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Added information on every service in this chapter. Most of them are

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ENOSYS stubs at this time.
This commit is contained in:
Joel Sherrill
1998-09-25 13:24:00 +00:00
parent 97149ba590
commit 1ee9a1a715
1 changed files with 145 additions and 73 deletions
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218
doc/new_chapters/process.t
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@@ -16,17 +16,17 @@ process creation and execution manager is ...
The directives provided by the process creation and execution manager are:
@itemize @bullet
@item @code{fork} -
@item @code{execl} -
@item @code{execv} -
@item @code{execle} -
@item @code{execve} -
@item @code{execlp} -
@item @code{execvp} -
@item @code{pthread_atfork} -
@item @code{wait} -
@item @code{waitpid} -
@item @code{_exit} -
@item @code{fork} - Create a Process
@item @code{execl} - Execute a File
@item @code{execv} - Execute a File
@item @code{execle} - Execute a File
@item @code{execve} - Execute a File
@item @code{execlp} - Execute a File
@item @code{execvp} - Execute a File
@item @code{pthread_atfork} - Register Fork Handlers
@item @code{wait} - Wait for Process Termination
@item @code{waitpid} - Wait for Process Termination
@item @code{_exit} - Terminate a Process
@end itemize
@section Background
@@ -41,14 +41,15 @@ and describes the calling sequence, related constants, usage,
and status codes.
@page
@subsection fork -
@subsection fork - Create a Process
@subheading CALLING SEQUENCE:
@ifset is-C
@example
int fork(
);
#include <sys/types.h>
int fork( void );
@end example
@end ifset
@@ -58,23 +59,30 @@ int fork(
@subheading STATUS CODES:
@table @b
@item E
The
@item ENOSYS
This routine is not supported by RTEMS.
@end table
@subheading DESCRIPTION:
This routine is not supported by RTEMS.
@subheading NOTES:
NONE
@page
@subsection execl -
@subsection execl - Execute a File
@subheading CALLING SEQUENCE:
@ifset is-C
@example
int execl(
const char *path,
const char *arg,
...
);
@end example
@end ifset
@@ -85,23 +93,30 @@ int execl(
@subheading STATUS CODES:
@table @b
@item E
The
@item ENOSYS
This routine is not supported by RTEMS.
@end table
@subheading DESCRIPTION:
This routine is not supported by RTEMS.
@subheading NOTES:
NONE
@page
@subsection execv -
@subsection execv - Execute a File
@subheading CALLING SEQUENCE:
@ifset is-C
@example
int execv(
const char *path,
char const *argv[],
...
);
@end example
@end ifset
@@ -112,23 +127,30 @@ int execv(
@subheading STATUS CODES:
@table @b
@item E
The
@item ENOSYS
This routine is not supported by RTEMS.
@end table
@subheading DESCRIPTION:
This routine is not supported by RTEMS.
@subheading NOTES:
NONE
@page
@subsection execle -
@subsection execle - Execute a File
@subheading CALLING SEQUENCE:
@ifset is-C
@example
int execle(
const char *path,
const char *arg,
...
);
@end example
@end ifset
@@ -139,23 +161,30 @@ int execle(
@subheading STATUS CODES:
@table @b
@item E
The
@item ENOSYS
This routine is not supported by RTEMS.
@end table
@subheading DESCRIPTION:
This routine is not supported by RTEMS.
@subheading NOTES:
NONE
@page
@subsection execve -
@subsection execve - Execute a File
@subheading CALLING SEQUENCE:
@ifset is-C
@example
int execve(
const char *path,
char *const argv[],
char *const envp[]
);
@end example
@end ifset
@@ -166,23 +195,30 @@ int execve(
@subheading STATUS CODES:
@table @b
@item E
The
@item ENOSYS
This routine is not supported by RTEMS.
@end table
@subheading DESCRIPTION:
This routine is not supported by RTEMS.
@subheading NOTES:
NONE
@page
@subsection execlp -
@subsection execlp - Execute a File
@subheading CALLING SEQUENCE:
@ifset is-C
@example
int execlp(
const char *file,
const char *arg,
...
);
@end example
@end ifset
@@ -193,23 +229,30 @@ int execlp(
@subheading STATUS CODES:
@table @b
@item E
The
@item ENOSYS
This routine is not supported by RTEMS.
@end table
@subheading DESCRIPTION:
This routine is not supported by RTEMS.
@subheading NOTES:
NONE
@page
@subsection execvp -
@subsection execvp - Execute a File
@subheading CALLING SEQUENCE:
@ifset is-C
@example
int execvp(
const char *file,
char *const argv[]
...
);
@end example
@end ifset
@@ -220,23 +263,32 @@ int execvp(
@subheading STATUS CODES:
@table @b
@item E
The
@item ENOSYS
This routine is not supported by RTEMS.
@end table
@subheading DESCRIPTION:
This routine is not supported by RTEMS.
@subheading NOTES:
NONE
@page
@subsection pthread_atfork -
@subsection pthread_atfork - Register Fork Handlers
@subheading CALLING SEQUENCE:
@ifset is-C
@example
#include <sys/types.h>
int pthread_atfork(
void (*prepare)(void),
void (*parent)(void),
void (*child)(void)
);
@end example
@end ifset
@@ -247,23 +299,65 @@ int pthread_atfork(
@subheading STATUS CODES:
@table @b
@item E
The
@item ENOSYS
This routine is not supported by RTEMS.
@end table
@subheading DESCRIPTION:
This routine is not supported by RTEMS.
@subheading NOTES:
NONE
@page
@subsection wait -
@subsection wait - Wait for Process Termination
@subheading CALLING SEQUENCE:
@ifset is-C
@example
#include <sys/types.h>
#include <sys/wait.h>
int wait(
int *stat_loc
);
@end example
@end ifset
@ifset is-Ada
@end ifset
@subheading STATUS CODES:
@table @b
@item ENOSYS
This routine is not supported by RTEMS.
@end table
@subheading DESCRIPTION:
This routine is not supported by RTEMS.
@subheading NOTES:
NONE
@page
@subsection waitpid - Wait for Process Termination
@subheading CALLING SEQUENCE:
@ifset is-C
@example
int wait(
pid_t pid,
int *stat_loc,
int options
);
@end example
@end ifset
@@ -274,23 +368,28 @@ int wait(
@subheading STATUS CODES:
@table @b
@item E
The
@item ENOSYS
This routine is not supported by RTEMS.
@end table
@subheading DESCRIPTION:
This routine is not supported by RTEMS.
@subheading NOTES:
NONE
@page
@subsection waitpid -
@subsection _exit - Terminate a Process
@subheading CALLING SEQUENCE:
@ifset is-C
@example
int waitpid(
void _exit(
int status
);
@end example
@end ifset
@@ -300,40 +399,13 @@ int waitpid(
@subheading STATUS CODES:
@table @b
@item E
The
@end table
NONE
@subheading DESCRIPTION:
@subheading NOTES:
@page
@subsection _exit -
@subheading CALLING SEQUENCE:
@ifset is-C
@example
int _exit(
);
@end example
@end ifset
@ifset is-Ada
@end ifset
@subheading STATUS CODES:
@table @b
@item E
The
@end table
@subheading DESCRIPTION:
The @code{_exit()} function terminates the calling process.
@subheading NOTES:
In RTEMS, a process is equivalent to the entire application on a single
processor. Invoking this service terminates the application.