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This commit is contained in:
Eric Andersen
1999-10-06 20:25:32 +00:00
parent 9d3aba7b37
commit 17d49efd8c
21 changed files with 597 additions and 430 deletions
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167
archival/tar.c
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@ -131,14 +131,10 @@ static void writeHeader(const char * fileName,
static void writeTarFile(int fileCount, char ** fileTable);
static void writeTarBlock(const char * buf, int len);
static BOOL putOctal(char * cp, int len, long value);
extern const char * modeString(int mode);
extern const char * timeString(time_t timeVal);
extern int fullWrite(int fd, const char * buf, int len);
extern int fullRead(int fd, char * buf, int len);
extern int
tar_main(struct FileInfo *unused, int argc, char ** argv)
tar_main(int argc, char ** argv)
{
const char * options;
@ -1258,167 +1254,6 @@ wantFileName(const char * fileName, int fileCount, char ** fileTable)
/*
* Return the standard ls-like mode string from a file mode.
* This is static and so is overwritten on each call.
*/
const char *
modeString(int mode)
{
static char buf[12];
strcpy(buf, "----------");
/*
* Fill in the file type.
*/
if (S_ISDIR(mode))
buf[0] = 'd';
if (S_ISCHR(mode))
buf[0] = 'c';
if (S_ISBLK(mode))
buf[0] = 'b';
if (S_ISFIFO(mode))
buf[0] = 'p';
#ifdef S_ISLNK
if (S_ISLNK(mode))
buf[0] = 'l';
#endif
#ifdef S_ISSOCK
if (S_ISSOCK(mode))
buf[0] = 's';
#endif
/*
* Now fill in the normal file permissions.
*/
if (mode & S_IRUSR)
buf[1] = 'r';
if (mode & S_IWUSR)
buf[2] = 'w';
if (mode & S_IXUSR)
buf[3] = 'x';
if (mode & S_IRGRP)
buf[4] = 'r';
if (mode & S_IWGRP)
buf[5] = 'w';
if (mode & S_IXGRP)
buf[6] = 'x';
if (mode & S_IROTH)
buf[7] = 'r';
if (mode & S_IWOTH)
buf[8] = 'w';
if (mode & S_IXOTH)
buf[9] = 'x';
/*
* Finally fill in magic stuff like suid and sticky text.
*/
if (mode & S_ISUID)
buf[3] = ((mode & S_IXUSR) ? 's' : 'S');
if (mode & S_ISGID)
buf[6] = ((mode & S_IXGRP) ? 's' : 'S');
if (mode & S_ISVTX)
buf[9] = ((mode & S_IXOTH) ? 't' : 'T');
return buf;
}
/*
* Get the time string to be used for a file.
* This is down to the minute for new files, but only the date for old files.
* The string is returned from a static buffer, and so is overwritten for
* each call.
*/
const char *
timeString(time_t timeVal)
{
time_t now;
char * str;
static char buf[26];
time(&now);
str = ctime(&timeVal);
strcpy(buf, &str[4]);
buf[12] = '\0';
if ((timeVal > now) || (timeVal < now - 365*24*60*60L))
{
strcpy(&buf[7], &str[20]);
buf[11] = '\0';
}
return buf;
}
/*
* Write all of the supplied buffer out to a file.
* This does multiple writes as necessary.
* Returns the amount written, or -1 on an error.
*/
int
fullWrite(int fd, const char * buf, int len)
{
int cc;
int total;
total = 0;
while (len > 0)
{
cc = write(fd, buf, len);
if (cc < 0)
return -1;
buf += cc;
total+= cc;
len -= cc;
}
return total;
}
/*
* Read all of the supplied buffer from a file.
* This does multiple reads as necessary.
* Returns the amount read, or -1 on an error.
* A short read is returned on an end of file.
*/
int
fullRead(int fd, char * buf, int len)
{
int cc;
int total;
total = 0;
while (len > 0)
{
cc = read(fd, buf, len);
if (cc < 0)
return -1;
if (cc == 0)
break;
buf += cc;
total+= cc;
len -= cc;
}
return total;
}
#endif
/* END CODE */