From 9bc8a11afeed3569736b89754012e3ca22ee10f6 Mon Sep 17 00:00:00 2001 From: pommicket Date: Sun, 20 Feb 2022 13:18:21 -0800 Subject: conclusion --- 05/musl-0.6.0/src/fcntl/creat.c | 9 +++++++++ 05/musl-0.6.0/src/fcntl/fcntl.c | 22 ++++++++++++++++++++++ 05/musl-0.6.0/src/fcntl/open.c | 21 +++++++++++++++++++++ 05/musl-0.6.0/src/fcntl/openat.c | 21 +++++++++++++++++++++ 4 files changed, 73 insertions(+) create mode 100644 05/musl-0.6.0/src/fcntl/creat.c create mode 100644 05/musl-0.6.0/src/fcntl/fcntl.c create mode 100644 05/musl-0.6.0/src/fcntl/open.c create mode 100644 05/musl-0.6.0/src/fcntl/openat.c (limited to '05/musl-0.6.0/src/fcntl') diff --git a/05/musl-0.6.0/src/fcntl/creat.c b/05/musl-0.6.0/src/fcntl/creat.c new file mode 100644 index 0000000..be05faa --- /dev/null +++ b/05/musl-0.6.0/src/fcntl/creat.c @@ -0,0 +1,9 @@ +#include +#include "libc.h" + +int creat(const char *filename, mode_t mode) +{ + return open(filename, O_CREAT|O_WRONLY|O_TRUNC, mode); +} + +LFS64(creat); diff --git a/05/musl-0.6.0/src/fcntl/fcntl.c b/05/musl-0.6.0/src/fcntl/fcntl.c new file mode 100644 index 0000000..464dbf0 --- /dev/null +++ b/05/musl-0.6.0/src/fcntl/fcntl.c @@ -0,0 +1,22 @@ +#include +#include +#include +#include "syscall.h" +#include "libc.h" + +int fcntl(int fd, int cmd, ...) +{ + int r; + long arg; + va_list ap; + va_start(ap, cmd); + arg = va_arg(ap, long); + va_end(ap); + if (cmd == F_SETFL) arg |= O_LARGEFILE; + if (cmd == F_SETLKW) CANCELPT_BEGIN; + r = __syscall_fcntl(fd, cmd, arg); + if (cmd == F_SETLKW) CANCELPT_END; + return r; +} + +LFS64(fcntl); diff --git a/05/musl-0.6.0/src/fcntl/open.c b/05/musl-0.6.0/src/fcntl/open.c new file mode 100644 index 0000000..4c1a591 --- /dev/null +++ b/05/musl-0.6.0/src/fcntl/open.c @@ -0,0 +1,21 @@ +#include +#include +#include +#include "syscall.h" +#include "libc.h" + +int open(const char *filename, int flags, ...) +{ + int r; + mode_t mode; + va_list ap; + va_start(ap, flags); + mode = va_arg(ap, mode_t); + va_end(ap); + CANCELPT_BEGIN; + r = __syscall_open(filename, flags, mode); + CANCELPT_END; + return r; +} + +LFS64(open); diff --git a/05/musl-0.6.0/src/fcntl/openat.c b/05/musl-0.6.0/src/fcntl/openat.c new file mode 100644 index 0000000..eefa090 --- /dev/null +++ b/05/musl-0.6.0/src/fcntl/openat.c @@ -0,0 +1,21 @@ +#include +#include +#include +#include "syscall.h" +#include "libc.h" + +int openat(int fd, const char *filename, int flags, ...) +{ + int r; + mode_t mode; + va_list ap; + va_start(ap, flags); + mode = va_arg(ap, mode_t); + va_end(ap); + CANCELPT_BEGIN; + r = syscall4(__NR_openat, fd, (long)filename, flags|O_LARGEFILE, mode); + CANCELPT_END; + return r; +} + +LFS64(openat); -- cgit v1.2.3