/*@z27.c:Debug Service:Debug flags@*******************************************/ /* */ /* THE LOUT DOCUMENT FORMATTING SYSTEM (VERSION 3.23) */ /* COPYRIGHT (C) 1991, 2000 Jeffrey H. Kingston */ /* */ /* Jeffrey H. Kingston (jeff@cs.usyd.edu.au) */ /* Basser Department of Computer Science */ /* 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 2, 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: z27.c */ /* MODULE: Debug Service */ /* EXTERNS: dbg[], DebugInit(), Debug() */ /* ProfileOn(), ProfileOff(), ProfilePrint() */ /* */ /*****************************************************************************/ #include "externs.h" #if DEBUG_ON struct dbs dbg[] = { {"zz", {0, 0, 0}}, /* - unused - */ {"sp", {0, 0, 0}}, /* Supervise */ {"la", {0, 0, 0}}, /* Lexical Analyser */ {"fs", {0, 0, 0}}, /* File Service */ {"ts", {0, 0, 0}}, /* Token Service */ {"rd", {0, 0, 0}}, /* Read Definitions */ {"op", {0, 0, 0}}, /* Object Parser */ {"os", {0, 0, 0}}, /* Object Service */ {"om", {0, 0, 0}}, /* Object Manifest */ {"ce", {0, 0, 0}}, /* Closure Expansion */ {"cr", {0, 0, 0}}, /* Cross References */ {"ss", {0, 0, 0}}, /* Style Service */ {"sf", {0, 0, 0}}, /* Size Finder */ {"ob", {0, 0, 0}}, /* Object Breaking */ {"of", {0, 0, 0}}, /* Object Filling */ {"sc", {0, 0, 0}}, /* Size Constraints */ {"sa", {0, 0, 0}}, /* Size Adjustments */ {"gw", {0, 0, 0}}, /* Gap Widths */ {"gt", {0, 0, 0}}, /* Galley Transfer */ {"ga", {0, 0, 0}}, /* Galley Attaching */ {"gf", {0, 0, 0}}, /* Galley Flusher */ {"gm", {0, 0, 0}}, /* Galley Maker */ {"gs", {0, 0, 0}}, /* Galley Service */ {"gp", {0, 0, 0}}, /* Galley Printer */ {"ps", {0, 0, 0}}, /* Print Service */ {"oe", {0, 0, 0}}, /* Object Echo */ {"es", {0, 0, 0}}, /* Echo Service */ {"zz", {0, 0, 0}}, /* Debug Service (unused) */ {"yy", {0, 0, 0}}, /* Error Service */ {"st", {0, 0, 0}}, /* Symbol Table */ {"su", {0, 0, 0}}, /* Symbol Uses */ {"ma", {0, 0, 0}}, /* Memory Allocator */ {"cs", {0, 0, 0}}, /* Counter Service */ {"bs", {0, 0, 0}}, /* Database Service */ {"rs", {0, 0, 0}}, /* Rotation Service */ {"tk", {0, 0, 0}}, /* Time Keeper */ {"hy", {0, 0, 0}}, /* Hyphenation */ {"ft", {0, 0, 0}}, /* Font Tables */ {"cm", {0, 0, 0}}, /* Character Mappings */ {"sh", {0, 0, 0}}, /* String Handler */ {"fh", {0, 0, 0}}, /* Filter Handler */ {"io", {0, 0, 0}}, /* Object Input-Output */ {"co", {0, 0, 0}}, /* Colour Service */ {"ls", {0, 0, 0}}, /* Language Service */ {"vh", {0, 0, 0}}, /* Vertical Hyphenation */ {"ex", {0, 0, 0}}, /* External Sort */ {"og", {0, 0, 0}}, /* Optimal Galleys */ {"et", {0, 0, 0}}, /* Environment Table */ {"pd", {0, 0, 0}}, /* PDF Back End (old) */ {"po", {0, 0, 0}}, /* PostScript Back End */ {"pf", {0, 0, 0}}, /* PDF Back End */ {"pt", {0, 0, 0}}, /* Plain Text Back End */ {"pp", {0, 0, 0}}, /* Profiling */ {"", {0, 0, 0}}, /* any */ }; /*@::DebugInit(), Debug()@****************************************************/ /* */ /* DebugInit(str) */ /* */ /* Turn on the debug flag given by str. */ /* */ /*****************************************************************************/ void DebugInit(FULL_CHAR *str) { int j, urg; for( urg = 0; urg < 2 && str[urg+2] == CH_FLAG_DEBUG; urg++ ); for( j = 1; ; j++ ) { if( StringEqual(AsciiToFull(dbg[j].flag), &str[urg+2]) ) break; if( StringEqual(AsciiToFull(dbg[j].flag), STR_EMPTY) ) Error(27, 1, "unknown debug flag %s", FATAL, no_fpos, str); } for( ; urg >= 0; urg-- ) dbg[j].on[urg] = dbg[ANY].on[urg] = TRUE; } /* end DebugInit */ /*****************************************************************************/ /* */ /* Debug(category, urgency, str, ...) */ /* */ /* Print str on debug output, if the flag corresponding to the given */ /* debug category and urgency is on. */ /* */ /*****************************************************************************/ void Debug(int category, int urgency, char *str, ...) { static BOOLEAN first_message = TRUE; va_list ap; if( first_message ) { fprintf(stderr, "\nLout Debug Output:\n"); first_message = FALSE; } fprintf(stderr, "%2s: ", dbg[category].flag); va_start(ap, str); vfprintf(stderr, str, ap); va_end(ap); fprintf(stderr, "\n"); fflush(stderr); } /* end Debug */ /*@::ProfileOn(), ProfileOff(), ProfilePrint()@*******************************/ /* */ /* ProfileOn(str) */ /* */ /* Start profiling label str. */ /* */ /*****************************************************************************/ #define MAXPROF 20 #include struct profrec { char *label; /* label of the profile */ int calls; /* number of calls with this label */ long time; /* total time of this label */ }; static struct profrec profstack[MAXPROF]; static struct profrec profstore[MAXPROF]; static int proftop = 0, profsize = 0; void ProfileOn(char *str) { int i; time_t raw_time; for( i = 0; i < proftop; i++ ) { if( strcmp(profstack[i].label, str) == 0 ) { for( i = 0; i < proftop; i++ ) fprintf(stderr, "profstack[%d] = %s\n", i, profstack[i].label); assert1(FALSE, "ProfileOn: restarted", str); } } assert(proftop < MAXPROF, "ProfileOn: overflow"); time(&raw_time); profstack[proftop].label = str; profstack[proftop++].time = raw_time; } /* end ProfileOn */ /*****************************************************************************/ /* */ /* ProfileOff(str) */ /* */ /* Stop profiling label str. */ /* */ /*****************************************************************************/ void ProfileOff(char *str) { int i; time_t raw_time; assert1(proftop > 0 && strcmp(profstack[proftop-1].label, str) == 0, "ProfileOff: not current", str); for( i = 0; i < profsize && strcmp(profstore[i].label, str) != 0; i++ ); if( i >= profsize ) { profsize++; assert(profsize < MAXPROF, "ProfileOff: overflow"); profstore[i].label = str; profstore[i].calls = 0; profstore[i].time = 0; } time(&raw_time); profstore[i].calls += 1; profstore[i].time += (raw_time - profstack[--proftop].time); } /* end ProfileOff */ /*****************************************************************************/ /* */ /* ProfilePrint() */ /* */ /* Print results of profiling. */ /* */ /*****************************************************************************/ void ProfilePrint(void) { int i; for( i = 0; i < profsize; i++ ) { fprintf(stderr, "Profile %-20s %6ld secs, %3d calls, %6.2f secs/call\n", profstore[i].label, profstore[i].time, profstore[i].calls, (float) profstore[i].time / profstore[i].calls ); } } /* end ProfilePrint */ #endif