/*
** Write the content of a blob into a file.
**
** If the filename is blank or "-" then write to standard output.
**
** Return the number of bytes written.
*/
int blob_write_to_file(Blob *pBlob, const char *zFilename){
FILE *out;
int nWrote;
if( zFilename[0]==0 || (zFilename[0]=='-' && zFilename[1]==0) ){
nWrote = blob_size(pBlob);
#if defined(_WIN32)
if( fossil_utf8_to_console(blob_buffer(pBlob), nWrote, 0) >= 0 ){
return nWrote;
}
#endif
fwrite(blob_buffer(pBlob), 1, nWrote, stdout);
}else{
file_mkfolder(zFilename, 1);
out = fossil_fopen(zFilename, "wb");
if( out==0 ){
fossil_fatal_recursive("unable to open file \"%s\" for writing",
zFilename);
return 0;
}
blob_is_init(pBlob);
nWrote = fwrite(blob_buffer(pBlob), 1, blob_size(pBlob), out);
fclose(out);
if( nWrote!=blob_size(pBlob) ){
fossil_fatal_recursive("short write: %d of %d bytes to %s", nWrote,
blob_size(pBlob), zFilename);
}
}
return nWrote;
}
/*
** Copy the content of a file from one place to another.
*/
void file_copy(const char *zFrom, const char *zTo){
FILE *in, *out;
int got;
char zBuf[8192];
in = fossil_fopen(zFrom, "rb");
if( in==0 ) fossil_fatal("cannot open \"%s\" for reading", zFrom);
file_mkfolder(zTo, 0, 0);
out = fossil_fopen(zTo, "wb");
if( out==0 ) fossil_fatal("cannot open \"%s\" for writing", zTo);
while( (got=fread(zBuf, 1, sizeof(zBuf), in))>0 ){
fwrite(zBuf, 1, got, out);
}
fclose(in);
fclose(out);
}
/*
** Create empty directories specified by the empty-dirs setting.
*/
void ensure_empty_dirs_created(void) {
char *zEmptyDirs = db_get("empty-dirs", 0);
if( zEmptyDirs!=0 ) {
int i;
Blob dirName;
Blob dirsList;
zEmptyDirs = fossil_strdup(zEmptyDirs);
for(i=0; zEmptyDirs[i]; i++) {
if( zEmptyDirs[i]==',' ) zEmptyDirs[i] = ' ';
}
blob_init(&dirsList, zEmptyDirs, -1);
while( blob_token(&dirsList, &dirName) ) {
char *zDir = blob_str(&dirName);
char *zPath = mprintf("%s/%s", g.zLocalRoot, zDir);
switch( file_wd_isdir(zPath) ) {
case 0: { /* doesn't exist */
fossil_free(zPath);
zPath = mprintf("%s/%s/x", g.zLocalRoot, zDir);
if( file_mkfolder(zPath, 0, 1)!=0 ) {
fossil_warning("couldn't create directory %s as "
"required by empty-dirs setting", zDir);
}
break;
}
case 1: { /* exists, and is a directory */
/* do nothing - required directory exists already */
break;
}
case 2: { /* exists, but isn't a directory */
fossil_warning("file %s found, but a directory is required "
"by empty-dirs setting", zDir);
}
}
fossil_free(zPath);
blob_reset(&dirName);
}
blob_reset(&dirsList);
fossil_free(zEmptyDirs);
}
}