Cleaned up the DOS port a bit.

zsnes/src/dos/zfile.c

@@ -19,9 +19,14 @@
 #include <stdio.h>
 #include <time.h>
 #include <zlib.h>
-#ifdef ZDOS
 #include <dos.h>
-#endif
+#include <fcntl.h>
+#include <share.h>
+#include <sys/stat.h>
+#include <unistd.h>
+/* #ifdef ZDOS
+#include <dos.h>
+#endif */
 
 
 #define DWORD unsigned int
@@ -158,7 +163,7 @@ DWORD ZCloseFile()
 
 DWORD ZFileSeek()
 {
-	int res = 0;
+    /*int res = 0;*/
 	int mode = 0;
 	if (ZFileSeekMode==0)
 		mode = SEEK_SET;
@@ -237,7 +242,8 @@ DWORD ZFileGetFTime()
 
 DWORD ZFileMKDir()
 {
-  return(mkdir(MKPath));
+  /*return(mkdir(MKPath));*/
+  return (mkdir(MKPath, S_IWUSR));
 }
 
 DWORD ZFileCHDir()
@@ -252,7 +258,8 @@ DWORD ZFileRMDir()
 
 DWORD ZFileGetDir()
 {
-  return(getcwd(DirName,128));
+  /*return(getcwd(DirName,128));*/
+  return(*getcwd(DirName,128));
 }
 
 BYTE * ZFileFindPATH;
@@ -270,12 +277,15 @@ DWORD DTALocPos;
 
 DWORD ZFileFindFirst()
 {
-   return(_dos_findfirst(ZFileFindPATH,ZFileFindATTRIB,DTALocPos));
+   /*return(_dos_findfirst(ZFileFindPATH,ZFileFindATTRIB,DTALocPos));*/
+   return(_dos_findfirst(ZFileFindPATH,ZFileFindATTRIB,((struct find_t *)DTALocPos)));
+
 }
 
 DWORD ZFileFindNext()
 {
-   return(_dos_findnext(DTALocPos));
+   /*return(_dos_findnext(DTALocPos));*/
+   return(_dos_findnext(((struct find_t *) DTALocPos)));
 }
 
 DWORD ZFileFindEnd()  // for compatibility with windows later
@@ -312,7 +322,8 @@ DWORD GetDate()
    struct tm *newtime;
    time_t long_time;
 
-   time( &long_time );
+   /*time( &long_time );*/
+   long_time = time (NULL);
    newtime = localtime( &long_time );
    value = ((newtime->tm_mday) % 10)+((newtime->tm_mday)/10)*16
           +(((newtime->tm_mon)+1) << 8)

zsnes/src/dos/zloader.c

@@ -18,6 +18,10 @@
 
 #include <stdio.h>
 #include <ctype.h>
+#include <stdlib.h>
+#include <string.h>
+
+int pccmdline(void);
 
 extern void zstart(void);
 extern void DosExit(void);
@@ -58,6 +62,7 @@ int main(int margc, char **margv)
   argc=margc;
   argv=margv;
   zstart();
+  return(0);
 }
 
 

zsnes/src/makefile.dos

@@ -59,7 +59,7 @@ MAINOBJ=cfgload.o endmem.o fixsin.o init.o ui.o vcache.o water.o
 
 OBJS=${CHIPSOBJ} ${CPUOBJ} ${DOSOBJ} ${GUIOBJ} ${VIDEOBJ} ${PREOBJ} ${MAINOBJ} ${ZIPOBJ}
 LIBS=-lz -lgcc -lm -lpng
-CFLAGS=-D__MSDOS__ -O2
+CFLAGS=-O2 -fomit-frame-pointer -Wall -D__MSDOS__
 ASM=nasm
 ASMFLAGS=-f coff -D__MSDOS__
 CC=gcc

zsnes/src/zip/zzip.c

@@ -25,6 +25,11 @@
 #include <time.h>
 #include <errno.h>
 #include <fcntl.h>
+#include <utime.h>
+#endif
+
+#ifdef __MSDOS__
+#include <sys/stat.h>
 #endif
 
 #include "unzip.h"
@@ -42,11 +47,13 @@ unsigned int ZipError=0;
 // 6 : Error Writing file
 
 #ifndef __LINUX__
+#ifndef __MSDOS__
 struct utimbuf {
   time_t actime;
   time_t modtime;
 };
 #endif
+#endif
 
 void change_file_date(const char *filename,uLong dosdate,tm_unz tmu_date)
 {
@@ -72,9 +79,13 @@ int mymkdir(const char *dirname)
 {
 #ifdef __LINUX__
   return(mkdir(dirname, (S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH)));
+#else
+#ifdef __MSDOS__
+  return(mkdir(dirname, (S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH)));
 #else
   return(mkdir(dirname));
 #endif
+#endif
 }
 
 int makedir (char *newdir)