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Started Work on Batch file (.BAT) processing and fixed a crash when a blank line was entered
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@RetiredWizard
RetiredWizard authored Jun 2, 2021
1 parent 99a5b02 commit 110ce56
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Showing 2 changed files with 89 additions and 15 deletions.
102 changes: 88 additions & 14 deletions PyDOS.py
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Original file line number Diff line number Diff line change
Expand Up @@ -382,10 +382,25 @@ def filecpy(file1,file2):
return


activeBAT = False
batEcho = True
cmd = ""
os.chdir("/")
while True:
cmdLine = input("\n("+str(gc.mem_free())+") "+os.getcwd()+">")
if activeBAT:
cmdLine = BATfile.readline()
batLineNo += 1
if cmdLine == "":
activeBAT = False
batEcho = True
elif batEcho and cmdLine[0] !="@":
print(cmdLine,end="")
elif cmdLine[0] == "@":
cmdLine = cmdLine[1:]

if not activeBAT:
cmdLine = input("\n("+str(gc.mem_free())+") "+os.getcwd()+">")

cmdLine = cmdLine.strip()
args = cmdLine.split(" ")

Expand All @@ -398,14 +413,16 @@ def filecpy(file1,file2):
else:
i += 1

if cmdLine[0] != '/':
if cmdLine != "" and cmdLine[0] != '/':
switches = (args[0].upper()).split('/')
cmd = switches.pop(0)
else:
switches = ""
cmd = args[0]

if cmd == "DIR":
if cmd == "":
continue
elif cmd == "DIR":
# Command switches /p/w/a:[d]/o:[[-]n,e,s,d]/s needs to be implemented

if len(args) == 1:
Expand All @@ -430,6 +447,35 @@ def filecpy(file1,file2):
gc.threshold(gc.mem_free() // 4 + gc.mem_alloc())
print("\n%10i Kb free conventional memory" % (int(gc.mem_free()/1000)))

elif cmd == "ECHO":
if len(args) == 1:
print("Echo is "+("on." if batEcho else "off."))
else:
if args[1].upper() == 'ON':
batEcho = True
elif args[1].upper() == 'OFF':
batEcho = False
else:
print(cmdLine[5:])

elif cmd == "PAUSE":
anyKey()

elif cmd[0] == ":" and activeBAT:
if len(args[0]) <= 1 or len(args) != 1:
print("Invalid batch label")

elif cmd == "GOTO" and activeBAT:
if len(args) == 2:
try:
BATfile.seek(batLabels[args[1]][1])
except:
print("Invalid Goto label")

batLineNo = batLabels[args[1]][0]
else:
print("Invalid Goto label")

elif cmd == "RENAME" or cmd == "REN" or cmd == "MOVE" or cmd == "MV":
# Move command should really work more like copy where source can be file and target can be a directory
# Wildcard renames should be implemented
Expand Down Expand Up @@ -721,9 +767,6 @@ def filecpy(file1,file2):
elif cmd == "EXIT":
break

elif cmd == "":
continue

else:
savDir = os.getcwd()
args[0] = absolutePath(args[0],savDir)
Expand All @@ -742,26 +785,57 @@ def filecpy(file1,file2):

# if args[0] in os.listdir() and os.stat(args[0])[0] & (2**15)!= 0 and ((args[0].split("."))[1]).upper() == "PY":

batFound = -1
curDLst = os.listdir(tmpDir[:(-1 if tmpDir != "/" else None)])
if ((newdir.split("."))[-1]).upper() == "PY":
if validPath and newdir in os.listdir(tmpDir[:(-1 if tmpDir != "/" else None)]) and os.stat(tmpDir+newdir)[0] & (2**15) != 0:
if validPath and newdir in curDLst and os.stat(tmpDir+newdir)[0] & (2**15) != 0:

# __import__((args[0].split("."))[0])
exCmd(tmpDir+newdir,passedIn)
else:
print("Illegal command:",args[0]+".")
print("Illegal command:",args[0])
elif ((newdir.split("."))[-1]).upper() == "BAT":
if validPath and newdir in curDLst and os.stat(tmpDir+newdir)[0] & (2**15) != 0:
batFound = 0
else:
print("Illegal command:",args[0])
elif validPath:
if newdir+".py" in os.listdir(tmpDir[:(-1 if tmpDir != "/" else None)]) and os.stat(tmpDir+newdir+".py")[0] & (2**15) != 0:
if newdir+".py" in curDLst and os.stat(tmpDir+newdir+".py")[0] & (2**15) != 0:
exCmd(tmpDir+newdir+".py",passedIn)
elif newdir+".PY" in os.listdir(tmpDir[:(-1 if tmpDir != "/" else None)]) and os.stat(tmpDir+newdir+".PY")[0] & (2**15) != 0:
elif newdir+".PY" in curDLst and os.stat(tmpDir+newdir+".PY")[0] & (2**15) != 0:
exCmd(tmpDir+newdir+".PY",passedIn)
elif newdir+".Py" in os.listdir(tmpDir[:(-1 if tmpDir != "/" else None)]) and os.stat(tmpDir+newdir+".Py")[0] & (2**15) != 0:
elif newdir+".Py" in curDLst and os.stat(tmpDir+newdir+".Py")[0] & (2**15) != 0:
exCmd(tmpDir+newdir+".Py",passedIn)
elif newdir+".pY" in os.listdir(tmpDir[:(-1 if tmpDir != "/" else None)]) and os.stat(tmpDir+newdir+".pY")[0] & (2**15) != 0:
elif newdir+".pY" in curDLst and os.stat(tmpDir+newdir+".pY")[0] & (2**15) != 0:
exCmd(tmpDir+newdir+".pY",passedIn)
# skipping wierd capitalization combinations (.BAt, .BaT, .bAt, .baT, bAT)
elif newdir+".bat" in curDLst and os.stat(tmpDir+newdir+".bat")[0] & (2**15) != 0:
batFound = 1
elif newdir+".BAT" in curDLst and os.stat(tmpDir+newdir+".BAT")[0] & (2**15) != 0:
batFound = 2
elif newdir+".Bat" in curDLst and os.stat(tmpDir+newdir+".Bat")[0] & (2**15) != 0:
batFound = 3
else:
print("Illegal command:",args[0]+".")
print("Illegal command:",args[0])
else:
print("Illegal command:",args[0]+".")
print("Illegal command:",args[0])

if batFound != -1:
if activeBAT:
BATfile.close()
BATfile = open(tmpDir+newdir+(["",".bat",".BAT",".Bat"])[batFound])
activeBAT = True
batEcho = True
batLineNo = 0
batIndex = [0]
batLabels = {}
for batLine in BATfile:
batIndex.append(batIndex[batLineNo]+len(batLine))
batLineNo += 1
if batLine.strip()[0] == ":" and len(batLine.strip().split(" ")[0]) > 1:
batLabels[batLine.strip().split(" ")[0][1:]] = [batLineNo,batIndex[batLineNo]]
BATfile.seek(0)
batLineNo = 0

gc.collect()

Expand Down
2 changes: 1 addition & 1 deletion edit.py
View file
Original file line number Diff line number Diff line change
Expand Up @@ -161,7 +161,7 @@ def interperit(command):
confirmCmd = False
loop = True
command_list = parseInput(command)
print (lineNum,command_list,parseMap)
#print (lineNum,command_list,parseMap)
if "?" in parseMap:
confirmCmd = True
parseMap = parseMap.replace("?","")
Expand Down

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