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Structured patterns for options -ls and -ls_l

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This commit is contained in:
Thomas Schmitt
2007-10-29 21:41:17 +00:00
parent 117d8b77d1
commit 7517ea154e
6 changed files with 378 additions and 13 deletions
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7
test/xorriso.1
View File

@ -2,7 +2,7 @@
.\" First parameter, NAME, should be all caps
.\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
.\" other parameters are allowed: see man(7), man(1)
.TH XORRISO 1 "October 27, 2007"
.TH XORRISO 1 "October 29, 2007"
.\" Please adjust this date whenever revising the manpage.
.\"
.\" Some roff macros, for reference:
@ -543,11 +543,12 @@ Tell the current working directory on local filesystem.
.TP
\fB\-ls\fR pattern
List files from the current working directory in the ISO
image which match a shell pattern. (I.e. wildcards '*' '?')
image which match a shell pattern (i.e. wildcards '*' '?' '[...]').
Note that this resembles rather shell command ls -d than command ls.
.TP
> \fB\-lsx\fR pattern
List files from the current working directory on local filesystem
which match a shell pattern. (I.e. wildcards '*' '?', but no '/')
which match a shell pattern.
.TP
\fB\-ls_l\fR pattern
Like -ls but also list some of the file attributes.

40
test/xorriso.c
View File

@ -1785,6 +1785,7 @@ int Xorriso_new(struct XorrisO ** xorriso,char *progname, int flag)
m->dialog= 0;
m->search_mode= 0;
m->structured_search= 1;
m->temp_mem_limit= 16*1024.0*1024.0;
m->use_stdin= 0;
m->result_page_length= 0;
m->result_page_width= 80;
@ -2335,10 +2336,12 @@ int Xorriso__bourne_to_reg(char bourne_expr[], char reg_expr[], int flag)
}
int Xorriso_prepare_regex(struct XorrisO *xorriso, char *adr, int flag)
/*
bit0= do not augment relative structured search by xorriso->wd
/* @param flag bit0= do not augment relative structured search by xorriso->wdi
bit1= return 2 if bonked at root
(caller then aborts or retries without bit0)
@return <=0 error, 1= ok , 2
*/
int Xorriso_prepare_regex(struct XorrisO *xorriso, char *adr, int flag)
{
int l,ret,i,count,bonked= 0,is_constant;
char *cpt,*npt,adr_part[2*SfileadrL],absolute_adr[2*SfileadrL],*adr_start;
@ -2477,6 +2480,8 @@ next_adr_part:;
cpt++;
}
if(bonked) {
if(flag&2)
return(2);
sprintf(xorriso->info_text, "Your '..' bonked at the root directory.");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "WARNING",0);
}
@ -4022,13 +4027,30 @@ int Xorriso_option_lsi(struct XorrisO *xorriso, char *pattern, int flag)
{
int ret;
/*
if(strcmp(pattern,"*")!=0 && pattern[0])
fprintf(stderr, ">>> XORRISO : TODO : filter by pattern %s\n", pattern);
*/
#define Xorriso_lsi_structured_patterN 1
#ifdef Xorriso_lsi_structured_patterN
char **filev= NULL, *eff_pattern;
int filec= 0;
eff_pattern= pattern;
if(pattern[0]==0)
eff_pattern= "*";
ret= Xorriso_expand_pattern(xorriso, eff_pattern, &filec, &filev, 0);
if(ret<=0)
return(0);
ret= Xorriso_ls_filev(xorriso, filec, filev, flag&1);
Sfile_destroy_argv(&filec, &filev, 0);
if(ret<=0)
return(0);
return(1);
#else /* Xorriso_lsi_structured_patterN */
xorriso->search_mode= 4;
xorriso->structured_search= 0;
ret= Xorriso_prepare_regex(xorriso, pattern, 0);
if(ret<=0) {
sprintf(xorriso->info_text,
@ -4036,8 +4058,12 @@ int Xorriso_option_lsi(struct XorrisO *xorriso, char *pattern, int flag)
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
return(0);
}
ret= Xorriso_ls(xorriso, flag&1);
return(ret);
#endif /* ! Xorriso_lsi_structured_patterN */
}

11
test/xorriso_private.h
View File

@ -109,12 +109,13 @@ struct XorrisO { /* the global context of xorriso */
4= shell parser expression for leaf name
*/
int structured_search;
/* ( 0= flat text search )
/* 0= flat text search
1= '/' is a significant separator that cannot be matched by wildcards
( 2= like 1 : but report only occurence in tree, no payload, no location )
( 3= like 2 : but report first content level of matching directories )
4= actually not structured but unique find mode (with search_mode 4)
*/
double temp_mem_limit;
int use_stdin; /* use raw stdin even if readline support is compiled */
int result_page_length;
@ -192,8 +193,16 @@ double Sfile_microtime(int flag);
int Sfile_add_to_path(char path[SfileadrL], char *addon, int flag);
int Sfile_scale(double value, char *result, int siz, double thresh, int flag);
int Sfile_destroy_argv(int *argc, char ***argv, int flag);
char *Text_shellsafe(char *in_text, char *out_text, int flag);
int Sort_argv(int argc, char **argv, int flag);
#define Xorriso_lsi_structured_patterN 1
#endif /* Xorriso_private_includeD */

2
test/xorriso_timestamp.h
View File

@ -1 +1 @@
#define Xorriso_timestamP "2007.10.28.174550"
#define Xorriso_timestamP "2007.10.29.213920"

314
test/xorrisoburn.c
View File

@ -1237,6 +1237,111 @@ int Xorriso_rmi(struct XorrisO *xorriso, char *path, int flag)
}
#ifdef Xorriso_lsi_structured_patterN
/* @param flag bit0= long format */
int Xorriso_ls_filev(struct XorrisO *xorriso, int filec, char **filev,
int flag)
{
int i, ret;
struct iso_tree_node *node;
struct iso_volume *volume;
char sfe[4*SfileadrL], path[SfileadrL], *rpt, perms[10];
mode_t st_mode;
off_t size;
time_t mtime;
struct tm tms, *tmpt;
static char months[12][4]= { "Jan", "Feb", "Mar", "Apr", "May", "Jun",
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
rpt= xorriso->result_line;
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
Sort_argv(filec, filev, 0);
for(i= 0; i<filec; i++) {
if(filev[i][0]!='/') {
strcpy(path, xorriso->wdi);
if(Sfile_add_to_path(path, filev[i], 0)<=0) {
much_too_long:;
sprintf(xorriso->info_text,
"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);
continue;
}
} else
if(Sfile_str(path, filev[i], 0)<=0)
goto much_too_long;
node= iso_tree_volume_path_to_node(volume,path);
if(node==NULL) {
sprintf(xorriso->info_text,
"Internal error: Unexpectedly missing node %s",
Text_shellsafe(path, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(-1);
}
rpt[0]= 0;
if(flag&1) {
if(LIBISO_ISDIR(node))
strcat(rpt, "d");
else if(LIBISO_ISREG(node))
strcat(rpt, "-");
else if(LIBISO_ISLNK(node))
strcat(rpt, "l");
else
strcat(rpt, "?");
st_mode= iso_tree_node_get_permissions(node);
strcpy(perms,"---------");
if(st_mode&S_IRUSR) perms[0]= 'r';
if(st_mode&S_IWUSR) perms[1]= 'w';
if(st_mode&S_IXUSR) perms[2]= 'x';
if(st_mode&S_IRGRP) perms[3]= 'r';
if(st_mode&S_IWGRP) perms[4]= 'w';
if(st_mode&S_IXGRP) perms[5]= 'x';
if(st_mode&S_IROTH) perms[6]= 'r';
if(st_mode&S_IWOTH) perms[7]= 'w';
if(st_mode&S_IXOTH) perms[8]= 'x';
strcat(rpt, perms);
/* >>> With directories this should be : number of subdirs + 2 */
/* >>> ??? How to obtain RR hardlink number for other types ? */
strcat(rpt," 1 ");
sprintf(rpt+strlen(rpt), "%-8lu ",
(unsigned long) iso_tree_node_get_uid(node));
sprintf(rpt+strlen(rpt), "%-8lu ",
(unsigned long) iso_tree_node_get_gid(node));
size= iso_tree_node_get_size(node);
sprintf(rpt+strlen(rpt), "%8.f ",(double) size);
mtime= iso_tree_node_get_mtime(node);
tmpt= localtime_r(&mtime, &tms);
if(tmpt==0)
sprintf(rpt+strlen(rpt), "%12.f ",(double) mtime);
else if(time(0)-mtime < 180*86400)
sprintf(rpt+strlen(rpt), "%3s %2d %2.2d:%2.2d ",
months[tms.tm_mon], tms.tm_mday, tms.tm_hour, tms.tm_min);
else
sprintf(rpt+strlen(rpt), "%3s %2d %4.4d ",
months[tms.tm_mon], tms.tm_mday, 1900+tms.tm_year);
}
sprintf(xorriso->result_line+strlen(xorriso->result_line), "%s\n",
Text_shellsafe(filev[i], sfe, 0));
Xorriso_result(xorriso, 0);
}
return(1);
}
#else /* Xorriso_lsi_structured_patterN */
int Xorriso__node_name_cmp(const void *node1, const void *node2)
{
char *name1, *name2;
@ -1288,7 +1393,7 @@ wdi_is_not_a_dir:;
iter= iso_tree_node_children(dir_node);
Xorriso_process_msg_queues(xorriso,0);
for(i= 0; (node= iso_tree_iter_next(iter)) != NULL && i<filec; ) {
for(i= 0; (node= iso_tree_iter_next(iter)) != NULL; ) {
npt= (char *) iso_tree_node_get_name(node);
ret= Xorriso_regexec(xorriso, npt, &failed_at, 0);
@ -1393,6 +1498,8 @@ ex:;
return(1);
}
#endif /* ! Xorriso_lsi_structured_patterN */
int Xorriso_rename(struct XorrisO *xorriso, char *origin, char *dest, int flag)
{
@ -1541,3 +1648,208 @@ int Xorriso_mkdir(struct XorrisO *xorriso, char *path, int flag)
}
/* @param flag bit0= count results rather than storing them
bit1= this is a recursion
bit2= prepend /
*/
int Xorriso_obtain_pattern_files(
struct XorrisO *xorriso, char *wd, struct iso_tree_node_dir *dir,
int *filec, char **filev, int count_limit, off_t *mem, int flag)
{
int i, ret, failed_at, l;
struct iso_tree_iter *iter= NULL;
struct iso_tree_node *node;
char adr[SfileadrL], *name;
if(xorriso->re_fill==0) { /* This is the empty pattern representing root */
if(flag&1) {
*filec++;
(*mem)+= 8;
return(1);
} else {
if(*filec >= count_limit)
goto unexpected_change;
filev[*filec]= strdup("/");
if(filev[*filec]==NULL)
goto out_of_memory;
(*filec)++;
return(1);
}
}
iter= iso_tree_node_children(dir);
if(iter==NULL) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text, "Cannot obtain ISO directory iterator");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(-1);
}
for(i= 0; (node= iso_tree_iter_next(iter)) != NULL; ) {
name= (char *) iso_tree_node_get_name(node);
if(wd[0]!=0 || (flag&4)) {
if(strlen(wd)+1>=SfileadrL)
goto much_too_long;
strcpy(adr, wd);
if(Sfile_add_to_path(adr, name, 0)<=0) {
much_too_long:;
sprintf(xorriso->info_text,
"Path for pattern matching gets much too long (%d)",
strlen(adr)+strlen(name)+1);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
return(0);
}
} else {
if(strlen(name)+1>=SfileadrL)
goto much_too_long;
strcpy(adr, name);
}
ret= Xorriso_regexec(xorriso, adr, &failed_at, 0);
if(ret) { /* no match */
if(!LIBISO_ISDIR(node))
continue;
/* dive deeper */
ret= Xorriso_obtain_pattern_files(
xorriso, adr, (struct iso_tree_node_dir *) node,
filec, filev, count_limit, mem, flag|2);
if(ret<=0)
return(ret);
} else {
if(flag&1) {
(*filec)++;
l= strlen(adr)+1;
(*mem)+= sizeof(char *)+l;
if(l % sizeof(char *))
(*mem)+= sizeof(char *)-(l % sizeof(char *));
} else {
if(*filec >= count_limit) {
unexpected_change:;
sprintf(xorriso->info_text,
"Number of matching files changed unexpectedly (> %d)",
count_limit);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(-1);
}
filev[*filec]= strdup(adr);
if(filev[*filec]==NULL) {
out_of_memory:;
sprintf(xorriso->info_text,
"Cannot allocate enough memory (%d bytes) for pattern expansion",
strlen(adr)+1);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
return(-1);
}
(*filec)++;
}
}
}
return(1);
}
int Xorriso_expand_pattern(struct XorrisO *xorriso, char *pattern,
int *filec, char ***filev, int flag)
{
int ret, count= 0, abs_adr= 0;
off_t mem= 0;
char mem_text[80], limit_text[80], sfe[4*SfileadrL];
struct iso_volume *volume;
struct iso_tree_node_dir *dir;
*filec= 0;
*filev= NULL;
xorriso->search_mode= 3;
xorriso->structured_search= 1;
ret= Xorriso_prepare_regex(xorriso, pattern, 1|2);
if(ret==2) {
ret= Xorriso_prepare_regex(xorriso, pattern, 0);
abs_adr= 4;
}
if(ret<=0) {
sprintf(xorriso->info_text,
"Cannot compile pattern to regular expression: %s", pattern);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
return(0);
}
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
if(pattern[0]=='/' || abs_adr) {
dir= iso_volume_get_root(volume);
if(dir==NULL) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"While expanding pattern %s : Cannot obtain root node of ISO image",
Text_shellsafe(pattern, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
ret= -1; goto ex;
}
abs_adr= 4;
} else {
dir= (struct iso_tree_node_dir *)
iso_tree_volume_path_to_node(volume,xorriso->wdi);
if(dir==NULL) {
Xorriso_process_msg_queues(xorriso,0);
sprintf(xorriso->info_text,
"While expanding pattern %s : Working directory does not exist in ISO image",
Text_shellsafe(pattern, sfe, 0));
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
ret= 0; goto ex;
}
if(!LIBISO_ISDIR((struct iso_tree_node *) dir)) {
sprintf(xorriso->info_text,
"Working directory path does not lead to a directory in ISO image");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
ret= 0; goto ex;
}
}
/* count matches */
ret= Xorriso_obtain_pattern_files(xorriso, "", dir, &count, NULL, 0, &mem,
1 | abs_adr);
if(ret<=0)
goto ex;
if(count<=0)
{ret= 0; goto ex;}
Sfile_scale((double) mem, mem_text,5,1e4,1);
sprintf(xorriso->info_text,
"Temporary memory needed for pattern expansion : %s", mem_text);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);
if(count*sizeof(char *)+mem > xorriso->temp_mem_limit) {
Sfile_scale((double) xorriso->temp_mem_limit, limit_text,5,1e4,1);
sprintf(xorriso->info_text,
"List of matching file addresses exceeds -temp_mem_limit (%s > %s)",
mem_text, limit_text);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
ret= 0; goto ex;
}
(*filev)= (char **) calloc(sizeof(char *), count);
if(*filev==NULL) {
Sfile_scale((double) mem, mem_text,5,1e4,1);
sprintf(xorriso->info_text,
"Cannot allocate enough memory (%s) for pattern expansion",
mem_text);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
ret= -1; goto ex;
}
/* now store store addresses */
ret= Xorriso_obtain_pattern_files(xorriso, "", dir, filec, *filev, count,
&mem, abs_adr);
if(ret<=0)
goto ex;
ret= 1;
ex:;
if(ret<=0) {
if(filev!=NULL)
Sfile_destroy_argv(&count, filev, 0);
*filec= 0;
}
return(ret);
}

17
test/xorrisoburn.h
View File

@ -14,6 +14,8 @@
#ifndef Xorrisoburn_includeD
#define Xorrisoburn_includeD yes
#define Xorriso_lsi_structured_patterN 1
struct XorrisO;
struct burn_drive;
@ -55,9 +57,21 @@ int Xorriso_format_media(struct XorrisO *xorriso, int flag);
*/
int Xorriso_rmi(struct XorrisO *xorriso, char *path, int flag);
#ifdef Xorriso_lsi_structured_patterN
/* @param flag bit0= long format */
int Xorriso_ls_filev(struct XorrisO *xorriso, int filec, char **filev,
int flag);
#else /* Xorriso_lsi_structured_patterN */
/* @param flag bit0= long format , bit1= only check for directory existence */
int Xorriso_ls(struct XorrisO *xorriso, int flag);
#endif /* ! Xorriso_lsi_structured_patterN */
/* @param eff_path returns resulting effective path.
Must provide at least SfileadrL bytes of storage.
@param flag bit0= do not produce problem events (unless faulty path format)
@ -76,5 +90,8 @@ int Xorriso_rename(struct XorrisO *xorriso, char *origin, char *dest,int flag);
*/
int Xorriso_mkdir(struct XorrisO *xorriso, char *img_path, int flag);
int Xorriso_expand_pattern(struct XorrisO *xorriso, char *pattern,
int *filec, char ***filev, int flag);
#endif /* Xorrisoburn_includeD */