context *currCtxt = NULL;
short fullname = 0;
short showfull = 0;
-short userinterrupt = 0;
+char userinterrupt = 0;
+char nointerrupt = 0;
+char contsim = 0;
char *ssdirl = DATADIR LIB_DIR_SUFFIX ":" DATADIR LIB_DIR_SUFFIX "/small" ;
char *simArgs[40];
int nsimArgs = 0;
char model_str[20];
-
/* fake filename & lineno to make linker */
char *filename=NULL;
int lineno = 0;
int fatalError = 0;
+static void commandLoop(FILE *cmdfile);
+
/* command table */
struct cmdtab
{
{ "break" , cmdSetUserBp ,
"{b}reak\t\t\t [LINE | FILE:LINE | FILE:FUNCTION | FUNCTION | *<address>]\n",
},
+ { "tbreak" , cmdSetTmpUserBp ,
+ "tbreak\t\t\t [LINE | FILE:LINE | FILE:FUNCTION | FUNCTION | *<address>]\n",
+ },
{ "b" , cmdSetUserBp , NULL },
+ { "jump" , cmdJump ,
+ "jump\t\t\tContinue program being debugged at specified line or address\n [LINE | FILE:LINE | *<address>]\n",
+ },
{ "clear" , cmdClrUserBp ,
"{cl}ear\t\t\t [LINE | FILE:LINE | FILE:FUNCTION | FUNCTION]\n"
},
{ "continue" , cmdContinue ,
"{c}ontinue\t\t Continue program being debugged, after breakpoint.\n"
},
+ { "condition" , cmdCondition ,
+ "condition brkpoint_number expr\t\tSet condition for breakpoint.\n"
+ },
+ { "ignore" , cmdIgnore ,
+ "brkpoint_number count\t\tSet ignore count for breakpoint.\n"
+ },
+ { "commands" , cmdCommands ,
+ "commands [brkpoint_number]\t\tSetting commands for breakpoint.\n"
+ },
{ "c" , cmdContinue , NULL },
{ "disassemble",cmdDisasmF , "disassemble [startaddr [endaddress]]\tdisassemble asm commands\n" },
{ "step" , cmdStep ,
"{s}tep\t\t\tStep program until it reaches a different source line.\n"
},
+ { "source" , cmdSource ,
+ "source <FILE>\t\t\tRead commands from a file named FILE.\n"
+ },
{ "s" , cmdStep , NULL },
{ "nexti" , cmdNexti ,
"nexti\t\t\tStep one instruction, but proceed through subroutine calls.\n"
char *d;
if (!size)
- return NULL;
+ return NULL;
d = Safe_malloc(size+1);
memcpy(d,s,size);
void **vptr;
if (array)
- vptr = Safe_realloc(array,newSize*(sizeof(void **)));
+ vptr = Safe_realloc(array,newSize*(sizeof(void **)));
else
- vptr = calloc(1, sizeof(void **));
+ vptr = calloc(1, sizeof(void **));
if (!vptr) {
- fprintf(stderr,"sdcdb: out of memory \n");
- exit(1);
+ fprintf(stderr,"sdcdb: out of memory \n");
+ exit(1);
}
return vptr;
char *bp ;
if (!(bp = fgets(buffer,sizeof(buffer),file)))
- return 0;
+ return 0;
currl = Safe_calloc(1,sizeof(cdbrecs));
recsRoot = currl ;
while (1) {
- /* make sure this is a cdb record */
- if (strchr("STLFM",*bp) && *(bp+1) == ':') {
- /* depending on the record type */
-
- switch (*bp) {
- case 'S':
- /* symbol record */
- currl->type = SYM_REC;
- break;
- case 'T':
- currl->type = STRUCT_REC;
- break;
- case 'L':
- currl->type = LNK_REC;
- break;
- case 'F':
- currl->type = FUNC_REC;
- break;
- case 'M':
- currl->type = MOD_REC ;
- }
-
- bp += 2;
- currl->line = Safe_malloc(strlen(bp));
- strncpy(currl->line,bp,strlen(bp)-1);
- currl->line[strlen(bp)-1] = '\0';
- }
-
- if (!(bp = fgets(buffer,sizeof(buffer),file)))
- break;
-
- if (feof(file))
- break;
-
- currl->next = Safe_calloc(1,sizeof(cdbrecs));
- currl = currl->next;
+ /* make sure this is a cdb record */
+ if (strchr("STLFM",*bp) && *(bp+1) == ':') {
+ /* depending on the record type */
+
+ switch (*bp) {
+ case 'S':
+ /* symbol record */
+ currl->type = SYM_REC;
+ break;
+ case 'T':
+ currl->type = STRUCT_REC;
+ break;
+ case 'L':
+ currl->type = LNK_REC;
+ break;
+ case 'F':
+ currl->type = FUNC_REC;
+ break;
+ case 'M':
+ currl->type = MOD_REC ;
+ }
+
+ bp += 2;
+ currl->line = Safe_malloc(strlen(bp));
+ strncpy(currl->line,bp,strlen(bp)-1);
+ currl->line[strlen(bp)-1] = '\0';
+ }
+
+ if (!(bp = fgets(buffer,sizeof(buffer),file)))
+ break;
+
+ if (feof(file))
+ break;
+
+ currl->next = Safe_calloc(1,sizeof(cdbrecs));
+ currl = currl->next;
}
return (recsRoot->line ? 1 : 0);
/* first try the current directory */
if ((rfile = fopen(fname,"r"))) {
- fclose(rfile);
- return strdup(fname) ;
+ fclose(rfile);
+ return strdup(fname) ;
}
if (!ssdirl)
- return strdup(fname);
+ return strdup(fname);
/* make a copy of the source directories */
dirs = sdirs = strdup(ssdirl);
and try for each directory in the search list */
dirs = strtok(dirs,":");
while (dirs) {
- if (dirs[strlen(dirs)] == '/')
- sprintf(buffer,"%s%s",dirs,fname);
- else
- sprintf(buffer,"%s/%s",dirs,fname);
- if ((rfile = fopen(buffer,"r")))
- break ;
- dirs = strtok(NULL,":");
+ if (dirs[strlen(dirs)] == '/')
+ sprintf(buffer,"%s%s",dirs,fname);
+ else
+ sprintf(buffer,"%s/%s",dirs,fname);
+ if ((rfile = fopen(buffer,"r")))
+ break ;
+ dirs = strtok(NULL,":");
}
free(sdirs);
if (rfile) {
- fclose(rfile);
- return strdup(buffer);
+ fclose(rfile);
+ return strdup(buffer);
} else
- return strdup(fname);
+ return strdup(fname);
}
/*-----------------------------------------------------------------*/
/* first try the current directory */
if ((rfile = fopen(fname,"r")))
- return rfile;
+ return rfile;
if (!ssdirl)
- return NULL;
+ return NULL;
/* make a copy of the source directories */
dirs = sdirs = strdup(ssdirl);
and try for each directory in the search list */
dirs = strtok(dirs,":");
while (dirs) {
- sprintf(buffer,"%s/%s",dirs,fname);
- if ((rfile = fopen(buffer,"r")))
- break ;
- dirs = strtok(NULL,":");
+ sprintf(buffer,"%s/%s",dirs,fname);
+ if ((rfile = fopen(buffer,"r")))
+ break ;
+ dirs = strtok(NULL,":");
}
free(sdirs);
if (!(mfile = searchDirsFopen(name))) {
- fprintf(stderr,"sdcdb: cannot open module %s -- use '--directory=<source directory> option\n",name);
- return NULL;
+ fprintf(stderr,"sdcdb: cannot open module %s -- use '--directory=<source directory> option\n",name);
+ return NULL;
}
while ((bp = fgets(buffer,sizeof(buffer),mfile))) {
- (*nlines)++;
+ (*nlines)++;
- slines = (srcLine **)resize((void **)slines,*nlines);
+ slines = (srcLine **)resize((void **)slines,*nlines);
- slines[(*nlines)-1] = Safe_calloc(1,sizeof(srcLine));
- slines[(*nlines)-1]->src = alloccpy(bp,strlen(bp));
+ slines[(*nlines)-1] = Safe_calloc(1,sizeof(srcLine));
+ slines[(*nlines)-1]->src = alloccpy(bp,strlen(bp));
+ slines[(*nlines)-1]->addr= INT_MAX;
}
fclose(mfile);
/*-----------------------------------------------------------------*/
/* loadModules - reads the source files into module structure */
/*-----------------------------------------------------------------*/
-static void loadModules ()
+static void loadModules (void)
{
cdbrecs *loop;
module *currMod;
records & load the modules specified */
for ( loop = recsRoot ; loop ; loop = loop->next ) {
- switch (loop->type) {
- /* for module records do */
- case MOD_REC:
- currMod = parseModule(loop->line,TRUE);
- currModName = currMod->name ;
-
- currMod->cfullname = searchDirsFname(currMod->c_name);
-
- /* load it into buffer */
- currMod->cLines = loadFile (currMod->c_name,
- &currMod->ncLines);
-
- /* do the same for the assembler file */
- currMod->afullname = searchDirsFname(currMod->asm_name);
- currMod->asmLines=loadFile (currMod->asm_name,
- &currMod->nasmLines);
- break;
-
- /* if this is a function record */
- case FUNC_REC:
- parseFunc(loop->line);
- break;
-
- /* if this is a structure record */
- case STRUCT_REC:
- parseStruct(loop->line);
- break;
-
- /* if symbol then parse the symbol */
- case SYM_REC:
- parseSymbol(loop->line,&rs,2);
- break;
-
- case LNK_REC:
- parseLnkRec(loop->line);
- break;
- }
+ switch (loop->type) {
+ /* for module records do */
+ case MOD_REC:
+ currMod = parseModule(loop->line, TRUE);
+ currModName = currMod->name ;
+
+ currMod->cfullname = searchDirsFname(currMod->c_name);
+
+ /* load it into buffer */
+ currMod->cLines = loadFile (currMod->c_name,
+ &currMod->ncLines);
+
+ /* do the same for the assembler file */
+ currMod->afullname = searchDirsFname(currMod->asm_name);
+ currMod->asmLines=loadFile (currMod->asm_name,
+ &currMod->nasmLines);
+ break;
+
+ /* if this is a function record */
+ case FUNC_REC:
+ parseFunc(loop->line);
+ break;
+
+ /* if this is a structure record */
+ case STRUCT_REC:
+ parseStruct(loop->line);
+ break;
+
+ /* if symbol then parse the symbol */
+ case SYM_REC:
+ parseSymbol(loop->line,&rs,2);
+ break;
+
+ case LNK_REC:
+ parseLnkRec(loop->line);
+ break;
+ }
}
}
/*-----------------------------------------------------------------*/
/* generate extra sets of sfr and sbit symbols */
/*-----------------------------------------------------------------*/
-static void specialFunctionRegs ()
+static void specialFunctionRegs (void)
{
symbol *sym;
for (sym = setFirstItem(symbols);
/*-----------------------------------------------------------------*/
/* functionPoints - determine the execution points within a func */
/*-----------------------------------------------------------------*/
-static void functionPoints ()
+static void functionPoints (void)
{
function *func;
symbol *sym;
-
- /* for all functions do */
- for ( func = setFirstItem(functions); func;
- func = setNextItem(functions)) {
- int j ;
- module *mod;
-
- sym = func->sym;
-
- Dprintf(D_sdcdb, ("sdcdb: func '%s' has entry '0x%x' exit '0x%x'\n",
- func->sym->name,
- func->sym->addr,
- func->sym->eaddr));
-
- if (!func->sym->addr && !func->sym->eaddr)
- continue ;
-
- /* for all source lines in the module find
- the ones with address >= start and <= end
- and put them in the point */
- mod = NULL ;
- if (! applyToSet(modules,moduleWithName,func->modName,&mod))
- continue ;
- func->mod = mod ;
- func->entryline= INT_MAX;
- func->exitline = 0;
- func->aentryline = INT_MAX ;
- func->aexitline = 0;
-
- /* do it for the C Lines first */
- for ( j = 0 ; j < mod->ncLines ; j++ ) {
- if (mod->cLines[j]->addr >= sym->addr &&
- mod->cLines[j]->addr <= sym->eaddr ) {
-
exePoint *ep ;
- /* add it to the execution point */
- if (func->entryline > j)
- func->entryline = j;
-
- if (func->exitline < j)
- func->exitline = j;
-
- ep = Safe_calloc(1,sizeof(exePoint));
- ep->addr = mod->cLines[j]->addr ;
- ep->line = j;
- ep->block= mod->cLines[j]->block;
- ep->level= mod->cLines[j]->level;
- addSet(&func->cfpoints,ep);
- }
- }
-
- /* do the same for asm execution points */
- for ( j = 0 ; j < mod->nasmLines ; j++ ) {
- if (mod->asmLines[j]->addr >= sym->addr &&
- mod->asmLines[j]->addr <= sym->eaddr ) {
-
- exePoint *ep ;
- /* add it to the execution point */
- if (func->aentryline > j)
- func->aentryline = j;
-
- if (func->aexitline < j)
- func->aexitline = j;
+ // add _main dummy for runtime env
+ if ((func = needExtraMainFunction()))
+ {
+ function *func1;
+
+ /* alloc new _main function */
+ func1 = Safe_calloc(1,sizeof(function));
+ *func1 = *func;
+ func1->sym = Safe_calloc(1,sizeof(symbol));
+ *func1->sym = *func->sym;
+ func1->sym->name = alloccpy("_main",5);
+ func1->sym->rname = alloccpy("G$_main$0$",10);
+ /* TODO must be set by symbol information */
+ func1->sym->addr = 0;
+ func1->sym->eaddr = 0x2f;
+ addSet(&functions,func1);
+ }
- /* add it to the execution point */
- ep = Safe_calloc(1,sizeof(exePoint));
- ep->addr = mod->asmLines[j]->addr ;
- ep->line = j;
- addSet(&func->afpoints,ep);
- }
- }
+ /* for all functions do */
+ for ( func = setFirstItem(functions); func;
+ func = setNextItem(functions)) {
+ int j ;
+ module *mod;
+
+ sym = func->sym;
+
+ Dprintf(D_sdcdb, ("sdcdb: func '%s' has entry '0x%x' exit '0x%x'\n",
+ func->sym->name,
+ func->sym->addr,
+ func->sym->eaddr));
+
+ if (!func->sym->addr && !func->sym->eaddr)
+ continue ;
+
+ /* for all source lines in the module find
+ the ones with address >= start and <= end
+ and put them in the point */
+ mod = NULL ;
+ if (! applyToSet(modules,moduleWithName,func->modName,&mod))
+ continue ;
+ func->mod = mod ;
+ func->entryline= INT_MAX-2;
+ func->exitline = 0;
+ func->aentryline = INT_MAX-2 ;
+ func->aexitline = 0;
+
+ /* do it for the C Lines first */
+ for ( j = 0 ; j < mod->ncLines ; j++ ) {
+ if (mod->cLines[j]->addr < INT_MAX &&
+ mod->cLines[j]->addr >= sym->addr &&
+ mod->cLines[j]->addr <= sym->eaddr ) {
+
+
+ /* add it to the execution point */
+ if (func->entryline > j)
+ func->entryline = j;
+
+ if (func->exitline < j)
+ func->exitline = j;
+
+ ep = Safe_calloc(1,sizeof(exePoint));
+ ep->addr = mod->cLines[j]->addr ;
+ ep->line = j;
+ ep->block= mod->cLines[j]->block;
+ ep->level= mod->cLines[j]->level;
+ addSet(&func->cfpoints,ep);
+ }
+ }
+ /* check double line execution points of module */
+ for (ep = setFirstItem(mod->cfpoints); ep;
+ ep = setNextItem(mod->cfpoints))
+ {
+ if (ep->addr >= sym->addr &&
+ ep->addr <= sym->eaddr )
+ {
+ addSet(&func->cfpoints,ep);
+ }
+ }
+ /* do the same for asm execution points */
+ for ( j = 0 ; j < mod->nasmLines ; j++ ) {
+ if (mod->asmLines[j]->addr < INT_MAX &&
+ mod->asmLines[j]->addr >= sym->addr &&
+ mod->asmLines[j]->addr <= sym->eaddr ) {
+
+ exePoint *ep ;
+ /* add it to the execution point */
+ if (func->aentryline > j)
+ func->aentryline = j;
+
+ if (func->aexitline < j)
+ func->aexitline = j;
+
+ /* add it to the execution point */
+ ep = Safe_calloc(1,sizeof(exePoint));
+ ep->addr = mod->asmLines[j]->addr ;
+ ep->line = j;
+ addSet(&func->afpoints,ep);
+ }
+ }
+ if ( func->entryline == INT_MAX-2 )
+ func->entryline = 0;
+ if ( func->aentryline == INT_MAX-2 )
+ func->aentryline = 0;
#ifdef SDCDB_DEBUG
- if (!( D_sdcdb & sdcdbDebug))
- continue;
-
- Dprintf(D_sdcdb, ("sdcdb: function '%s' has the following C exePoints\n",
- func->sym->name));
- {
- exePoint *ep;
-
- for (ep = setFirstItem(func->cfpoints); ep;
- ep = setNextItem(func->cfpoints))
- Dprintf(D_sdcdb, ("sdcdb: {0x%x,%d} %s",
- ep->addr,ep->line+1,mod->cLines[ep->line]->src));
-
- Dprintf(D_sdcdb, ("sdcdb: and the following ASM exePoints\n"));
- for (ep = setFirstItem(func->afpoints); ep;
- ep = setNextItem(func->afpoints))
- Dprintf (D_sdcdb, ("sdcdb: {0x%x,%d} %s",
- ep->addr,ep->line+1,mod->asmLines[ep->line]->src));
- }
+ if (!( D_sdcdb & sdcdbDebug))
+ continue;
+
+ Dprintf(D_sdcdb, ("sdcdb: function '%s' has the following C exePoints\n",
+ func->sym->name));
+ {
+ exePoint *ep;
+
+ for (ep = setFirstItem(func->cfpoints); ep;
+ ep = setNextItem(func->cfpoints))
+ Dprintf(D_sdcdb, ("sdcdb: {0x%x,%d} %s",
+ ep->addr,ep->line+1,mod->cLines[ep->line]->src));
+
+ Dprintf(D_sdcdb, ("sdcdb: and the following ASM exePoints\n"));
+ for (ep = setFirstItem(func->afpoints); ep;
+ ep = setNextItem(func->afpoints))
+ Dprintf (D_sdcdb, ("sdcdb: {0x%x,%d} %s",
+ ep->addr,ep->line+1,mod->asmLines[ep->line]->src));
+ }
#endif
}
}
if (func->sym && func->sym->addr && func->sym->eaddr) {
- /* set the entry break point */
- setBreakPoint (func->sym->addr , CODE , FENTRY ,
- fentryCB ,func->mod->c_name , func->entryline);
+ /* set the entry break point */
+ setBreakPoint (func->sym->addr , CODE , FENTRY ,
+ fentryCB ,func->mod->c_name , func->entryline);
- /* set the exit break point */
- setBreakPoint (func->sym->eaddr , CODE , FEXIT ,
- fexitCB ,func->mod->c_name , func->exitline );
+ /* set the exit break point */
+ setBreakPoint (func->sym->eaddr , CODE , FEXIT ,
+ fexitCB ,func->mod->c_name , func->exitline );
}
return 0;
while (isspace(*s)) s++;
if (!*s) {
- fprintf(stdout,"No exec file now.\nNo symbol file now.\n");
- return 0;
+ fprintf(stdout,"No exec file now.\nNo symbol file now.\n");
+ return 0;
}
sprintf(buffer,"%s.cdb",s);
/* try creating the cdbfile */
if (!(cdbFile = searchDirsFopen(buffer))) {
- fprintf(stdout,"Cannot open file\"%s\", no symbolic information loaded\n",buffer);
- // return 0;
+ fprintf(stdout,"Cannot open file\"%s\", no symbolic information loaded\n",buffer);
+ // return 0;
}
/* allocate for context */
currCtxt = Safe_calloc(1,sizeof(context));
if (cdbFile) {
- /* readin the debug information */
- if (!readCdb (cdbFile)) {
- fprintf(stdout,"No symbolic information found in file %s.cdb\n",s);
- //return 0;
- }
+ /* readin the debug information */
+ if (!readCdb (cdbFile)) {
+ fprintf(stdout,"No symbolic information found in file %s.cdb\n",s);
+ //return 0;
+ }
}
/* parse and load the modules required */
specialFunctionRegs();
/* start the simulator & setup connection to it */
+#ifdef _WIN32
+ if (INVALID_SOCKET == sock)
+#else
if ( sock == -1 )
+#endif
openSimulator((char **)simArgs,nsimArgs);
fprintf(stdout,"%s",simResponse());
/* now send the filename to be loaded to the simulator */
and function exit break points */
applyToSet(functions,setEntryExitBP);
- /* ad we are done */
+ setMainContext();
+ return 0;
+}
+
+/*-----------------------------------------------------------------*/
+/* cmdSource - read commands from file */
+/*-----------------------------------------------------------------*/
+int cmdSource (char *s, context *cctxt)
+{
+ FILE *cmdfile;
+ char *bp = s+strlen(s) -1;
+
+ while (isspace(*s))
+ ++s;
+
+ while (isspace(*bp)) bp--;
+ *++bp = '\0';
+
+ if (!( cmdfile = searchDirsFopen(s)))
+ {
+ fprintf(stderr,"commandfile '%s' not found\n",s);
+ return 0;
+ }
+ commandLoop( cmdfile );
+ fclose( cmdfile );
return 0;
}
int startline = 0;
while (isspace(*s))
- ++s;
+ ++s;
if (isdigit(*s)) {
- endline = ((*s - '0') * 20) + 20;
- if (endline > 0)
- startline = endline - 20;
+ endline = ((*s - '0') * 20) + 20;
+ if (endline > 0)
+ startline = endline - 20;
}
else if (*s)
{
- for (i = 0 ; i < (sizeof(cmdTab)/sizeof(struct cmdtab)) ; i++)
+ for (i = 0 ; i < (sizeof(cmdTab)/sizeof(struct cmdtab)) ; i++)
{
if ((cmdTab[i].htxt) && !strcmp(cmdTab[i].cmd,s))
{
for (i = 0 ; i < (sizeof(cmdTab)/sizeof(struct cmdtab)) ; i++) {
- /* command string matches */
-
- if ((cmdTab[i].htxt) && (i >= startline))
- fprintf(stdout,"%s",cmdTab[i].htxt);
- if (i == endline)
- break;
+ /* command string matches */
+
+ if ((cmdTab[i].htxt) && (i >= startline))
+ fprintf(stdout,"%s",cmdTab[i].htxt);
+ if (i == endline)
+ break;
}
return 0;
/* if nothing & previous command exists then
execute the previous command again */
if (*s == '\n' && pcmd)
- strcpy(s,pcmd);
+ strcpy(s,pcmd);
/* if previous command exists & is different
from the current command then copy it */
if (pcmd) {
- if (strcmp(pcmd,s)) {
- free(pcmd);
- pcmd = strdup(s);
- }
+ if (strcmp(pcmd,s)) {
+ free(pcmd);
+ pcmd = strdup(s);
+ }
} else
- pcmd = strdup(s);
+ pcmd = strdup(s);
/* lookup the command table and do the task required */
strtok(s,"\n");
if (sim_cmd_mode) {
- if (strcmp(s,".") == 0) {
- sim_cmd_mode = 0;
- return 0;
- }
- else if (s[0] == '.') {
- /* kill the preceeding '.' and pass on as SDCDB command */
- char *s1 = s+1;
- char *s2 = s;
- while (*s1 != 0)
- *s2++ = *s1++;
- *s2 = 0;
- } else {
- cmdSimulator (s, currCtxt);
- return 0;
- }
+ if (strcmp(s,".") == 0) {
+ sim_cmd_mode = 0;
+ return 0;
+ }
+ else if (s[0] == '.') {
+ /* kill the preceeding '.' and pass on as SDCDB command */
+ char *s1 = s+1;
+ char *s2 = s;
+ while (*s1 != 0)
+ *s2++ = *s1++;
+ *s2 = 0;
+ } else {
+ cmdSimulator (s, currCtxt);
+ return 0;
+ }
} else {
- if (strcmp(s,".") ==0) {
- sim_cmd_mode = 1;
- return 0;
- }
+ if (strcmp(s,".") ==0) {
+ sim_cmd_mode = 1;
+ return 0;
+ }
}
for (i = 0 ; i < (sizeof(cmdTab)/sizeof(struct cmdtab)) ; i++) {
- /* command string matches */
- if (strncmp(s,cmdTab[i].cmd,strlen(cmdTab[i].cmd)) == 0) {
- if (!cmdTab[i].cmdfunc)
- return 1;
-
- rv = (*cmdTab[i].cmdfunc)(s + strlen(cmdTab[i].cmd),currCtxt);
-
- /* if full name then give the file name & position */
- if (fullname && showfull && currCtxt && currCtxt->func) {
- showfull = 0;
- if (srcMode == SRC_CMODE)
- fprintf(stdout,"\032\032%s:%d:1:beg:0x%08x\n",
- currCtxt->func->mod->cfullname,
- currCtxt->cline+1,currCtxt->addr);
- else
- fprintf(stdout,"\032\032%s:%d:1:beg:0x%08x\n",
- currCtxt->func->mod->afullname,
- currCtxt->asmline,currCtxt->addr);
- displayAll(currCtxt);
+ /* command string matches */
+ if (strncmp(s,cmdTab[i].cmd,strlen(cmdTab[i].cmd)) == 0) {
+ if (!cmdTab[i].cmdfunc)
+ return 1;
+
+ rv = (*cmdTab[i].cmdfunc)(s + strlen(cmdTab[i].cmd),currCtxt);
+
+ /* if full name then give the file name & position */
+ if (fullname && showfull && currCtxt && currCtxt->func) {
+ showfull = 0;
+ if (srcMode == SRC_CMODE)
+ fprintf(stdout,"\032\032%s:%d:1:beg:0x%08x\n",
+ currCtxt->func->mod->cfullname,
+ currCtxt->cline+1,currCtxt->addr);
+ else
+ fprintf(stdout,"\032\032%s:%d:1:beg:0x%08x\n",
+ currCtxt->func->mod->afullname,
+ currCtxt->asmline,currCtxt->addr);
+ displayAll(currCtxt);
+ }
+ goto ret;
}
- goto ret;
- }
}
fprintf(stdout,"Undefined command: \"%s\". Try \"help\".\n",s);
return rv;
}
+static FILE *actualcmdfile=NULL ;
+static char *actualcmds=NULL;
+static int stopcmdlist;
/*-----------------------------------------------------------------*/
-/* commandLoop - the main command loop */
+/* getNextCmdLine get additional lines used by special commands */
/*-----------------------------------------------------------------*/
-void commandLoop()
+char *getNextCmdLine(void)
{
- char *prompt = "(sdcdb) ";
- char *sim_prompt = "(sim) ";
+ //fprintf(stderr,"getNextCmdLine() actualcmdfile=%p\n",actualcmdfile);
+ if (!actualcmdfile)
+ return NULL;
+ fprintf(stdout,">");
+ fflush(stdout);
+ if (fgets(cmdbuff,sizeof(cmdbuff),actualcmdfile) == NULL)
+ {
+ // fprintf(stderr,"getNextCmdLine() returns null\n");
+ return NULL;
+ }
+ //fprintf(stderr,"getNextCmdLine() returns: %s",cmdbuff);
+ return cmdbuff;
+}
- while (1) {
- if (sim_cmd_mode)
- printf("%s",sim_prompt);
- else
- fprintf(stdout,"%s",prompt);
+void setCmdLine( char *cmds )
+{
+ actualcmds = cmds;
+}
- fflush(stdout);
+void stopCommandList()
+{
+ stopcmdlist = 1;
+}
- if (fgets(cmdbuff,sizeof(cmdbuff),stdin) == NULL)
- break;
+/*-----------------------------------------------------------------*/
+/* commandLoop - the main command loop or loop over command file */
+/*-----------------------------------------------------------------*/
+static void commandLoop(FILE *cmdfile)
+{
+ char *line, save_ch, *s;
+ actualcmdfile = cmdfile;
+ while (1)
+ {
+ if ( cmdfile == stdin )
+ {
+ if (sim_cmd_mode)
+ printf("(sim) ");
+ else
+ fprintf(stdout,"(sdcdb) ");
+ fflush(stdout);
+ }
-#if 0
- /* make a way to go into "ucSim" mode */
- if (cmdbuff[0] == '$') {
- if (sim_cmd_mode) sim_cmd_mode = 0;
- else sim_cmd_mode = 1;
- continue;
- }
-#endif
+ //fprintf(stderr,"commandLoop actualcmdfile=%p cmdfile=%p\n",
+ // actualcmdfile,cmdfile);
+ if (fgets(cmdbuff,sizeof(cmdbuff),cmdfile) == NULL)
+ break;
- if (interpretCmd(cmdbuff))
- break;
- }
+ if (interpretCmd(cmdbuff))
+ break;
+
+ while ( actualcmds )
+ {
+ strcpy(cmdbuff,actualcmds);
+ actualcmds = NULL;
+ stopcmdlist= 0;
+ for ( line = cmdbuff; *line ; line = s )
+ {
+ if ( (s=strchr(line ,'\n')))
+ {
+ save_ch = *++s;
+ *s = '\0';
+ }
+ else
+ {
+ s += strlen( line );
+ save_ch = '\0';
+ }
+ if (interpretCmd( line ))
+ {
+ *s = save_ch;
+ break;
+ }
+ *s = save_ch;
+ if ( stopcmdlist )
+ break;
+ }
+ }
+ }
}
/*-----------------------------------------------------------------*/
static void printVersionInfo()
{
fprintf(stdout,
- "SDCDB is free software and you are welcome to distribute copies of it\n"
- "under certain conditions; type \"show copying\" to see the conditions.\n"
- "There is absolutely no warranty for SDCDB; type \"show warranty\" for details.\n"
- "SDCDB 0.8 . Copyright (C) 1999 Sandeep Dutta (sandeep.dutta@usa.net)\n"
- "Type ? for help\n");
+ "SDCDB is free software and you are welcome to distribute copies of it\n"
+ "under certain conditions; type \"show copying\" to see the conditions.\n"
+ "There is absolutely no warranty for SDCDB; type \"show warranty\" for details.\n"
+ "SDCDB 0.8 . Copyright (C) 1999 Sandeep Dutta (sandeep.dutta@usa.net)\n"
+ "Type ? for help\n");
}
int passon_args_flag = 0; /* if true, pass on args to simulator */
Dprintf(D_sdcdb, ("sdcdb: parseCmdLine\n"));
+ contsim=0;
for ( i = 1; i < argc ; i++) {
- //fprintf(stdout,"%s\n",argv[i]);
-
- if (passon_args_flag) { /* if true, pass on args to simulator */
- simArgs[nsimArgs++] = strdup(argv[i]);
- continue;
- }
+ //fprintf(stdout,"%s\n",argv[i]);
- /* if this is an option */
- if (argv[i][0] == '-') {
+ if (passon_args_flag) { /* if true, pass on args to simulator */
+ simArgs[nsimArgs++] = strdup(argv[i]);
+ continue;
+ }
- /* if directory then mark directory */
- if (strncmp(argv[i],"--directory=",12) == 0) {
- if (!ssdirl)
- ssdirl = &argv[i][12];
- else {
- char *p = Safe_malloc(strlen(ssdirl)+strlen(&argv[i][12])+2);
- strcat(strcat(strcpy(p,&argv[i][12]),":"),ssdirl);
- ssdirl = p;
- }
- continue;
- }
+ /* if this is an option */
+ if (argv[i][0] == '-') {
+
+ /* if directory then mark directory */
+ if (strncmp(argv[i],"--directory=",12) == 0) {
+ if (!ssdirl)
+ ssdirl = &argv[i][12];
+ else {
+ char *p = Safe_malloc(strlen(ssdirl)+strlen(&argv[i][12])+2);
+ strcat(strcat(strcpy(p,&argv[i][12]),":"),ssdirl);
+ ssdirl = p;
+ }
+ continue;
+ }
- if (strncmp(argv[i],"-fullname",9) == 0) {
- fullname = TRUE;
- continue;
- }
+ if (strncmp(argv[i],"-fullname",9) == 0) {
+ fullname = TRUE;
+ continue;
+ }
- if (strcmp(argv[i],"-cd") == 0) {
- i++;
- chdir(argv[i]);
- continue;
- }
+ if (strcmp(argv[i],"-cd") == 0) {
+ i++;
+ chdir(argv[i]);
+ continue;
+ }
- if (strncmp(argv[i],"-cd=",4) == 0) {
- chdir(argv[i][4]);
- continue;
- }
+ if (strncmp(argv[i],"-cd=",4) == 0) {
+ chdir(argv[i][4]);
+ continue;
+ }
#ifdef SDCDB_DEBUG
- if (strncmp(argv[i],"-d=",3) == 0) {
- sdcdbDebug = strtol(&argv[i][3],0,0);
- continue;
- }
+ if (strncmp(argv[i],"-d=",3) == 0) {
+ sdcdbDebug = strtol(&argv[i][3],0,0);
+ continue;
+ }
#endif
+ if (strncmp(argv[i],"-contsim",8) == 0) {
+ contsim=1;
+ continue;
+ }
+ if (strncmp(argv[i],"-q",2) == 0) {
+ continue;
+ }
+
+ /* model string */
+ if (strncmp(argv[i],"-m",2) == 0) {
+ strncpy(model_str, &argv[i][2], 15);
+ if (strcmp(model_str,"avr") == 0)
+ simArgs[0] = "savr";
+ else if (strcmp(model_str,"xa") == 0)
+ simArgs[0] = "sxa";
+ else if (strcmp(model_str,"z80") == 0)
+ simArgs[0] = "sz80";
+ continue ;
+ }
+
+ /* -z all remaining options are for simulator */
+ if (strcmp(argv[i],"-z") == 0) {
+ passon_args_flag = 1;
+ continue ;
+ }
+
+ /* the simulator arguments */
+
+ /* cpu */
+ if (strcmp(argv[i],"-t") == 0 ||
+ strcmp(argv[i],"-cpu") == 0) {
+
+ simArgs[nsimArgs++] = "-t";
+ simArgs[nsimArgs++] = strdup(argv[++i]);
+ continue ;
+ }
+
+ /* XTAL Frequency */
+ if (strcmp(argv[i],"-X") == 0 ||
+ strcmp(argv[i],"-frequency") == 0) {
+ simArgs[nsimArgs++] = "-X";
+ simArgs[nsimArgs++] = strdup(argv[++i]);
+ continue ;
+ }
+
+ /* serial port */
+ if ( (strcmp(argv[i],"-S") == 0) ||
+ (strcmp(argv[i],"-s") == 0)) {
+ simArgs[nsimArgs++] = strdup(argv[i]);
+ simArgs[nsimArgs++] = strdup(argv[++i]);
+ continue ;
+ }
+
+ /* network serial port */
+ if ( (strcmp(argv[i],"-k") == 0)) {
+ simArgs[nsimArgs++] = strdup(argv[i]);
+ simArgs[nsimArgs++] = strdup(argv[++i]);
+ continue ;
+ }
+
+ fprintf(stderr,"unknown option %s --- ignored\n",
+ argv[i]);
+
+ } else {
+ /* must be file name */
+ if (filename) {
+ fprintf(stderr,"too many filenames .. parameter '%s' ignored\n",
+ argv[i]);
+ continue ;
+ }
+
+ if (-1 != access(argv[i], 0)) {
+ /* file exists: strip the cdb or ihx externsion */
+ char *p = strrchr(argv[i], '.');
- /* model string */
- if (strncmp(argv[i],"-m",2) == 0) {
- strncpy(model_str, &argv[i][2], 15);
- if (strcmp(model_str,"avr") == 0)
- simArgs[0] = "savr";
- else if (strcmp(model_str,"xa") == 0)
- simArgs[0] = "sxa";
- else if (strcmp(model_str,"z80") == 0)
- simArgs[0] = "sz80";
- continue ;
- }
-
- /* -z all remaining options are for simulator */
- if (strcmp(argv[i],"-z") == 0) {
- passon_args_flag = 1;
- continue ;
- }
-
- /* the simulator arguments */
-
- /* cpu */
- if (strcmp(argv[i],"-t") == 0 ||
- strcmp(argv[i],"-cpu") == 0) {
-
- simArgs[nsimArgs++] = "-t";
- simArgs[nsimArgs++] = strdup(argv[++i]);
- continue ;
- }
-
- /* XTAL Frequency */
- if (strcmp(argv[i],"-X") == 0 ||
- strcmp(argv[i],"-frequency") == 0) {
- simArgs[nsimArgs++] = "-X";
- simArgs[nsimArgs++] = strdup(argv[++i]);
- continue ;
- }
-
- /* serial port */
- if ( (strcmp(argv[i],"-S") == 0) ||
- (strcmp(argv[i],"-s") == 0)) {
- simArgs[nsimArgs++] = strdup(argv[i]);
- simArgs[nsimArgs++] = strdup(argv[++i]);
- continue ;
- }
-
- fprintf(stderr,"unknown option %s --- ignored\n",
- argv[i]);
-
- } else {
- /* must be file name */
- if (filename) {
- fprintf(stderr,"too many filenames .. parameter '%s' ignored\n",
- argv[i]);
- continue ;
- }
-
- filename = strtok(argv[i],".");
-
- }
+ if (NULL != p &&
+ (0 == strcmp(p, ".cdb") || 0 == strcmp(p, ".ihx")))
+ *p = '\0';
+ }
+ filename = argv[i];
+
+ }
}
if (filename)
- cmdFile(filename,NULL);
+ cmdFile(filename,NULL);
}
/*-----------------------------------------------------------------*/
{
/* may be interrupt from user: stop debugger and also simulator */
userinterrupt = 1;
- sendSim("stop\n");
+ if ( !nointerrupt )
+ sendSim("stop\n");
}
+#ifndef _WIN32
/* the only child can be the simulator */
static void sigchld(int sig)
{
/* if ( retpid == simPid ) */
simactive = 0;
}
+#endif
static void
setsignals()
{
- signal(SIGHUP , bad_signal);
- signal(SIGINT , sigintr );
- signal(SIGTERM, bad_signal);
+ signal(SIGINT , sigintr );
+ signal(SIGABRT, bad_signal);
+ signal(SIGTERM, bad_signal);
+
+#ifndef _WIN32
+ signal(SIGHUP , SIG_IGN);
+ signal(SIGCONT, SIG_IGN);
signal(SIGCHLD, sigchld );
- signal(SIGABRT, bad_signal);
signal(SIGALRM, bad_signal);
- signal(SIGFPE, bad_signal);
- signal(SIGILL, bad_signal);
+ //signal(SIGFPE, bad_signal);
+ //signal(SIGILL, bad_signal);
signal(SIGPIPE, bad_signal);
signal(SIGQUIT, bad_signal);
- signal(SIGSEGV, bad_signal);
+ //signal(SIGSEGV, bad_signal);
+#endif
}
/*-----------------------------------------------------------------*/
setsignals();
parseCmdLine(argc,argv);
- commandLoop();
+ commandLoop(stdin);
return 0;
}