execveat.patch
@@ -0,0 +1,33 @@
+From e36f80cba6d5eefcc1ee664f16c2c72054b83134 Mon Sep 17 00:00:00 2001
+From: "Joseph C. Sible" <josephcsible@gmail.com>
+Date: Sun, 2 Sep 2018 13:42:26 -0400
+Subject: implement fexecve in terms of execveat when it exists
+
+This lets fexecve work even when /proc isn't mounted.
+---
+ src/process/fexecve.c | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/src/process/fexecve.c b/src/process/fexecve.c
+index 6507b429..8be3f760 100644
+--- a/src/process/fexecve.c
++++ b/src/process/fexecve.c
+@@ -1,10 +1,15 @@
++#define _GNU_SOURCE
+ #include <unistd.h>
+ #include <errno.h>
++#include <fcntl.h>
++#include "syscall.h"
+ 
+ void __procfdname(char *, unsigned);
+ 
+ int fexecve(int fd, char *const argv[], char *const envp[])
+ {
++	int r = __syscall(SYS_execveat, fd, "", argv, envp, AT_EMPTY_PATH);
++	if (r != -ENOSYS) return __syscall_ret(r);
+ 	char buf[15 + 3*sizeof(int)];
+ 	__procfdname(buf, fd);
+ 	execve(buf, argv, envp);
+-- 
+cgit v1.2.1
+