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Kernel: Add sysconf for IOV_MAX

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This commit is contained in:
Andrew Kaster 2022-06-14 18:20:42 -06:00 • committed by Andreas Kling
parent 1d3b5d330d
commit 455038d6fc
2 changed files with 4 additions and 0 deletions
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2
Kernel/API/POSIX/unistd.h
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@ -42,6 +42,7 @@ enum {
_SC_SYMLOOP_MAX, _SC_SYMLOOP_MAX,
_SC_MAPPED_FILES, _SC_MAPPED_FILES,
_SC_ARG_MAX, _SC_ARG_MAX,
_SC_IOV_MAX,
}; };
#define _SC_MONOTONIC_CLOCK _SC_MONOTONIC_CLOCK #define _SC_MONOTONIC_CLOCK _SC_MONOTONIC_CLOCK
@ -56,6 +57,7 @@ enum {
#define _SC_SYMLOOP_MAX _SC_SYMLOOP_MAX #define _SC_SYMLOOP_MAX _SC_SYMLOOP_MAX
#define _SC_MAPPED_FILES _SC_MAPPED_FILES #define _SC_MAPPED_FILES _SC_MAPPED_FILES
#define _SC_ARG_MAX _SC_ARG_MAX #define _SC_ARG_MAX _SC_ARG_MAX
#define _SC_IOV_MAX _SC_IOV_MAX
#ifdef __cplusplus #ifdef __cplusplus
} }

2
Kernel/Syscalls/sysconf.cpp
View file

@ -35,6 +35,8 @@ ErrorOr<FlatPtr> Process::sys$sysconf(int name)
return Kernel::VirtualFileSystem::symlink_recursion_limit; return Kernel::VirtualFileSystem::symlink_recursion_limit;
case _SC_ARG_MAX: case _SC_ARG_MAX:
return Process::max_arguments_size; return Process::max_arguments_size;
case _SC_IOV_MAX:
return IOV_MAX;
default: default:
return EINVAL; return EINVAL;
} }