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author | Rob Kendrick (plinth) <rjek@rjek.com> | 2013-11-28 16:23:54 +0000 |
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committer | Rob Kendrick (plinth) <rjek@rjek.com> | 2013-11-28 16:23:54 +0000 |
commit | 1557795741547f3ac3ba379dd9bceaddbdc17ceb (patch) | |
tree | 67a8da5dbbc72d897c2e6a7e77e6819e26369c86 | |
parent | 6aa202deb098af8c7f5acbc8b6bbf4e6b6b5eb01 (diff) | |
download | luxio-1557795741547f3ac3ba379dd9bceaddbdc17ceb.tar.gz |
More ldoc
-rw-r--r-- | luxio.c | 277 |
1 files changed, 182 insertions, 95 deletions
@@ -1177,9 +1177,9 @@ Returned by @{stat} and family. @field size total size, in bytes @field blksize blocksize for file system I/O @field blocks number of blocks allocated -@atime time of last access -@mtime time of last modification -@ctime time of last status change +@field atime time of last access +@field mtime time of last modification +@field ctime time of last status change @table stat-table */ @@ -1388,7 +1388,7 @@ luxio_fchmod(lua_State *L) /* 5.6.4 */ /*** Change ownership of a file. @tparam string path @tparam number owner -@tprarm number group +@tparam number group @treturn number return value @treturn errno @function chmod @@ -1410,7 +1410,7 @@ luxio_chown(lua_State *L) /* 5.6.5 */ /*** Truncate a file to a specified length. @tparam number fd -@tparamnumber lenght +@tparam number lenght @treturn number return value @treturn errno @function ftruncate @@ -1431,12 +1431,16 @@ luxio_ftruncate(lua_State *L) /* 5.6.7 */ /* TODO: pathconf(), fpathconf() 5.7.1 */ -/**# Pipes *******************************************************************/ +/*** Pipes +@section pipes +*/ -/**% pipe - * retval = pipe(pipearray); - * retval, errno = pipe(pipetable) -- fills in [1] and [2] in pipetable - */ +/*** Create pipe. +@tparam table pipe A table for which this function will fill in the keys 1 and 2 +@treturn number return value +@treturn errno +@function pipe +*/ static int luxio_pipe(lua_State *L) /* 6.1.1 */ { @@ -1459,10 +1463,14 @@ luxio_pipe(lua_State *L) /* 6.1.1 */ #ifdef _GNU_SOURCE -/**% pipe2 - * retval = pipe2(pipearray, flags); - * retval, errno = pipe2(pipetable, flags) -- fills in [1] and [2] in pipetable - */ +/*** Create a pipe, with flags. +Not available on all systems. +@tparam table pipe A table for which this function will fill in the keys 1 and 2 +@tparam number flags +@treturn number return value +@treturn errno +@function pipe2 +*/ static int luxio_pipe2(lua_State *L) /* GNU extension */ { @@ -1487,10 +1495,15 @@ luxio_pipe2(lua_State *L) /* GNU extension */ } #endif -/**% socketpair - * retval = socketpair(domain, type, protocol, fdarray) - * retval, errno = socketpair(domain, type, protocol, fdtable) - */ +/*** Create a pair of connected sockets. +@tparam number domain +@tparam number type +@tparam number protocol +@tparam table fdarray The values [1] and [2] are filled in with descriptors +@treturn number return value +@treturn errno +@function socketpair +*/ static int luxio_socketpair(lua_State *L) /* POSIX.1-2001 */ { @@ -1515,12 +1528,16 @@ luxio_socketpair(lua_State *L) /* POSIX.1-2001 */ return 2; } -/**# File descriptor manipulation ********************************************/ +/*** File descriptor manipulation. +@section fdmanip +*/ -/**% dup - * retval = dup(oldfd); - * retval, errno = dup(oldfd) - */ +/*** Duplicate a file descriptor. +@tparam number oldfd +@treturn number return value +@treturn errno +@function dup +*/ static int luxio_dup(lua_State *L) /* 6.2.1 */ { @@ -1532,10 +1549,13 @@ luxio_dup(lua_State *L) /* 6.2.1 */ return 2; } -/**% dup2 - * retval = dup2(oldfd, newfd); - * retval, errno = dup2(oldfd, newfd) - */ +/*** Duplicate a file descriptor to a specific one +@tparam number oldfd +@tparam number newfd +@treturn number return value +@treturn errno +@function dup2 +*/ static int luxio_dup2(lua_State *L) /* 6.2.1 */ { @@ -1549,10 +1569,15 @@ luxio_dup2(lua_State *L) /* 6.2.1 */ } #ifdef _GNU_SOURCE -/**% dup3 - * retval = dup3(oldfd, newfd, flags); - * retval, errno = dup2(oldfd, newfd, flags) - */ +/** Duplicate a file descriptor to a specific one, with flags. +Not available on all platforms. +@tparam number oldfd +@tparam number newfd +@tparam number flags +@treturn number return value +@treturn errno +@function dup3 +*/ static int luxio_dup3(lua_State *L) /* GNU extension */ { @@ -1567,12 +1592,16 @@ luxio_dup3(lua_State *L) /* GNU extension */ } #endif -/**# File descriptor deassignment ********************************************/ +/*** File descriptor deassignment. +@section fileclose +*/ -/**% close - * retval = close(fd); - * retval, errno = close(fd) - */ +/*** Close a file descriptor. +@tparam number fd +@treturn number return value +@treturn errno +@function close +*/ static int luxio_close(lua_State *L) /* 6.3.1 */ { @@ -1582,13 +1611,17 @@ luxio_close(lua_State *L) /* 6.3.1 */ return 2; } -/**# Input and output ********************************************************/ +/*** Input and output +@section io +*/ -/**% read - * retval = read(fd, buf, count); - * retval, errno = read(fd, count) - * string, errno = read(fd, count) - */ +/*** Read from a file descriptor. +@tparam number fd +@tparam number count +@treturn number|string return value or read data +@treturn errno +@function read +*/ static int luxio_read(lua_State *L) /* 6.4.1 */ { @@ -1625,10 +1658,14 @@ luxio_read(lua_State *L) /* 6.4.1 */ return 2; } -/**% write - * retval = write(fd, buf, count); - * retval, errno = write(fd, string[, start_offset/0]) - */ +/*** Write to a file descriptor. +@tparam number fd +@tparam string data +@tparam[opt=0] number start_offset +@treturn number return value +@treturn errno +@function write +*/ static int luxio_write(lua_State *L) /* 6.4.2 */ { @@ -1645,10 +1682,13 @@ luxio_write(lua_State *L) /* 6.4.2 */ return 2; } -/**% writev - * retval = writev(fd, iov, blks); - * retval, errno = writev(fd, string[, ...]) - */ +/*** Write data from multiple buffers. +@tparam number fd +@tparam string ... +@treturn number return value +@treturn errno +@function writev +*/ static int luxio_writev(lua_State *L) /* POSIX.1-2001 */ { @@ -1676,10 +1716,16 @@ luxio_writev(lua_State *L) /* POSIX.1-2001 */ } #ifdef HAVE_SENDFILE -/**% sendfile - * retval = sendfile(out_fd, in_fd, offset/NULL, count); - * retval, errno = sendfile(out_fd, in_fd, offset/nil, count) - */ +/*** Transfer data between descriptors. +Not available on all systems. +@tparam number out_fd +@tparam number in_fd +@tparam[opt=nil] number offset +@tparam number count +@treturn number return value +@treturn errno +@function sendfile +*/ static int luxio_sendfile(lua_State *L) /* Linux-specific */ { @@ -1707,10 +1753,18 @@ luxio_sendfile(lua_State *L) /* Linux-specific */ #endif /* HAVE_SENDFILE */ #ifdef HAVE_SPLICE -/**% splice - * retval = splice(fd_in, off_in, fd_out, off_out, len, flags); - * retval, errno = splice(fd_in, off_in, fd_out, off_out, len, flags) - */ +/*** Splice data to or from a pipe. +Not available on all systems. +@tparam number fd_in +@tparam number off_in +@tparam number fd_out +@tparam number off_out +@tparam number len +@tparam number flags +@treturn number return value +@treturn errno +@function splice +*/ static int luxio_splice(lua_State *L) /* Linux-specific */ { @@ -1735,17 +1789,25 @@ luxio_splice(lua_State *L) /* Linux-specific */ } #endif -/**# Control operations on files *********************************************/ +/*** Control operations on files +@section fcntl +*/ -/**> fcntl - * Supported commands: - * F_GETFD/F_SETFD, F_GETFL/F_SETFL, F_GETPIPE_SZ/F_SETPIPE_SZ, F_DUPFD, - * F_DUPFD_CLOEXEC, F_SETLK, F_SETLKW, F_GETLK - * - * C-Style: retval = fcntl(fd, cmd[, argument]); - * - * Lua-Style: retval, errno = fcntl(fd, cmd[, argument]) - */ +/*** Manipulate file descriptor. +Supported commands: F_GETFD/F_SETFD, F_GETFL/F_SETFL, +F_GETPIPE_SZ/F_SETPIPE_SZ, F_DUPFD, F_DUPFD_CLOEXEC, +F_SETLK, F_SETLKW, F_GETLK. + +Commands that take a struct, such as F_SETLK, accept +a table as the argument, with keys named as the struct's. + +@tparam number fd +@tparam number command +@tparam ... ... +@treturn number return value +@treturn errno +@function fcntl +*/ static int luxio_fcntl(lua_State *L) /* 6.5.2 */ { @@ -1837,10 +1899,14 @@ luxio_lseek(lua_State *L) /* 6.5.3 */ return 2; } #else -/**% lseek - * retval = lseek(fd, offset, whence); - * retval, errno = lseek(fd, offset, whence) - */ +/*** Reposition read/write file offset. +@tparam number fd +@tparam number offset +@tparam number whence +@treturn number return value +@treturn errno +@function lseek +*/ static int luxio_lseek(lua_State *L) /* 6.5.3 */ { @@ -1855,12 +1921,16 @@ luxio_lseek(lua_State *L) /* 6.5.3 */ } #endif -/**# File synchronisation ****************************************************/ +/*** File synchronisation. +@section filesync +*/ -/**% fsync - * retval = fsync(filedes); - * retval, errno = fsync(filedes) - */ +/*** Synchronise a file's in-core state with storage device. +@tparam number fd +@treturn number return value +@treturn errno +@function fsync +*/ static int luxio_fsync(lua_State *L) /* 6.6.1 */ { @@ -1873,10 +1943,13 @@ luxio_fsync(lua_State *L) /* 6.6.1 */ } #ifdef HAVE_FDATASYNC -/**% fdatasync - * retval = fdatasync(filedes); - * retval = fdatasync(filedes) - */ +/*** Synchronise only a file's data and not unnessercery metadata. +Not available on all systems. +@tparam number fd +@treturn number return value +@treturn errno +@function fdatasync +*/ static int luxio_fdatasync(lua_State *L) /* 6.6.2 */ { @@ -1900,16 +1973,20 @@ luxio_fdatasync(lua_State *L) /* 6.6.2 */ /* TODO: aio_suspend() 6.7.8 */ /* TODO: aio_fsync() 6.7.9 */ -/**# General Terminal Interface **********************************************/ +/*** General Terminal Interface. +@section genterm +*/ /* TODO: cfgetispeed(), cfgetospeed(), cfsetispeed(), cfsetospeed() 7.1.3 */ /* TODO: tcgetattr(), tcsetattr() 7.2.1 */ /* TODO: tcsendbreak(), tcdrain(), tcflush(), tcflow() 7.2.2 */ -/**% tcgetpgrp - * retval = tcgetpgrp(filedes); - * retval, errno = tcgetpgrp(filedes) - */ +/*** Get terminal forground process group. +@tparam number fd +@treturn number return value +@treturn errno +@function tcgetpgrp +*/ static int luxio_tcgetpgrp(lua_State *L) /* 7.2.3 */ { @@ -1919,10 +1996,13 @@ luxio_tcgetpgrp(lua_State *L) /* 7.2.3 */ return 2; } -/**% tcsetpgrp - * retval = tcsetpgrp(filedes, pgrp_id); - * retval = tcsetpgrp(filedes, pgrp_id) - */ +/*** Set terminal forground process group. +@tparam number fd +@tparam number pgrp_id +@treturn number return value +@treturn errno +@function tcsetpgrp +*/ static int luxio_tcsetpgrp(lua_State *L) /* 7.2.4 */ { @@ -1962,15 +2042,22 @@ luxio_tcsetpgrp(lua_State *L) /* 7.2.4 */ /* TODO: all of this. */ -/**# Clock and timer functions ***********************************************/ +/*** Clock and timer functions. +@section clocktimer +*/ /* TODO: clock_settime(), clock_gettime(), clock_getres() 14.2.1 */ /* Timer functions excluded, based on signals */ -/**% nanosleep - * retval = nanosleep(req_timespec, rem_timespec); - * retval, errno, rem_sec, rem_nsec = nanosleep(req_sec, req_nsec) - */ +/*** High-resolution sleep. +@tparam number seconds +@tparam number nanoseconds +@treturn number return value +@treturn errno +@treturn number remaining seconds +@treturn number remaining nanosections +@function nanosleep +*/ static int luxio_nanosleep(lua_State *L) /* 14.2.5 */ { |