diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/Makefile.in | 70 | ||||
| -rw-r--r-- | doc/gawk.info | 1202 | ||||
| -rw-r--r-- | doc/gawkinet.info | 72 |
3 files changed, 771 insertions, 573 deletions
diff --git a/doc/Makefile.in b/doc/Makefile.in index 2d3dbae2..6c04681b 100644 --- a/doc/Makefile.in +++ b/doc/Makefile.in @@ -68,11 +68,14 @@ am__aclocal_m4_deps = $(top_srcdir)/m4/arch.m4 \ $(top_srcdir)/m4/isc-posix.m4 $(top_srcdir)/m4/lcmessage.m4 \ $(top_srcdir)/m4/lib-ld.m4 $(top_srcdir)/m4/lib-link.m4 \ $(top_srcdir)/m4/lib-prefix.m4 $(top_srcdir)/m4/libsigsegv.m4 \ - $(top_srcdir)/m4/longlong.m4 $(top_srcdir)/m4/nls.m4 \ - $(top_srcdir)/m4/po.m4 $(top_srcdir)/m4/progtest.m4 \ - $(top_srcdir)/m4/readline.m4 $(top_srcdir)/m4/socket.m4 \ - $(top_srcdir)/m4/stdint_h.m4 $(top_srcdir)/m4/uintmax_t.m4 \ - $(top_srcdir)/m4/ulonglong.m4 $(top_srcdir)/configure.ac + $(top_srcdir)/m4/libtool.m4 $(top_srcdir)/m4/longlong.m4 \ + $(top_srcdir)/m4/ltoptions.m4 $(top_srcdir)/m4/ltsugar.m4 \ + $(top_srcdir)/m4/ltversion.m4 $(top_srcdir)/m4/lt~obsolete.m4 \ + $(top_srcdir)/m4/nls.m4 $(top_srcdir)/m4/po.m4 \ + $(top_srcdir)/m4/progtest.m4 $(top_srcdir)/m4/readline.m4 \ + $(top_srcdir)/m4/socket.m4 $(top_srcdir)/m4/stdint_h.m4 \ + $(top_srcdir)/m4/uintmax_t.m4 $(top_srcdir)/m4/ulonglong.m4 \ + $(top_srcdir)/configure.ac am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \ $(ACLOCAL_M4) mkinstalldirs = $(SHELL) $(top_srcdir)/mkinstalldirs @@ -121,6 +124,7 @@ MANS = $(man_MANS) DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST) ACLOCAL = @ACLOCAL@ AMTAR = @AMTAR@ +AR = @AR@ AUTOCONF = @AUTOCONF@ AUTOHEADER = @AUTOHEADER@ AUTOMAKE = @AUTOMAKE@ @@ -133,11 +137,15 @@ CPPFLAGS = @CPPFLAGS@ CYGPATH_W = @CYGPATH_W@ DEFS = @DEFS@ DEPDIR = @DEPDIR@ +DLLTOOL = @DLLTOOL@ +DSYMUTIL = @DSYMUTIL@ +DUMPBIN = @DUMPBIN@ ECHO_C = @ECHO_C@ ECHO_N = @ECHO_N@ ECHO_T = @ECHO_T@ EGREP = @EGREP@ EXEEXT = @EXEEXT@ +FGREP = @FGREP@ GETTEXT_MACRO_VERSION = @GETTEXT_MACRO_VERSION@ GMSGFMT = @GMSGFMT@ GMSGFMT_015 = @GMSGFMT_015@ @@ -150,6 +158,7 @@ INSTALL_SCRIPT = @INSTALL_SCRIPT@ INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ INTLLIBS = @INTLLIBS@ INTL_MACOSX_LIBS = @INTL_MACOSX_LIBS@ +LD = @LD@ LDFLAGS = @LDFLAGS@ LIBICONV = @LIBICONV@ LIBINTL = @LIBINTL@ @@ -158,17 +167,25 @@ LIBREADLINE = @LIBREADLINE@ LIBS = @LIBS@ LIBSIGSEGV = @LIBSIGSEGV@ LIBSIGSEGV_PREFIX = @LIBSIGSEGV_PREFIX@ +LIBTOOL = @LIBTOOL@ +LIPO = @LIPO@ LN_S = @LN_S@ LTLIBICONV = @LTLIBICONV@ LTLIBINTL = @LTLIBINTL@ LTLIBOBJS = @LTLIBOBJS@ LTLIBSIGSEGV = @LTLIBSIGSEGV@ MAKEINFO = @MAKEINFO@ --no-split --force +MANIFEST_TOOL = @MANIFEST_TOOL@ MKDIR_P = @MKDIR_P@ MSGFMT = @MSGFMT@ MSGFMT_015 = @MSGFMT_015@ MSGMERGE = @MSGMERGE@ +NM = @NM@ +NMEDIT = @NMEDIT@ +OBJDUMP = @OBJDUMP@ OBJEXT = @OBJEXT@ +OTOOL = @OTOOL@ +OTOOL64 = @OTOOL64@ PACKAGE = @PACKAGE@ PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@ PACKAGE_NAME = @PACKAGE_NAME@ @@ -178,6 +195,8 @@ PACKAGE_URL = @PACKAGE_URL@ PACKAGE_VERSION = @PACKAGE_VERSION@ PATH_SEPARATOR = @PATH_SEPARATOR@ POSUB = @POSUB@ +RANLIB = @RANLIB@ +SED = @SED@ SET_MAKE = @SET_MAKE@ SHELL = @SHELL@ SOCKET_LIBS = @SOCKET_LIBS@ @@ -193,7 +212,10 @@ abs_builddir = @abs_builddir@ abs_srcdir = @abs_srcdir@ abs_top_builddir = @abs_top_builddir@ abs_top_srcdir = @abs_top_srcdir@ +ac_ct_AR = @ac_ct_AR@ ac_ct_CC = @ac_ct_CC@ +ac_ct_DUMPBIN = @ac_ct_DUMPBIN@ +acl_shlibext = @acl_shlibext@ am__include = @am__include@ am__leading_dot = @am__leading_dot@ am__quote = @am__quote@ @@ -228,6 +250,7 @@ mandir = @mandir@ mkdir_p = @mkdir_p@ oldincludedir = @oldincludedir@ pdfdir = @pdfdir@ +pkgextensiondir = @pkgextensiondir@ prefix = @prefix@ program_transform_name = @program_transform_name@ psdir = @psdir@ @@ -312,6 +335,12 @@ $(ACLOCAL_M4): $(am__aclocal_m4_deps) cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh $(am__aclocal_m4_deps): +mostlyclean-libtool: + -rm -f *.lo + +clean-libtool: + -rm -rf .libs _libs + .texi.info: restore=: && backupdir="$(am__leading_dot)am$$$$" && \ am__cwd=`pwd` && $(am__cd) $(srcdir) && \ @@ -593,7 +622,7 @@ maintainer-clean-generic: @echo "it deletes files that may require special tools to rebuild." clean: clean-am -clean-am: clean-aminfo clean-generic mostlyclean-am +clean-am: clean-aminfo clean-generic clean-libtool mostlyclean-am distclean: distclean-am -rm -f Makefile @@ -723,7 +752,8 @@ maintainer-clean-am: distclean-am maintainer-clean-aminfo \ mostlyclean: mostlyclean-am -mostlyclean-am: mostlyclean-aminfo mostlyclean-generic +mostlyclean-am: mostlyclean-aminfo mostlyclean-generic \ + mostlyclean-libtool pdf-am: $(PDFS) @@ -740,19 +770,19 @@ uninstall-man: uninstall-man1 .MAKE: install-am install-data-am install-strip uninstall-am .PHONY: all all-am check check-am clean clean-aminfo clean-generic \ - dist-info distclean distclean-generic distdir dvi dvi-am html \ - html-am info info-am install install-am install-data \ - install-data-am install-data-hook install-dvi install-dvi-am \ - install-exec install-exec-am install-html install-html-am \ - install-info install-info-am install-man install-man1 \ - install-pdf install-pdf-am install-ps install-ps-am \ - install-strip installcheck installcheck-am installdirs \ - maintainer-clean maintainer-clean-aminfo \ - maintainer-clean-generic mostlyclean mostlyclean-aminfo \ - mostlyclean-generic pdf pdf-am ps ps-am uninstall uninstall-am \ - uninstall-dvi-am uninstall-hook uninstall-html-am \ - uninstall-info-am uninstall-man uninstall-man1 \ - uninstall-pdf-am uninstall-ps-am + clean-libtool dist-info distclean distclean-generic \ + distclean-libtool distdir dvi dvi-am html html-am info info-am \ + install install-am install-data install-data-am \ + install-data-hook install-dvi install-dvi-am install-exec \ + install-exec-am install-html install-html-am install-info \ + install-info-am install-man install-man1 install-pdf \ + install-pdf-am install-ps install-ps-am install-strip \ + installcheck installcheck-am installdirs maintainer-clean \ + maintainer-clean-aminfo maintainer-clean-generic mostlyclean \ + mostlyclean-aminfo mostlyclean-generic mostlyclean-libtool pdf \ + pdf-am ps ps-am uninstall uninstall-am uninstall-dvi-am \ + uninstall-hook uninstall-html-am uninstall-info-am \ + uninstall-man uninstall-man1 uninstall-pdf-am uninstall-ps-am # Link gawk.1 to pgawk.1 diff --git a/doc/gawk.info b/doc/gawk.info index 06b8e119..38b10a80 100644 --- a/doc/gawk.info +++ b/doc/gawk.info @@ -154,9 +154,12 @@ texts being (a) (see below), and with the Back-Cover Texts being (b) uses. * AWKPATH Variable:: Searching directories for `awk' programs. +* AWKLIBPATH Variable:: Searching directories for `awk' + shared libraries. * Other Environment Variables:: The environment variables. * Exit Status:: `gawk''s exit status. * Include Files:: Including other files into your program. +* Loading Shared Libraries:: Loading shared libraries into your program. * Obsolete:: Obsolete Options and/or features. * Undocumented:: Undocumented Options and Features. * Regexp Usage:: How to Use Regular Expressions. @@ -196,6 +199,7 @@ texts being (a) (see below), and with the Back-Cover Texts being (b) * Getline Notes:: Important things to know about `getline'. * Getline Summary:: Summary of `getline' Variants. +* Read Timeout:: Reading input with a timeout. * Command line directories:: What happens if you put a directory on the command line. * Print:: The `print' statement. @@ -2086,6 +2090,7 @@ this major node that don't interest you right now. * Environment Variables:: The environment variables `gawk' uses. * Exit Status:: `gawk''s exit status. * Include Files:: Including other files into your program. +* Loading Shared Libraries:: Loading shared libraries into your program. * Obsolete:: Obsolete Options and/or features. * Undocumented:: Undocumented Options and Features. @@ -2270,9 +2275,11 @@ The following list describes options mandated by the POSIX standard: `-l LIB' `--load LIB' Load a shared library LIB. This searches for the library using the - `AWKPATH' environment variable. The suffix `.so' in the library - name is optional. The library initialization routine should be - named `dlload()'. + `AWKLIBPATH' environment variable. The correct library suffix for + your platform will be supplied by default, so it need not be + specified in the library name. The library initialization routine + should be named `dlload()'. An alternative is to use the `@load' + keyword inside the program to load a shared library. `-L [value]' `--lint[=value]' @@ -2544,10 +2551,12 @@ A number of environment variables influence how `gawk' behaves. * AWKPATH Variable:: Searching directories for `awk' programs. +* AWKLIBPATH Variable:: Searching directories for `awk' + shared libraries. * Other Environment Variables:: The environment variables. -File: gawk.info, Node: AWKPATH Variable, Next: Other Environment Variables, Up: Environment Variables +File: gawk.info, Node: AWKPATH Variable, Next: AWKLIBPATH Variable, Up: Environment Variables 2.5.1 The `AWKPATH' Environment Variable ---------------------------------------- @@ -2606,9 +2615,22 @@ the value of `$(datadir)' generated when `gawk' was configured. You probably don't need to worry about this, though. -File: gawk.info, Node: Other Environment Variables, Prev: AWKPATH Variable, Up: Environment Variables +File: gawk.info, Node: AWKLIBPATH Variable, Next: Other Environment Variables, Prev: AWKPATH Variable, Up: Environment Variables -2.5.2 Other Environment Variables +2.5.2 The `AWKLIBPATH' Environment Variable +------------------------------------------- + +The `AWKLIBPATH' environment variable is similar to the `AWKPATH' +variable, but it is used to search for shared libraries specified with +the `-l' option rather than for source files. If the library is not +found, the path is searched again after adding the appropriate shared +library suffix for the platform. For example, on GNU/Linux systems, +the suffix `.so' is used. + + +File: gawk.info, Node: Other Environment Variables, Prev: AWKLIBPATH Variable, Up: Environment Variables + +2.5.3 Other Environment Variables --------------------------------- A number of other environment variables affect `gawk''s behavior, but @@ -2629,6 +2651,10 @@ used by regular users. milliseconds. On systems that do not support the `usleep()' system call, the value is rounded up to an integral number of seconds. +`GAWK_READ_TIMEOUT' + Specifies the time, in milliseconds, for `gawk' to wait for input + before returning with an error. *Note Read Timeout::. + The environment variables in the following list are meant for use by the `gawk' developers for testing and tuning. They are subject to change. The variables are: @@ -2683,7 +2709,7 @@ with the value of the C constant `EXIT_SUCCESS'. This is usually zero. non-POSIX systems, this value may be mapped to `EXIT_FAILURE'. -File: gawk.info, Node: Include Files, Next: Obsolete, Prev: Exit Status, Up: Invoking Gawk +File: gawk.info, Node: Include Files, Next: Loading Shared Libraries, Prev: Exit Status, Up: Invoking Gawk 2.7 Including Other Files Into Your Program =========================================== @@ -2779,9 +2805,41 @@ always searched first for source files, before searching in `AWKPATH', and this also applies to files named with `@include'. -File: gawk.info, Node: Obsolete, Next: Undocumented, Prev: Include Files, Up: Invoking Gawk +File: gawk.info, Node: Loading Shared Libraries, Next: Obsolete, Prev: Include Files, Up: Invoking Gawk + +2.8 Loading Shared Libraries Into Your Program +============================================== + +This minor node describes a feature that is specific to `gawk'. + + The `@load' keyword can be used to read external `awk' shared +libraries. This allows you to link in compiled code that may offer +superior performance and/or give you access to extended capabilities +not supported by the `awk' language. The `AWKLIBPATH' variable is used +to search for the shared library. Using `@load' is completely +equivalent to using the `-l' command-line option. + + If the shared library is not initially found in `AWKLIBPATH', another +search is conducted after appending the platform's default shared +library suffix to the filename. For example, on GNU/Linux systems, the +suffix `.so' is used. + + $ awk '@load "ordchr"; BEGIN {print chr(65)}' + A -2.8 Obsolete Options and/or Features +This is equivalent to the following example: + + $ awk -lordchr 'BEGIN {print chr(65)}' + A + +For command-line usage, the `-l' option is more convenient, but `@load' +is useful for embedding inside an `awk' source file that requires +access to a shared library. + + +File: gawk.info, Node: Obsolete, Next: Undocumented, Prev: Loading Shared Libraries, Up: Invoking Gawk + +2.9 Obsolete Options and/or Features ==================================== This minor node describes features and/or command-line options from @@ -2797,8 +2855,8 @@ worked. As of version 4.0, they are no longer interpreted specially by File: gawk.info, Node: Undocumented, Prev: Obsolete, Up: Invoking Gawk -2.9 Undocumented Options and Features -===================================== +2.10 Undocumented Options and Features +====================================== Use the Source, Luke! Obi-Wan @@ -3274,7 +3332,7 @@ Class Meaning `[:upper:]' Uppercase alphabetic characters. `[:xdigit:]'Characters that are hexadecimal digits. -Table 3.1: POSIX Character Classes +Table 3.1: POSIX Character Classes For example, before the POSIX standard, you had to write `/[A-Za-z0-9]/' to match alphanumeric characters. If your character @@ -3626,6 +3684,8 @@ have to be named on the `awk' command line (*note Getline::). * Multiple Line:: Reading multi-line records. * Getline:: Reading files under explicit program control using the `getline' function. +* Read Timeout:: Reading input with a timeout. + * Command line directories:: What happens if you put a directory on the command line. @@ -4813,7 +4873,7 @@ feature of `RS' does not apply. It does apply to the default field separator of a single space: `FS = " "'. -File: gawk.info, Node: Getline, Next: Command line directories, Prev: Multiple Line, Up: Reading Files +File: gawk.info, Node: Getline, Next: Read Timeout, Prev: Multiple Line, Up: Reading Files 4.9 Explicit Input with `getline' ================================= @@ -5235,12 +5295,104 @@ COMMAND `|& getline' Sets `$0' and `NF' Extension COMMAND `|& getline' Sets VAR Extension VAR -Table 4.1: getline Variants and What They Set +Table 4.1: getline Variants and What They Set -File: gawk.info, Node: Command line directories, Prev: Getline, Up: Reading Files +File: gawk.info, Node: Read Timeout, Next: Command line directories, Prev: Getline, Up: Reading Files + +4.10 Reading Input With A Timeout +================================= + +You may specify a timeout in milliseconds for reading input from a +terminal, pipe or two-way communication including, TCP/IP sockets. This +can be done on a per input, command or connection basis, by setting a +special element in the `PROCINFO' array: + + PROCINFO["input_name", "READ_TIMEOUT"] = TIMEOUT IN MILLISECONDS -4.10 Directories On The Command Line + When set, this will cause `gawk' to time out and return failure if +no data is available to read within the specified timeout period. For +example, a TCP client can decide to give up on receiving any response +from the server after a certain amount of time: + + Service = "/inet/tcp/0/localhost/daytime" + PROCINFO[Service, "READ_TIMEOUT"] = 100 + if ((Service |& getline) > 0) + print $0 + else if (ERRNO != "") + print ERRNO + + Here is how to read interactively from the terminal(1) without +waiting for more than five seconds: + + PROCINFO["/dev/stdin", "READ_TIMEOUT"] = 5000 + while ((getline < "/dev/stdin") > 0) + print $0 + + `gawk' will terminate the read operation if input does not arrive +after waiting for the timeout period, return failure and set the +`ERRNO' variable to an appropriate string value. A negative or zero +value for the timeout is the same as specifying no timeout at all. + + A timeout can also be set for reading from the terminal in the +implicit loop that reads input records and matches them against +patterns, like so: + + $ gawk 'BEGIN { PROCINFO["-", "READ_TIMEOUT"] = 5000 } + > { print "You entered: " $0 }' + gawk + -| You entered: gawk + + In this case, failure to respond within five seconds results in the +following error message: + + error--> gawk: cmd. line:2: (FILENAME=- FNR=1) fatal: error reading input file `-': Connection timed out + + The timeout can be set or changed at any time, and will take effect +on the next attempt to read from the input device. In the following +example, we start with a timeout value of one second, and progressively +reduce it by one-tenth of a second until we wait indefinitely for the +input to arrive: + + PROCINFO[Service, "READ_TIMEOUT"] = 1000 + while ((Service |& getline) > 0) { + print $0 + PROCINFO[S, "READ_TIMEOUT"] -= 100 + } + + NOTE: You should not assume that the read operation will block + exactly after the tenth record has been printed. It is possible + that `gawk' will read and buffer more than one record's worth of + data the first time. Because of this, changing the value of + timeout like in the above example is not very useful. + + If the `PROCINFO' element is not present and the environment +variable `GAWK_READ_TIMEOUT' exists, `gawk' uses its value to +initialize the timeout value. The exclusive use of the environment +variable to specify timeout has the disadvantage of not being able to +control it on a per command or connection basis. + + `gawk' considers a timeout event to be an error even though the +attempt to read from the underlying device may succeed in a later +attempt. This is a limitation, and it also means that you cannot use +this to multiplex input from two or more sources. + + Assigning a timeout value prevents read operations from blocking +indefinitely. But bear in mind that there are other ways `gawk' can +stall waiting for an input device to be ready. A network client can +sometimes take a long time to establish a connection before it can +start reading any data, or the attempt to open a FIFO special file for +reading can block indefinitely until some other process opens it for +writing. + + ---------- Footnotes ---------- + + (1) This assumes that standard input is the keyboard + + +File: gawk.info, Node: Command line directories, Prev: Read Timeout, Up: Reading Files + +4.11 Directories On The Command Line ==================================== According to the POSIX standard, files named on the `awk' command line @@ -6811,7 +6963,7 @@ Feature Default `--posix' or `--use-lc-numeric' Input Use period Use locale `strtonum()'Use period Use locale -Table 6.1: Locale Decimal Point versus A Period +Table 6.1: Locale Decimal Point versus A Period Finally, modern day formal standards and IEEE standard floating point representation can have an unusual but important effect on the way @@ -7153,7 +7305,7 @@ LVALUE `%=' MODULUS Sets LVALUE to its remainder by MODULUS. LVALUE `^=' POWER LVALUE `**=' POWER Raises LVALUE to the power POWER. (c.e.) -Table 6.2: Arithmetic Assignment Operators +Table 6.2: Arithmetic Assignment Operators NOTE: Only the `^=' operator is specified by POSIX. For maximum portability, do not use the `**=' operator. @@ -7458,7 +7610,7 @@ X `!~' Y True if the string X does not match the regexp SUBSCRIPT `in' True if the array ARRAY has an element with the ARRAY subscript SUBSCRIPT. -Table 6.3: Relational Operators +Table 6.3: Relational Operators Comparison expressions have the value one if true and zero if false. When comparing operands of mixed types, numeric operands are converted @@ -9304,7 +9456,8 @@ with a pound sign (`#'). Some operating systems may not have environment variables. On such systems, the `ENVIRON' array is empty (except for - `ENVIRON["AWKPATH"]', *note AWKPATH Variable::). + `ENVIRON["AWKPATH"]', *note AWKPATH Variable:: and + `ENVIRON["AWKLIBPATH"]', *note AWKLIBPATH Variable::). `ERRNO #' If a system error occurs during a redirection for `getline', @@ -11268,7 +11421,7 @@ is illustrated in *note table-sub-escapes::. `\\\\\\&' `\\\&' a literal `\\&' `\\q' `\q' a literal `\q' -Table 9.1: Historical Escape Sequence Processing for `sub()' and +Table 9.1: Historical Escape Sequence Processing for `sub()' and `gsub()' This table shows both the lexical-level processing, where an odd number @@ -11293,7 +11446,8 @@ literally. The interpretation of `\' and `&' then becomes as shown in `\\\\&' `\\&' a literal `\', then the matched text `\\\\\\&' `\\\&' a literal `\&' -Table 9.2: 1992 POSIX Rules for sub and gsub Escape Sequence Processing +Table 9.2: 1992 POSIX Rules for sub and gsub Escape Sequence +Processing This appears to solve the problem. Unfortunately, the phrasing of the standard is unusual. It says, in effect, that `\' turns off the special @@ -11322,7 +11476,7 @@ table-sub-proposed::. `\\q' `\q' a literal `\q' `\\\\' `\\' `\\' -Table 9.3: Proposed rules for sub and backslash +Table 9.3: Proposed rules for sub and backslash In a nutshell, at the runtime level, there are now three special sequences of characters (`\\\&', `\\&' and `\&') whereas historically @@ -11349,7 +11503,7 @@ rules are presented in *note table-posix-sub::. `\\q' `\q' a literal `\q' `\\\\' `\\' `\' -Table 9.4: POSIX rules for `sub()' and `gsub()' +Table 9.4: POSIX rules for `sub()' and `gsub()' The only case where the difference is noticeable is the last one: `\\\\' is seen as `\\' and produces `\' instead of `\\'. @@ -11381,7 +11535,7 @@ the `\' does not, as shown in *note table-gensub-escapes::. `\\\\\\&' `\\\&' a literal `\&' `\\q' `\q' a literal `q' -Table 9.5: Escape Sequence Processing for `gensub()' +Table 9.5: Escape Sequence Processing for `gensub()' Because of the complexity of the lexical and runtime level processing and the special cases for `sub()' and `gsub()', we recommend the use of @@ -11930,7 +12084,7 @@ table-bitwise-ops::. 0 | 0 0 | 0 1 | 0 1 1 | 0 1 | 1 1 | 1 0 -Table 9.6: Bitwise Operations +Table 9.6: Bitwise Operations As you can see, the result of an AND operation is 1 only when _both_ bits are 1. The result of an OR operation is 1 if _either_ bit is 1. @@ -20076,6 +20230,9 @@ the current version of `gawk'. - The `AWKPATH' environment variable for specifying a path search for the `-f' command-line option (*note Options::). + - The `AWKLIBPATH' environment variable for specifying a path + search for the `-l' command-line option (*note Options::). + - The ability to use GNU-style long-named options that start with `--' and the `--characters-as-bytes', `--compat', `--dump-variables', `--exec', `--gen-pot', `--lint', @@ -22002,12 +22159,12 @@ net effect is that you can use those functions anywhere in the program. `gawk' has a list of directories where it searches for libraries. By default, the list includes directories that depend upon how gawk was -built and installed (*note AWKPATH Variable::). If you want `gawk' to -look for libraries in your private directory, you have to tell it. The -way to do it is to set the `AWKPATH' environment variable (*note -AWKPATH Variable::). `gawk' supplies the default suffix `.so' if it is -not present in the name of the library. If the name of your library is -`mylib.so', you can simply type +built and installed (*note AWKLIBPATH Variable::). If you want `gawk' +to look for libraries in your private directory, you have to tell it. +The way to do it is to set the `AWKLIBPATH' environment variable (*note +AWKLIBPATH Variable::). `gawk' supplies the default shared library +platform suffix if it is not present in the name of the library. If +the name of your library is `mylib.so', you can simply type $ gawk -l mylib -f myprog @@ -22015,7 +22172,7 @@ not present in the name of the library. If the name of your library is then call your `dlload()' routine. You can always specify the library using an absolute pathname, in -which case `gawk' will not use `AWKPATH' to search for it. +which case `gawk' will not use `AWKLIBPATH' to search for it. File: gawk.info, Node: Sample Library, Prev: Loading Extensions, Up: Dynamic Extensions @@ -24755,7 +24912,7 @@ Index * * (asterisk), * operator, as regexp operator: Regexp Operators. (line 87) * * (asterisk), * operator, null strings, matching: Gory Details. - (line 164) + (line 165) * * (asterisk), ** operator <1>: Precedence. (line 49) * * (asterisk), ** operator: Arithmetic Ops. (line 81) * * (asterisk), **= operator <1>: Precedence. (line 95) @@ -24795,23 +24952,23 @@ Index * --gen-pot option <1>: String Extraction. (line 6) * --gen-pot option: Options. (line 144) * --help option: Options. (line 151) -* --L option: Options. (line 263) -* --lint option <1>: Options. (line 163) +* --L option: Options. (line 265) +* --lint option <1>: Options. (line 165) * --lint option: Command Line. (line 20) -* --lint-old option: Options. (line 263) +* --lint-old option: Options. (line 265) * --load option: Options. (line 156) * --non-decimal-data option <1>: Nondecimal Data. (line 6) -* --non-decimal-data option: Options. (line 182) +* --non-decimal-data option: Options. (line 184) * --non-decimal-data option, strtonum() function and: Nondecimal Data. (line 36) -* --optimize option: Options. (line 203) -* --posix option: Options. (line 222) -* --posix option, --traditional option and: Options. (line 241) -* --pretty-print option: Options. (line 195) +* --optimize option: Options. (line 205) +* --posix option: Options. (line 224) +* --posix option, --traditional option and: Options. (line 243) +* --pretty-print option: Options. (line 197) * --profile option <1>: Profiling. (line 12) -* --profile option: Options. (line 210) -* --re-interval option: Options. (line 247) -* --sandbox option: Options. (line 254) +* --profile option: Options. (line 212) +* --re-interval option: Options. (line 249) +* --sandbox option: Options. (line 256) * --sandbox option, disabling system() function: I/O Functions. (line 85) * --sandbox option, input redirection with getline: Getline. (line 19) @@ -24819,9 +24976,9 @@ Index (line 6) * --source option: Options. (line 114) * --traditional option: Options. (line 78) -* --traditional option, --posix option and: Options. (line 241) -* --use-lc-numeric option: Options. (line 190) -* --version option: Options. (line 268) +* --traditional option, --posix option and: Options. (line 243) +* --use-lc-numeric option: Options. (line 192) +* --version option: Options. (line 270) * --with-whiny-user-strftime configuration option: Additional Configuration Options. (line 29) * -b option: Options. (line 68) @@ -24835,20 +24992,20 @@ Index * -f option: Options. (line 25) * -F option: Options. (line 21) * -f option: Long. (line 12) -* -F option, -Ft sets FS to TAB: Options. (line 276) -* -f option, on command line: Options. (line 281) +* -F option, -Ft sets FS to TAB: Options. (line 278) +* -f option, on command line: Options. (line 283) * -g option: Options. (line 144) * -h option: Options. (line 151) * -l option: Options. (line 156) -* -N option: Options. (line 190) -* -n option: Options. (line 182) -* -O option: Options. (line 203) -* -o option: Options. (line 195) -* -P option: Options. (line 222) -* -p option: Options. (line 210) -* -r option: Options. (line 247) -* -S option: Options. (line 254) -* -V option: Options. (line 268) +* -N option: Options. (line 192) +* -n option: Options. (line 184) +* -O option: Options. (line 205) +* -o option: Options. (line 197) +* -P option: Options. (line 224) +* -p option: Options. (line 212) +* -r option: Options. (line 249) +* -S option: Options. (line 256) +* -V option: Options. (line 270) * -v option: Options. (line 32) * -v option, variables, assigning: Assignment Options. (line 12) * -W option: Options. (line 46) @@ -24988,7 +25145,7 @@ Index (line 67) * advanced features, data files as single record: Records. (line 175) * advanced features, fixed-width data: Constant Size. (line 9) -* advanced features, FNR/NR variables: Auto-set. (line 207) +* advanced features, FNR/NR variables: Auto-set. (line 208) * advanced features, gawk: Advanced Features. (line 6) * advanced features, gawk, network programming: TCP/IP Networking. (line 6) @@ -24998,7 +25155,7 @@ Index (line 23) * advanced features, network connections, See Also networks, connections: Advanced Features. (line 6) -* advanced features, null strings, matching: Gory Details. (line 164) +* advanced features, null strings, matching: Gory Details. (line 165) * advanced features, operators, precedence: Increment Ops. (line 61) * advanced features, piping into sh: Redirection. (line 143) * advanced features, regexp constants: Assignment Ops. (line 148) @@ -25095,7 +25252,7 @@ Index * asterisk (*), * operator, as regexp operator: Regexp Operators. (line 87) * asterisk (*), * operator, null strings, matching: Gory Details. - (line 164) + (line 165) * asterisk (*), ** operator <1>: Precedence. (line 49) * asterisk (*), ** operator: Arithmetic Ops. (line 81) * asterisk (*), **= operator <1>: Precedence. (line 95) @@ -25105,9 +25262,9 @@ Index * atan2() function: Numeric Functions. (line 11) * awf (amazingly workable formatter) program: Glossary. (line 25) * awk debugging, enabling: Options. (line 105) -* awk enabling: Options. (line 195) +* awk enabling: Options. (line 197) * awk language, POSIX version: Assignment Ops. (line 136) -* awk profiling, enabling: Options. (line 210) +* awk profiling, enabling: Options. (line 212) * awk programs <1>: Two Rules. (line 6) * awk programs <2>: Executable Scripts. (line 6) * awk programs: Getting Started. (line 12) @@ -25159,6 +25316,7 @@ Index * awk, versions of, See Also Brian Kernighan's awk: BTL. (line 6) * awk.h file (internal): Internals. (line 15) * awka compiler for awk: Other Versions. (line 55) +* AWKLIBPATH environment variable: AWKLIBPATH Variable. (line 6) * AWKNUM internal type: Internals. (line 19) * AWKPATH environment variable <1>: PC Using. (line 11) * AWKPATH environment variable: AWKPATH Variable. (line 6) @@ -25462,7 +25620,7 @@ Index * cos() function: Numeric Functions. (line 14) * counting: Wc Program. (line 6) * csh utility: Statements/Lines. (line 44) -* csh utility, POSIXLY_CORRECT environment variable: Options. (line 323) +* csh utility, POSIXLY_CORRECT environment variable: Options. (line 325) * csh utility, |& operator, comparison with: Two-way I/O. (line 44) * ctime() user-defined function: Function Example. (line 72) * currency symbols, localization: Explaining gettext. (line 103) @@ -25492,9 +25650,9 @@ Index * dark corner, exit statement: Exit Statement. (line 30) * dark corner, field separators: Field Splitting Summary. (line 47) -* dark corner, FILENAME variable <1>: Auto-set. (line 92) +* dark corner, FILENAME variable <1>: Auto-set. (line 93) * dark corner, FILENAME variable: Getline Notes. (line 19) -* dark corner, FNR/NR variables: Auto-set. (line 207) +* dark corner, FNR/NR variables: Auto-set. (line 208) * dark corner, format-control characters: Control Letters. (line 18) * dark corner, FS as null string: Single Character Fields. (line 20) @@ -25631,7 +25789,7 @@ Index (line 67) * debugging awk programs: Debugger. (line 6) * debugging gawk, bug reports: Bugs. (line 9) -* decimal point character, locale specific: Options. (line 238) +* decimal point character, locale specific: Options. (line 240) * decrement operators: Increment Ops. (line 35) * default keyword: Switch Statement. (line 6) * Deifik, Scott <1>: Bugs. (line 70) @@ -25647,6 +25805,8 @@ Index * differences in awk and gawk, ARGIND variable: Auto-set. (line 40) * differences in awk and gawk, array elements, deleting: Delete. (line 39) +* differences in awk and gawk, AWKLIBPATH environment variable: AWKLIBPATH Variable. + (line 6) * differences in awk and gawk, AWKPATH environment variable: AWKPATH Variable. (line 6) * differences in awk and gawk, BEGIN/END patterns: I/O And BEGIN/END. @@ -25657,7 +25817,7 @@ Index (line 23) * differences in awk and gawk, close() function: Close Files And Pipes. (line 81) -* differences in awk and gawk, ERRNO variable: Auto-set. (line 72) +* differences in awk and gawk, ERRNO variable: Auto-set. (line 73) * differences in awk and gawk, error messages: Special FD. (line 16) * differences in awk and gawk, FIELDWIDTHS variable: User-modified. (line 35) @@ -25686,14 +25846,14 @@ Index (line 6) * differences in awk and gawk, print/printf statements: Format Modifiers. (line 13) -* differences in awk and gawk, PROCINFO array: Auto-set. (line 123) +* differences in awk and gawk, PROCINFO array: Auto-set. (line 124) * differences in awk and gawk, record separators: Records. (line 112) * differences in awk and gawk, regexp constants: Using Constant Regexps. (line 43) * differences in awk and gawk, regular expressions: Case-sensitivity. (line 26) * differences in awk and gawk, RS/RT variables: Records. (line 167) -* differences in awk and gawk, RT variable: Auto-set. (line 196) +* differences in awk and gawk, RT variable: Auto-set. (line 197) * differences in awk and gawk, single-character fields: Single Character Fields. (line 6) * differences in awk and gawk, split() function: String Functions. @@ -25710,6 +25870,7 @@ Index * directories, command line: Command line directories. (line 6) * directories, searching <1>: Igawk Program. (line 368) +* directories, searching <2>: AWKLIBPATH Variable. (line 6) * directories, searching: AWKPATH Variable. (line 6) * disable debugger command: Breakpoint Control. (line 69) * display debugger command: Viewing And Changing Data. @@ -25786,13 +25947,13 @@ Index * EREs (Extended Regular Expressions): Bracket Expressions. (line 24) * ERRNO variable <1>: Internals. (line 130) * ERRNO variable <2>: TCP/IP Networking. (line 54) -* ERRNO variable <3>: Auto-set. (line 72) +* ERRNO variable <3>: Auto-set. (line 73) * ERRNO variable <4>: BEGINFILE/ENDFILE. (line 26) * ERRNO variable <5>: Close Files And Pipes. (line 139) * ERRNO variable: Getline. (line 19) * error handling: Special FD. (line 16) -* error handling, ERRNO variable and: Auto-set. (line 72) +* error handling, ERRNO variable and: Auto-set. (line 73) * error output: Special FD. (line 6) * escape processing, gsub()/gensub()/sub() functions: Gory Details. (line 6) @@ -25907,7 +26068,7 @@ Index * file names, distinguishing: Auto-set. (line 52) * file names, in compatibility mode: Special Caveats. (line 9) * file names, standard streams in gawk: Special FD. (line 46) -* FILENAME variable <1>: Auto-set. (line 92) +* FILENAME variable <1>: Auto-set. (line 93) * FILENAME variable: Reading Files. (line 6) * FILENAME variable, getline, setting with: Getline Notes. (line 19) * filenames, assignments as: Ignoring Assigns. (line 6) @@ -25972,9 +26133,9 @@ Index * floating-point, numbers <1>: Unexpected Results. (line 6) * floating-point, numbers: Basic Data Typing. (line 21) * floating-point, numbers, AWKNUM internal type: Internals. (line 19) -* FNR variable <1>: Auto-set. (line 102) +* FNR variable <1>: Auto-set. (line 103) * FNR variable: Records. (line 6) -* FNR variable, changing: Auto-set. (line 207) +* FNR variable, changing: Auto-set. (line 208) * for statement: For Statement. (line 6) * for statement, in arrays: Scanning an Array. (line 20) * force_number() internal function: Internals. (line 27) @@ -26010,7 +26171,7 @@ Index * FS variable, --field-separator option and: Options. (line 21) * FS variable, as null string: Single Character Fields. (line 20) -* FS variable, as TAB character: Options. (line 234) +* FS variable, as TAB character: Options. (line 236) * FS variable, changing value of: Field Separators. (line 34) * FS variable, running awk programs and: Cut Program. (line 68) * FS variable, setting from command line: Command Line Field Separator. @@ -26090,13 +26251,13 @@ Index * gawk, distribution: Distribution contents. (line 6) * gawk, ERRNO variable in <1>: TCP/IP Networking. (line 54) -* gawk, ERRNO variable in <2>: Auto-set. (line 72) +* gawk, ERRNO variable in <2>: Auto-set. (line 73) * gawk, ERRNO variable in <3>: BEGINFILE/ENDFILE. (line 26) * gawk, ERRNO variable in <4>: Close Files And Pipes. (line 139) * gawk, ERRNO variable in: Getline. (line 19) * gawk, escape sequences: Escape Sequences. (line 125) -* gawk, extensions, disabling: Options. (line 222) +* gawk, extensions, disabling: Options. (line 224) * gawk, features, adding: Adding Code. (line 6) * gawk, features, advanced: Advanced Features. (line 6) * gawk, fflush() function in: I/O Functions. (line 44) @@ -26141,7 +26302,7 @@ Index * gawk, OS/2 version of: PC Using. (line 11) * gawk, PROCINFO array in <1>: Two-way I/O. (line 116) * gawk, PROCINFO array in <2>: Time Functions. (line 46) -* gawk, PROCINFO array in: Auto-set. (line 123) +* gawk, PROCINFO array in: Auto-set. (line 124) * gawk, regexp constants and: Using Constant Regexps. (line 28) * gawk, regular expressions, case sensitivity: Case-sensitivity. @@ -26149,7 +26310,7 @@ Index * gawk, regular expressions, operators: GNU Regexp Operators. (line 6) * gawk, regular expressions, precedence: Regexp Operators. (line 157) -* gawk, RT variable in <1>: Auto-set. (line 196) +* gawk, RT variable in <1>: Auto-set. (line 197) * gawk, RT variable in <2>: Getline/Variable/File. (line 10) * gawk, RT variable in <3>: Multiple Line. (line 129) @@ -26161,7 +26322,7 @@ Index * gawk, TEXTDOMAIN variable in: User-modified. (line 153) * gawk, timestamps: Time Functions. (line 6) * gawk, uses for: Preface. (line 36) -* gawk, versions of, information about, printing: Options. (line 268) +* gawk, versions of, information about, printing: Options. (line 270) * gawk, VMS version of: VMS Installation. (line 6) * gawk, word-boundary operator: GNU Regexp Operators. (line 63) @@ -26252,7 +26413,7 @@ Index * help debugger command: Miscellaneous Debugger Commands. (line 68) * hexadecimal numbers: Nondecimal-numbers. (line 6) -* hexadecimal values, enabling interpretation of: Options. (line 182) +* hexadecimal values, enabling interpretation of: Options. (line 184) * histsort.awk program: History Sorting. (line 25) * Hughes, Phil: Acknowledgments. (line 43) * HUP signal: Profiling. (line 203) @@ -26472,9 +26633,9 @@ Index * lint checking, array subscripts: Uninitialized Subscripts. (line 43) * lint checking, empty programs: Command Line. (line 16) -* lint checking, issuing warnings: Options. (line 163) +* lint checking, issuing warnings: Options. (line 165) * lint checking, POSIXLY_CORRECT environment variable: Options. - (line 307) + (line 309) * lint checking, undefined functions: Pass By Value/Reference. (line 88) * LINT variable: User-modified. (line 98) @@ -26487,7 +26648,7 @@ Index * loading, library: Options. (line 156) * local variables: Variable Scope. (line 6) * locale categories: Explaining gettext. (line 80) -* locale decimal point character: Options. (line 238) +* locale decimal point character: Options. (line 240) * locale, definition of: Locales. (line 6) * localization: I18N and L10N. (line 6) * localization, See internationalization, localization: I18N and L10N. @@ -26523,7 +26684,7 @@ Index * matching, expressions, See comparison expressions: Typing and Comparison. (line 9) * matching, leftmost longest: Multiple Line. (line 26) -* matching, null strings: Gory Details. (line 164) +* matching, null strings: Gory Details. (line 165) * mawk program: Other Versions. (line 35) * McPhee, Patrick: Contributors. (line 100) * memory, releasing: Internals. (line 92) @@ -26555,7 +26716,7 @@ Index * networks, programming: TCP/IP Networking. (line 6) * networks, support for: Special Network. (line 6) * newlines <1>: Boolean Ops. (line 67) -* newlines <2>: Options. (line 228) +* newlines <2>: Options. (line 230) * newlines: Statements/Lines. (line 6) * newlines, as field separators: Default Field Splitting. (line 6) @@ -26583,7 +26744,7 @@ Index (line 44) * nexti debugger command: Debugger Execution Control. (line 49) -* NF variable <1>: Auto-set. (line 107) +* NF variable <1>: Auto-set. (line 108) * NF variable: Fields. (line 33) * NF variable, decrementing: Changing Fields. (line 107) * ni debugger command (alias for nexti): Debugger Execution Control. @@ -26592,9 +26753,9 @@ Index * NODE internal type: Internals. (line 23) * nodes, duplicating: Internals. (line 87) * not Boolean-logic operator: Boolean Ops. (line 6) -* NR variable <1>: Auto-set. (line 118) +* NR variable <1>: Auto-set. (line 119) * NR variable: Records. (line 6) -* NR variable, changing: Auto-set. (line 207) +* NR variable, changing: Auto-set. (line 208) * null strings <1>: Basic Data Typing. (line 50) * null strings <2>: Truth Values. (line 6) * null strings <3>: Regexp Field Splitting. @@ -26604,7 +26765,7 @@ Index * null strings, as array subscripts: Uninitialized Subscripts. (line 43) * null strings, converting numbers to strings: Conversion. (line 21) -* null strings, matching: Gory Details. (line 164) +* null strings, matching: Gory Details. (line 165) * null strings, quoting and: Quoting. (line 62) * number sign (#), #! (executable scripts): Executable Scripts. (line 6) @@ -26635,7 +26796,7 @@ Index * oawk utility: Names. (line 17) * obsolete features: Obsolete. (line 6) * octal numbers: Nondecimal-numbers. (line 6) -* octal values, enabling interpretation of: Options. (line 182) +* octal values, enabling interpretation of: Options. (line 184) * OFMT variable <1>: User-modified. (line 115) * OFMT variable <2>: Conversion. (line 55) * OFMT variable: OFMT. (line 15) @@ -26780,7 +26941,7 @@ Index * portability, NF variable, decrementing: Changing Fields. (line 115) * portability, operators: Increment Ops. (line 61) * portability, operators, not in POSIX awk: Precedence. (line 98) -* portability, POSIXLY_CORRECT environment variable: Options. (line 328) +* portability, POSIXLY_CORRECT environment variable: Options. (line 330) * portability, substr() function: String Functions. (line 512) * portable object files <1>: Translator i18n. (line 6) * portable object files: Explaining gettext. (line 36) @@ -26830,11 +26991,11 @@ Index * POSIX awk, regular expressions and: Regexp Operators. (line 157) * POSIX awk, timestamps and: Time Functions. (line 6) * POSIX awk, | I/O operator and: Getline/Pipe. (line 52) -* POSIX mode: Options. (line 222) +* POSIX mode: Options. (line 224) * POSIX, awk and: Preface. (line 23) * POSIX, gawk extensions not included in: POSIX/GNU. (line 6) * POSIX, programs, implementing in awk: Clones. (line 6) -* POSIXLY_CORRECT environment variable: Options. (line 307) +* POSIXLY_CORRECT environment variable: Options. (line 309) * precedence <1>: Precedence. (line 6) * precedence: Increment Ops. (line 61) * precedence, regexp operators: Regexp Operators. (line 152) @@ -26881,7 +27042,7 @@ Index * PROCINFO array <4>: Passwd Functions. (line 6) * PROCINFO array <5>: Two-way I/O. (line 116) * PROCINFO array <6>: Time Functions. (line 46) -* PROCINFO array <7>: Auto-set. (line 123) +* PROCINFO array <7>: Auto-set. (line 124) * PROCINFO array: Obsolete. (line 11) * profiling awk programs: Profiling. (line 6) * profiling awk programs, dynamically: Profiling. (line 171) @@ -26991,7 +27152,7 @@ Index (line 59) * regular expressions, gawk, command-line options: GNU Regexp Operators. (line 70) -* regular expressions, interval expressions and: Options. (line 247) +* regular expressions, interval expressions and: Options. (line 249) * regular expressions, leftmost longest match: Leftmost Longest. (line 6) * regular expressions, operators <1>: Regexp Operators. (line 6) @@ -27025,7 +27186,7 @@ Index * right angle bracket (>), >> operator (I/O): Redirection. (line 50) * right shift, bitwise: Bitwise Functions. (line 32) * Ritchie, Dennis: Basic Data Typing. (line 74) -* RLENGTH variable: Auto-set. (line 183) +* RLENGTH variable: Auto-set. (line 184) * RLENGTH variable, match() function and: String Functions. (line 223) * Robbins, Arnold <1>: Future Extensions. (line 6) * Robbins, Arnold <2>: Bugs. (line 32) @@ -27050,9 +27211,9 @@ Index * RS variable: Records. (line 20) * RS variable, multiline records and: Multiple Line. (line 17) * rshift() function (gawk): Bitwise Functions. (line 51) -* RSTART variable: Auto-set. (line 189) +* RSTART variable: Auto-set. (line 190) * RSTART variable, match() function and: String Functions. (line 223) -* RT variable <1>: Auto-set. (line 196) +* RT variable <1>: Auto-set. (line 197) * RT variable <2>: Getline/Variable/File. (line 10) * RT variable <3>: Multiple Line. (line 129) @@ -27065,7 +27226,7 @@ Index * rvalues/lvalues: Assignment Ops. (line 32) * s debugger command (alias for step): Debugger Execution Control. (line 68) -* sandbox mode: Options. (line 254) +* sandbox mode: Options. (line 256) * scalar values: Basic Data Typing. (line 13) * Schorr, Andrew: Acknowledgments. (line 60) * Schreiber, Bert: Acknowledgments. (line 38) @@ -27073,7 +27234,9 @@ Index * search paths <1>: VMS Running. (line 29) * search paths <2>: PC Using. (line 11) * search paths <3>: Igawk Program. (line 368) +* search paths <4>: AWKLIBPATH Variable. (line 6) * search paths: AWKPATH Variable. (line 6) +* search paths, for shared libraries: AWKLIBPATH Variable. (line 6) * search paths, for source files <1>: VMS Running. (line 29) * search paths, for source files <2>: PC Using. (line 11) * search paths, for source files <3>: Igawk Program. (line 368) @@ -27290,6 +27453,7 @@ Index * time, managing: Gettimeofday Function. (line 6) * time, retrieving: Time Functions. (line 17) +* timeout, reading input: Read Timeout. (line 6) * timestamps: Time Functions. (line 6) * timestamps, converting dates to: Time Functions. (line 74) * timestamps, formatted: Gettimeofday Function. @@ -27300,7 +27464,7 @@ Index * trace debugger command: Miscellaneous Debugger Commands. (line 110) * translate.awk program: Translate Program. (line 55) -* troubleshooting, --non-decimal-data option: Options. (line 182) +* troubleshooting, --non-decimal-data option: Options. (line 184) * troubleshooting, == operator: Comparison Operators. (line 37) * troubleshooting, awk uses FS not IFS: Field Separators. (line 29) @@ -27433,7 +27597,7 @@ Index * Wall, Larry <1>: Future Extensions. (line 6) * Wall, Larry: Array Intro. (line 6) * Wallin, Anders: Acknowledgments. (line 60) -* warnings, issuing: Options. (line 163) +* warnings, issuing: Options. (line 165) * watch debugger command: Viewing And Changing Data. (line 67) * wc utility: Wc Program. (line 6) @@ -27445,7 +27609,7 @@ Index * whitespace, as field separators: Default Field Splitting. (line 6) * whitespace, functions, calling: Calling Built-in. (line 10) -* whitespace, newlines as: Options. (line 228) +* whitespace, newlines as: Options. (line 230) * Williams, Kent: Contributors. (line 35) * Woehlke, Matthew: Contributors. (line 79) * Woods, John: Contributors. (line 28) @@ -27501,417 +27665,421 @@ Index Tag Table: Node: Top1346 -Node: Foreword30346 -Node: Preface34691 -Ref: Preface-Footnote-137744 -Ref: Preface-Footnote-237850 -Node: History38082 -Node: Names40473 -Ref: Names-Footnote-141950 -Node: This Manual42022 -Ref: This Manual-Footnote-146960 -Node: Conventions47060 -Node: Manual History49194 -Ref: Manual History-Footnote-152464 -Ref: Manual History-Footnote-252505 -Node: How To Contribute52579 -Node: Acknowledgments53723 -Node: Getting Started58054 -Node: Running gawk60433 -Node: One-shot61619 -Node: Read Terminal62844 -Ref: Read Terminal-Footnote-164494 -Ref: Read Terminal-Footnote-264770 -Node: Long64941 -Node: Executable Scripts66317 -Ref: Executable Scripts-Footnote-168186 -Ref: Executable Scripts-Footnote-268288 -Node: Comments68739 -Node: Quoting71206 -Node: DOS Quoting75829 -Node: Sample Data Files76504 -Node: Very Simple79536 -Node: Two Rules84135 -Node: More Complex86282 -Ref: More Complex-Footnote-189212 -Node: Statements/Lines89297 -Ref: Statements/Lines-Footnote-193759 -Node: Other Features94024 -Node: When94952 -Node: Invoking Gawk97099 -Node: Command Line98484 -Node: Options99267 -Ref: Options-Footnote-1113412 -Node: Other Arguments113437 -Node: Naming Standard Input116095 -Node: Environment Variables117189 -Node: AWKPATH Variable117633 -Ref: AWKPATH Variable-Footnote-1120230 -Node: Other Environment Variables120490 -Node: Exit Status122830 -Node: Include Files123505 -Node: Obsolete126990 -Node: Undocumented127676 -Node: Regexp127917 -Node: Regexp Usage129306 -Node: Escape Sequences131332 -Node: Regexp Operators137095 -Ref: Regexp Operators-Footnote-1144292 -Ref: Regexp Operators-Footnote-2144439 -Node: Bracket Expressions144537 -Ref: table-char-classes146427 -Node: GNU Regexp Operators148950 -Node: Case-sensitivity152673 -Ref: Case-sensitivity-Footnote-1155641 -Ref: Case-sensitivity-Footnote-2155876 -Node: Leftmost Longest155984 -Node: Computed Regexps157185 -Node: Reading Files160595 -Node: Records162536 -Ref: Records-Footnote-1171210 -Node: Fields171247 -Ref: Fields-Footnote-1174280 -Node: Nonconstant Fields174366 -Node: Changing Fields176568 -Node: Field Separators182549 -Node: Default Field Splitting185178 -Node: Regexp Field Splitting186295 -Node: Single Character Fields189637 -Node: Command Line Field Separator190696 -Node: Field Splitting Summary194137 -Ref: Field Splitting Summary-Footnote-1197329 -Node: Constant Size197430 -Node: Splitting By Content202014 -Ref: Splitting By Content-Footnote-1205740 -Node: Multiple Line205780 -Ref: Multiple Line-Footnote-1211627 -Node: Getline211806 -Node: Plain Getline214034 -Node: Getline/Variable216123 -Node: Getline/File217264 -Node: Getline/Variable/File218586 -Ref: Getline/Variable/File-Footnote-1220185 -Node: Getline/Pipe220272 -Node: Getline/Variable/Pipe222832 -Node: Getline/Coprocess223939 -Node: Getline/Variable/Coprocess225182 -Node: Getline Notes225896 -Node: Getline Summary227838 -Ref: 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/inet Special File Components +Table 2.1: /inet Special File Components In general, TCP is the preferred mechanism to use. It is the simplest protocol to understand and to use. Use UDP only if @@ -4358,40 +4358,40 @@ Node: Using Networking17966 Node: Gawk Special Files20284 Node: Special File Fields22094 Ref: table-inet-components25967 -Node: Comparing Protocols27287 -Node: File /inet/tcp27820 -Node: File /inet/udp28846 -Node: TCP Connecting29944 -Node: Troubleshooting32282 -Ref: Troubleshooting-Footnote-135334 -Node: Interacting35903 -Node: Setting Up38633 -Node: Email42127 -Node: Web page44453 -Ref: Web page-Footnote-147258 -Node: Primitive Service47455 -Node: Interacting Service50189 -Ref: Interacting Service-Footnote-159318 -Node: CGI Lib59350 -Node: Simple Server66311 -Ref: Simple Server-Footnote-174034 -Node: Caveats74135 -Node: Challenges75278 -Node: Some Applications and Techniques83957 -Node: PANIC86414 -Node: GETURL88132 -Node: REMCONF90755 -Node: URLCHK96231 -Node: WEBGRAB100066 -Node: STATIST104516 -Ref: STATIST-Footnote-1116224 -Node: MAZE116669 -Node: MOBAGWHO122853 -Ref: MOBAGWHO-Footnote-1136797 -Node: STOXPRED136852 -Node: PROTBASE151107 -Node: Links164188 -Node: GNU Free Documentation License167622 -Node: Index192761 +Node: Comparing Protocols27290 +Node: File /inet/tcp27823 +Node: File /inet/udp28849 +Node: TCP Connecting29947 +Node: Troubleshooting32285 +Ref: Troubleshooting-Footnote-135337 +Node: Interacting35906 +Node: Setting Up38636 +Node: Email42130 +Node: Web page44456 +Ref: Web page-Footnote-147261 +Node: Primitive Service47458 +Node: Interacting Service50192 +Ref: Interacting Service-Footnote-159321 +Node: CGI Lib59353 +Node: Simple Server66314 +Ref: Simple Server-Footnote-174037 +Node: Caveats74138 +Node: Challenges75281 +Node: Some Applications and Techniques83960 +Node: PANIC86417 +Node: GETURL88135 +Node: REMCONF90758 +Node: URLCHK96234 +Node: WEBGRAB100069 +Node: STATIST104519 +Ref: STATIST-Footnote-1116227 +Node: MAZE116672 +Node: MOBAGWHO122856 +Ref: MOBAGWHO-Footnote-1136800 +Node: STOXPRED136855 +Node: PROTBASE151110 +Node: Links164191 +Node: GNU Free Documentation License167625 +Node: Index192764 End Tag Table |