From 3f071a90a4313749b348a7d98284c005e5d87537 Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Sat, 24 Mar 2018 08:25:58 -0700
Subject: Use proc_pidpath to get the process path on macOS when available

---
 Alc/helpers.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'Alc/helpers.c')

diff --git a/Alc/helpers.c b/Alc/helpers.c
index e5545492..f7adfba0 100644
--- a/Alc/helpers.c
+++ b/Alc/helpers.c
@@ -39,6 +39,9 @@
 #ifdef HAVE_DIRENT_H
 #include <dirent.h>
 #endif
+#ifdef HAVE_PROC_PIDPATH
+#include <libproc.h>
+#endif
 
 #ifdef __FreeBSD__
 #include <sys/types.h>
@@ -754,6 +757,27 @@ void GetProcBinary(al_string *path, al_string *fname)
         sysctl(mib, 3, (void*)pathname, &pathlen, NULL, 0);
         pathname[pathlen] = 0;
     }
+#endif
+#ifdef HAVE_PROC_PIDPATH
+    if(!pathname)
+    {
+        const pid_t pid = getpid();
+        char procpath[PROC_PIDPATHINFO_MAXSIZE];
+        int ret;
+
+        ret = proc_pidpath(pid, procpath, sizeof(procpath));
+        if(ret < 1)
+        {
+            WARN("proc_pidpath(%d, ...) failed: %s\n", pid, strerror(errno));
+            free(pathname);
+            pathname = NULL;
+        }
+        else
+        {
+            pathlen = strlen(procpath);
+            pathname = strdup(procpath);
+        }
+    }
 #endif
     if(!pathname)
     {
-- 
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