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Removed bug prone implementation of link resolving (now only via libburn)

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This commit is contained in:
Thomas Schmitt 2006-09-22 19:52:47 +00:00
parent 7227dfc6b4
commit 0a652dbd02
2 changed files with 11 additions and 78 deletions
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85
trunk/cdrskin/cdrskin.c
View File

@ -1255,37 +1255,6 @@ int Cdrpreskin_destroy(struct CdrpreskiN **preskin, int flag)
} }
/** Evaluate wether the given address would surely be enumerated by libburn */
int Cdrpreskin__is_enumerable_adr(char *adr, int flag)
{
#ifdef Cdrskin_libburn_has_is_enumerablE
int ret;
ret= burn_drive_is_enumerable_adr(adr);
return(!!ret);
#else
int i;
char dev[80];
for(i=0;i<32;i++) {
sprintf(dev,"/dev/sg%d",i);
if(strcmp(adr,dev)==0)
return(1);
}
for(i=0;i<26;i++) {
sprintf(dev,"/dev/hd%c",'a'+i);
if(strcmp(adr,dev)==0)
return(1);
}
return(0);
#endif
}
/** Convert a cdrecord-style device address into a libburn device address or /** Convert a cdrecord-style device address into a libburn device address or
into a libburn drive number. It depends on the "scsibus" number of the into a libburn drive number. It depends on the "scsibus" number of the
cdrecord-style address which kind of libburn address emerges: cdrecord-style address which kind of libburn address emerges:
@ -1389,13 +1358,7 @@ return:
*/ */
{ {
int i,ret,bragg_with_audio= 0; int i,ret,bragg_with_audio= 0;
char *value_pt,link_adr[Cdrskin_strleN+1]; char *value_pt;
#ifndef Cdrskin_libburn_has_convert_fs_adR
int k;
char link_target[Cdrskin_strleN+1];
struct stat stbuf;
#endif
#ifndef Cdrskin_extra_leaN #ifndef Cdrskin_extra_leaN
if(argc>1) if(argc>1)
@ -1794,56 +1757,26 @@ dev_too_long:;
{ret= 0; goto ex;} {ret= 0; goto ex;}
} }
} }
if(!o->no_follow_links) {
strcpy(link_adr,o->device_adr);
#ifdef Cdrskin_libburn_has_convert_fs_adR #ifdef Cdrskin_libburn_has_convert_fs_adR
ret = burn_drive_convert_fs_adr(link_adr,o->device_adr); if(!o->no_follow_links) {
if(ret<0) { int lret;
char link_adr[Cdrskin_strleN+1];
strcpy(link_adr,o->device_adr);
lret = burn_drive_convert_fs_adr(link_adr,o->device_adr);
if(lret<0) {
fprintf(stderr, fprintf(stderr,
"cdrskin: NOTE : Please inform libburn-hackers@pykix.org about:\n"); "cdrskin: NOTE : Please inform libburn-hackers@pykix.org about:\n");
fprintf(stderr, fprintf(stderr,
" burn_drive_convert_fs_adr() returned %d\n",ret); " burn_drive_convert_fs_adr() returned %d\n",lret);
} }
#else
while(lstat(link_adr,&stbuf)!=-1) {
if(Cdrpreskin__is_enumerable_adr(link_adr,0))
break;
if((stbuf.st_mode&S_IFMT)!=S_IFLNK)
break;
ret= readlink(link_adr,link_target,Cdrskin_strleN+1);
if(ret==-1)
goto after_resolving_links;
if(ret>=Cdrskin_strleN) {
link_too_long:;
fprintf(stderr,
"cdrskin: FATAL : Link target address too long (max. %d chars)\n",
Cdrskin_strleN-1);
{ret= 0; goto ex;}
}
for(k=0;k<ret;k++)
link_adr[k]= link_target[k];
link_adr[k]= 0;
}
if(strcmp(link_adr,o->device_adr)!=0) {
fprintf(stderr,"cdrskin: NOTE : Followed link '%s' to target '%s'\n",
o->device_adr,link_adr);
if(strlen(link_adr)>=sizeof(o->device_adr))
goto link_too_long;
strcpy(o->device_adr,link_adr);
} }
#endif /* Cdrskin_libburn_has_convert_fs_adR */ #endif /* Cdrskin_libburn_has_convert_fs_adR */
} }
#ifndef Cdrskin_libburn_has_convert_fs_adR
after_resolving_links:;
#endif
}
ret= 1;
ex:; ex:;
#ifndef Cdrskin_extra_leaN #ifndef Cdrskin_extra_leaN

2
trunk/cdrskin/cdrskin_timestamp.h
View File

@ -1 +1 @@
#define Cdrskin_timestamP "2006.09.22.172307" #define Cdrskin_timestamP "2006.09.22.195414"