loader: Use sysctl instead of /proc/curproc/file on FreeBSD.

Signed-off-by: Damjan Jovanovic <damjan.jov@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Damjan Jovanovic 2021-10-23 10:15:14 +02:00 committed by Alexandre Julliard
parent e224d74a57
commit f5e51cfc55
1 changed files with 12 additions and 3 deletions

View File

@ -29,6 +29,10 @@
#include <sys/stat.h> #include <sys/stat.h>
#include <unistd.h> #include <unistd.h>
#include <dlfcn.h> #include <dlfcn.h>
#include <limits.h>
#ifdef HAVE_SYS_SYSCTL_H
# include <sys/sysctl.h>
#endif
#include "main.h" #include "main.h"
@ -83,8 +87,14 @@ static const char *get_self_exe( char *argv0 )
#if defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) #if defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__)
return "/proc/self/exe"; return "/proc/self/exe";
#elif defined (__FreeBSD__) || defined(__DragonFly__) #elif defined (__FreeBSD__) || defined(__DragonFly__)
return "/proc/curproc/file"; static int pathname[] = { CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1 };
#else size_t path_size = PATH_MAX;
char *path = malloc( path_size );
if (path && !sysctl( pathname, sizeof(pathname)/sizeof(pathname[0]), path, &path_size, NULL, 0 ))
return path;
free( path );
#endif
if (!strchr( argv0, '/' )) /* search in PATH */ if (!strchr( argv0, '/' )) /* search in PATH */
{ {
char *p, *path = getenv( "PATH" ); char *p, *path = getenv( "PATH" );
@ -104,7 +114,6 @@ static const char *get_self_exe( char *argv0 )
return NULL; return NULL;
} }
return argv0; return argv0;
#endif
} }
static void *try_dlopen( const char *dir, const char *name ) static void *try_dlopen( const char *dir, const char *name )