1998-11-03 06:11:35 +00:00
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/*
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1998-11-04 03:42:16 +00:00
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** stub main for testing FICL
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1998-11-03 06:11:35 +00:00
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**
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include "ficl.h"
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/*
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1998-11-04 03:42:16 +00:00
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** Ficl interface to getcwd
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1998-11-03 06:11:35 +00:00
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** Prints the current working directory using the VM's
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** textOut method...
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*/
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static void ficlGetCWD(FICL_VM *pVM)
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{
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char *cp;
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cp = getcwd(NULL, 80);
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vmTextOut(pVM, cp, 1);
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free(cp);
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return;
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}
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/*
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1998-11-04 03:42:16 +00:00
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** Ficl interface to chdir
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1998-11-03 06:11:35 +00:00
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** Gets a newline (or NULL) delimited string from the input
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1998-11-04 03:42:16 +00:00
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** and feeds it to chdir()
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1998-11-03 06:11:35 +00:00
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** Example:
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** cd c:\tmp
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*/
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static void ficlChDir(FICL_VM *pVM)
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{
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FICL_STRING *pFS = (FICL_STRING *)pVM->pad;
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vmGetString(pVM, pFS, '\n');
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if (pFS->count > 0)
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{
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int err = chdir(pFS->text);
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if (err)
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{
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vmTextOut(pVM, "Error: path not found", 1);
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vmThrow(pVM, VM_QUIT);
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}
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}
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else
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{
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vmTextOut(pVM, "Warning (chdir): nothing happened", 1);
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}
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return;
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}
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/*
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** Ficl interface to system (ANSI)
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** Gets a newline (or NULL) delimited string from the input
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1998-11-04 03:42:16 +00:00
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** and feeds it to system()
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1998-11-03 06:11:35 +00:00
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** Example:
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** system del *.*
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** \ ouch!
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*/
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static void ficlSystem(FICL_VM *pVM)
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{
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FICL_STRING *pFS = (FICL_STRING *)pVM->pad;
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vmGetString(pVM, pFS, '\n');
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if (pFS->count > 0)
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{
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int err = system(pFS->text);
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if (err)
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{
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sprintf(pVM->pad, "System call returned %d", err);
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vmTextOut(pVM, pVM->pad, 1);
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vmThrow(pVM, VM_QUIT);
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}
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}
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else
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{
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vmTextOut(pVM, "Warning (system): nothing happened", 1);
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}
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return;
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}
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/*
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** Ficl add-in to load a text file and execute it...
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** Cheesy, but illustrative.
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** Line oriented... filename is newline (or NULL) delimited.
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** Example:
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** load test.ficl
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*/
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#define nLINEBUF 256
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static void ficlLoad(FICL_VM *pVM)
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{
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char cp[nLINEBUF];
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char filename[nLINEBUF];
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FICL_STRING *pFilename = (FICL_STRING *)filename;
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int nLine = 0;
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FILE *fp;
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int result;
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CELL id;
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struct stat buf;
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vmGetString(pVM, pFilename, '\n');
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if (pFilename->count <= 0)
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{
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vmTextOut(pVM, "Warning (load): nothing happened", 1);
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return;
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}
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/*
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** get the file's size and make sure it exists
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*/
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result = stat( pFilename->text, &buf );
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if (result != 0)
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{
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vmTextOut(pVM, "Unable to stat file: ", 0);
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vmTextOut(pVM, pFilename->text, 1);
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vmThrow(pVM, VM_QUIT);
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}
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fp = fopen(pFilename->text, "r");
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if (!fp)
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{
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vmTextOut(pVM, "Unable to open file ", 0);
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vmTextOut(pVM, pFilename->text, 1);
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vmThrow(pVM, VM_QUIT);
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}
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id = pVM->sourceID;
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pVM->sourceID.p = (void *)fp;
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/* feed each line to ficlExec */
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while (fgets(cp, nLINEBUF, fp))
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{
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int len = strlen(cp) - 1;
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nLine++;
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if (len <= 0)
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continue;
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1999-01-22 23:52:59 +00:00
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result = ficlExec(pVM, cp, len);
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if (result != VM_QUIT && result != VM_USEREXIT && result != VM_OUTOFTEXT )
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1998-11-03 06:11:35 +00:00
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{
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pVM->sourceID = id;
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fclose(fp);
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vmThrowErr(pVM, "Error loading file <%s> line %d", pFilename->text, nLine);
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break;
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}
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}
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/*
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** Pass an empty line with SOURCE-ID == 0 to flush
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** any pending REFILLs (as required by FILE wordset)
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*/
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pVM->sourceID.i = -1;
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1999-01-22 23:52:59 +00:00
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ficlExec(pVM, "", 0);
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1998-11-03 06:11:35 +00:00
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pVM->sourceID = id;
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fclose(fp);
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return;
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}
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/*
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** Dump a tab delimited file that summarizes the contents of the
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** dictionary hash table by hashcode...
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*/
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static void spewHash(FICL_VM *pVM)
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{
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FICL_HASH *pHash = ficlGetDict()->pForthWords;
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FICL_WORD *pFW;
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FILE *pOut;
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unsigned i;
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unsigned nHash = pHash->size;
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if (!vmGetWordToPad(pVM))
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vmThrow(pVM, VM_OUTOFTEXT);
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pOut = fopen(pVM->pad, "w");
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if (!pOut)
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{
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vmTextOut(pVM, "unable to open file", 1);
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return;
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}
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for (i=0; i < nHash; i++)
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{
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int n = 0;
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pFW = pHash->table[i];
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while (pFW)
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{
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n++;
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pFW = pFW->link;
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}
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fprintf(pOut, "%d\t%d", i, n);
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pFW = pHash->table[i];
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while (pFW)
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{
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fprintf(pOut, "\t%s", pFW->name);
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pFW = pFW->link;
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}
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fprintf(pOut, "\n");
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}
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fclose(pOut);
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return;
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}
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static void ficlBreak(FICL_VM *pVM)
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{
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pVM->state = pVM->state;
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return;
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}
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void buildTestInterface(void)
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{
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ficlBuild("break", ficlBreak, FW_DEFAULT);
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ficlBuild("cd", ficlChDir, FW_DEFAULT);
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ficlBuild("load", ficlLoad, FW_DEFAULT);
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ficlBuild("pwd", ficlGetCWD, FW_DEFAULT);
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ficlBuild("system", ficlSystem, FW_DEFAULT);
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ficlBuild("spewhash", spewHash, FW_DEFAULT);
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return;
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}
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int main(int argc, char **argv)
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{
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char in[256];
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FICL_VM *pVM;
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ficlInitSystem(10000);
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buildTestInterface();
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pVM = ficlNewVM();
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1999-01-22 23:52:59 +00:00
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ficlExec(pVM, ".ver .( " __DATE__ " ) cr quit", -1);
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1998-11-03 06:11:35 +00:00
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/*
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** load file from cmd line...
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*/
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if (argc > 1)
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{
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sprintf(in, ".( loading %s ) cr load %s\n cr", argv[1], argv[1]);
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1999-01-22 23:52:59 +00:00
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ficlExec(pVM, in, -1);
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1998-11-03 06:11:35 +00:00
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}
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for (;;)
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{
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int ret;
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1998-11-04 03:42:16 +00:00
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if (fgets(in, sizeof(in) - 1, stdin) == NULL)
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break;
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1999-01-22 23:52:59 +00:00
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ret = ficlExec(pVM, in, -1);
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1998-11-03 06:11:35 +00:00
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if (ret == VM_USEREXIT)
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{
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ficlTermSystem();
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break;
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}
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}
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return 0;
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}
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