aboutsummaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/shell.c52
-rw-r--r--src/sqlite.h.in12
-rw-r--r--src/where.c16
3 files changed, 59 insertions, 21 deletions
diff --git a/src/shell.c b/src/shell.c
index 4b05c1984..05c79d4fa 100644
--- a/src/shell.c
+++ b/src/shell.c
@@ -59,18 +59,38 @@
# include <readline/readline.h>
# include <readline/history.h>
#endif
+
#if HAVE_EDITLINE
-# undef HAVE_READLINE
-# define HAVE_READLINE 1
# include <editline/readline.h>
#endif
-#if !HAVE_READLINE
-# define add_history(X)
-# define read_history(X)
-# define write_history(X)
-# define stifle_history(X)
+
+#if HAVE_EDITLINE || HAVE_READLINE
+
+# define shell_add_history(X) add_history(X)
+# define shell_read_history(X) read_history(X)
+# define shell_write_history(X) write_history(X)
+# define shell_stifle_history(X) stifle_history(X)
+# define shell_readline(X) readline(X)
+
+#elif HAVE_LINENOISE
+
+# include "linenoise.h"
+# define shell_add_history(X) linenoiseHistoryAdd(X)
+# define shell_read_history(X) linenoiseHistoryLoad(X)
+# define shell_write_history(X) linenoiseHistorySave(X)
+# define shell_stifle_history(X) linenoiseHistorySetMaxLen(X)
+# define shell_readline(X) linenoise(X)
+
+#else
+
+# define shell_read_history(X)
+# define shell_write_history(X)
+# define shell_stifle_history(X)
+
+# define SHELL_USE_LOCAL_GETLINE 1
#endif
+
#if defined(_WIN32) || defined(WIN32)
# include <io.h>
# include <fcntl.h>
@@ -451,14 +471,14 @@ static char *one_input_line(FILE *in, char *zPrior, int isContinuation){
zResult = local_getline(zPrior, in);
}else{
zPrompt = isContinuation ? continuePrompt : mainPrompt;
-#if HAVE_READLINE
- free(zPrior);
- zResult = readline(zPrompt);
- if( zResult && *zResult ) add_history(zResult);
-#else
+#if SHELL_USE_LOCAL_GETLINE
printf("%s", zPrompt);
fflush(stdout);
zResult = local_getline(zPrior, stdin);
+#else
+ free(zPrior);
+ zResult = shell_readline(zPrompt);
+ if( zResult && *zResult ) shell_add_history(zResult);
#endif
}
return zResult;
@@ -4917,13 +4937,11 @@ int main(int argc, char **argv){
sqlite3_snprintf(nHistory, zHistory,"%s/.sqlite_history", zHome);
}
}
-#if HAVE_READLINE
- if( zHistory ) read_history(zHistory);
-#endif
+ if( zHistory ) shell_read_history(zHistory);
rc = process_input(&data, 0);
if( zHistory ){
- stifle_history(100);
- write_history(zHistory);
+ shell_stifle_history(100);
+ shell_write_history(zHistory);
free(zHistory);
}
}else{
diff --git a/src/sqlite.h.in b/src/sqlite.h.in
index fccbe2a19..698f2c812 100644
--- a/src/sqlite.h.in
+++ b/src/sqlite.h.in
@@ -2232,6 +2232,10 @@ void sqlite3_free_table(char **result);
**
** These routines are work-alikes of the "printf()" family of functions
** from the standard C library.
+** These routines understand most of the common K&R formatting options,
+** plus some additional non-standard formats, detailed below.
+** Note that some of the more obscure formatting options from recent
+** C-library standards are omitted from this implementation.
**
** ^The sqlite3_mprintf() and sqlite3_vmprintf() routines write their
** results into memory obtained from [sqlite3_malloc()].
@@ -2264,7 +2268,7 @@ void sqlite3_free_table(char **result);
** These routines all implement some additional formatting
** options that are useful for constructing SQL statements.
** All of the usual printf() formatting options apply. In addition, there
-** is are "%q", "%Q", and "%z" options.
+** is are "%q", "%Q", "%w" and "%z" options.
**
** ^(The %q option works like %s in that it substitutes a nul-terminated
** string from the argument list. But %q also doubles every '\'' character.
@@ -2317,6 +2321,12 @@ void sqlite3_free_table(char **result);
** The code above will render a correct SQL statement in the zSQL
** variable even if the zText variable is a NULL pointer.
**
+** ^(The "%w" formatting option is like "%q" except that it expects to
+** be contained within double-quotes instead of single quotes, and it
+** escapes the double-quote character instead of the single-quote
+** character.)^ The "%w" formatting option is intended for safely inserting
+** table and column names into a constructed SQL statement.
+**
** ^(The "%z" formatting option works like "%s" but with the
** addition that after the string has been read and copied into
** the result, [sqlite3_free()] is called on the input string.)^
diff --git a/src/where.c b/src/where.c
index 183a8cb66..d01945de7 100644
--- a/src/where.c
+++ b/src/where.c
@@ -1612,11 +1612,16 @@ static void constructAutomaticIndex(
pLoop = pLevel->pWLoop;
idxCols = 0;
for(pTerm=pWC->a; pTerm<pWCEnd; pTerm++){
+ Expr *pExpr = pTerm->pExpr;
+ assert( !ExprHasProperty(pExpr, EP_FromJoin) /* prereq always non-zero */
+ || pExpr->iRightJoinTable!=pSrc->iCursor /* for the right-hand */
+ || pLoop->prereq!=0 ); /* table of a LEFT JOIN */
if( pLoop->prereq==0
&& (pTerm->wtFlags & TERM_VIRTUAL)==0
- && sqlite3ExprIsTableConstant(pTerm->pExpr, pSrc->iCursor) ){
+ && !ExprHasProperty(pExpr, EP_FromJoin)
+ && sqlite3ExprIsTableConstant(pExpr, pSrc->iCursor) ){
pPartial = sqlite3ExprAnd(pParse->db, pPartial,
- sqlite3ExprDup(pParse->db, pTerm->pExpr, 0));
+ sqlite3ExprDup(pParse->db, pExpr, 0));
}
if( termCanDriveIndex(pTerm, pSrc, notReady) ){
int iCol = pTerm->u.leftColumn;
@@ -4694,7 +4699,12 @@ static int whereUsablePartialIndex(int iTab, WhereClause *pWC, Expr *pWhere){
int i;
WhereTerm *pTerm;
for(i=0, pTerm=pWC->a; i<pWC->nTerm; i++, pTerm++){
- if( sqlite3ExprImpliesExpr(pTerm->pExpr, pWhere, iTab) ) return 1;
+ Expr *pExpr = pTerm->pExpr;
+ if( sqlite3ExprImpliesExpr(pExpr, pWhere, iTab)
+ && (!ExprHasProperty(pExpr, EP_FromJoin) || pExpr->iRightJoinTable==iTab)
+ ){
+ return 1;
+ }
}
return 0;
}