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Code Issues 1 Releases Wiki Activity

Move posix-fork inside correct if-def

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Don't compile if processes are disabled.
This commit is contained in:
Calvin Rose 2023-10-15 11:03:26 -05:00
parent 15d67e9191
commit 21ebede529
1 changed files with 28 additions and 28 deletions
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56
src/core/os.c
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@ -1395,6 +1395,34 @@ JANET_CORE_FN(os_posix_exec,
return os_execute_impl(argc, argv, JANET_EXECUTE_EXEC); return os_execute_impl(argc, argv, JANET_EXECUTE_EXEC);
} }
JANET_CORE_FN(os_posix_fork,
"(os/posix-fork)",
"Make a `fork` system call and create a new process. Return nil if in the new process, otherwise a core/process object (as returned by os/spawn). "
"Not supported on all systems (POSIX only).") {
janet_sandbox_assert(JANET_SANDBOX_SUBPROCESS);
janet_fixarity(argc, 0);
(void) argv;
#ifdef JANET_WINDOWS
janet_panic("not supported");
#else
pid_t result;
do {
result = fork();
} while (result == -1 && errno == EINTR);
if (result == -1) {
janet_panic(strerror(errno));
}
if (result) {
JanetProc *proc = janet_abstract(&ProcAT, sizeof(JanetProc));
memset(proc, 0, sizeof(JanetProc));
proc->pid = result;
proc->flags = JANET_PROC_ALLOW_ZOMBIE;
return janet_wrap_abstract(proc);
}
return janet_wrap_nil();
#endif
}
#ifdef JANET_EV #ifdef JANET_EV
/* Runs in a separate thread */ /* Runs in a separate thread */
static JanetEVGenericMessage os_shell_subr(JanetEVGenericMessage args) { static JanetEVGenericMessage os_shell_subr(JanetEVGenericMessage args) {
@ -2371,34 +2399,6 @@ JANET_CORE_FN(os_permission_int,
return janet_wrap_integer(os_get_unix_mode(argv, 0)); return janet_wrap_integer(os_get_unix_mode(argv, 0));
} }
JANET_CORE_FN(os_posix_fork,
"(os/posix-fork)",
"Make a `fork` system call and create a new process. Return nil if in the new process, otherwise a core/process object (as returned by os/spawn). "
"Not supported on all systems (POSIX only).") {
janet_sandbox_assert(JANET_SANDBOX_SUBPROCESS);
janet_fixarity(argc, 0);
(void) argv;
#ifdef JANET_WINDOWS
janet_panic("not supported");
#else
pid_t result;
do {
result = fork();
} while (result == -1 && errno == EINTR);
if (result == -1) {
janet_panic(strerror(errno));
}
if (result) {
JanetProc *proc = janet_abstract(&ProcAT, sizeof(JanetProc));
memset(proc, 0, sizeof(JanetProc));
proc->pid = result;
proc->flags = JANET_PROC_ALLOW_ZOMBIE;
return janet_wrap_abstract(proc);
}
return janet_wrap_nil();
#endif
}
#ifdef JANET_EV #ifdef JANET_EV
/* /*