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Merge the command-line shell enhancements from trunk.

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FossilOrigin-Name: c3931db560ab4a2601c7f7318fb02c8d5e6862b1
This commit is contained in:
drh 2015-02-06 15:03:45 +00:00
commit 00dbc89824
4 changed files with 135 additions and 17 deletions
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14
manifest
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@ -1,5 +1,5 @@
C Revise\sthe\sway\sthat\sthe\sindex\sstructure\sfor\sa\sWITHOUT\sROWID\stable\sis\ndiscovered.
D 2015-02-06T00:31:45.481
C Merge\sthe\scommand-line\sshell\senhancements\sfrom\strunk.
D 2015-02-06T15:03:45.342
F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
F Makefile.in 6b9e7677829aa94b9f30949656e27312aefb9a46
F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@ -246,7 +246,7 @@ F src/random.c ba2679f80ec82c4190062d756f22d0c358180696
F src/resolve.c f6c46d3434439ab2084618d603e6d6dbeb0d6ada
F src/rowset.c eccf6af6d620aaa4579bd3b72c1b6395d9e9fa1e
F src/select.c 1f2087523007c42900ffcbdeaef06a23ad9329fc
F src/shell.c 22b4406b0b59efd14b3b351a5809dda517df6d30
F src/shell.c 82c25508dac802b32198af6f5256ca1597c6a1af
F src/sqlite.h.in 4807b024e8d257af774cde0cf178f721ff2406ec
F src/sqlite3.rc 992c9f5fb8285ae285d6be28240a7e8d3a7f2bad
F src/sqlite3ext.h 17d487c3c91b0b8c584a32fbeb393f6f795eea7d
@ -874,7 +874,7 @@ F test/sharedA.test 0cdf1a76dfa00e6beee66af5b534b1e8df2720f5
F test/sharedB.test 16cc7178e20965d75278f410943109b77b2e645e
F test/shared_err.test 2f2aee20db294b9924e81f6ccbe60f19e21e8506
F test/sharedlock.test 5ede3c37439067c43b0198f580fd374ebf15d304
F test/shell1.test cdeb849acc2c37aada70d084564b0cc0a2c7df08
F test/shell1.test ca88b14a8fc8b1f3543a24e519d019585ac9c903
F test/shell2.test 12b8bf901b0e3a8ac58cf5c0c63a0a388d4d1862
F test/shell3.test 5e8545ec72c4413a0e8d4c6be56496e3c257ca29
F test/shell4.test 8a9c08976291e6c6c808b4d718f4a8b299f339f5
@ -1255,7 +1255,7 @@ F tool/vdbe_profile.tcl 67746953071a9f8f2f668b73fe899074e2c6d8c1
F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
F tool/warnings.sh 0abfd78ceb09b7f7c27c688c8e3fe93268a13b32
F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
P a5e86bea4ad51bbb988a2a2215961706894f4a02
R cf9fe799f99a90eb0a6f043505cb4c1a
P 7f10a0eaf1fedfa020cbd7019ec9342ffdc3b9b0 0f65a7e2e09f801b66897479d501607caeae4abf
R 1ef390b8e8775fda79ba88277a4a2044
U drh
Z c0c25c22927eb0667b2fe51c91fe6714
Z f716caa3559c7f56ae8a7035846f96fb

2
manifest.uuid
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@ -1 +1 @@
7f10a0eaf1fedfa020cbd7019ec9342ffdc3b9b0
c3931db560ab4a2601c7f7318fb02c8d5e6862b1

123
src/shell.c
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@ -1733,6 +1733,7 @@ static char zHelp[] =
".bail on|off Stop after hitting an error. Default OFF\n"
".clone NEWDB Clone data into NEWDB from the existing database\n"
".databases List names and files of attached databases\n"
".dbinfo ?DB? Show status information about the database\n"
".dump ?TABLE? ... Dump the database in an SQL text format\n"
" If TABLE specified, only dump tables matching\n"
" LIKE pattern TABLE.\n"
@ -1745,8 +1746,8 @@ static char zHelp[] =
".headers on|off Turn display of headers on or off\n"
".help Show this message\n"
".import FILE TABLE Import data from FILE into TABLE\n"
".indices ?TABLE? Show names of all indices\n"
" If TABLE specified, only show indices for tables\n"
".indexes ?TABLE? Show names of all indexes\n"
" If TABLE specified, only show indexes for tables\n"
" matching LIKE pattern TABLE.\n"
#ifdef SQLITE_ENABLE_IOTRACE
".iotrace FILE Enable I/O diagnostic logging to FILE\n"
@ -2426,6 +2427,115 @@ static void output_reset(ShellState *p){
p->out = stdout;
}
/*
** Run an SQL command and return the single integer result.
*/
static int db_int(ShellState *p, const char *zSql){
sqlite3_stmt *pStmt;
int res = 0;
sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0);
if( pStmt && sqlite3_step(pStmt)==SQLITE_ROW ){
res = sqlite3_column_int(pStmt,0);
}
sqlite3_finalize(pStmt);
return res;
}
/*
** Convert a 2-byte or 4-byte big-endian integer into a native integer
*/
unsigned int get2byteInt(unsigned char *a){
return (a[0]<<8) + a[1];
}
unsigned int get4byteInt(unsigned char *a){
return (a[0]<<24) + (a[1]<<16) + (a[2]<<8) + a[3];
}
/*
** Implementation of the ".info" command.
**
** Return 1 on error, 2 to exit, and 0 otherwise.
*/
static int shell_dbinfo_command(ShellState *p, int nArg, char **azArg){
static const struct { const char *zName; int ofst; } aField[] = {
{ "file change counter:", 24 },
{ "database page count:", 28 },
{ "freelist page count:", 36 },
{ "schema cookie:", 40 },
{ "schema format:", 44 },
{ "default cache size:", 48 },
{ "autovacuum top root:", 52 },
{ "incremental vacuum:", 64 },
{ "text encoding:", 56 },
{ "user version:", 60 },
{ "application id:", 68 },
{ "software version:", 96 },
};
static const struct { const char *zName; const char *zSql; } aQuery[] = {
{ "number of tables:",
"SELECT count(*) FROM %s WHERE type='table'" },
{ "number of indexes:",
"SELECT count(*) FROM %s WHERE type='index'" },
{ "number of triggers:",
"SELECT count(*) FROM %s WHERE type='trigger'" },
{ "number of views:",
"SELECT count(*) FROM %s WHERE type='view'" },
{ "schema size:",
"SELECT total(length(sql)) FROM %s" },
};
sqlite3_file *pFile;
int i;
char *zSchemaTab;
char *zDb = nArg>=2 ? azArg[1] : "main";
unsigned char aHdr[100];
open_db(p, 0);
if( p->db==0 ) return 1;
sqlite3_file_control(p->db, zDb, SQLITE_FCNTL_FILE_POINTER, &pFile);
if( pFile==0 || pFile->pMethods==0 || pFile->pMethods->xRead==0 ){
return 1;
}
i = pFile->pMethods->xRead(pFile, aHdr, 100, 0);
if( i!=SQLITE_OK ){
fprintf(stderr, "unable to read database header\n");
return 1;
}
i = get2byteInt(aHdr+16);
if( i==1 ) i = 65536;
fprintf(p->out, "%-20s %d\n", "database page size:", i);
fprintf(p->out, "%-20s %d\n", "write format:", aHdr[18]);
fprintf(p->out, "%-20s %d\n", "read format:", aHdr[19]);
fprintf(p->out, "%-20s %d\n", "reserved bytes:", aHdr[20]);
for(i=0; i<sizeof(aField)/sizeof(aField[0]); i++){
int ofst = aField[i].ofst;
unsigned int val = get4byteInt(aHdr + ofst);
fprintf(p->out, "%-20s %u", aField[i].zName, val);
switch( ofst ){
case 56: {
if( val==1 ) fprintf(p->out, " (utf8)");
if( val==2 ) fprintf(p->out, " (utf16le)");
if( val==3 ) fprintf(p->out, " (utf16be)");
}
}
fprintf(p->out, "\n");
}
if( zDb==0 ){
zSchemaTab = sqlite3_mprintf("main.sqlite_master");
}else if( strcmp(zDb,"temp")==0 ){
zSchemaTab = sqlite3_mprintf("%s", "sqlite_temp_master");
}else{
zSchemaTab = sqlite3_mprintf("\"%w\".sqlite_master", zDb);
}
for(i=0; i<sizeof(aQuery)/sizeof(aQuery[0]); i++){
char *zSql = sqlite3_mprintf(aQuery[i].zSql, zSchemaTab);
int val = db_int(p, zSql);
sqlite3_free(zSql);
fprintf(p->out, "%-20s %d\n", aQuery[i].zName, val);
}
sqlite3_free(zSchemaTab);
return 0;
}
/*
** If an input line begins with "." then invoke this routine to
** process that line.
@ -2568,6 +2678,10 @@ static int do_meta_command(char *zLine, ShellState *p){
}
}else
if( c=='d' && strncmp(azArg[0], "dbinfo", n)==0 ){
rc = shell_dbinfo_command(p, nArg, azArg);
}else
if( c=='d' && strncmp(azArg[0], "dump", n)==0 ){
open_db(p, 0);
/* When playing back a "dump", the content might appear in an order
@ -2936,7 +3050,8 @@ static int do_meta_command(char *zLine, ShellState *p){
if( needCommit ) sqlite3_exec(db, "COMMIT", 0, 0, 0);
}else
if( c=='i' && strncmp(azArg[0], "indices", n)==0 ){
if( c=='i' && (strncmp(azArg[0], "indices", n)==0
|| strncmp(azArg[0], "indexes", n)==0) ){
ShellState data;
char *zErrMsg = 0;
open_db(p, 0);
@ -2966,7 +3081,7 @@ static int do_meta_command(char *zLine, ShellState *p){
);
zShellStatic = 0;
}else{
fprintf(stderr, "Usage: .indices ?LIKE-PATTERN?\n");
fprintf(stderr, "Usage: .indexes ?LIKE-PATTERN?\n");
rc = 1;
goto meta_command_exit;
}

13
test/shell1.test
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@ -406,19 +406,22 @@ do_test shell1-3.11.3 {
catchcmd "test.db" ".import FOO BAR BAD"
} {1 {Usage: .import FILE TABLE}}
# .indices ?TABLE? Show names of all indices
# If TABLE specified, only show indices for tables
# .indexes ?TABLE? Show names of all indexes
# If TABLE specified, only show indexes for tables
# matching LIKE pattern TABLE.
do_test shell1-3.12.1 {
catchcmd "test.db" ".indices"
catchcmd "test.db" ".indexes"
} {0 {}}
do_test shell1-3.12.2 {
catchcmd "test.db" ".indexes FOO"
} {0 {}}
do_test shell1-3.12.2-legacy {
catchcmd "test.db" ".indices FOO"
} {0 {}}
do_test shell1-3.12.3 {
# too many arguments
catchcmd "test.db" ".indices FOO BAD"
} {1 {Usage: .indices ?LIKE-PATTERN?}}
catchcmd "test.db" ".indexes FOO BAD"
} {1 {Usage: .indexes ?LIKE-PATTERN?}}
# .mode MODE ?TABLE? Set output mode where MODE is one of:
# ascii Columns/rows delimited by 0x1F and 0x1E