diff options
Diffstat (limited to 'ext/fcntl/fcntl.c')
-rw-r--r-- | ext/fcntl/fcntl.c | 109 |
1 files changed, 52 insertions, 57 deletions
diff --git a/ext/fcntl/fcntl.c b/ext/fcntl/fcntl.c index ee42d2abe5..e34a3aeae3 100644 --- a/ext/fcntl/fcntl.c +++ b/ext/fcntl/fcntl.c @@ -28,7 +28,10 @@ pack up your own arguments to pass as args for locking functions, etc. #include "ruby.h" #include <fcntl.h> -/* Fcntl loads the constants defined in the system's <fcntl.h> C header +/* + * Document-module: Fcntl + * + * Fcntl loads the constants defined in the system's <fcntl.h> C header * file, and used with both the fcntl(2) and open(2) POSIX system calls. * * To perform a fcntl(2) operation, use IO::fcntl. @@ -61,13 +64,19 @@ pack up your own arguments to pass as args for locking functions, etc. * f.fcntl(Fcntl::F_SETFL, Fcntl::O_NONBLOCK|m) * */ + +#define FCNTL_VERSION "1.1.0" + void Init_fcntl(void) { VALUE mFcntl = rb_define_module("Fcntl"); + + /* The version string. */ + rb_define_const(mFcntl, "VERSION", rb_str_new_cstr(FCNTL_VERSION)); + #ifdef F_DUPFD - /* Document-const: F_DUPFD - * + /* * Duplicate a file descriptor to the minimum unused file descriptor * greater than or equal to the argument. * @@ -78,182 +87,168 @@ Init_fcntl(void) rb_define_const(mFcntl, "F_DUPFD", INT2NUM(F_DUPFD)); #endif #ifdef F_GETFD - /* Document-const: F_GETFD - * + /* * Read the close-on-exec flag of a file descriptor. */ rb_define_const(mFcntl, "F_GETFD", INT2NUM(F_GETFD)); #endif #ifdef F_GETLK - /* Document-const: F_GETLK - * + /* * Determine whether a given region of a file is locked. This uses one of * the F_*LK flags. */ rb_define_const(mFcntl, "F_GETLK", INT2NUM(F_GETLK)); #endif #ifdef F_SETFD - /* Document-const: F_SETFD - * + /* * Set the close-on-exec flag of a file descriptor. */ rb_define_const(mFcntl, "F_SETFD", INT2NUM(F_SETFD)); #endif #ifdef F_GETFL - /* Document-const: F_GETFL - * + /* * Get the file descriptor flags. This will be one or more of the O_* * flags. */ rb_define_const(mFcntl, "F_GETFL", INT2NUM(F_GETFL)); #endif #ifdef F_SETFL - /* Document-const: F_SETFL - * + /* * Set the file descriptor flags. This will be one or more of the O_* * flags. */ rb_define_const(mFcntl, "F_SETFL", INT2NUM(F_SETFL)); #endif #ifdef F_SETLK - /* Document-const: F_SETLK - * + /* * Acquire a lock on a region of a file. This uses one of the F_*LCK * flags. */ rb_define_const(mFcntl, "F_SETLK", INT2NUM(F_SETLK)); #endif #ifdef F_SETLKW - /* Document-const: F_SETLKW - * + /* * Acquire a lock on a region of a file, waiting if necessary. This uses * one of the F_*LCK flags */ rb_define_const(mFcntl, "F_SETLKW", INT2NUM(F_SETLKW)); #endif #ifdef FD_CLOEXEC - /* Document-const: FD_CLOEXEC - * + /* * the value of the close-on-exec flag. */ rb_define_const(mFcntl, "FD_CLOEXEC", INT2NUM(FD_CLOEXEC)); #endif #ifdef F_RDLCK - /* Document-const: F_RDLCK - * + /* * Read lock for a region of a file */ rb_define_const(mFcntl, "F_RDLCK", INT2NUM(F_RDLCK)); #endif #ifdef F_UNLCK - /* Document-const: F_UNLCK - * + /* * Remove lock for a region of a file */ rb_define_const(mFcntl, "F_UNLCK", INT2NUM(F_UNLCK)); #endif #ifdef F_WRLCK - /* Document-const: F_WRLCK - * + /* * Write lock for a region of a file */ rb_define_const(mFcntl, "F_WRLCK", INT2NUM(F_WRLCK)); #endif #ifdef F_SETPIPE_SZ - /* Document-const: F_SETPIPE_SZ - * + /* * Change the capacity of the pipe referred to by fd to be at least arg bytes. */ rb_define_const(mFcntl, "F_SETPIPE_SZ", INT2NUM(F_SETPIPE_SZ)); #endif #ifdef F_GETPIPE_SZ - /* Document-const: F_GETPIPE_SZ - * + /* * Return (as the function result) the capacity of the pipe referred to by fd. */ rb_define_const(mFcntl, "F_GETPIPE_SZ", INT2NUM(F_GETPIPE_SZ)); #endif #ifdef O_CREAT - /* Document-const: O_CREAT - * + /* * Create the file if it doesn't exist */ rb_define_const(mFcntl, "O_CREAT", INT2NUM(O_CREAT)); #endif #ifdef O_EXCL - /* Document-const: O_EXCL - * + /* * Used with O_CREAT, fail if the file exists */ rb_define_const(mFcntl, "O_EXCL", INT2NUM(O_EXCL)); #endif #ifdef O_NOCTTY - /* Document-const: O_NOCTTY - * + /* * Open TTY without it becoming the controlling TTY */ rb_define_const(mFcntl, "O_NOCTTY", INT2NUM(O_NOCTTY)); #endif #ifdef O_TRUNC - /* Document-const: O_TRUNC - * + /* * Truncate the file on open */ rb_define_const(mFcntl, "O_TRUNC", INT2NUM(O_TRUNC)); #endif #ifdef O_APPEND - /* Document-const: O_APPEND - * + /* * Open the file in append mode */ rb_define_const(mFcntl, "O_APPEND", INT2NUM(O_APPEND)); #endif #ifdef O_NONBLOCK - /* Document-const: O_NONBLOCK - * + /* * Open the file in non-blocking mode */ rb_define_const(mFcntl, "O_NONBLOCK", INT2NUM(O_NONBLOCK)); #endif #ifdef O_NDELAY - /* Document-const: O_NDELAY - * + /* * Open the file in non-blocking mode */ rb_define_const(mFcntl, "O_NDELAY", INT2NUM(O_NDELAY)); #endif #ifdef O_RDONLY - /* Document-const: O_RDONLY - * + /* * Open the file in read-only mode */ rb_define_const(mFcntl, "O_RDONLY", INT2NUM(O_RDONLY)); #endif #ifdef O_RDWR - /* Document-const: O_RDWR - * + /* * Open the file in read-write mode */ rb_define_const(mFcntl, "O_RDWR", INT2NUM(O_RDWR)); #endif #ifdef O_WRONLY - /* Document-const: O_WRONLY - * + /* * Open the file in write-only mode. */ rb_define_const(mFcntl, "O_WRONLY", INT2NUM(O_WRONLY)); #endif -#ifdef O_ACCMODE - /* Document-const: O_ACCMODE - * +#ifndef O_ACCMODE + int O_ACCMODE = (O_RDONLY | O_WRONLY | O_RDWR); +#endif + /* * Mask to extract the read/write flags */ rb_define_const(mFcntl, "O_ACCMODE", INT2FIX(O_ACCMODE)); -#else - /* Document-const: O_ACCMODE - * - * Mask to extract the read/write flags +#ifdef F_DUP2FD + /* + * It is a FreeBSD specific constant and equivalent + * to dup2 call. + */ + rb_define_const(mFcntl, "F_DUP2FD", INT2NUM(F_DUP2FD)); +#endif +#ifdef F_DUP2FD_CLOEXEC + /* + * It is a FreeBSD specific constant and acts + * similarly as F_DUP2FD but set the FD_CLOEXEC + * flag in addition. */ - rb_define_const(mFcntl, "O_ACCMODE", INT2FIX(O_RDONLY | O_WRONLY | O_RDWR)); + rb_define_const(mFcntl, "F_DUP2FD_CLOEXEC", INT2NUM(F_DUP2FD_CLOEXEC)); #endif } |