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Make use of getexecpath() on OpenBSD for executable_path() #327

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Merged
tobil4sk merged 1 commit into from
Sep 19, 2026
Merged

Make use of getexecpath() on OpenBSD for executable_path() #327

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3 changes: 3 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ project(Neko C)
include(GNUInstallDirs)
include(CheckCCompilerFlag)
include(CheckIncludeFile)
include(CheckSymbolExists)
include(TestBigEndian)

set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake ${CMAKE_MODULE_PATH})
Expand Down Expand Up @@ -88,6 +89,8 @@ endif()

check_include_file(xlocale.h NEKO_XLOCALE_H)

check_symbol_exists(getexecpath unistd.h HAVE_GETEXECPATH)

option(NEKO_JIT_DISABLE "Disable Neko JIT." OFF)
option(NEKO_JIT_DEBUG "Debug Neko JIT." OFF)

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5 changes: 5 additions & 0 deletions vm/main.c
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Expand Up @@ -92,6 +92,11 @@ static char *executable_path() {
sysctl(mib, 4, path, &cb, NULL, 0);
if (!cb) return NULL;
return path;
#elif defined(__OpenBSD__) && defined(HAVE_GETEXECPATH)
static char path[PATH_MAX];
if (getexecpath(path, sizeof(path)) == -1)
return NULL;
return path;
#elif defined(NEKO_LINUX)
static char path[PATH_MAX];
int length = readlink("/proc/self/exe", path, sizeof(path));
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2 changes: 2 additions & 0 deletions vm/neko.h.in
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Expand Up @@ -96,6 +96,8 @@
# include <stdint.h>
#endif

#cmakedefine HAVE_GETEXECPATH

#cmakedefine NEKO_XLOCALE_H

#cmakedefine NEKO_BIG_ENDIAN
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