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Modify the command-line shell to print a warning when using an in-memory

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database.

FossilOrigin-Name: 90e9deae4a2bf63308a212226314aa7838c161d9
This commit is contained in:
drh
2014-02-10 16:13:42 +00:00
parent 60830e3c53
commit b373591c5e
3 changed files with 19 additions and 7 deletions
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9
src/shell.c
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@@ -3520,6 +3520,7 @@ int main(int argc, char **argv){
char *zFirstCmd = 0;
int i;
int rc = 0;
int warnInmemoryDb = 0;
if( strcmp(sqlite3_sourceid(),SQLITE_SOURCE_ID)!=0 ){
fprintf(stderr, "SQLite header and source version mismatch\n%s\n%s\n",
@@ -3614,6 +3615,7 @@ int main(int argc, char **argv){
if( data.zDbFilename==0 ){
#ifndef SQLITE_OMIT_MEMORYDB
data.zDbFilename = ":memory:";
warnInmemoryDb = 1;
#else
fprintf(stderr,"%s: Error: no database filename specified\n", Argv0);
return 1;
@@ -3754,6 +3756,13 @@ int main(int argc, char **argv){
"Enter SQL statements terminated with a \";\"\n",
sqlite3_libversion(), sqlite3_sourceid()
);
if( warnInmemoryDb ){
printf(
"Warning: connected to an in-memory database. "
"Use \".open FILENAME\" to change\nto a persistent "
"on-disk database.\n"
);
}
zHome = find_home_dir();
if( zHome ){
nHistory = strlen30(zHome) + 20;