diff options
Diffstat (limited to 'doc/gawk.texi')
| -rw-r--r-- | doc/gawk.texi | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/doc/gawk.texi b/doc/gawk.texi index c7eb3988..10fd9b2c 100644 --- a/doc/gawk.texi +++ b/doc/gawk.texi @@ -19538,7 +19538,7 @@ function _ord_init( low, high, i, t) @cindex ASCII @cindex EBCDIC @cindex mark parity -Some explanation of the numbers used by @code{chr} is worthwhile. +Some explanation of the numbers used by @code{chr()} is worthwhile. The most prominent character set in use today is ASCII.@footnote{This is changing; many systems use Unicode, a very large character set that includes ASCII as a subset. On systems with full Unicode support, @@ -32280,14 +32280,14 @@ The usage is: @item @@load "filefuncs" This is how you load the extension. -@cindex @code{chdir} extension function +@cindex @code{chdir()} extension function @item result = chdir("/some/directory") The @code{chdir()} function is a direct hook to the @code{chdir()} system call to change the current directory. It returns zero upon success or less than zero upon error. In the latter case it updates @code{ERRNO}. -@cindex @code{stat} extension function +@cindex @code{stat()} extension function @item result = stat("/some/path", statdata [, follow]) The @code{stat()} function provides a hook into the @code{stat()} system call. @@ -32377,7 +32377,7 @@ or Not all systems support all file types. @end multitable -@cindex @code{fts} extension function +@cindex @code{fts()} extension function @item flags = or(FTS_PHYSICAL, ...) @itemx result = fts(pathlist, flags, filedata) Walk the file trees provided in @code{pathlist} and fill in the @@ -32498,7 +32498,7 @@ See @file{test/fts.awk} in the @command{gawk} distribution for an example. @node Extension Sample Fnmatch @subsection Interface To @code{fnmatch()} -@cindex @code{fnmatch} extension function +@cindex @code{fnmatch()} extension function This extension provides an interface to the C library @code{fnmatch()} function. The usage is: @@ -32571,7 +32571,7 @@ The @code{fork} extension adds three functions, as follows. @item @@load "fork" This is how you load the extension. -@cindex @code{fork} extension function +@cindex @code{fork()} extension function @item pid = fork() This function creates a new process. The return value is the zero in the child and the process-id number of the child in the parent, or @minus{}1 @@ -32579,13 +32579,13 @@ upon error. In the latter case, @code{ERRNO} indicates the problem. In the child, @code{PROCINFO["pid"]} and @code{PROCINFO["ppid"]} are updated to reflect the correct values. -@cindex @code{waitpid} extension function +@cindex @code{waitpid()} extension function @item ret = waitpid(pid) This function takes a numeric argument, which is the process-id to wait for. The return value is that of the @code{waitpid()} system call. -@cindex @code{wait} extension function +@cindex @code{wait()} extension function @item ret = wait() This function waits for the first child to die. The return value is that of the @@ -32672,11 +32672,11 @@ The @code{ordchr} extension adds two functions, named @item @@load "ordchr" This is how you load the extension. -@cindex @code{ord} extension function +@cindex @code{ord()} extension function @item number = ord(string) Return the numeric value of the first character in @code{string}. -@cindex @code{chr} extension function +@cindex @code{chr()} extension function @item char = chr(number) Return a string whose first character is that represented by @code{number}. @end table @@ -32793,14 +32793,14 @@ The @code{rwarray} extension adds two functions, named @code{writea()} and @code{reada()}, as follows: @table @code -@cindex @code{writea} extension function +@cindex @code{writea()} extension function @item ret = writea(file, array) This function takes a string argument, which is the name of the file to which dump the array, and the array itself as the second argument. @code{writea()} understands multidimensional arrays. It returns one on success, or zero upon failure. -@cindex @code{reada} extension function +@cindex @code{reada()} extension function @item ret = reada(file, array) @code{reada()} is the inverse of @code{writea()}; it reads the file named as its first argument, filling in @@ -32843,7 +32843,7 @@ named @code{readfile()}: @item @@load "readfile" This is how you load the extension. -@cindex @code{readfile} extension function +@cindex @code{readfile()} extension function @item result = readfile("/some/path") The argument is the name of the file to read. The return value is a string containing the entire contents of the requested file. Upon error, @@ -32884,7 +32884,7 @@ inserting @samp{@@load "time"} in your script. @item @@load "time" This is how you load the extension. -@cindex @code{gettimeofday} extension function +@cindex @code{gettimeofday()} extension function @item the_time = gettimeofday() Return the time in seconds that has elapsed since 1970-01-01 UTC as a floating point value. If the time is unavailable on this platform, return @@ -32894,7 +32894,7 @@ If the standard C @code{gettimeofday()} system call is available on this platform, then it simply returns the value. Otherwise, if on Windows, it tries to use @code{GetSystemTimeAsFileTime()}. -@cindex @code{sleep} extension function +@cindex @code{sleep()} extension function @item result = sleep(@var{seconds}) Attempt to sleep for @var{seconds} seconds. If @var{seconds} is negative, or the attempt to sleep fails, return @minus{}1 and set @code{ERRNO}. |