This is Info file m4.info, produced by Makeinfo-1.47 from the input file m4.texinfo. This file documents the GNU m4 utility. Copyright (C) 1989, 1990, 1991, 1992, 1993 Free Software Foundation, Inc. Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice are preserved on all copies. Permission is granted to copy and distribute modified versions of this manual under the conditions for verbatim copying, provided also that the entire resulting derived work is distributed under the terms of a permission notice identical to this one. Permission is granted to copy and distribute translations of this manual into another language, under the above conditions for modified versions.  Indirect: m4.info-1: 778 m4.info-2: 50425  Tag Table: (Indirect) Node: Top780 Node: Intro5413 Node: Manual6162 Node: Bugs7364 Node: Invoking m48626 Node: Syntax13366 Node: Names13955 Node: Quoted strings14346 Node: Other tokens14931 Node: Comments15148 Node: Macros15798 Node: Invocation16234 Node: Macro Arguments17370 Node: Quoting Arguments18455 Node: Macro expansion19260 Node: Definitions19923 Node: Define20700 Node: Arguments21511 Node: Pseudo Arguments22993 Node: Undefine24846 Node: Defn25508 Node: Pushdef26670 Node: Indir28507 Node: Builtin29270 Node: Conditionals29719 Node: Ifdef30425 Node: Ifelse31195 Node: Loops32961 Node: Debugging36250 Node: Dumpdef36824 Node: Trace37674 Node: Debug Levels39053 Node: Debug Output41439 Node: Input Control41960 Node: Dnl42426 Node: Changequote43554 Node: Changecom44916 Node: M4wrap46197 Node: File Inclusion47399 Node: Include47715 Node: Search Path49640 Node: Diversions50427 Node: Divert51217 Node: Undivert52380 Node: Divnum54317 Node: Cleardiv54863 Node: Text handling55899 Node: Len56620 Node: Index57018 Node: Regexp57603 Node: Substr58727 Node: Translit59347 Node: Patsubst60790 Node: Format62913 Node: Arithmetic64403 Node: Incr64849 Node: Eval65354 Node: Unix commands68354 Node: Syscmd68826 Node: Esyscmd69646 Node: Sysval70431 Node: Maketemp70838 Node: Miscellaneous71895 Node: Errprint72267 Node: M4exit73182 Node: Compatibility73968 Node: Extensions74487 Node: Incompatibilities76835 Node: Other Incompat77277 Node: Concept index78656 Node: Macro index85102  End Tag Table .