diff options
| author | cc4b05f61e2d8f77114750386c9f9a60 <cc4b05f61e2d8f7@7114750386c9f9a60> | 2023-05-11 14:38:47 +0000 |
|---|---|---|
| committer | cc4b05f61e2d8f77114750386c9f9a60 <cc4b05f61e2d8f7@7114750386c9f9a60> | 2023-05-11 14:38:47 +0000 |
| commit | f5450bfd35a6410528d124f534c2b1a958cafe51 (patch) | |
| tree | a808b12d6ad5343fabdec7b8918df6b4d844e03f /src/cmpdisk.cpp | |
| parent | 5ad2bb7a6ac7e97c031908d2439808a00fff6214 (diff) | |
| download | dmsdosnow-dmsdos-0.9.2.2.tar.gz | |
dmsdos-0.9.2.2 addeddmsdos-0.9.2.2
Diffstat (limited to 'src/cmpdisk.cpp')
| -rw-r--r-- | src/cmpdisk.cpp | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/src/cmpdisk.cpp b/src/cmpdisk.cpp new file mode 100644 index 0000000..d2335c7 --- /dev/null +++ b/src/cmpdisk.cpp @@ -0,0 +1,131 @@ +
+/* BC 3.1 source code for something similar to simple diff */
+
+#include <string.h>
+#include <dos.h>
+#include <dir.h>
+#include <stdio.h>
+#include <io.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+
+#define COMPAREBUFLEN (1024*16)
+char comparebuf1[COMPAREBUFLEN];
+char comparebuf2[COMPAREBUFLEN];
+
+int TestAllFiles(char *path1,char *path2)
+{
+ int old_path_len1,old_path_len2;
+ int done,file1,file2,i;
+ struct ffblk s;
+ int len1,len2;
+ long int pos;
+
+ old_path_len1=strlen(path1);
+ old_path_len2=strlen(path2);
+ strcat(path1,"*.*");
+ done=findfirst(path1,&s,0x2f);
+ path1[old_path_len1]=0;
+
+ while(!done)
+ {
+ path1[old_path_len1]=0;
+ path2[old_path_len2]=0;
+ strcat(path1,s.ff_name);
+ strcat(path2,s.ff_name);
+
+ printf("File in progress %s",path1);
+
+ if ((file1=open(path1, O_RDONLY | O_BINARY , S_IREAD))==-1)
+ {printf("\nCannot open file: %s \n",path1);goto error;}
+ else if ((file2=open(path2, O_RDONLY | O_BINARY , S_IREAD))==-1)
+ {printf("\nCannot open file: %s \n",path2);close(file1);goto error;}
+ else
+ {
+ len2=len1=COMPAREBUFLEN;pos=0;
+ while((len1==COMPAREBUFLEN)&&(len2==COMPAREBUFLEN))
+ {
+ if((len1=read(file1,comparebuf1,COMPAREBUFLEN))==-1)
+ {
+ printf("\ndisk IO error!: cannot read file %s\n",path1);
+ goto error_close;
+ }
+ if((len2=read(file2,comparebuf2,COMPAREBUFLEN))==-1)
+ {
+ printf("\ndisk IO error!: cannot read file %s\n",path2);
+ goto error_close;
+ };
+ if(len1) if(memcmp(comparebuf1,comparebuf2,len1))
+ {
+ for(i=0;(i<len1)&&(*(comparebuf1+i)==*(comparebuf2+i));i++);
+ printf("\nCompare Error %s on pos %X!\n",path1,pos+i);
+ goto error_close;
+ }
+ pos+=len1;
+ }
+ if(len1!=len2)
+ {
+ printf("\nDifferent lengths of files %s and %s",path1,path2);
+ error_close:
+ close(file2);
+ close(file1);
+ error:
+ if(getchar()=='q') return(1);
+ break;
+ }else{
+ printf(" ... compared %ld bytes\n",pos);
+ close(file2);
+ close(file1);
+ };
+ }
+ done=findnext(&s);
+ }
+
+ path1[old_path_len1]=0;
+ path2[old_path_len2]=0;
+ strcat(path1,"*.*");
+ done=findfirst(path1,&s,FA_DIREC | 0x7);
+ path1[old_path_len1]=0;
+
+
+ while(!done)
+ {
+ if(*s.ff_name != '.')
+ {
+ if((s.ff_attrib & FA_DIREC)!=0)
+ {
+ strcat(path1,s.ff_name);
+ strcat(path1,"\\");
+ path1[old_path_len1+strlen(s.ff_name)+1]=0;
+ strcat(path2,s.ff_name);
+ strcat(path2,"\\");
+ path1[old_path_len2+strlen(s.ff_name)+1]=0;
+ TestAllFiles(path1,path2);
+ path1[old_path_len1]=0;
+ path2[old_path_len2]=0;
+ }
+ }
+ done=findnext(&s);
+ }
+ path1[old_path_len1]=0;
+ path2[old_path_len2]=0;
+
+ return 0;
+}
+
+int main(int argc,char *argv[])
+{
+ if(argc<3)
+ {
+ printf("usage: cmpdisk <d>: <d>:\n");
+ return(0);
+ };
+
+ {
+ char path1[255],path2[255];
+ strcpy(path1,argv[1]);
+ strcpy(path2,argv[2]);
+ TestAllFiles(path1,path2);
+ };
+ return(0);
+};
\ No newline at end of file |