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static struct fossilStat fileStat;
/*
** Fill stat buf with information received from stat() or lstat().
** lstat() is called on Unix if isWd is TRUE and allow-symlinks setting is on.
**
*/
static int fossil_stat(const char *zFilename, struct fossilStat *buf, int isWd){
static int fossil_stat(
const char *zFilename, /* name of file or directory to inspect. */
struct fossilStat *buf, /* pointer to buffer where info should go. */
int isWd, /* non-zero to consider look at symlink itself. */
int forceWd /* non-zero to force look at symlink itself. */
){
int rc;
void *zMbcs = fossil_utf8_to_path(zFilename, 0);
#if !defined(_WIN32)
if( isWd && db_allow_symlinks(0) ){
rc = lstat(zMbcs, buf);
}else{
rc = stat(zMbcs, buf);
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** Return the number of errors. No error messages are generated.
*/
static int getStat(const char *zFilename, int isWd){
int rc = 0;
if( zFilename==0 ){
if( fileStatValid==0 ) rc = 1;
}else{
if( fossil_stat(zFilename, &fileStat, isWd)!=0 ){
if( fossil_stat(zFilename, &fileStat, isWd, 0)!=0 ){
fileStatValid = 0;
rc = 1;
}else{
fileStatValid = 1;
rc = 0;
}
}
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** zFilename is a directory -OR- a symlink that points to a directory.
** Return 0 if zFilename does not exist. Return 2 if zFilename exists
** but is something other than a directory.
*/
int file_wd_isdir(const char *zFilename){
int rc;
char *zFN;
struct fossilStat dirFileStat;
zFN = mprintf("%s", zFilename);
file_simplify_name(zFN, -1, 0);
memset(&dirFileStat, 0, sizeof(struct fossilStat));
rc = getStat(zFN, 1);
rc = fossil_stat(zFN, &dirFileStat, 1, 1);
if( rc ){
rc = 0; /* It does not exist at all. */
}else if( S_ISDIR(fileStat.st_mode) ){
}else if( S_ISDIR(dirFileStat.st_mode) ){
rc = 1; /* It exists and is a real directory. */
}else if( !db_allow_symlinks(1) && S_ISLNK(fileStat.st_mode) ){
}else if( !db_allow_symlinks(1) && S_ISLNK(dirFileStat.st_mode) ){
Blob content;
blob_read_link(&content, zFN); /* It exists and is a link. */
rc = file_wd_isdir(blob_str(&content)); /* Points to directory? */
blob_reset(&content);
}else{
rc = 2; /* It exists and is something else. */
}
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** Set or clear the execute bit on a file. Return true if a change
** occurred and false if this routine is a no-op.
*/
int file_wd_setexe(const char *zFilename, int onoff){
int rc = 0;
#if !defined(_WIN32)
struct stat buf;
if( fossil_stat(zFilename, &buf, 1)!=0 || S_ISLNK(buf.st_mode) ) return 0;
if( fossil_stat(zFilename, &buf, 1, 0)!=0 || S_ISLNK(buf.st_mode) ) return 0;
if( onoff ){
int targetMode = (buf.st_mode & 0444)>>2;
if( (buf.st_mode & 0100)==0 ){
chmod(zFilename, buf.st_mode | targetMode);
rc = 1;
}
}else{
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