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Fully release exclusive locks in the Unlock primitive of Unix. 

Ticket #913. (CVS 1993)

FossilOrigin-Name: 11a37a74b101b9e37dcf1c3e57e45fbcd39a1c21
This commit is contained in:
drh 2004-10-01 03:02:48 +00:00
parent eb206256f1
commit ededaa59bd
3 changed files with 12 additions and 7 deletions
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12
manifest
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@ -1,5 +1,5 @@
C Use\stype\si64\sinstead\sof\soff_t\sfor\sfile\soffsets\ssince\soff_t\sis\sgiving\nportability\sproblems.\s\sTicket\s#924.\s(CVS\s1992)
D 2004-10-01T02:00:31
C Fully\srelease\sexclusive\slocks\sin\sthe\sUnlock\sprimitive\sof\sUnix.\nTicket\s#913.\s(CVS\s1993)
D 2004-10-01T03:02:48
F Makefile.in abdeb5bd9d017822691884935c320037c33f6ee6
F Makefile.linux-gcc a9e5a0d309fa7c38e7c14d3ecf7690879d3a5457
F README f1de682fbbd94899d50aca13d387d1b3fd3be2dd
@ -47,7 +47,7 @@ F src/os_mac.c 7367dab0c44ab0b2c4337e73ac6f6f97f171c2cb
F src/os_mac.h 608fdf39eafa1ce25fc8cb223b8b0a073341d4da
F src/os_test.c d9a21852d170f20adeae6f224d1beba2cb5af8aa
F src/os_test.h 6a26a4978492e4bbdbf385554958418ff02db162
F src/os_unix.c 6a02c1bc1d6d73332daaea695116030aebd60c2a
F src/os_unix.c 8ee13cc8efb47dd3269327f1659f0aa59449e7e0
F src/os_unix.h f3097815e041e82e24d92505e1ff61ba24172d13
F src/os_win.c 0ab81ce1e4739e0e251b6aa3e74e1a6b75b612da
F src/os_win.h 41a946bea10f61c158ce8645e7646b29d44f122b
@ -247,7 +247,7 @@ F www/tclsqlite.tcl 560ecd6a916b320e59f2917317398f3d59b7cc25
F www/vdbe.tcl 59288db1ac5c0616296b26dce071c36cb611dfe9
F www/version3.tcl 092a01f5ef430d2c4acc0ae558d74c4bb89638a0
F www/whentouse.tcl a8335bce47cc2fddb07f19052cb0cb4d9129a8e4
P 1d3c6f735101d8fc582871c0370805596d975001
R 4ac86aa49220b9d9c39284b9bff439d6
P 8972c004dc825f668d952e7d082a89046b9260f1
R c18f14c1b88558caba10e1e626c64832
U drh
Z 3cafaabb57dd86a72ca0b894aa70f6d5
Z cf49e4565c24c55963de6fd9ac42f0ce

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manifest.uuid
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@ -1 +1 @@
8972c004dc825f668d952e7d082a89046b9260f1
11a37a74b101b9e37dcf1c3e57e45fbcd39a1c21

5
src/os_unix.c
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@ -1039,6 +1039,11 @@ int sqlite3OsUnlock(OsFile *id, int locktype){
assert( pLock->cnt!=0 );
if( id->locktype>SHARED_LOCK ){
assert( pLock->locktype==id->locktype );
lock.l_type = F_RDLCK;
lock.l_whence = SEEK_SET;
lock.l_start = SHARED_FIRST;
lock.l_len = SHARED_SIZE;
fcntl(id->h, F_SETLK, &lock);
lock.l_type = F_UNLCK;
lock.l_whence = SEEK_SET;
lock.l_start = PENDING_BYTE;