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util/oslib-posix : qemu_init_exec_dir implementation for Mac

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From 3025a0ce3fdf7d3559fc35a52c659f635f5c750c Mon Sep 17 00:00:00 2001
From: David Carlier <devnexen@gmail.com>
Date: Tue, 26 May 2020 21:35:27 +0100
Subject: [PATCH] util/oslib-posix : qemu_init_exec_dir implementation for Mac

Using dyld API to get the full path of the current process.

Signed-off-by: David Carlier <devnexen@gmail.com>
Message-id: CA+XhMqxwC10XHVs4Z-JfE0-WLAU3ztDuU9QKVi31mjr59HWCxg@mail.gmail.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
David CARLIER 2020-06-22 17:22:00 +01:00 committed by Peter Maydell
parent c62288072c
commit 2032e243a5
1 changed files with 15 additions and 0 deletions
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15
util/oslib-posix.c
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@ -57,6 +57,10 @@
#include <lwp.h>
#endif
#ifdef __APPLE__
#include <mach-o/dyld.h>
#endif
#include "qemu/mmap-alloc.h"
#ifdef CONFIG_DEBUG_STACK_USAGE
@ -375,6 +379,17 @@ void qemu_init_exec_dir(const char *argv0)
p = buf;
}
}
#elif defined(__APPLE__)
{
char fpath[PATH_MAX];
uint32_t len = sizeof(fpath);
if (_NSGetExecutablePath(fpath, &len) == 0) {
p = realpath(fpath, buf);
if (!p) {
return;
}
}
}
#endif
/* If we don't have any way of figuring out the actual executable
location then try argv[0]. */