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Borland Programmer's Resource
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Borland_Programmers_Resource_CD_1995.iso
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bsdpsx
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telldir.c
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C/C++ Source or Header
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1995-05-18
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1KB
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53 lines
#include <sys/types.h>
#include <dirent.h>
//Added by TimC
#include <unistd.h>
long telldir(DIR *dirp)
{
char
origDirName[NAME_MAX+1];
long
direntSize,
offset;
struct dirent
*origDirEntry,
*varDirEntry;
puts("in telldir");
origDirEntry = readdir(dirp);
strcpy(origDirName, origDirEntry->d_name);
rewinddir(dirp);
varDirEntry = readdir(dirp);
direntSize = sizeof(struct dirent);
offset = 0;
if(origDirEntry == NULL) {
puts("in origDirEntry");
while(varDirEntry != NULL){ //End of directory
varDirEntry = readdir(dirp);
offset += direntSize;
}
}
else {
//puts("in else origDirEntry");
//printf("orig X%sX var X%sX\n", origDirName, varDirEntry->d_name);
while(strcmp(origDirName, varDirEntry->d_name) &&
varDirEntry != NULL) {
//printf("orig X%sX var X%sX\n", origDirName, varDirEntry->d_name);
varDirEntry = readdir(dirp);
offset += direntSize;
}
}
if(offset > 0) //Do if telldir points to current dir obj.
offset -= direntSize;
printf("offset = X%dX\n", offset);
seekdir(dirp, offset);
return(offset);
}