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Various fixes to TAR header format

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Fix for endian bug in TAR output
Nicer error messages in pg_dump
This commit is contained in:
Philip Warner
2000-10-24 13:24:30 +00:00
parent db2faa943a
commit 9cbb5fcd2b
3 changed files with 37 additions and 15 deletions
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30
src/bin/pg_dump/pg_backup_tar.c
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@ -673,8 +673,8 @@ static void _LoadBlobs(ArchiveHandle* AH, RestoreOptions *ropt)
static int _WriteByte(ArchiveHandle* AH, const int i)
{
lclContext* ctx = (lclContext*)AH->formatData;
int res;
int b = i;
int res;
char b = i; /* Avoid endian problems */
res = tarWrite(&b, 1, ctx->FH);
if (res != EOF) {
@ -1088,28 +1088,34 @@ static void _tarWriteHeader(TAR_MEMBER* th)
sprintf(&h[100], "100600 ");
/* User ID 8 */
sprintf(&h[108], " 0 ");
sprintf(&h[108], " 04000 ");
/* Group 8 */
sprintf(&h[116], " 0 ");
sprintf(&h[116], " 02000 ");
/* File size 12 */
sprintf(&h[124], "%12o", th->fileLen);
sprintf(&h[124], "%10o ", th->fileLen);
/* Mod Time 12 */
sprintf(&h[136], "%12o", (int)time(NULL));
sprintf(&h[136], "%10o ", (int)time(NULL));
/* Checksum 8 */
sprintf(&h[148], "%8o", lastSum);
sprintf(&h[148], "%6o ", lastSum);
/* Link 1 */
sprintf(&h[156], "%c", LF_NORMAL);
/* Type 1 */
/* sprintf(&h[156], "%c", LF_NORMAL); */
sprintf(&h[156], "0");
/* Link name 100 (NULL) */
/* Magic 8 */
sprintf(&h[257], "ustar ");
/* GNU Version...
* sprintf(&h[257], "ustar");
* sprintf(&h[263], "00");
*/
/* User 32 */
sprintf(&h[265], "%.31s", ""); /* How do I get username reliably? Do I need to? */
@ -1117,15 +1123,15 @@ static void _tarWriteHeader(TAR_MEMBER* th)
sprintf(&h[297], "%.31s", ""); /* How do I get group reliably? Do I need to? */
/* Maj Dev 8 */
/* sprintf(&h[329], "%8o", 0); */
/* sprintf(&h[329], "%6o ", 0); */
/* Min Dev */
/* sprintf(&h[337], "%8o", 0); */
/* sprintf(&h[337], "%6o ", 0); */
while ( (sum = _tarChecksum(h)) != lastSum)
{
sprintf(&h[148], "%8o", sum);
sprintf(&h[148], "%6o ", sum);
lastSum = sum;
}