diff options
Diffstat (limited to 'bpemu.c')
| -rw-r--r-- | bpemu.c | 239 |
1 files changed, 239 insertions, 0 deletions
@@ -0,0 +1,239 @@ + +/*****************************************************************************/ +/* AS-Portierung */ +/* */ +/* Emulation einiger Borland-Pascal-Funktionen */ +/* */ +/* Historie: 20. 5.1996 Grundsteinlegung */ +/* */ +/*****************************************************************************/ + +#include "stdinc.h" +#include <string.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <ctype.h> + +#include "strutil.h" +#include "bpemu.h" + +#ifdef __MSDOS__ +#include <dos.h> +#include <dir.h> +#endif + +#if defined( __EMX__ ) || defined( __IBMC__ ) +#include <os2.h> +#endif + + char *FExpand(char *Src) +BEGIN + static String CurrentDir; + String Copy; +#ifdef DRSEP + String DrvPart; +#if defined( __EMX__ ) || defined( __IBMC__ ) + ULONG DrvNum,Dummy; +#else + int DrvNum; +#endif +#endif + char *p,*p2; + + strmaxcpy(Copy,Src,255); + +#ifdef DRSEP + p=strchr(Copy,DRSEP); + if (p!=Nil) + BEGIN + memcpy(DrvPart,Copy,p-Copy); DrvPart[p-Copy]='\0'; strcpy(Copy,p+1); + END + else *DrvPart='\0'; +#endif + +#ifdef __MSDOS__ + if (*DrvPart=='\0') + BEGIN + DrvNum=getdisk(); *DrvPart=DrvNum+'A'; DrvPart[1]='\0'; DrvNum++; + END + else DrvNum=toupper(*DrvPart)-'@'; + getcurdir(DrvNum,CurrentDir); +#else +#if defined( __EMX__ ) || defined( __IBMC__ ) + if (*DrvPart=='\0') + BEGIN + DosQueryCurrentDisk(&DrvNum,&Dummy); + *DrvPart=DrvNum+'@'; DrvPart[1]='\0'; + END + else DrvNum=toupper(*DrvPart)-'@'; + Dummy=255; DosQueryCurrentDir(DrvNum,(PBYTE) CurrentDir,&Dummy); +#else +#ifdef _WIN32 + getcwd(CurrentDir,255); + for (p=CurrentDir; *p!='\0'; p++) + if (*p=='/') *p='\\'; +#else + getcwd(CurrentDir,255); +#endif +#endif +#endif + + if (CurrentDir[strlen(CurrentDir)-1]!=PATHSEP) strmaxcat(CurrentDir,SPATHSEP,255); + if (*CurrentDir!=PATHSEP) strmaxprep(CurrentDir,SPATHSEP,255); + + if (*Copy==PATHSEP) + BEGIN + strmaxcpy(CurrentDir,SPATHSEP,255); strcpy(Copy,Copy+1); + END + +#ifdef DRSEP + strmaxprep(CurrentDir,SDRSEP,255); + strmaxprep(CurrentDir,DrvPart,255); +#endif + + while((p=strchr(Copy,PATHSEP))!=Nil) + BEGIN + *p='\0'; + if (strcmp(Copy,".")==0); + else if ((strcmp(Copy,"..")==0) AND (strlen(CurrentDir)>1)) + BEGIN + CurrentDir[strlen(CurrentDir)-1]='\0'; + p2=strrchr(CurrentDir,PATHSEP); p2[1]='\0'; + END + else + BEGIN + strmaxcat(CurrentDir,Copy,255); strmaxcat(CurrentDir,SPATHSEP,255); + END + strcpy(Copy,p+1); + END + + strmaxcat(CurrentDir,Copy,255); + + return CurrentDir; +END + + char *FSearch(char *File, char *Path) +BEGIN + static String Component; + char *p,*start,Save='\0'; + FILE *Dummy; + Boolean OK; + + Dummy=fopen(File,"r"); OK=(Dummy!=Nil); + if (OK) + BEGIN + fclose(Dummy); + strmaxcpy(Component,File,255); return Component; + END + + start=Path; + do + BEGIN + if (*start=='\0') break; + p=strchr(start,DIRSEP); + if (p!=Nil) + BEGIN + Save=(*p); *p='\0'; + END + strmaxcpy(Component,start,255); + strmaxcat(Component,SPATHSEP,255); + strmaxcat(Component,File,255); + if (p!=Nil) *p=Save; + Dummy=fopen(Component,"r"); OK=(Dummy!=Nil); + if (OK) + BEGIN + fclose(Dummy); + return Component; + END + start=p+1; + END + while (p!=Nil); + + *Component='\0'; return Component; +END + + long FileSize(FILE *file) +BEGIN + long Save=ftell(file),Size; + + fseek(file,0,SEEK_END); + Size=ftell(file); + fseek(file,Save,SEEK_SET); + return Size; +END + + Byte Lo(Word inp) +BEGIN + return (inp&0xff); +END + + Byte Hi(Word inp) +BEGIN + return ((inp>>8)&0xff); +END + + Boolean Odd(int inp) +BEGIN + return ((inp&1)==1); +END + + Boolean DirScan(char *Mask, charcallback callback) +BEGIN + char Name[1024]; + +#ifdef __MSDOS__ + struct ffblk blk; + int res; + char *pos; + + res=findfirst(Mask,&blk,FA_RDONLY|FA_HIDDEN|FA_SYSTEM|FA_LABEL|FA_DIREC|FA_ARCH); + if (res<0) return False; + pos=strrchr(Mask,PATHSEP); if (pos==Nil) pos=strrchr(Mask,DRSEP); + if (pos==Nil) pos=Mask; else pos++; + memcpy(Name,Mask,pos-Mask); + while (res==0) + BEGIN + if ((blk.ff_attrib&(FA_LABEL|FA_DIREC))==0) + BEGIN + strcpy(Name+(pos-Mask),blk.ff_name); + callback(Name); + END + res=findnext(&blk); + END + return True; +#else +#if defined ( __EMX__ ) || defined ( __IBMC__ ) + HDIR hdir=1; + FILEFINDBUF3 buf; + ULONG rescnt; + USHORT res; + char *pos; + + rescnt=1; res=DosFindFirst(Mask,&hdir,0x16,&buf,sizeof(buf),&rescnt,1); + if (res!=0) return False; + pos=strrchr(Mask,PATHSEP); if (pos==Nil) pos=strrchr(Mask,DRSEP); + if (pos==Nil) pos=Mask; else pos++; + memcpy(Name,Mask,pos-Mask); + while (res==0) + BEGIN + strcpy(Name+(pos-Mask),buf.achName); callback(Name); + res=DosFindNext(hdir,&buf,sizeof(buf),&rescnt); + END + return True; +#else + strmaxcpy(Name,Mask,255); callback(Name); return True; +#endif +#endif +END + + LongInt GetFileTime(char *Name) +BEGIN + struct stat st; + + if (stat(Name,&st)==-1) return 0; + else return st.st_mtime; +END + + void bpemu_init(void) +BEGIN +END |