/*@z26.c:Echo Service:BeginString()@******************************************/ /* */ /* THE LOUT DOCUMENT FORMATTING SYSTEM (VERSION 3.39) */ /* COPYRIGHT (C) 1991, 2008 Jeffrey H. Kingston */ /* */ /* Jeffrey H. Kingston (jeff@it.usyd.edu.au) */ /* School of Information Technologies */ /* The University of Sydney 2006 */ /* AUSTRALIA */ /* */ /* This program is free software; you can redistribute it and/or modify */ /* it under the terms of the GNU General Public License as published by */ /* the Free Software Foundation; either Version 3, or (at your option) */ /* any later version. */ /* */ /* This program is distributed in the hope that it will be useful, */ /* but WITHOUT ANY WARRANTY; without even the implied warranty of */ /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */ /* GNU General Public License for more details. */ /* */ /* You should have received a copy of the GNU General Public License */ /* along with this program; if not, write to the Free Software */ /* Foundation, Inc., 59 Temple Place, Suite 330, Boston MA 02111-1307 USA */ /* */ /* FILE: z26.c */ /* MODULE: Echo Service */ /* EXTERNS: BeginString(), AppendString(), EndString(), */ /* EchoLength(), Image() */ /* */ /*****************************************************************************/ #include "externs.h" #if DEBUG_ON #define MULTI 7 /* max no of simultaneous calls */ static FULL_CHAR buff[MULTI][2*MAX_BUFF];/* buffers for strings */ static int curr = 1; /* current buffer in use */ static int bp; /* next free space in buff[curr] */ static BOOLEAN instring = FALSE; /* TRUE while making a string */ /*****************************************************************************/ /* */ /* BeginString(void) */ /* */ /* Locate a clear buffer into which debug output may be accumulated. */ /* */ /*****************************************************************************/ void BeginString(void) { assert(!instring, "BeginString: currently in string"); instring = TRUE; curr = (curr + 1) % MULTI; assert( 0 <= curr && curr < MULTI, "BeginString: curr!" ); StringCopy(buff[curr], ""); bp = 0; } /*@::AppendString(), EndString(), EchoLength()@*******************************/ /* */ /* AppendString(str, p1, p2, p3, p4, p5, p6) */ /* */ /* Sprintf str to the current buffer, if space is available there. */ /* */ /*****************************************************************************/ void AppendString(FULL_CHAR *str) { int len; assert(instring, "AppendString: no current string"); assert( 0 <= curr && curr < MULTI, "BeginString: curr!" ); if( bp == MAX_BUFF ) return; /* no space, do nothing */ len = StringLength(str); if( len + bp >= MAX_BUFF ) { StringCopy( &buff[curr][MAX_BUFF/2], AsciiToFull(" ... ") ); bp = MAX_BUFF; } else { StringCopy(&buff[curr][bp], str); while( buff[curr][bp] != '\0' ) bp++; if( bp >= MAX_BUFF ) Error(26, 1, "AppendString abort", INTERN, no_fpos); } } /* end AppendString */ /*****************************************************************************/ /* */ /* FULL_CHAR *EndString(void) */ /* */ /* Return the string constructed by previous AppendString operations. */ /* */ /*****************************************************************************/ FULL_CHAR *EndString(void) { assert(instring, "EndString: no string"); assert( 0 <= curr && curr < MULTI, "BeginString: curr!" ); instring = FALSE; return buff[curr]; } /* end Endstring */ #endif /*****************************************************************************/ /* */ /* SetLengthDim(int dim) */ /* */ /* Set dimension for echoing lengths. */ /* */ /*****************************************************************************/ static int length_dim = COLM; void SetLengthDim(int dim) { length_dim = dim; } /*****************************************************************************/ /* */ /* FULL_CHAR *EchoLength(len) */ /* */ /* Echo a length. */ /* */ /*****************************************************************************/ FULL_CHAR *EchoLength(int len) { static FULL_CHAR buff[8][20]; static int i = 0; i = (i + 1) % 8; if( len == MAX_FULL_LENGTH ) sprintf( (char *) buff[i], "%s", "INF"); else BackEnd->PrintLength(buff[i], len, ROWM); return buff[i]; } /* end EchoLength */ /*@::Image()@*****************************************************************/ /* */ /* FULL_CHAR *Image(c) */ /* */ /* Returns the string value of type c. */ /* */ /*****************************************************************************/ FULL_CHAR *Image(unsigned int c) { static FULL_CHAR b[20]; switch(c) { case LINK: return AsciiToFull("link"); case SPLIT: return AsciiToFull("split"); case HEAD: return AsciiToFull("head"); case PAR: return AsciiToFull("par"); case WORD: return AsciiToFull("word"); case QWORD: return AsciiToFull("qword"); case GAP_OBJ: return AsciiToFull("gap_obj"); case ROW_THR: return AsciiToFull("row_thr"); case COL_THR: return AsciiToFull("col_thr"); case CLOSURE: return AsciiToFull("closure"); case NULL_CLOS: return KW_NULL; case PAGE_LABEL: return KW_PAGE_LABEL; case CROSS: return KW_CROSS; case FORCE_CROSS: return KW_FORCE_CROSS; case BEGIN_HEADER: return KW_BEGIN_HEADER; case END_HEADER: return KW_END_HEADER; case SET_HEADER: return KW_SET_HEADER; case CLEAR_HEADER: return KW_CLEAR_HEADER; case ONE_COL: return KW_ONE_COL; case ONE_ROW: return KW_ONE_ROW; case WIDE: return KW_WIDE; case HIGH: return KW_HIGH; case HSHIFT: return KW_HSHIFT; case VSHIFT: return KW_VSHIFT; case HMIRROR: return KW_HMIRROR; case VMIRROR: return KW_VMIRROR; case HSCALE: return KW_HSCALE; case VSCALE: return KW_VSCALE; case HCOVER: return KW_HCOVER; case VCOVER: return KW_VCOVER; case HCONTRACT: return KW_HCONTRACT; case VCONTRACT: return KW_VCONTRACT; case HLIMITED: return KW_HLIMITED; case VLIMITED: return KW_VLIMITED; case HEXPAND: return KW_HEXPAND; case VEXPAND: return KW_VEXPAND; case START_HVSPAN: return KW_STARTHVSPAN; case START_HSPAN: return KW_STARTHSPAN; case START_VSPAN: return KW_STARTVSPAN; case HSPAN: return KW_HSPAN; case VSPAN: return KW_VSPAN; case HSPANNER: return AsciiToFull("hspannner"); case VSPANNER: return AsciiToFull("vspannner"); case PADJUST: return KW_PADJUST; case HADJUST: return KW_HADJUST; case VADJUST: return KW_VADJUST; case ROTATE: return KW_ROTATE; case BACKGROUND: return KW_BACKGROUND; case SCALE: return KW_SCALE; case KERN_SHRINK: return KW_KERN_SHRINK; case RAW_VERBATIM: return KW_RAWVERBATIM; case VERBATIM: return KW_VERBATIM; case CASE: return KW_CASE; case YIELD: return KW_YIELD; case BACKEND: return KW_BACKEND; case FILTERED: return AsciiToFull("filtered"); case XCHAR: return KW_XCHAR; case FONT: return KW_FONT; case SPACE: return KW_SPACE; case YUNIT: return KW_YUNIT; case ZUNIT: return KW_ZUNIT; case SET_CONTEXT: return KW_SET_CONTEXT; case GET_CONTEXT: return KW_GET_CONTEXT; case BREAK: return KW_BREAK; case UNDERLINE: return KW_UNDERLINE; case UNDERLINE_COLOUR: return KW_UNDERLINE_COLOUR; case COLOUR: return KW_COLOUR; case TEXTURE: return KW_TEXTURE; case OUTLINE: return KW_OUTLINE; case LANGUAGE: return KW_LANGUAGE; case CURR_LANG: return KW_CURR_LANG; case CURR_FAMILY: return KW_CURR_FAMILY; case CURR_FACE: return KW_CURR_FACE; case CURR_YUNIT: return KW_CURR_YUNIT; case CURR_ZUNIT: return KW_CURR_ZUNIT; case COMMON: return KW_COMMON; case RUMP: return KW_RUMP; case MELD: return KW_MELD; case INSERT: return KW_INSERT; case ONE_OF: return KW_ONE_OF; case NEXT: return KW_NEXT; case PLUS: return KW_PLUS; case MINUS: return KW_MINUS; case ENV_OBJ: return AsciiToFull("env_obj"); case ENV: return KW_ENV; case ENVA: return KW_ENVA; case ENVB: return KW_ENVB; case ENVC: return KW_ENVC; case ENVD: return KW_ENVD; case CENV: return KW_CENV; case CLOS: return KW_CLOS; case LVIS: return KW_LVIS; case LUSE: return KW_LUSE; case LEO: return KW_LEO; case OPEN: return KW_OPEN; case TAGGED: return KW_TAGGED; case INCGRAPHIC: return KW_INCGRAPHIC; case SINCGRAPHIC: return KW_SINCGRAPHIC; case PLAIN_GRAPHIC: return KW_PLAINGRAPHIC; case GRAPHIC: return KW_GRAPHIC; case LINK_SOURCE: return KW_LINK_SOURCE; case LINK_DEST: return KW_LINK_DEST; case LINK_DEST_NULL: return KW_LINK_DEST; case LINK_URL: return KW_LINK_URL; case ACAT: return AsciiToFull("acat"); case HCAT: return AsciiToFull("hcat"); case VCAT: return AsciiToFull("vcat"); case TSPACE: return AsciiToFull("tspace"); case TJUXTA: return AsciiToFull("tjuxta"); case LBR: return AsciiToFull("lbr"); case RBR: return AsciiToFull("rbr"); case UNEXPECTED_EOF: return AsciiToFull("unexpected_eof"); case BEGIN: return KW_BEGIN; case END: return KW_END; case USE: return KW_USE; case NOT_REVEALED: return KW_NOT_REVEALED; case GSTUB_NONE: return AsciiToFull("gstub_none"); case GSTUB_INT: return AsciiToFull("gstub_int"); case GSTUB_EXT: return AsciiToFull("gstub_ext"); case INCLUDE: return KW_INCLUDE; case SYS_INCLUDE: return KW_SYSINCLUDE; case PREPEND: return KW_PREPEND; case SYS_PREPEND: return KW_SYSPREPEND; case INCG_REPEATED: return KW_INCG_REPEATED; case SINCG_REPEATED: return KW_SINCG_REPEATED; case DATABASE: return KW_DATABASE; case SYS_DATABASE: return KW_SYSDATABASE; /* case START: return AsciiToFull("start"); unused */ case DEAD: return AsciiToFull("dead"); case UNATTACHED: return AsciiToFull("unattached"); case RECEPTIVE: return AsciiToFull("receptive"); case RECEIVING: return AsciiToFull("receiving"); case RECURSIVE: return AsciiToFull("recursive"); case PRECEDES: return AsciiToFull("precedes"); case FOLLOWS: return AsciiToFull("follows"); case CROSS_LIT: return AsciiToFull("cross_lit"); case CROSS_FOLL: return AsciiToFull("cross_foll"); case CROSS_FOLL_OR_PREC: return AsciiToFull("cross_foll_or_prec"); case GALL_FOLL: return AsciiToFull("gall_foll"); case GALL_FOLL_OR_PREC: return AsciiToFull("gall_foll_or_prec"); case CROSS_TARG: return AsciiToFull("cross_targ"); case GALL_TARG: return AsciiToFull("gall_targ"); case GALL_PREC: return AsciiToFull("gall_prec"); case CROSS_PREC: return AsciiToFull("cross_prec"); case PAGE_LABEL_IND: return AsciiToFull("page_label_ind"); case SCALE_IND: return AsciiToFull("scale_ind"); case COVER_IND: return AsciiToFull("cover_ind"); case EXPAND_IND: return AsciiToFull("expand_ind"); case THREAD: return AsciiToFull("thread"); case CROSS_SYM: return AsciiToFull("cross_sym"); case CR_ROOT: return AsciiToFull("cr_root"); case MACRO: return KW_MACRO; case LOCAL: return AsciiToFull("local"); case LPAR: return AsciiToFull("lpar"); case NPAR: return AsciiToFull("npar"); case RPAR: return AsciiToFull("rpar"); case CR_LIST: return AsciiToFull("cr_list"); case EXT_GALL: return AsciiToFull("ext_gall"); case DISPOSED: return AsciiToFull("disposed"); case BACK: return AsciiToFull("back"); case ON: return AsciiToFull("on"); case FWD: return AsciiToFull("fwd"); case PROMOTE: return AsciiToFull("promote"); case CLOSE: return AsciiToFull("close"); case BLOCK: return AsciiToFull("block"); case CLEAR: return AsciiToFull("clear"); case GAP_ABS: return AsciiToFull("abs"); case GAP_INC: return AsciiToFull("inc"); case GAP_DEC: return AsciiToFull("dec"); default: sprintf( (char *) b, "?? (%d)", c); return b; } /* end switch */ } /* end Image */