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Overview
Comment:In the CLI, allow the SQLITE_HISTORY environment variable, if it exists, to specify an alternative file in which to store the shell edit history.
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SHA3-256: 696e82f7c82d1720756078e73f3b15b4cafc202ec290e66f9095a3246c65a3cb
User & Date: drh 2018-10-10 18:56:40
Context
2018-10-11
02:39
In the unix VFS, fix the heap shm allocator (used for unix-excl) so that it works even on systems where the page size is larger than 32KB. (check-in: 7fbb083c user: drh tags: trunk)
2018-10-10
18:56
In the CLI, allow the SQLITE_HISTORY environment variable, if it exists, to specify an alternative file in which to store the shell edit history. (check-in: 696e82f7 user: drh tags: trunk)
2018-10-08
20:04
Fix an issue with the new memstat.c extension. (check-in: ce6e80b1 user: drh tags: trunk)
Changes
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Changes to src/shell.c.in.

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    }
    free(azCmd);
  }else{
    /* Run commands received from standard input
    */
    if( stdin_is_interactive ){
      char *zHome;
      char *zHistory = 0;
      int nHistory;
      printf(
        "SQLite version %s %.19s\n" /*extra-version-info*/
        "Enter \".help\" for usage hints.\n",
        sqlite3_libversion(), sqlite3_sourceid()
      );
      if( warnInmemoryDb ){
        printf("Connected to a ");
        printBold("transient in-memory database");
        printf(".\nUse \".open FILENAME\" to reopen on a "
               "persistent database.\n");
      }



      zHome = find_home_dir(0);
      if( zHome ){
        nHistory = strlen30(zHome) + 20;
        if( (zHistory = malloc(nHistory))!=0 ){
          sqlite3_snprintf(nHistory, zHistory,"%s/.sqlite_history", zHome);
        }
      }
      if( zHistory ){ shell_read_history(zHistory); }
#if HAVE_READLINE || HAVE_EDITLINE








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    }
    free(azCmd);
  }else{
    /* Run commands received from standard input
    */
    if( stdin_is_interactive ){
      char *zHome;
      char *zHistory;
      int nHistory;
      printf(
        "SQLite version %s %.19s\n" /*extra-version-info*/
        "Enter \".help\" for usage hints.\n",
        sqlite3_libversion(), sqlite3_sourceid()
      );
      if( warnInmemoryDb ){
        printf("Connected to a ");
        printBold("transient in-memory database");
        printf(".\nUse \".open FILENAME\" to reopen on a "
               "persistent database.\n");
      }
      zHistory = getenv("SQLITE_HISTORY");
      if( zHistory ){
        zHistory = strdup(zHistory);
      }else if( (zHome = find_home_dir(0))!=0 ){

        nHistory = strlen30(zHome) + 20;
        if( (zHistory = malloc(nHistory))!=0 ){
          sqlite3_snprintf(nHistory, zHistory,"%s/.sqlite_history", zHome);
        }
      }
      if( zHistory ){ shell_read_history(zHistory); }
#if HAVE_READLINE || HAVE_EDITLINE
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