Fossil

# System autoconfiguration. Try: ./configure --help

use cc cc-lib

options {
    with-openssl:path|auto|none
                         => {Look for OpenSSL in the given path, or auto or none}
    with-miniz=0         => {Use miniz from the source tree}
    with-zlib:path       => {Look for zlib in the given path}
    with-legacy-mv-rm=0  => {Enable legacy behavior for mv/rm (skip checkout files)}
    with-th1-docs=0      => {Enable TH1 for embedded documentation pages}
    with-th1-hooks=0     => {Enable TH1 hooks for commands and web pages}
    with-tcl:path        => {Enable Tcl integration, with Tcl in the specified path}
    with-tcl-stubs=0     => {Enable Tcl integration via stubs library mechanism}
    with-tcl-private-stubs=0
                         => {Enable Tcl integration via private stubs mechanism}
    internal-sqlite=1    => {Don't use the internal SQLite, use the system one}

    # is required in the CFLAGS because json*.c
    # have #ifdef guards around the whole file without
    # reading config.h first.
    define-append EXTRA_CFLAGS -DFOSSIL_ENABLE_JSON
    define FOSSIL_ENABLE_JSON
    msg-result "JSON support enabled"
}

if {[opt-bool with-legacy-mv-rm]} {
    define-append EXTRA_CFLAGS -DFOSSIL_ENABLE_LEGACY_MV_RM
    define FOSSIL_ENABLE_LEGACY_MV_RM
    msg-result "Legacy mv/rm support enabled"
}

if {[opt-bool with-th1-docs]} {
    define-append EXTRA_CFLAGS -DFOSSIL_ENABLE_TH1_DOCS
    define FOSSIL_ENABLE_TH1_DOCS
    msg-result "TH1 embedded documentation support enabled"
}

*/
#include "config.h"
#include "add.h"
#include <assert.h>
#include <dirent.h>
#include "cygsup.h"

/*
** WARNING: For Fossil version 1.x this value was always zero.  For Fossil
**          2.x, it will probably always be one.  When this value is zero,
**          files in the checkout will not be moved by the "mv" command and
**          files in the checkout will not be removed by the "rm" command.
**
**          If the FOSSIL_ENABLE_LEGACY_MV_RM compile-time option is used,
**          the "mv-rm-files" setting will be consulted instead of using
**          this value.
**
**          To retain the Fossil version 1.x behavior when using Fossil 2.x,
**          the FOSSIL_ENABLE_LEGACY_MV_RM compile-time option must be used
**          -AND- the "mv-rm-files" setting must be set to zero.
*/
#ifndef FOSSIL_MV_RM_FILE
#define FOSSIL_MV_RM_FILE                        (0)
#endif

/*
** This routine returns the names of files in a working checkout that
** are created by Fossil itself, and hence should not be added, deleted,
** or merge, and should be omitted from "clean" and "extras" lists.
**
** Return the N-th name.  The first name has N==0.  When all names have
** been used, return 0.

  }
  glob_free(pIgnore);
  glob_free(pClean);

  add_files_in_sfile(vid);
  db_end_transaction(0);
}

/*
** This function adds a file to list of files to delete from disk after
** the other actions required for the parent operation have completed
** successfully.  The first time it is called for the current process,
** it creates a temporary table named "fremove", to keep track of these
** files.
*/
static void add_file_to_remove(
  const char *zOldName /* The old name of the file on disk. */
){
  static int tableCreated = 0;
  Blob fullOldName;
  if( !tableCreated ){
    db_multi_exec("CREATE TEMP TABLE fremove(x TEXT PRIMARY KEY %s)",
                  filename_collation());
    tableCreated = 1;
  }
  file_canonical_name(zOldName, &fullOldName, 0);
  db_multi_exec("INSERT INTO fremove VALUES('%q');", blob_str(&fullOldName));
  blob_reset(&fullOldName);
}

/*
** This function deletes files from the checkout, using the file names
** contained in the temporary table "fremove".  The temporary table is
** created on demand by the add_file_to_remove() function.
**
** If dryRunFlag is non-zero, no files will be removed; however, their
** names will still be output.
**
** The temporary table "fremove" is dropped after being processed.
*/
static void process_files_to_remove(
  int dryRunFlag /* Zero to actually operate on the file-system. */
){
  Stmt remove;
  db_prepare(&remove, "SELECT x FROM fremove ORDER BY x;");
  while( db_step(&remove)==SQLITE_ROW ){
    const char *zOldName = db_column_text(&remove, 0);
    if( !dryRunFlag ){
      file_delete(zOldName);
    }
    fossil_print("DELETED_FILE %s\n", zOldName);
  }
  db_finalize(&remove);
  db_multi_exec("DROP TABLE fremove;");
}

/*
** COMMAND: rm
** COMMAND: delete
** COMMAND: forget*
**
** Usage: %fossil rm|delete|forget FILE1 ?FILE2 ...?
**
** Remove one or more files or directories from the repository.
**
** The 'rm' and 'delete' commands do NOT normally remove the files from
** disk.  They just mark the files as no longer being part of the project.
** In other words, future changes to the named files will not be versioned.
** However, the default behavior of this command may be overridden via the
** command line options listed below and/or the 'mv-rm-files' setting.
**
** The 'forget' command never removes files from disk, even when the command
** line options and/or the 'mv-rm-files' setting would otherwise require it
** to do so.
**
** WARNING: If the "--hard" option is specified -OR- the "mv-rm-files"
**          setting is non-zero, files WILL BE removed from disk as well.
**          This does NOT apply to the 'forget' command.
**
** Options:
**   --soft                  Skip removing files from the checkout.
**                           This supersedes the --hard option.
**   --hard                  Remove files from the checkout.
**   --case-sensitive <BOOL> Override the case-sensitive setting.
**   -n|--dry-run            If given, display instead of run actions.
**
** See also: addremove, add
*/
void delete_cmd(void){
  int i;
  int removeFiles;
  int dryRunFlag;
  int softFlag;
  int hardFlag;
  Stmt loop;

  dryRunFlag = find_option("dry-run","n",0)!=0;
  softFlag = find_option("soft",0,0)!=0;
  hardFlag = find_option("hard",0,0)!=0;

  /* We should be done with options.. */
  verify_all_options();

  db_must_be_within_tree();
  db_begin_transaction();
  if( g.argv[1][0]=='f' ){ /* i.e. "forget" */
    removeFiles = 0;
  }else if( softFlag ){
    removeFiles = 0;
  }else if( hardFlag ){
    removeFiles = 1;
  }else{
#if FOSSIL_ENABLE_LEGACY_MV_RM
    removeFiles = db_get_boolean("mv-rm-files",0);
#else
    removeFiles = FOSSIL_MV_RM_FILE;
#endif
  }
  db_multi_exec("CREATE TEMP TABLE sfile(x TEXT PRIMARY KEY %s)",
                filename_collation());
  for(i=2; i<g.argc; i++){
    Blob treeName;
    char *zTreeName;

    file_tree_name(g.argv[i], &treeName, 1);

    );
    blob_reset(&treeName);
  }

  db_prepare(&loop, "SELECT x FROM sfile");
  while( db_step(&loop)==SQLITE_ROW ){
    fossil_print("DELETED %s\n", db_column_text(&loop, 0));
    if( removeFiles ) add_file_to_remove(db_column_text(&loop, 0));
  }
  db_finalize(&loop);
  if( !dryRunFlag ){
    db_multi_exec(
      "UPDATE vfile SET deleted=1 WHERE pathname IN sfile;"
      "DELETE FROM vfile WHERE rid=0 AND deleted;"
    );
  }
  db_end_transaction(0);
  if( removeFiles ) process_files_to_remove(dryRunFlag);
}

/*
** Capture the command-line --case-sensitive option.
*/
static const char *zCaseSensitive = 0;
void capture_case_sensitive_option(void){

** Rename a single file.
**
** The original name of the file is zOrig.  The new filename is zNew.
*/
static void mv_one_file(
  int vid,
  const char *zOrig,
  const char *zNew,
  int dryRunFlag
){
  int x = db_int(-1, "SELECT deleted FROM vfile WHERE pathname=%Q %s",
                         zNew, filename_collation());
  if( x>=0 ){
    if( x==0 ){
      fossil_fatal("cannot rename '%s' to '%s' since another file named '%s'"
                   " is currently under management", zOrig, zNew, zNew);
    }else{
      fossil_fatal("cannot rename '%s' to '%s' since the delete of '%s' has "
                   "not yet been committed", zOrig, zNew, zNew);
    }
  }
  fossil_print("RENAME %s %s\n", zOrig, zNew);
  if( !dryRunFlag ){
    db_multi_exec(
      "UPDATE vfile SET pathname='%q' WHERE pathname='%q' %s AND vid=%d",
      zNew, zOrig, filename_collation(), vid
    );
  }
}

/*
** This function adds a file to list of files to move on disk after the
** other actions required for the parent operation have completed
** successfully.  The first time it is called for the current process,
** it creates a temporary table named "fmove", to keep track of these
** files.
*/
static void add_file_to_move(
  const char *zOldName, /* The old name of the file on disk. */
  const char *zNewName  /* The new name of the file on disk. */
){
  static int tableCreated = 0;
  Blob fullOldName;
  Blob fullNewName;
  if( !tableCreated ){
    db_multi_exec("CREATE TEMP TABLE fmove(x TEXT PRIMARY KEY %s, y TEXT %s)",
                  filename_collation(), filename_collation());
    tableCreated = 1;
  }
  file_canonical_name(zOldName, &fullOldName, 0);
  file_canonical_name(zNewName, &fullNewName, 0);
  db_multi_exec("INSERT INTO fmove VALUES('%q','%q');",
                blob_str(&fullOldName), blob_str(&fullNewName));
  blob_reset(&fullNewName);
  blob_reset(&fullOldName);
}

/*
** This function moves files within the checkout, using the file names
** contained in the temporary table "fmove".  The temporary table is
** created on demand by the add_file_to_move() function.
**
** If dryRunFlag is non-zero, no files will be moved; however, their
** names will still be output.
**
** The temporary table "fmove" is dropped after being processed.
*/
static void process_files_to_move(
  int dryRunFlag /* Zero to actually operate on the file-system. */
){
  Stmt move;
  db_prepare(&move, "SELECT x, y FROM fmove ORDER BY x;");
  while( db_step(&move)==SQLITE_ROW ){
    const char *zOldName = db_column_text(&move, 0);
    const char *zNewName = db_column_text(&move, 1);
    if( !dryRunFlag ){
      if( file_wd_islink(zOldName) ){
        symlink_copy(zOldName, zNewName);
      }else{
        file_copy(zOldName, zNewName);
      }
      file_delete(zOldName);
    }
    fossil_print("MOVED_FILE %s\n", zOldName);
  }
  db_finalize(&move);
  db_multi_exec("DROP TABLE fmove;");
}

/*
** COMMAND: mv
** COMMAND: rename*
**
** Usage: %fossil mv|rename OLDNAME NEWNAME
**    or: %fossil mv|rename OLDNAME... DIR
**
** Move or rename one or more files or directories within the repository tree.
** You can either rename a file or directory or move it to another subdirectory.
**
** The 'mv' command does NOT normally rename or move the files on disk.
** This command merely records the fact that file names have changed so
** that appropriate notations can be made at the next commit/check-in.
** However, the default behavior of this command may be overridden via
** command line options listed below and/or the 'mv-rm-files' setting.
**
** The 'rename' command never renames or moves files on disk, even when the
** command line options and/or the 'mv-rm-files' setting would otherwise
** require it to do so.
**
** WARNING: If the "--hard" option is specified -OR- the "mv-rm-files"
**          setting is non-zero, files WILL BE renamed or moved on disk
**          as well.  This does NOT apply to the 'rename' command.
**
** Options:
**   --soft                  Skip moving files within the checkout.
**                           This supersedes the --hard option.
**   --hard                  Move files within the checkout.
**   --case-sensitive <BOOL> Override the case-sensitive setting.
**   -n|--dry-run            If given, display instead of run actions.
**
** See also: changes, status
*/
void mv_cmd(void){
  int i;
  int vid;
  int moveFiles;
  int dryRunFlag;
  int softFlag;
  int hardFlag;
  char *zDest;
  Blob dest;
  Stmt q;

  db_must_be_within_tree();
  dryRunFlag = find_option("dry-run","n",0)!=0;
  softFlag = find_option("soft",0,0)!=0;
  hardFlag = find_option("hard",0,0)!=0;

  /* We should be done with options.. */
  verify_all_options();

  vid = db_lget_int("checkout", 0);
  if( vid==0 ){
    fossil_fatal("no checkout rename files in");
  }
  if( g.argc<4 ){
    usage("OLDNAME NEWNAME");
  }
  zDest = g.argv[g.argc-1];
  db_begin_transaction();
  if( g.argv[1][0]=='r' ){ /* i.e. "rename" */
    moveFiles = 0;
  }else if( softFlag ){
    moveFiles = 0;
  }else if( hardFlag ){
    moveFiles = 1;
  }else{
#if FOSSIL_ENABLE_LEGACY_MV_RM
    moveFiles = db_get_boolean("mv-rm-files",0);
#else
    moveFiles = FOSSIL_MV_RM_FILE;
#endif
  }
  file_tree_name(zDest, &dest, 1);
  db_multi_exec(
    "UPDATE vfile SET origname=pathname WHERE origname IS NULL;"
  );
  db_multi_exec(
    "CREATE TEMP TABLE mv(f TEXT UNIQUE ON CONFLICT IGNORE, t TEXT);"
  );

      db_finalize(&q);
    }
  }
  db_prepare(&q, "SELECT f, t FROM mv ORDER BY f");
  while( db_step(&q)==SQLITE_ROW ){
    const char *zFrom = db_column_text(&q, 0);
    const char *zTo = db_column_text(&q, 1);
    mv_one_file(vid, zFrom, zTo, dryRunFlag);
    if( moveFiles ) add_file_to_move(zFrom, zTo);
  }
  db_finalize(&q);
  db_end_transaction(0);
  if( moveFiles ) process_files_to_move(dryRunFlag);
}

/*
** Function for stash_apply to be able to restore a file and indicate
** newly ADDED state.
*/
int stash_add_files_in_sfile(int vid){
  return add_files_in_sfile(vid);
}

       || db_exists("SELECT 1 FROM tagxref"
                    " WHERE tagid=%d AND rid=%d AND tagtype>0"
                    "   AND value=%Q", TAG_BRANCH, vid, sCiInfo.zBranch))
  ){
    fossil_fatal("cannot commit against a closed leaf");
  }


  if( zComment ){
    blob_zero(&comment);
    blob_append(&comment, zComment, -1);
  }else if( zComFile ){
    blob_zero(&comment);
    blob_read_from_file(&comment, zComFile);
    blob_to_utf8_no_bom(&comment, 1);

    }
  }else{
    db_multi_exec("REPLACE INTO vvar VALUES('ci-comment',%B)", &comment);
    db_end_transaction(0);
    db_begin_transaction();
  }

  /*
  ** Step 1: Compute an aggregate MD5 checksum over the disk image
  ** of every file in vid.  The file names are part of the checksum.
  ** The resulting checksum is the same as is expected on the R-card
  ** of a manifest.
  */
  if( useCksum ) vfile_aggregate_checksum_disk(vid, &cksum1);

  /* Step 2: Insert records for all modified files into the blob
  ** table. If there were arguments passed to this command, only
  ** the identified files are inserted (if they have been modified).
  */
  db_prepare(&q,
    "SELECT id, %Q || pathname, mrid, %s, chnged, %s, %s FROM vfile "
    "WHERE chnged==1 AND NOT deleted AND is_selected(id)",
    g.zLocalRoot,

  { "ignore-glob",            CONFIGSET_PROJ },
  { "keep-glob",              CONFIGSET_PROJ },
  { "crnl-glob",              CONFIGSET_PROJ },
  { "encoding-glob",          CONFIGSET_PROJ },
  { "empty-dirs",             CONFIGSET_PROJ },
  { "allow-symlinks",         CONFIGSET_PROJ },
  { "dotfiles",               CONFIGSET_PROJ },

#ifdef FOSSIL_ENABLE_LEGACY_MV_RM
  { "mv-rm-files",            CONFIGSET_PROJ },
#endif

  { "ticket-table",           CONFIGSET_TKT  },
  { "ticket-common",          CONFIGSET_TKT  },
  { "ticket-change",          CONFIGSET_TKT  },
  { "ticket-newpage",         CONFIGSET_TKT  },
  { "ticket-viewpage",        CONFIGSET_TKT  },
  { "ticket-editpage",        CONFIGSET_TKT  },

  { "keep-glob",        0,             40, 1, 0, ""                    },
  { "localauth",        0,              0, 0, 0, "off"                 },
  { "main-branch",      0,             40, 0, 0, "trunk"               },
  { "manifest",         0,              0, 1, 0, "off"                 },
  { "max-loadavg",      0,             25, 0, 0, "0.0"                 },
  { "max-upload",       0,             25, 0, 0, "250000"              },
  { "mtime-changes",    0,              0, 0, 0, "on"                  },
#if FOSSIL_ENABLE_LEGACY_MV_RM
  { "mv-rm-files",      0,              0, 0, 0, "off"                 },
#endif
  { "pgp-command",      0,             40, 0, 0, "gpg --clearsign -o " },
  { "proxy",            0,             32, 0, 0, "off"                 },
  { "relative-paths",   0,              0, 0, 0, "on"                  },
  { "repo-cksum",       0,              0, 0, 0, "on"                  },
  { "self-register",    0,              0, 0, 0, "off"                 },
  { "ssh-command",      0,             40, 0, 0, ""                    },
  { "ssl-ca-location",  0,             40, 0, 0, ""                    },

**                     global configuration database.
**
**    max-upload       A limit on the size of uplink HTTP requests.  The
**                     default is 250000 bytes.
**
**    mtime-changes    Use file modification times (mtimes) to detect when
**                     files have been modified.  (Default "on".)
**
**    mv-rm-files      If enabled (and Fossil was compiled with legacy "mv/rm"
**                     support), the "mv" and "rename" commands will also move
**                     the associated files within the checkout -AND- the "rm"
**                     and "delete" commands will also remove the associated
**                     files from within the checkout.  Default: off.
**
**    pgp-command      Command used to clear-sign manifests at check-in.
**                     The default is "gpg --clearsign -o ".
**
**    proxy            URL of the HTTP proxy.  If undefined or "off" then
**                     the "http_proxy" environment variable is consulted.
**                     If the http_proxy environment variable is undefined

#if defined(FOSSIL_ENABLE_MINIZ)
    fossil_print("miniz %s, loaded %s\n", MZ_VERSION, mz_version());
#else
    fossil_print("zlib %s, loaded %s\n", ZLIB_VERSION, zlibVersion());
#endif
#if defined(FOSSIL_ENABLE_SSL)
    fossil_print("SSL (%s)\n", SSLeay_version(SSLEAY_VERSION));
#endif
#if defined(FOSSIL_ENABLE_LEGACY_MV_RM)
    fossil_print("LEGACY_MV_RM\n");
#endif
#if defined(FOSSIL_ENABLE_TH1_DOCS)
    fossil_print("TH1_DOCS\n");
#endif
#if defined(FOSSIL_ENABLE_TH1_HOOKS)
    fossil_print("TH1_HOOKS\n");
#endif

#
# FOSSIL_ENABLE_SSL = 1

#### Automatically build OpenSSL when building Fossil (causes rebuild
#    issues when building incrementally).
#
# FOSSIL_BUILD_SSL = 1

#### Enable legacy treatment of mv/rm (skip checkout files)
#
# FOSSIL_ENABLE_LEGACY_MV_RM = 1

#### Enable TH1 scripts in embedded documentation files
#
# FOSSIL_ENABLE_TH1_DOCS = 1

#### Enable hooks for commands and web pages via TH1
#

endif

# With HTTPS support
ifdef FOSSIL_ENABLE_SSL
TCC += -DFOSSIL_ENABLE_SSL=1
RCC += -DFOSSIL_ENABLE_SSL=1
endif

# With legacy treatment of mv/rm
ifdef FOSSIL_ENABLE_LEGACY_MV_RM
TCC += -DFOSSIL_ENABLE_LEGACY_MV_RM=1
RCC += -DFOSSIL_ENABLE_LEGACY_MV_RM=1
endif

# With TH1 embedded docs support
ifdef FOSSIL_ENABLE_TH1_DOCS
TCC += -DFOSSIL_ENABLE_TH1_DOCS=1
RCC += -DFOSSIL_ENABLE_TH1_DOCS=1
endif

# FOSSIL_ENABLE_MINIZ = 1

# Uncomment to enable SSL support
# FOSSIL_ENABLE_SSL = 1

# Uncomment to build SSL libraries
# FOSSIL_BUILD_SSL = 1

# Uncomment to enable legacy treatment of mv/rm
# FOSSIL_ENABLE_LEGACY_MV_RM = 1

# Uncomment to enable TH1 scripts in embedded documentation files
# FOSSIL_ENABLE_TH1_DOCS = 1

# Uncomment to enable TH1 hooks
# FOSSIL_ENABLE_TH1_HOOKS = 1

!ifdef FOSSIL_ENABLE_SSL
TCC       = $(TCC) /DFOSSIL_ENABLE_SSL=1
RCC       = $(RCC) /DFOSSIL_ENABLE_SSL=1
LIBS      = $(LIBS) $(SSLLIB)
LIBDIR    = $(LIBDIR) /LIBPATH:$(SSLLIBDIR)
!endif

!ifdef FOSSIL_ENABLE_LEGACY_MV_RM
TCC       = $(TCC) /DFOSSIL_ENABLE_LEGACY_MV_RM=1
RCC       = $(RCC) /DFOSSIL_ENABLE_LEGACY_MV_RM=1
!endif

!ifdef FOSSIL_ENABLE_TH1_DOCS
TCC       = $(TCC) /DFOSSIL_ENABLE_TH1_DOCS=1
RCC       = $(RCC) /DFOSSIL_ENABLE_TH1_DOCS=1
!endif

!ifdef FOSSIL_ENABLE_TH1_HOOKS

**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.8.9"
#define SQLITE_VERSION_NUMBER 3008009
#define SQLITE_SOURCE_ID      "2015-04-08 12:16:33 8a8ffc862e96f57aa698f93de10dee28e69f6e09"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version, sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros

      if( bArgList ){
        width = (int)getIntArg(pArgList);
      }else{
        width = va_arg(ap,int);
      }
      if( width<0 ){
        flag_leftjustify = 1;
        width = width >= -2147483647 ? -width : 0;
      }
      c = *++fmt;
    }else{
      unsigned wx = 0;
      while( c>='0' && c<='9' ){
        wx = wx*10 + c - '0';
        c = *++fmt;
      }
      testcase( wx>0x7fffffff );
      width = wx & 0x7fffffff;
    }

    /* Get the precision */
    if( c=='.' ){
      precision = 0;
      c = *++fmt;
      if( c=='*' ){
        if( bArgList ){
          precision = (int)getIntArg(pArgList);
        }else{
          precision = va_arg(ap,int);
        }

        c = *++fmt;
        if( precision<0 ){
          precision = precision >= -2147483647 ? -precision : -1;
        }
      }else{
        unsigned px = 0;
        while( c>='0' && c<='9' ){
          px = px*10 + c - '0';
          c = *++fmt;
        }
        testcase( px>0x7fffffff );
        precision = px & 0x7fffffff;
      }
    }else{
      precision = -1;
    }
    /* Get the conversion type modifier */
    if( c=='l' ){
      flag_long = 1;

          prefix = '-';
        }else{
          if( flag_plussign )          prefix = '+';
          else if( flag_blanksign )    prefix = ' ';
          else                         prefix = 0;
        }
        if( xtype==etGENERIC && precision>0 ) precision--;
        testcase( precision>0xfff );
        for(idx=precision&0xfff, rounder=0.5; idx>0; idx--, rounder*=0.1){}
        if( xtype==etFLOAT ) realvalue += rounder;
        /* Normalize realvalue to within 10.0 > realvalue >= 1.0 */
        exp = 0;
        if( sqlite3IsNaN((double)realvalue) ){
          bufpt = "NaN";
          length = 3;
          break;

          flag_rtz = flag_altform2;
        }
        if( xtype==etEXP ){
          e2 = 0;
        }else{
          e2 = exp;
        }
        if( MAX(e2,0)+(i64)precision+(i64)width > etBUFSIZE - 15 ){
          bufpt = zExtra 
              = sqlite3Malloc( MAX(e2,0)+(i64)precision+(i64)width+15 );
          if( bufpt==0 ){
            setStrAccumError(pAccum, STRACCUM_NOMEM);
            return;
          }
        }
        zOut = bufpt;
        nsd = 16 + flag_altform2*10;

** able to accept at least N more bytes of text.
**
** Return the number of bytes of text that StrAccum is able to accept
** after the attempted enlargement.  The value returned might be zero.
*/
static int sqlite3StrAccumEnlarge(StrAccum *p, int N){
  char *zNew;
  assert( p->nChar+(i64)N >= p->nAlloc ); /* Only called if really needed */
  if( p->accError ){
    testcase(p->accError==STRACCUM_TOOBIG);
    testcase(p->accError==STRACCUM_NOMEM);
    return 0;
  }
  if( !p->useMalloc ){
    N = p->nAlloc - p->nChar - 1;

  return N;
}

/*
** Append N copies of character c to the given string buffer.
*/
SQLITE_PRIVATE void sqlite3AppendChar(StrAccum *p, int N, char c){
  testcase( p->nChar + (i64)N > 0x7fffffff );
  if( p->nChar+(i64)N >= p->nAlloc && (N = sqlite3StrAccumEnlarge(p, N))<=0 ){
    return;
  }
  while( (N--)>0 ) p->zText[p->nChar++] = c;
}

/*
** The StrAccum "p" is not large enough to accept N new bytes of z[].
** So enlarge if first, then do the append.
**

**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.8.9"
#define SQLITE_VERSION_NUMBER 3008009
#define SQLITE_SOURCE_ID      "2015-04-08 12:16:33 8a8ffc862e96f57aa698f93de10dee28e69f6e09"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version, sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros

/*
** TH1 command: hasfeature STRING
**
** Return true if the fossil binary has the given compile-time feature
** enabled. The set of features includes:
**
** "ssl"             = FOSSIL_ENABLE_SSL
** "legacyMvRm"      = FOSSIL_ENABLE_LEGACY_MV_RM
** "th1Docs"         = FOSSIL_ENABLE_TH1_DOCS
** "th1Hooks"        = FOSSIL_ENABLE_TH1_HOOKS
** "tcl"             = FOSSIL_ENABLE_TCL
** "useTclStubs"     = USE_TCL_STUBS
** "tclStubs"        = FOSSIL_ENABLE_TCL_STUBS
** "tclPrivateStubs" = FOSSIL_ENABLE_TCL_PRIVATE_STUBS
** "json"            = FOSSIL_ENABLE_JSON

  if(NULL==zArg){
    /* placeholder for following ifdefs... */
  }
#if defined(FOSSIL_ENABLE_SSL)
  else if( 0 == fossil_strnicmp( zArg, "ssl\0", 4 ) ){
    rc = 1;
  }
#endif
#if defined(FOSSIL_ENABLE_LEGACY_MV_RM)
  else if( 0 == fossil_strnicmp( zArg, "legacyMvRm\0", 11 ) ){
    rc = 1;
  }
#endif
#if defined(FOSSIL_ENABLE_TH1_DOCS)
  else if( 0 == fossil_strnicmp( zArg, "th1Docs\0", 8 ) ){
    rc = 1;
  }
#endif
#if defined(FOSSIL_ENABLE_TH1_HOOKS)

#
# FOSSIL_ENABLE_SSL = 1

#### Automatically build OpenSSL when building Fossil (causes rebuild
#    issues when building incrementally).
#
# FOSSIL_BUILD_SSL = 1

#### Enable legacy treatment of mv/rm (skip checkout files)
#
# FOSSIL_ENABLE_LEGACY_MV_RM = 1

#### Enable TH1 scripts in embedded documentation files
#
# FOSSIL_ENABLE_TH1_DOCS = 1

#### Enable hooks for commands and web pages via TH1
#

endif

# With HTTPS support
ifdef FOSSIL_ENABLE_SSL
TCC += -DFOSSIL_ENABLE_SSL=1
RCC += -DFOSSIL_ENABLE_SSL=1
endif

# With legacy treatment of mv/rm
ifdef FOSSIL_ENABLE_LEGACY_MV_RM
TCC += -DFOSSIL_ENABLE_LEGACY_MV_RM=1
RCC += -DFOSSIL_ENABLE_LEGACY_MV_RM=1
endif

# With TH1 embedded docs support
ifdef FOSSIL_ENABLE_TH1_DOCS
TCC += -DFOSSIL_ENABLE_TH1_DOCS=1
RCC += -DFOSSIL_ENABLE_TH1_DOCS=1
endif

#
FOSSIL_ENABLE_SSL = 1

#### Automatically build OpenSSL when building Fossil (causes rebuild
#    issues when building incrementally).
#
# FOSSIL_BUILD_SSL = 1

#### Enable legacy treatment of mv/rm (skip checkout files)
#
FOSSIL_ENABLE_LEGACY_MV_RM = 1

#### Enable TH1 scripts in embedded documentation files
#
FOSSIL_ENABLE_TH1_DOCS = 1

#### Enable hooks for commands and web pages via TH1
#

endif

# With HTTPS support
ifdef FOSSIL_ENABLE_SSL
TCC += -DFOSSIL_ENABLE_SSL=1
RCC += -DFOSSIL_ENABLE_SSL=1
endif

# With legacy treatment of mv/rm
ifdef FOSSIL_ENABLE_LEGACY_MV_RM
TCC += -DFOSSIL_ENABLE_LEGACY_MV_RM=1
RCC += -DFOSSIL_ENABLE_LEGACY_MV_RM=1
endif

# With TH1 embedded docs support
ifdef FOSSIL_ENABLE_TH1_DOCS
TCC += -DFOSSIL_ENABLE_TH1_DOCS=1
RCC += -DFOSSIL_ENABLE_TH1_DOCS=1
endif

# FOSSIL_ENABLE_MINIZ = 1

# Uncomment to enable SSL support
# FOSSIL_ENABLE_SSL = 1

# Uncomment to build SSL libraries
# FOSSIL_BUILD_SSL = 1

# Uncomment to enable legacy treatment of mv/rm
# FOSSIL_ENABLE_LEGACY_MV_RM = 1

# Uncomment to enable TH1 scripts in embedded documentation files
# FOSSIL_ENABLE_TH1_DOCS = 1

# Uncomment to enable TH1 hooks
# FOSSIL_ENABLE_TH1_HOOKS = 1

!ifdef FOSSIL_ENABLE_SSL
TCC       = $(TCC) /DFOSSIL_ENABLE_SSL=1
RCC       = $(RCC) /DFOSSIL_ENABLE_SSL=1
LIBS      = $(LIBS) $(SSLLIB)
LIBDIR    = $(LIBDIR) /LIBPATH:$(SSLLIBDIR)
!endif

!ifdef FOSSIL_ENABLE_LEGACY_MV_RM
TCC       = $(TCC) /DFOSSIL_ENABLE_LEGACY_MV_RM=1
RCC       = $(RCC) /DFOSSIL_ENABLE_LEGACY_MV_RM=1
!endif

!ifdef FOSSIL_ENABLE_TH1_DOCS
TCC       = $(TCC) /DFOSSIL_ENABLE_TH1_DOCS=1
RCC       = $(RCC) /DFOSSIL_ENABLE_TH1_DOCS=1
!endif

!ifdef FOSSIL_ENABLE_TH1_HOOKS

      VALUE "CommandLineIsUnicode", "No\0"
#else
      VALUE "CommandLineIsUnicode", "Yes\0"
#endif /* defined(BROKEN_MINGW_CMDLINE) */
#if defined(FOSSIL_ENABLE_SSL)
      VALUE "SslEnabled", "Yes, " OPENSSL_VERSION_TEXT "\0"
#endif /* defined(FOSSIL_ENABLE_SSL) */
#if defined(FOSSIL_ENABLE_LEGACY_MV_RM)
      VALUE "LegacyMvRm", "Yes\0"
#else
      VALUE "LegacyMvRm", "No\0"
#endif /* defined(FOSSIL_ENABLE_LEGACY_MV_RM) */
#if defined(FOSSIL_ENABLE_TH1_DOCS)
      VALUE "Th1Docs", "Yes\0"
#else
      VALUE "Th1Docs", "No\0"
#endif /* defined(FOSSIL_ENABLE_TH1_DOCS) */
#if defined(FOSSIL_ENABLE_TH1_HOOKS)
      VALUE "Th1Hooks", "Yes\0"

  *  hasfeature STRING

Returns true if the binary has the given compile-time feature enabled.
The possible features are:

  1. **ssl** -- _Support for the HTTPS transport._
  1. **legacyMvRm** -- _Support for legacy mv/rm command behavior._
  1. **th1Docs** -- _Support for TH1 in embedded documentation._
  1. **th1Hooks** -- _Support for TH1 command and web page hooks._
  1. **tcl** -- _Support for Tcl integration._
  1. **useTclStubs** -- _Tcl stubs enabled in the Tcl headers._
  1. **tclStubs** -- _Uses Tcl stubs (i.e. linking with stubs library)._
  1. **tclPrivateStubs** -- _Uses Tcl private stubs (i.e. header-only)._
  1. **json** -- _Support for the JSON APIs._