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Made leaner the local memory of recursive functions (because of ulimit -s)

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This commit is contained in:
Thomas Schmitt 2007-12-28 13:28:48 +00:00
parent a929ee2c0d
commit a2182ffac3
4 changed files with 236 additions and 68 deletions
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158
libisoburn/trunk/test/xorriso.c
View File

@ -3468,59 +3468,6 @@ int Xorriso_regexec(struct XorrisO *xorriso, char *to_match, int *failed_at,
}
int Xorriso_match_file(struct XorrisO *xorriso, char *to_match, char *adr,
int flag)
/*
bit0= match under fsm rules: with search_mode 0 : do not accept partial match
bit1= with xorriso->search_mode==4 : do not check for '/'
bit2= single level bit for Xorriso_regexec()
*/
/* return:
<0 error
0 no match
1 match
2 match with request to break volume loop
*/
{
int ret,l,failed_at;
char *cpt;
l= strlen(to_match);
if(xorriso->search_mode==0) {
if(flag&1) {
if(strcmp(adr,to_match)==0)
return(2);
} else {
if(strncmp(adr,to_match,l)==0)
if(adr[l]=='/'||adr[l]==0)
return(2);
}
l= strlen(adr);
if(strncmp(to_match,adr,l)==0)
if(to_match[l]=='/'||to_match[l]==0) {
return(1);
}
} else if(xorriso->search_mode==1) {
if(strstr(to_match,adr)!=NULL)
return(1);
} else if(xorriso->search_mode>=2 && xorriso->search_mode<=4) {
if(xorriso->search_mode==4 && !(flag&2)) {
cpt= strrchr(to_match,'/');
if(cpt==NULL)
cpt= to_match;
else
cpt++;
} else
cpt= to_match;
ret= Xorriso_regexec(xorriso,cpt,&failed_at,1|(flag&4));
if(ret==0)
return(1);
xorriso->re_failed_at= failed_at;
}
return(0);
}
/* @param flag bit0= simple readlink(): no normalization, no multi-hop
*/
int Xorriso_resolve_link(struct XorrisO *xorriso,
@ -4066,10 +4013,24 @@ int Xorriso_obtain_pattern_files_x(
int *dive_count, int flag)
{
int ret, failed_at, follow_mount, follow_links;
char adr[SfileadrL], name[SfileadrL], path_data[SfileadrL], *path;
struct DirseQ *dirseq= NULL;
struct stat stbuf;
dev_t dir_dev;
char *path;
#ifdef Xorriso_fat_local_meM
char adr[SfileadrL], name[SfileadrL], path_data[SfileadrL];
#else /* Xorriso_fat_local_meM */
char *adr= NULL, *name= NULL, *path_data= NULL;
adr= malloc(SfileadrL);
name= malloc(SfileadrL);
path_data= malloc(SfileadrL);
if(adr==NULL || name==NULL || path_data==NULL) {
Xorriso_no_malloc_memory(xorriso, &adr, 0);
{ret= -1; goto ex;}
}
#endif /* ! Xorriso_fat_local_meM */
follow_mount= (xorriso->do_follow_mount || xorriso->do_follow_pattern);
follow_links= (xorriso->do_follow_links || xorriso->do_follow_pattern);
@ -4154,6 +4115,16 @@ int Xorriso_obtain_pattern_files_x(
}
ret= 1;
ex:;
#ifndef Xorriso_fat_local_meM
if(adr!=NULL)
free(adr);
if(name!=NULL)
free(name);
if(path_data!=NULL)
free(path_data);
#endif /* ! Xorriso_fat_local_meM */
Dirseq_destroy(&dirseq,0);
if(flag&2)
(*dive_count)--;
@ -4221,6 +4192,20 @@ int Xorriso_no_pattern_memory(struct XorrisO *xorriso, off_t mem, int flag)
}
int Xorriso_no_malloc_memory(struct XorrisO *xorriso, char **to_free, int flag)
{
if(to_free!=NULL)
if(*to_free!=NULL) {
/* Eventual memory sacrifice to get on going */
free(*to_free);
*to_free= NULL;
}
sprintf(xorriso->info_text, "Out of virtual memory");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "ABORT", 0);
return(1);
}
int Xorriso_alloc_pattern_mem(struct XorrisO *xorriso, off_t mem,
int count, char ***filev, int flag)
{
@ -4803,7 +4788,6 @@ int Xorriso_show_dux_subs(struct XorrisO *xorriso,
int flag)
{
int i, ret, no_sort= 0, filec= 0, l, j, fc, no_dive, is_link;
char path[SfileadrL], show_path[SfileadrL], name[SfileadrL], sfe[5*SfileadrL];
char **filev= NULL, *namept;
off_t sub_size, report_size, mem= 0;
struct DirseQ *dirseq= NULL;
@ -4811,6 +4795,22 @@ int Xorriso_show_dux_subs(struct XorrisO *xorriso,
dev_t dir_dev;
struct LinkiteM *own_link_stack;
#ifdef Xorriso_fat_local_meM
char path[SfileadrL], show_path[SfileadrL], name[SfileadrL], sfe[5*SfileadrL];
#else /* Xorriso_fat_local_meM */
char *path= NULL, *show_path= NULL, *name= NULL, *sfe= NULL;
sfe= malloc(5*SfileadrL);
path= malloc(SfileadrL);
show_path= malloc(SfileadrL);
name= malloc(SfileadrL);
if(path==NULL || show_path==NULL || name==NULL || sfe==NULL) {
Xorriso_no_malloc_memory(xorriso, &sfe, 0);
{ret= -1; goto ex;}
}
#endif /* ! Xorriso_fat_local_meM */
own_link_stack= link_stack;
namept= name;
*size= 0;
@ -5017,6 +5017,18 @@ revoke_sorting:;
ret= 1;
ex:;
#ifndef Xorriso_fat_local_meM
if(sfe!=NULL)
free(sfe);
if(path!=NULL)
free(path);
if(show_path!=NULL)
free(show_path);
if(name!=NULL)
free(name);
#endif /* ! Xorriso_fat_local_meM */
Linkitem_reset_stack(&own_link_stack, link_stack, 0);
Dirseq_destroy(&dirseq, 0);
if(filev!=NULL) {
@ -5314,9 +5326,27 @@ int Xorriso_findx(struct XorrisO *xorriso, struct FindjoB *job,
int ret,is_link, no_dive;
struct DirseQ *dirseq= NULL;
struct stat stbuf;
char name[SfileadrL], path[SfileadrL], sfe[5*SfileadrL], *namept;
char abs_dir_path_data[SfileadrL], abs_path[SfileadrL], *abs_dir_path;
struct LinkiteM *own_link_stack;
char *abs_dir_path, *namept;
#ifdef Xorriso_fat_local_meM
char name[SfileadrL], path[SfileadrL], sfe[5*SfileadrL];
char abs_dir_path_data[SfileadrL], abs_path[SfileadrL];
#else /* Xorriso_fat_local_meM */
char *name= NULL, *path= NULL, *sfe= NULL;
char *abs_dir_path_data= NULL, *abs_path= NULL;
sfe= malloc(5*SfileadrL);
name= malloc(SfileadrL);
path= malloc(SfileadrL);
abs_dir_path_data= malloc(SfileadrL);
abs_path= malloc(SfileadrL);
if(name==NULL || sfe==NULL || path==NULL ||
abs_dir_path_data==NULL || abs_path==NULL) {
Xorriso_no_malloc_memory(xorriso, &sfe, 0);
{ret= -1; goto ex;}
}
#endif /* ! Xorriso_fat_local_meM */
own_link_stack= link_stack;
abs_dir_path= abs_dir_parm;
@ -5411,6 +5441,20 @@ int Xorriso_findx(struct XorrisO *xorriso, struct FindjoB *job,
ret= 1;
ex:;
#ifndef Xorriso_fat_local_meM
if(sfe!=NULL)
free(sfe);
if(name!=NULL)
free(name);
if(path!=NULL)
free(path);
if(abs_dir_path_data!=NULL)
free(abs_dir_path_data);
if(abs_path!=NULL)
free(abs_path);
#endif /* ! Xorriso_fat_local_meM */
Dirseq_destroy(&dirseq, 0);
return(ret);
}

3
libisoburn/trunk/test/xorriso_private.h
View File

@ -263,6 +263,9 @@ int Xorriso_hop_link(struct XorrisO *xorriso, char *link_path,
/* return: 2= bourne_expr is surely a constant */
int Xorriso__bourne_to_reg(char bourne_expr[], char reg_expr[], int flag);
int Xorriso_no_malloc_memory(struct XorrisO *xorriso, char **to_free,
int flag);
int Sfile_str(char target[SfileadrL], char *source, int flag);

2
libisoburn/trunk/test/xorriso_timestamp.h
View File

@ -1 +1 @@
#define Xorriso_timestamP "2007.12.26.160040"
#define Xorriso_timestamP "2007.12.28.132741"

141
libisoburn/trunk/test/xorrisoburn.c
View File

@ -744,30 +744,50 @@ int Xorriso_add_tree(struct XorrisO *xorriso, struct iso_tree_node_dir *dir,
int ret, target_is_dir, source_is_dir, source_is_link, fret, was_failure= 0;
int do_not_dive;
struct DirseQ *dirseq= NULL;
char sfe[5*SfileadrL], sfe2[5*SfileadrL];
char disk_path[2*SfileadrL], img_path[2*SfileadrL], link_target[SfileadrL];
char *name, *img_name, *srcpt;
struct stat stbuf, hstbuf;
dev_t dir_dev;
struct LinkiteM *own_link_stack;
#ifdef Xorriso_fat_local_meM
char sfe[5*SfileadrL], sfe2[5*SfileadrL];
char disk_path[2*SfileadrL], img_path[2*SfileadrL], link_target[SfileadrL];
#else /* Xorriso_fat_local_meM */
char *sfe= NULL, *sfe2= NULL;
char *disk_path= NULL, *img_path= NULL, *link_target= NULL;
/* Avoiding large local memory objects in order to save stack space */
sfe= malloc(5*SfileadrL);
sfe2= malloc(5*SfileadrL);
disk_path= malloc(2*SfileadrL);
img_path= malloc(2*SfileadrL);
link_target= malloc(SfileadrL);
if(sfe==NULL || sfe2==NULL || disk_path==NULL || img_path==NULL ||
link_target==NULL) {
Xorriso_no_malloc_memory(xorriso, &sfe, 0);
{ret= -1; goto ex;}
}
#endif /* ! Xorriso_fat_local_meM */
own_link_stack= link_stack;
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
return(ret);
goto ex;
if(lstat(disk_dir_path, &stbuf)==-1)
goto cannot_open_dir;
dir_dev= stbuf.st_dev;
if(S_ISLNK(stbuf.st_mode)) {
if(!(xorriso->do_follow_links || (xorriso->do_follow_param && !(flag&1))))
return(2);
{ret= 2; goto ex;}
if(stat(disk_dir_path, &stbuf)==-1)
goto cannot_open_dir;
if(dir_dev != stbuf.st_dev &&
!(xorriso->do_follow_mount || (xorriso->do_follow_param && !(flag&1))))
return(2);
{ret= 2; goto ex;}
}
ret= Dirseq_new(&dirseq, disk_dir_path, 1);
if(ret<0) {
@ -933,6 +953,20 @@ was_problem:;
ret= 1;
ex:
#ifndef Xorriso_fat_local_meM
if(sfe!=NULL)
free(sfe);
if(sfe2!=NULL)
free(sfe2);
if(disk_path!=NULL)
free(disk_path);
if(img_path!=NULL)
free(img_path);
if(link_target!=NULL)
free(link_target);
#endif /* ! Xorriso_fat_local_meM */
Xorriso_process_msg_queues(xorriso,0);
Linkitem_reset_stack(&own_link_stack, link_stack, 0);
Dirseq_destroy(&dirseq, 0);
@ -1602,7 +1636,21 @@ int Xorriso_rmi(struct XorrisO *xorriso, void *boss_iter,
struct iso_tree_node_dir *boss_node, *root_dir;
struct iso_tree_iter *iter= NULL;
struct iso_volume *volume;
char sfe[5*SfileadrL], sub_path[2*SfileadrL], *sub_name, *name;
char *sub_name, *name;
#ifdef Xorriso_fat_local_meM
char sfe[5*SfileadrL], sub_path[2*SfileadrL];
#else
char *sfe= NULL, *sub_path= NULL;
/* Avoiding large local memory objects in order to save stack space */
sfe= malloc(5*SfileadrL);
sub_path= malloc(2*SfileadrL);
if(sfe==NULL || sub_path==NULL) {
Xorriso_no_malloc_memory(xorriso, &sfe, 0);
{ret= -1; goto ex;}
}
#endif /* ! Xorriso_fat_local_meM */
ret= Xorriso_get_volume(xorriso, &volume, 0);
if(ret<=0)
@ -1617,7 +1665,7 @@ int Xorriso_rmi(struct XorrisO *xorriso, void *boss_iter,
if(((void *) root_dir) == ((void *) victim_node)) {
sprintf(xorriso->info_text, "May not delete root directory");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
return(0);
{ret= 0; goto ex;}
}
if(LIBISO_ISDIR(victim_node))
@ -1758,6 +1806,14 @@ dir_not_removed:;
xorriso->volset_change_pending= 1;
ret= 1+!!is_dir;
ex:;
#ifndef Xorriso_fat_local_meM
if(sfe!=NULL)
free(sfe);
if(sub_path!=NULL)
free(sub_path);
#endif /* ! Xorriso_fat_local_meM */
if(iter!=NULL)
iso_tree_iter_free(iter);
return(ret);
@ -1833,9 +1889,24 @@ int Xorriso_show_du_subs(struct XorrisO *xorriso,
int i, ret, no_sort= 0, filec= 0, l;
struct iso_tree_iter *iter= NULL;
struct iso_tree_node *node, **node_array= NULL;
char path[SfileadrL], show_path[SfileadrL], *name, sfe[5*SfileadrL];
char *name;
off_t sub_size, report_size, mem= 0;
#ifdef Xorriso_fat_local_meM
char path[SfileadrL], show_path[SfileadrL], sfe[5*SfileadrL];
#else /* Xorriso_fat_local_meM */
char *path= NULL, *show_path= NULL, *sfe= NULL;
sfe= malloc(5*SfileadrL);
path= malloc(SfileadrL);
show_path= malloc(SfileadrL);
if(path==NULL || show_path==NULL || sfe==NULL) {
Xorriso_no_malloc_memory(xorriso, &sfe, 0);
{ret= -1; goto ex;}
}
#endif /* ! Xorriso_fat_local_meM */
*size= 0;
iter= iso_tree_node_children(dir_node);
if(iter==NULL) {
@ -1935,6 +2006,16 @@ much_too_long:;
}
ret= 1;
ex:;
#ifndef Xorriso_fat_local_meM
if(sfe!=NULL)
free(sfe);
if(path!=NULL)
free(path);
if(show_path!=NULL)
free(show_path);
#endif /* ! Xorriso_fat_local_meM */
if(iter!=NULL)
iso_tree_iter_free(iter);
if(node_array!=NULL)
@ -2461,7 +2542,20 @@ int Xorriso_obtain_pattern_files_i(
int ret, failed_at;
struct iso_tree_iter *iter= NULL;
struct iso_tree_node *node;
char adr[SfileadrL], *name;
char *name;
#ifdef Xorriso_fat_local_meM
char adr[SfileadrL];
#else /* Xorriso_fat_local_meM */
char *adr= NULL;
adr= malloc(SfileadrL);
if(adr==NULL) {
Xorriso_no_malloc_memory(xorriso, &adr, 0);
{ret= -1; goto ex;}
}
#endif /* ! Xorriso_fat_local_meM */
if(!(flag&2))
*dive_count= 0;
@ -2510,6 +2604,12 @@ int Xorriso_obtain_pattern_files_i(
}
ret= 1;
ex:;
#ifndef Xorriso_fat_local_meM
if(adr!=NULL)
free(adr);
#endif /* ! Xorriso_fat_local_meM */
if(flag&2)
(*dive_count)--;
return(ret);
@ -2728,7 +2828,20 @@ int Xorriso_findi(struct XorrisO *xorriso, struct FindjoB *job,
struct iso_tree_node *node;
struct iso_volume *volume;
struct stat stbuf;
char *name, path[SfileadrL], sfe[5*SfileadrL];
char *name;
#ifdef Xorriso_fat_local_meM
char path[SfileadrL], sfe[5*SfileadrL];
#else /* Xorriso_fat_local_meM */
char *path= NULL, *sfe= NULL;
sfe= malloc(5*SfileadrL);
path= malloc(SfileadrL);
if(sfe==NULL || path==NULL) {
Xorriso_no_malloc_memory(xorriso, &sfe, 0);
{ret= -1; goto ex;}
}
#endif /* ! Xorriso_fat_local_meM */
dir_node= (struct iso_tree_node_dir *) dir_node_generic;
if(dir_node==NULL) {
@ -2799,6 +2912,14 @@ int Xorriso_findi(struct XorrisO *xorriso, struct FindjoB *job,
ret= 1;
ex:;
#ifndef Xorriso_fat_local_meM
if(sfe!=NULL)
free(sfe);
if(path!=NULL)
free(path);
#endif /* ! Xorriso_fat_local_meM */
Xorriso_process_msg_queues(xorriso,0);
if(iter!=NULL)
iso_tree_iter_free(iter);