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Implemented -overwrite control

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This commit is contained in:
Thomas Schmitt
2007-11-06 16:32:39 +00:00
parent 504b903050
commit 27cee10c4c
6 changed files with 244 additions and 58 deletions
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233
libisoburn/trunk/test/xorrisoburn.c
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@ -97,6 +97,20 @@ int Xorriso_startup_libraries(struct XorrisO *xorriso, int flag)
}
/* @param flag bit0=path is in source filesystem , bit1= unconditionally */
int Xorriso_much_too_long(struct XorrisO *xorriso, int len, int flag)
{
if(len>=SfileadrL || (flag&2)) {
sprintf(xorriso->info_text,
"Path given for %s is much too long (%d)",
((flag&1) ? "local filesystem" : "ISO image"), len);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
return(0);
}
return(1);
}
/* @param flag bit1= obtain outdrive, else indrive */
int Xorriso_get_drive_handles(struct XorrisO *xorriso,
struct burn_drive_info **dinfo,
@ -562,17 +576,149 @@ much_too_long:;
}
/* @param flag bit0= recursion is active */
int Xorriso_add_tree(struct XorrisO *xorriso, struct iso_tree_node_dir *dir,
char *img_dir_path, char *disk_dir_path, int flag)
{
struct iso_volume *volume;
struct iso_tree_node *node;
int ret, target_is_dir, source_is_dir;
struct DirseQ *dirseq= NULL;
char sfe[4*SfileadrL], sfe2[4*SfileadrL];
char disk_path[2*SfileadrL], img_path[2*SfileadrL];
char *name, *img_name;
struct stat stbuf;
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
ret= Dirseq_new(&dirseq, disk_dir_path, 1);
if(ret<0) {
sprintf(xorriso->info_text,"Failed to create source filesystem iterator");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
{ret= -1; goto ex;}
}
if(ret==0) {
sprintf(xorriso->info_text,"Cannot open as source directory: %s",
Text_shellsafe(disk_dir_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
{ret= 0; goto ex;}
}
if(Sfile_str(disk_path, disk_dir_path,0)<=0)
{ret= -1; goto ex;}
if(disk_path[strlen(disk_path)-1]!='/')
strcat(disk_path,"/");
name= disk_path+strlen(disk_path);
if(Sfile_str(img_path, img_dir_path, 0)<=0)
{ret= -1; goto ex;}
if(img_path[strlen(img_path)-1]!='/')
strcat(img_path,"/");
img_name= img_path+strlen(img_path);
while(1) { /* loop over directory content */
Xorriso_process_msg_queues(xorriso,0);
ret= Dirseq_next_adr(dirseq,name,0);
if(ret==0)
break;
if(ret<0) {
sprintf(xorriso->info_text,"Failed to obtain next directory entry");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
{ret= -1; goto ex;}
}
strcpy(img_name, name);
if(Xorriso_much_too_long(xorriso, strlen(img_path), 0)<=0)
goto was_problem;
if(Xorriso_much_too_long(xorriso, strlen(disk_path), 0)<=0)
goto was_problem;
if(lstat(disk_path, &stbuf)==-1) {
sprintf(xorriso->info_text,
"Cannot determine attributes of source file %s",
Text_shellsafe(disk_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "SORRY", 0);
goto was_problem;
}
source_is_dir= 0;
if(S_ISDIR(stbuf.st_mode)) {
source_is_dir= 1;
} else if(!(S_ISREG(stbuf.st_mode) || S_ISLNK(stbuf.st_mode))) {
sprintf(xorriso->info_text,"Source file %s is of non-supported file type",
Text_shellsafe(disk_path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
goto was_problem;
}
/* does a node exist with this name ? */
node= iso_tree_volume_path_to_node(volume,img_path);
if(node!=NULL) {
target_is_dir= (iso_tree_node_get_type(node)==LIBISO_NODE_DIR);
if(!(target_is_dir && source_is_dir)) {
Xorriso_process_msg_queues(xorriso,0);
/* handle overwrite situation */;
if(xorriso->do_overwrite==1 ||
(xorriso->do_overwrite==2 && !target_is_dir)) {
ret= Xorriso_rmi(xorriso, img_path, 1);
if(ret<=0)
goto was_problem;
node= NULL;
} else {
sprintf(xorriso->info_text,
"While grafting %s : file object exists and may not be overwritten",
Text_shellsafe(img_path,sfe,0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
goto was_problem;
}
}
}
if(node==NULL)
node= iso_tree_add_node(dir, disk_path);
if(node == NULL) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"While grafting %s=%s : libisofs_errno = %d",
Text_shellsafe(img_path,sfe,0), Text_shellsafe(disk_path,sfe2,0),
libisofs_errno);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
goto was_problem;
}
/* name always equal to disk. Obsolete: iso_tree_node_set_name(node,name);*/
if(source_is_dir) {
ret= Xorriso_add_tree(xorriso, (struct iso_tree_node_dir *) node,
img_path, disk_path, 1);
if(ret<0)
{ret= -1; goto ex;}
if(ret==0)
goto was_problem;
}
continue;
was_problem:;
ret= Xorriso_eval_problem_status(xorriso, 0, 1);
if(ret<0)
{ret= 0; goto ex;}
}
ret= 1;
ex:
Xorriso_process_msg_queues(xorriso,0);
Dirseq_destroy(&dirseq, 0);
return(ret);
}
/** @param flag bit0= mkdir: graft in as empty directory, not as copy from disk
@return <=0 = error , 1 = added simple node , 2 = added directory */
int Xorriso_graft_in(struct XorrisO *xorriso, char *disk_path, char *img_path,
int flag)
{
struct iso_volume *volume;
struct iso_tree_radd_dir_behavior behav= {NULL, 0, 0};
char path[SfileadrL], *apt, *npt, *cpt;
struct iso_tree_node_dir *dir;
struct iso_tree_node *node;
int done= 0, is_dir= 0, l, ret;
int done= 0, is_dir= 0, l, ret, target_is_dir, source_is_dir;
struct stat stbuf;
for(cpt= img_path; 1; cpt++) {
@ -654,24 +800,34 @@ int Xorriso_graft_in(struct XorrisO *xorriso, char *disk_path, char *img_path,
goto attach_source;
continue;
}
source_is_dir= (is_dir || (flag&1) || !done);
node= iso_tree_volume_path_to_node(volume,path);
if(node!=NULL) {
if(iso_tree_node_get_type(node)!=LIBISO_NODE_DIR) {
target_is_dir= (iso_tree_node_get_type(node)==LIBISO_NODE_DIR);
if(!(target_is_dir && source_is_dir)) {
Xorriso_process_msg_queues(xorriso,0);
if(done) {
/* >>> handle overwrite situation */;
/* handle overwrite situation */;
if(xorriso->do_overwrite==1 ||
(xorriso->do_overwrite==2 && !target_is_dir)) {
ret= Xorriso_rmi(xorriso, path, 1);
if(ret<=0)
return(ret);
node= NULL;
goto handle_path_node;
}
sprintf(xorriso->info_text,
"While grafting '%s' : '%s' exists and is not a directory",
"While grafting '%s' : '%s' exists and may not be overwritten",
img_path, path);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
return(0);
}
dir= (struct iso_tree_node_dir *) node;
} else if(is_dir || (flag&1) || !done) {
}
handle_path_node:;
if(node==NULL && source_is_dir) { /* make a directory */
dir= iso_tree_add_dir(dir, apt);
if(dir==NULL) {
Xorriso_process_msg_queues(xorriso,0);
@ -692,11 +848,19 @@ attach_source:;
} else if(is_dir) {
/* >>> do this by own recursive operation in order to gain
full control with overwriting */;
#ifdef Xorriso_on_its_way_ouT
/* <<< */
{ struct iso_tree_radd_dir_behavior behav= {NULL, 0, 0};
iso_tree_radd_dir(dir, disk_path, &behav);
iso_tree_radd_dir(dir, disk_path, &behav);
}
#else
ret= Xorriso_add_tree(xorriso, dir, img_path, disk_path, 0);
if(ret<=0)
return(ret);
#endif /* ! Xorriso_on_its_way_ouT */
} else {
node= iso_tree_add_node(dir, disk_path);
@ -820,6 +984,9 @@ int Xorriso_toc(struct XorrisO *xorriso, int flag)
if(s != BURN_DISC_FULL && s != BURN_DISC_APPENDABLE)
return(1);
if(xorriso->request_to_abort)
return(1);
disc= burn_drive_get_disc(drive);
if (disc==NULL) {
Xorriso_process_msg_queues(xorriso,0);
@ -856,11 +1023,13 @@ int Xorriso_toc(struct XorrisO *xorriso, int flag)
num_sessions= 1;
} else {
sessions= burn_disc_get_sessions(disc, &num_sessions);
for (session_no= 0; session_no<num_sessions; session_no++) {
for (session_no= 0; session_no<num_sessions && !(xorriso->request_to_abort);
session_no++) {
tracks = burn_session_get_tracks(sessions[session_no], &num_tracks);
if (tracks==NULL)
continue;
for(track_no= 0; track_no<num_tracks; track_no++) {
for(track_no= 0; track_no<num_tracks && !(xorriso->request_to_abort);
track_no++) {
track_count++;
is_data= 0;
burn_track_get_entry(tracks[track_no], &toc_entry);
@ -896,6 +1065,8 @@ int Xorriso_toc(struct XorrisO *xorriso, int flag)
num_data+= last_track_size;
}
}
if(xorriso->request_to_abort)
return(1);
sprintf(respt, "Media summary: %d session%s, %d data blocks\n",
num_sessions, (num_sessions==1 ? "" : "s"), num_data);
Xorriso_result(xorriso,0);
@ -947,7 +1118,7 @@ int Xorriso_show_devices(struct XorrisO *xorriso, int flag)
Xorriso_info(xorriso,0);
respt= xorriso->result_line;
for(i= 0; i < drive_count; i++) {
for(i= 0; i < drive_count && !(xorriso->request_to_abort); i++) {
if(burn_drive_get_adr(&(drive_list[i]), adr)<=0)
strcpy(adr, "-get_adr_failed-");
Xorriso_process_msg_queues(xorriso,0);
@ -1196,7 +1367,7 @@ int Xorriso_node_from_path(struct XorrisO *xorriso, struct iso_volume *volume,
/* @param flag bit0= remove whole sub tree: rm -r
bit1=remove empty directory: rmdir
bit1= remove empty directory: rmdir
@return <=0 = error
1 = removed simple node
2 = removed directory or tree
@ -1213,12 +1384,8 @@ int Xorriso_rmi(struct XorrisO *xorriso, char *path, int flag)
if(ret<=0)
return(ret);
if(strlen(path)>=SfileadrL) {
sprintf(xorriso->info_text,
"Path given for ISO image is much too long (%d)", strlen(path));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
if(Xorriso_much_too_long(xorriso, strlen(path), 0)<=0)
return(0);
}
ret= Xorriso_node_from_path(xorriso, volume, path, &victim_node, 0);
if(ret<=0)
return(ret);
@ -1253,16 +1420,11 @@ int Xorriso_rmi(struct XorrisO *xorriso, char *path, int flag)
return(0);
}
#ifdef Not_yeT
char boss_adr[SfiladrL], *spt;
struct *check_node;
int l;
if(xorriso->do_reassure) {
/* >>> derive boss_path as dirname from victim_path ... */
check_node= iso_tree_volume_path_to_node(volume, boss_path);
/* >>> compare boss_node and check_node */
/* >>> ask user */;
#endif /* Not_yeT */
}
ret= iso_tree_node_remove(boss_node, victim_node);
Xorriso_process_msg_queues(xorriso,0);
@ -1379,10 +1541,7 @@ int Xorriso_show_du_subs(struct XorrisO *xorriso,
strcpy(path, abs_path);
if(Sfile_add_to_path(path, name, 0)<=0) {
much_too_long:;
sprintf(xorriso->info_text,
"Path for subdirectory gets much too long (%d)",
strlen(path)+strlen(name)+1);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
Xorriso_much_too_long(xorriso, strlen(path)+strlen(name)+1, 2);
{ret= -1; goto ex;}
}
filec++;
@ -1419,7 +1578,7 @@ much_too_long:;
iter= iso_tree_node_children(dir_node);
}
for(i= 0; i<filec; i++) {
for(i= 0; i<filec && !(xorriso->request_to_abort); i++) {
if(no_sort) {
node= iso_tree_iter_next(iter);
if(node==NULL)
@ -1495,7 +1654,7 @@ much_too_long:;
"Path for file listing gets much too long (%d)",
strlen(path)+strlen(filev[i])+1);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
was_error++;
was_error++;
continue;
}
} else
@ -1519,7 +1678,7 @@ much_too_long:;
return(!was_error);
}
for(i= 0; i<filec; i++) {
for(i= 0; i<filec && !(xorriso->request_to_abort); i++) {
if(filev[i][0]!='/') {
strcpy(path, xorriso->wdi);
if(Sfile_add_to_path(path, filev[i], 0)<=0)
@ -1667,7 +1826,7 @@ wdi_is_not_a_dir:;
iter= iso_tree_node_children(dir_node);
}
for(i= 0; i<filec; i++) {
for(i= 0; i<filec && !(xorriso->request_to_abort); i++) {
if(no_sort) {
node= iso_tree_iter_next(iter);
if(node==NULL)