Ruby  3.4.0dev (2024-11-22 revision 0989400a925cd201defdca9eb28eb87200b30785)
process.h
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1 #ifndef RBIMPL_INTERN_PROCESS_H /*-*-C++-*-vi:se ft=cpp:*/
2 #define RBIMPL_INTERN_PROCESS_H
25 #include "ruby/internal/config.h" /* rb_pid_t is defined here. */
27 #include "ruby/internal/value.h"
28 
30 
31 /* process.c */
32 
33 
40 VALUE rb_process_status_wait(rb_pid_t pid, int flags);
41 
49 void rb_last_status_set(int status, rb_pid_t pid);
50 
59 
70 int rb_proc_exec(const char *cmd);
71 
180 VALUE rb_f_exec(int argc, const VALUE *argv);
181 
199 rb_pid_t rb_waitpid(rb_pid_t pid, int *status, int flags);
200 
209 void rb_syswait(rb_pid_t pid);
210 
230 rb_pid_t rb_spawn(int argc, const VALUE *argv);
231 
249 rb_pid_t rb_spawn_err(int argc, const VALUE *argv, char *errbuf, size_t buflen);
250 
263 
278 VALUE rb_detach_process(rb_pid_t pid);
279 
281 
282 #endif /* RBIMPL_INTERN_PROCESS_H */
Tweaking visibility of C variables/functions.
#define RBIMPL_SYMBOL_EXPORT_END()
Counterpart of RBIMPL_SYMBOL_EXPORT_BEGIN.
Definition: dllexport.h:74
#define RBIMPL_SYMBOL_EXPORT_BEGIN()
Shortcut macro equivalent to RUBY_SYMBOL_EXPORT_BEGIN extern "C" {.
Definition: dllexport.h:65
int rb_proc_exec(const char *cmd)
Executes a shell command.
Definition: process.c:1796
VALUE rb_proc_times(VALUE _)
Gathers info about resources consumed by the current process.
VALUE rb_last_status_get(void)
Queries the "last status", or the $?.
Definition: process.c:611
rb_pid_t rb_waitpid(rb_pid_t pid, int *status, int flags)
Waits for a process, with releasing GVL.
Definition: process.c:1269
rb_pid_t rb_spawn_err(int argc, const VALUE *argv, char *errbuf, size_t buflen)
Identical to rb_spawn(), except you can additionally know the detailed situation in case of abnormal ...
Definition: process.c:4710
void rb_syswait(rb_pid_t pid)
This is a shorthand of rb_waitpid without status and flags.
Definition: process.c:4581
VALUE rb_f_exec(int argc, const VALUE *argv)
Replaces the current process by running the given external command.
Definition: process.c:3015
rb_pid_t rb_spawn(int argc, const VALUE *argv)
Identical to rb_f_exec(), except it spawns a child process instead of replacing the current one.
Definition: process.c:4716
VALUE rb_process_status_wait(rb_pid_t pid, int flags)
Wait for the specified process to terminate, reap it, and return its status.
Definition: process.c:1198
void rb_last_status_set(int status, rb_pid_t pid)
Sets the "last status", or the $?.
Definition: process.c:682
VALUE rb_detach_process(rb_pid_t pid)
"Detaches" a subprocess.
Definition: process.c:1553
RBIMPL_ATTR_NORETURN() void rb_eof_error(void)
Utility function to raise rb_eEOFError.
Defines RBIMPL_ATTR_NONNULL.
#define RBIMPL_ATTR_NONNULL(list)
Wraps (or simulates) __attribute__((nonnull))
Definition: nonnull.h:27
Defines RBIMPL_ATTR_NORETURN.
#define _(args)
This was a transition path from K&R to ANSI.
Definition: stdarg.h:35
Defines VALUE and ID.
uintptr_t VALUE
Type that represents a Ruby object.
Definition: value.h:40