>From e0c96755bd69ced4cfaaed608460d86d35791e7a Mon Sep 17 00:00:00 2001
From: KO Myung-Hun <address@hidden>
Date: Tue, 30 Apr 2013 22:01:05 +0900
Subject: [PATCH] find_executable: port to EMX

* lib/progreloc.c (find_executable): Implement on EMX.
---
 lib/progreloc.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/lib/progreloc.c b/lib/progreloc.c
index 3d7b6a9..73d4abb 100644
--- a/lib/progreloc.c
+++ b/lib/progreloc.c
@@ -44,6 +44,11 @@
 # include <windows.h>
 #endif
 
+#ifdef __EMX__
+# define INCL_DOS
+# include <os2.h>
+#endif
+
 #include "relocatable.h"
 
 #ifdef NO_XMALLOC
@@ -157,6 +162,23 @@ find_executable (const char *argv0)
     /* Shouldn't happen.  */
     return NULL;
   return xstrdup (location);
+#elif defined __EMX__
+  PPIB ppib;
+  char location[CCHMAXPATH];
+
+  /* See http://cyberkinetica.homeunix.net/os2tk45/cp1/619_L2H_DosGetInfoBlocksSynt.html
+     for specifications of DosGetInfoBlocks().  */
+  if (DosGetInfoBlocks (NULL, &ppib))
+    return NULL;
+
+  /* See http://cyberkinetica.homeunix.net/os2tk45/cp1/1247_L2H_DosQueryModuleNameSy.html
+     for specifications of DosQueryModuleName().  */
+  if (DosQueryModuleName (ppib->pib_hmte, sizeof (location), location))
+    return NULL;
+
+  _fnslashify (location);
+
+  return xstrdup (location);
 #else /* Unix */
 # ifdef __linux__
   /* The executable is accessible as /proc/<pid>/exe.  In newer Linux
-- 
1.8.5.2