database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-12-21 13:38:01 +03:00
Code Activity

Easier to read /proc lock interpretation.

Browse Source 
FossilOrigin-Name: d7bcc54beb6463501c0559333455bd2a378798b58cb48f35590e9026d07acd2f
This commit is contained in:
drh
2025-10-24 20:26:13 +00:00
parent 2f9311c5cb
commit aeb886bc53
3 changed files with 23 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
src/os_unix.c
View File

@@ -4006,7 +4006,7 @@ static void unixProcFSLocks(int fd, sqlite3_str *pStr, sqlite3_uint64 iAssert){
int in;
ssize_t n;
char *p, *pNext, *x;
char *zSp = "";
int nLock = 0;
char z[2000];
sqlite3_snprintf(sizeof(z), z, "/proc/%d/fdinfo/%d", getpid(), fd);
@@ -4040,8 +4040,21 @@ static void unixProcFSLocks(int fd, sqlite3_str *pStr, sqlite3_uint64 iAssert){
if( x ){
iFirst = strtoll(x+1, 0, 10);
if( pStr ){
sqlite3_str_appendf(pStr,"%s%c %lld %lld",zSp,cType,iFirst,iLast);
zSp = " ";
const int shmBase = (22+SQLITE_SHM_NLOCK)*4;
if( (nLock++)>0 ) sqlite3_str_append(pStr," ",1);
sqlite3_str_appendf(pStr, "%c ", cType);
if( iFirst>=PENDING_BYTE ){
/* "P+" stands for PENDING_BYTE+ */
sqlite3_str_appendf(pStr, "P+%lld", iFirst - PENDING_BYTE);
}else if( iFirst>=shmBase ){
/* "B+" stands for UNIX_SHM_BASE+ */
sqlite3_str_appendf(pStr, "B+%lld", iFirst - shmBase);
}else{
sqlite3_str_appendf(pStr, "%lld", iFirst);
}
if( iLast>iFirst ){
sqlite3_str_appendf(pStr,"(%lld)", iLast-iFirst+1);
}
}
if( iAssert!=0 ){
if( iAssert/4>=iFirst && iAssert/4<=iLast ){