*/
int fossil_islower(char c){ return c>='a' && c<='z'; }
int fossil_isupper(char c){ return c>='A' && c<='Z'; }
int fossil_isdigit(char c){ return c>='0' && c<='9'; }
int fossil_tolower(char c){
  return fossil_isupper(c) ? c - 'A' + 'a' : c;
}
int fossil_toupper(char c){
  return fossil_islower(c) ? c - 'a' + 'A' : c;
}
int fossil_isalpha(char c){
  return (c>='a' && c<='z') || (c>='A' && c<='Z');
}
int fossil_isalnum(char c){
  return (c>='a' && c<='z') || (c>='A' && c<='Z') || (c>='0' && c<='9');
}

  db_swap_connections();
  db_multi_exec(
     "INSERT OR IGNORE INTO global_config(name,value)"
     "VALUES('repo:%q',1)",
     blob_str(&full)
  );
  if( g.localOpen && g.zLocalRoot && g.zLocalRoot[0] ){
    Blob localRoot;
    file_canonical_name(g.zLocalRoot, &localRoot);
    db_multi_exec(
      "REPLACE INTO global_config(name, value)"
      "VALUES('ckout:%q','%q');",
      blob_str(&localRoot), blob_str(&full)
    );
    blob_reset(&localRoot);
  }
  db_swap_connections();
  blob_reset(&full);
}

/*
** COMMAND: open

**
** This file contains code used to implement the "diff" command
*/
#include "config.h"
#include "diffcmd.h"
#include <assert.h>

/*
** Use the right null device for the platform.
*/
#if defined(_WIN32)
#  define NULL_DEVICE "NUL"
#else
#  define NULL_DEVICE "/dev/null"
#endif

/*
** Print the "Index:" message that patches wants to see at the top of a diff.
*/
void diff_print_index(const char *zFile, int diffFlags){
  if( (diffFlags & (DIFF_SIDEBYSIDE|DIFF_BRIEF))==0 ){
    char *z = mprintf("Index: %s\n%.66c\n", zFile, '=');
    fossil_print("%s", z);

    Blob out;                 /* Diff output text */
    Blob file2;               /* Content of zFile2 */
    const char *zName2;       /* Name of zFile2 for display */

    /* Read content of zFile2 into memory */
    blob_zero(&file2);
    if( file_wd_size(zFile2)<0 ){
      zName2 = NULL_DEVICE;
    }else{
      if( file_wd_islink(zFile2) ){
        blob_read_link(&file2, zFile2);
      }else{
        blob_read_from_file(&file2, zFile2);
      }
      zName2 = zName;

    int srcid = db_column_int(&q, 4);
    int isLink = db_column_int(&q, 5);
    char *zFullName = mprintf("%s%s", g.zLocalRoot, zPathname);
    char *zToFree = zFullName;
    int showDiff = 1;
    if( isDeleted ){
      fossil_print("DELETED  %s\n", zPathname);
      if( !asNewFile ){ showDiff = 0; zFullName = NULL_DEVICE; }
    }else if( file_access(zFullName, 0) ){
      fossil_print("MISSING  %s\n", zPathname);
      if( !asNewFile ){ showDiff = 0; }
    }else if( isNew ){
      fossil_print("ADDED    %s\n", zPathname);
      srcid = 0;
      if( !asNewFile ){ showDiff = 0; }

#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include "file.h"

/*
** On Windows, include the Platform SDK header file.
*/
#ifdef _WIN32
# include <windows.h>
#endif

/*
** The file status information from the most recent stat() call.
**
** Use _stati64 rather than stat on windows, in order to handle files
** larger than 2GB.
*/
#if defined(_WIN32) && (defined(__MSVCRT__) || defined(_MSC_VER))

** Make the name absolute if it is relative.
** Remove redundant / characters
** Remove all /./ path elements.
** Convert /A/../ to just /
*/
void file_canonical_name(const char *zOrigName, Blob *pOut){
  if( file_is_absolute_path(zOrigName) ){
#if defined(_WIN32)
    char *zOut;
#endif
    blob_set(pOut, zOrigName);
    blob_materialize(pOut);
#if defined(_WIN32)
    /*
    ** On Windows, normalize the drive letter to upper case.
    */
    zOut = blob_str(pOut);
    if( fossil_isalpha(zOut[0]) && zOut[1]==':' ){
      zOut[0] = fossil_toupper(zOut[0]);
    }
#endif
  }else{
    char zPwd[2000];
    file_getcwd(zPwd, sizeof(zPwd)-strlen(zOrigName));
#if defined(_WIN32)
    /*
    ** On Windows, normalize the drive letter to upper case.
    */
    if( fossil_isalpha(zPwd[0]) && zPwd[1]==':' ){
      zPwd[0] = fossil_toupper(zPwd[0]);
    }
#endif
    blob_zero(pOut);
    blob_appendf(pOut, "%//%/", zPwd, zOrigName);
  }
  blob_resize(pOut, file_simplify_name(blob_buffer(pOut), blob_size(pOut)));
}

/*

** tree.  Return TRUE on success.  On failure, print and error
** message and quit if the errFatal flag is true.  If errFatal is
** false, then simply return 0.
**
** The root of the tree is defined by the g.zLocalRoot variable.
*/
int file_tree_name(const char *zOrigName, Blob *pOut, int errFatal){
  Blob localRoot;
  int nLocalRoot;
  char *zLocalRoot;
  Blob full;
  int nFull;
  char *zFull;

  blob_zero(pOut);
  db_must_be_within_tree();
  file_canonical_name(g.zLocalRoot, &localRoot);
  nLocalRoot = blob_size(&localRoot);
  zLocalRoot = blob_buffer(&localRoot);
  if ( zLocalRoot[nLocalRoot-1]!='/' ){
    blob_append(&localRoot, "/", 1);
    nLocalRoot = blob_size(&localRoot);
    zLocalRoot = blob_buffer(&localRoot);
  }
  assert( nLocalRoot>0 && zLocalRoot[nLocalRoot-1]=='/' );
  file_canonical_name(zOrigName, &full);
  nFull = blob_size(&full);
  zFull = blob_buffer(&full);

  /* Special case.  zOrigName refers to g.zLocalRoot directory. */
  if( nFull==nLocalRoot-1 && memcmp(zLocalRoot, zFull, nFull)==0 ){
    blob_append(pOut, ".", 1);
    blob_reset(&localRoot);
    blob_reset(&full);
    return 1;
  }

  if( nFull<=nLocalRoot || memcmp(zLocalRoot, zFull, nLocalRoot) ){
    blob_reset(&localRoot);
    blob_reset(&full);
    if( errFatal ){
      fossil_fatal("file outside of checkout tree: %s", zOrigName);
    }
    return 0;
  }
  blob_append(pOut, &zFull[nLocalRoot], nFull-nLocalRoot);
  blob_reset(&localRoot);
  blob_reset(&full);
  return 1;
}

/*
** COMMAND:  test-tree-name
**
** Test the operation of the tree name generator.

}

/*
** Construct a random temporary filename into zBuf[].
*/
void file_tempname(int nBuf, char *zBuf){
  static const char *azDirs[] = {
#if defined(_WIN32)
     0, /* GetTempPath */
     0, /* TEMP */
     0, /* TMP */
#else
     "/var/tmp",
     "/usr/tmp",
     "/tmp",
     "/temp",
#endif
     ".",
  };
  static const unsigned char zChars[] =
    "abcdefghijklmnopqrstuvwxyz"
    "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
    "0123456789";
  unsigned int i, j;
  const char *zDir = ".";
  int cnt = 0;

#if defined(_WIN32)
  char zTmpPath[MAX_PATH];

  if( GetTempPath(sizeof(zTmpPath), zTmpPath) ){
    azDirs[0] = zTmpPath;
  }

  azDirs[1] = fossil_getenv("TEMP");
  azDirs[2] = fossil_getenv("TMP");
#endif

  
  for(i=0; i<sizeof(azDirs)/sizeof(azDirs[0]); i++){
    if( azDirs[i]==0 ) continue;
    if( !file_isdir(azDirs[i]) ) continue;
    zDir = azDirs[i];
    break;
  }

  /* Check that the output buffer is large enough for the temporary file 
  ** name. If it is not, return SQLITE_ERROR.

    j = (int)strlen(zBuf);
    sqlite3_randomness(15, &zBuf[j]);
    for(i=0; i<15; i++, j++){
      zBuf[j] = (char)zChars[ ((unsigned char)zBuf[j])%(sizeof(zChars)-1) ];
    }
    zBuf[j] = 0;
  }while( file_size(zBuf)>=0 );

#if defined(_WIN32)
  fossil_mbcs_free((char *)azDirs[1]);
  fossil_mbcs_free((char *)azDirs[2]);
#endif
}


/*
** Return true if a file named zName exists and has identical content
** to the blob pContent.  If zName does not exist or if the content is
** different in any way, then return false.

/**************************************************************************
** The following routines translate between MBCS and UTF8 on windows.
** Since everything is always UTF8 on unix, these routines are no-ops
** there.
*/




/*
** Translate MBCS to UTF8.  Return a pointer to the translated text.  
** Call fossil_mbcs_free() to deallocate any memory used to store the
** returned pointer when done.
*/
char *fossil_mbcs_to_utf8(const char *zMbcs){

#### These libraries MUST appear in the same order as they do for Tcl
#    or linking with it will not work (exact reason unknown).
#
ifdef FOSSIL_ENABLE_TCL
LIB += -lnetapi32 -lkernel32 -luser32 -ladvapi32 -lws2_32
else
LIB += -lkernel32 -lws2_32
endif

#### Tcl shell for use in running the fossil test suite.  This is only
#    used for testing.
#
TCLSH = tclsh

#### These libraries MUST appear in the same order as they do for Tcl
#    or linking with it will not work (exact reason unknown).
#
ifdef FOSSIL_ENABLE_TCL
LIB += -lnetapi32 -lkernel32 -luser32 -ladvapi32 -lws2_32
else
LIB += -lkernel32 -lws2_32
endif

#### Tcl shell for use in running the fossil test suite.  This is only
#    used for testing.
#
TCLSH = tclsh

#### These libraries MUST appear in the same order as they do for Tcl
#    or linking with it will not work (exact reason unknown).
#
ifdef FOSSIL_ENABLE_TCL
LIB += -lnetapi32 -lkernel32 -luser32 -ladvapi32 -lws2_32
else
LIB += -lkernel32 -lws2_32
endif

#### Tcl shell for use in running the fossil test suite.  This is only
#    used for testing.
#
TCLSH = tclsh