Mercurial > hg > Members > kono > nitros9-code
view level1/cmds/deldir.asm @ 1020:c1a5613ffe7b
changes
| author | boisy |
|---|---|
| date | Thu, 06 Mar 2003 01:41:03 +0000 |
| parents | c155aac72190 |
| children | 4e235f213651 |
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******************************************************************** * Deldir - Delete a directory * * $Id$ * * Ed. Comments Who YY/MM/DD * ------------------------------------------------------------------ * 3 From Tandy OS-9 Level Two VR 02.00.01 * 4 Updated to add -e instead of e to dir BGP 03/01/14 nam Deldir ttl Delete a directory * Disassembled 98/09/10 23:18:11 by Disasm v1.6 (C) 1988 by RML ifp1 use defsfile endc tylg set Prgrm+Objct atrv set ReEnt+rev rev set $01 edition set 4 mod eom,name,tylg,atrv,start,size org 0 parmptr rmb 2 fpath rmb 1 what2do rmb 1 stats rmb 24 u001C rmb 4 u0020 rmb 4 u0024 rmb 10 u002E rmb 6 u0034 rmb 15 u0043 rmb 1 u0044 rmb 1 u0045 rmb 1 u0046 rmb 2 u0048 rmb 2 buffer rmb 336 size equ . name fcs /Deldir/ fcb edition start bsr OpenPath bcs OpenErr bsr GetOpts bcc L002B lbsr PromptUser bcs OpenErr lbsr L01C3 bcs OpenErr lbsr L0242 bcs OpenErr L002B lda <fpath os9 I$Close bcs L004D ldx <parmptr os9 I$Delete bcs L004D lda ,x cmpa #C$CR bne start clrb bra L004D OpenErr pshs b lda <fpath os9 I$Close puls b orcc #Carry L004D os9 F$Exit OpenPath stx <parmptr save parameter pointer lda #READ.+WRITE. os9 I$Open bcs L005D sta <fpath bra L0089 L005D ldx <parmptr lda #DIR.+READ. os9 I$Open bcs L0090 sta <fpath L0068 ldx <parmptr os9 F$PrsNam clra incb std <u0046 lda ,y cmpa #PDELIM bne L0089 lda #C$CR sta ,y+ lda #READ.+WRITE. ldx <parmptr os9 I$ChgDir bcs L0090 sty <parmptr bra L0068 L0089 leax <-u001C,u stx <u0044 clr <what2do L0090 rts GetOpts lda <fpath ldb #SS.OPT leax stats,u os9 I$GetStt bcs L00AB ldx <u0044 lda <$33,x anda #$80 beq L00AA clrb orcc #Carry bra L00AB L00AA clrb L00AB rts Prompt fcb C$LF fcc "Deleting directory file. " fcb C$LF fcc "List directory, delete directory, or quit ? (l/d/q) " PromptL equ *-Prompt Cont fcb C$LF fcc "Continue? (y/n) " ContL equ *-Cont PromptUser tstb bne L013E lda #$01 leax <Prompt,pcr ldy #PromptL os9 I$WritLn L011B bcs L013E bsr ReadKey bcs L013E ldb <what2do cmpb #$01 bne L012A clrb bra L013E L012A bsr L0145 L012C bcs L013E leax <Cont,pcr ldy #ContL lda #$01 os9 I$WritLn bcs L013E bsr ReadKey L013E rts DIR fcc "DIR" fcb C$CR DIROPTS fcc "-E " DIROPTL equ *-DIROPTS L0145 pshs u leau <buffer,u pshs u ldb #DIROPTL leax <DIROPTS,pcr lbsr L0270 ldx <parmptr ldd <u0046 decb lbsr L0270 lda #C$CR L015E sta ,u+ tfr u,d subd ,s tfr d,y puls u leax <DIR,pcr lda #Prgrm+Objct clrb os9 F$Fork puls u bcs L013E os9 F$Wait L0178 rts ReadKey leax <buffer,u ldy #80 clra os9 I$ReadLn bcs L01B8 L0187 lda ,x+ cmpa #C$SPAC eat spaces beq L0187 eora #'Y anda #$DF beq L01AD branch if Y lda ,-x eora #'L branch if L anda #$DF beq L01A9 lda ,x eora #'D branch if D anda #$DF beq L01A5 bra L01B4 L01A5 ldb #$01 bra L01AF L01A9 ldb #$02 bra L01AF L01AD ldb #$04 L01AF stb <what2do clrb bra L01B8 L01B4 ldb #$01 orcc #Carry L01B8 rts DelDir fcc "DELDIR" fcb C$CR DotDot fcc ".." fcb C$CR L01C3 ldb <what2do bitb #$05 beq L0210 lda <fpath pshs u ldu #64 L01D0 ldx #$0000 os9 I$Seek puls u L01D8 bsr L0215 bcs L0209 ldx <parmptr lda #READ.+WRITE. os9 I$ChgDir bcs L0214 ldy <u0048 clrb lda #Prgrm+Objct pshs u leau <u0024,u leax <DelDir,pcr os9 F$Fork puls u bcs L0214 os9 F$Wait bcs L0214 leax <DotDot,pcr lda #READ.+WRITE. os9 I$ChgDir bcc L01D8 L0209 cmpb #E$EOF bne L0214 clrb bra L0214 L0210 ldb #$01 orcc #Carry L0214 rts L0215 lda <fpath leax <u0024,u ldy #$0020 os9 I$Read bcs L0238 lda ,x beq L0215 os9 F$PrsNam lda -$01,y anda #$7F sta -$01,y lda #C$CR sta ,y clra incb std <u0048 L0238 rts ATTR fcc "ATTR" fcb C$CR ATTROPTS fcc " -d" fcb C$CR ATTROPTL equ *-ATTROPTS L0242 pshs u leau <buffer,u pshs u ldd <u0046 decb ldx <parmptr bsr L0270 leax <ATTROPTS,pcr ldb #ATTROPTL bsr L0270 tfr u,d subd ,s tfr d,y puls u leax <ATTR,pcr clrb lda #Prgrm+Objct os9 F$Fork bcs L026D os9 F$Wait L026D puls u rts L0270 decb lda ,x+ sta ,u+ tstb bne L0270 rts emod eom equ * end