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Correctly detect posix_spawn_file_actions_addchdir[_np] #326

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Sep 23, 2024
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Correctly detect posix_spawn_file_actions_addchdir[_np] #326

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10 changes: 6 additions & 4 deletions cbits/posix/posix_spawn.c
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Original file line number Diff line number Diff line change
@@ -1,3 +1,7 @@
// Necessary for POSIX_SPAWN_SETSID and posix_spawn_file_actions_addchdir_np under glibc.
// Moreover this needs to appear before any glibc headers.
#define _GNU_SOURCE

#include "runProcess.h"
#include "common.h"

Expand Down Expand Up @@ -25,8 +29,6 @@ do_spawn_posix (char *const args[],

#else

// Necessary for POSIX_SPAWN_SETSID under glibc.
#define _GNU_SOURCE
#include <spawn.h>

extern char **environ;
Expand Down Expand Up @@ -135,13 +137,13 @@ do_spawn_posix (char *const args[],
}

if (workingDirectory) {
#if defined(HAVE_posix_spawn_file_actions_addchdir)
#if defined(HAVE_POSIX_SPAWN_FILE_ACTIONS_ADDCHDIR)
r = posix_spawn_file_actions_addchdir(&fa, workingDirectory);
if (r != 0) {
*failed_doing = "posix_spawn_file_actions_addchdir";
goto fail;
}
#elif defined(HAVE_posix_spawn_file_actions_addchdir_np)
#elif defined(HAVE_POSIX_SPAWN_FILE_ACTIONS_ADDCHDIR_NP)
// N.B. this function is broken on macOS.
// See https://github.com/rust-lang/rust/pull/80537.
r = posix_spawn_file_actions_addchdir_np(&fa, workingDirectory);
Expand Down
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