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/*
* mainloop.c
* Iterating over all the command line parameters, and matching patterns
* where needed
*/
#include "sysincludes.h"
#include "msdos.h"
#include "mtools.h"
#include "vfat.h"
#include "fs.h"
#include "mainloop.h"
#include "plain_io.h"
#include "file.h"
static int unix_loop(MainParam_t *mp, char *arg)
{
char *tmp;
int ret;
int isdir;
mp->File = NULL;
if((mp->lookupflags & DO_OPEN)){
mp->File = SimpleFileOpen(0, 0, arg, O_RDONLY, 0, 0);
if(!mp->File){
perror(arg);
#if 0
tmp = strrchr(arg,'/');
if(tmp)
tmp++;
else
tmp = arg;
strncpy(mp->filename, tmp, VBUFSIZE);
mp->filename[VBUFSIZE-1] = '\0';
#endif
return MISSED_ONE;
}
GET_DATA(mp->File, 0, 0, &isdir, 0);
if(isdir)
return IS_MATCH;
}
if(mp->outname){
tmp = strrchr(arg,'/');
if(tmp)
tmp++;
else
tmp = arg;
strncpy(mp->outname, tmp, VBUFSIZE-1);
mp->outname[VBUFSIZE-1]='\0';
}
ret = mp->unixcallback(arg,mp) | IS_MATCH;
FREE(&mp->File);
return ret;
}
static int checkForDot(MainParam_t *mp, const char *name)
{
if((mp->lookupflags & NO_DOTS) &&
(!name[0] ||
!strcmp(name,".") ||
!strcmp(name,"..")))
return 1;
return 0;
}
static int dos_loop(MainParam_t *mp, char *arg)
{
Stream_t *Dir;
int ret;
int have_one;
int entry;
const char *filename;
have_one = MISSED_ONE;
ret = 0;
Dir = open_subdir(mp, arg, mp->openflags, 0, 0);
if(!Dir)
return MISSED_ONE;
entry = 0;
filename = mp->filename;
if(!filename[0])
filename="*";
if(checkForDot(mp, filename)){
fprintf(stderr,
"This command cannot be applied to \".\" or \"..\"\n");
FREE(&Dir);
return MISSED_ONE;
}
while(entry >= 0){
if(got_signal)
break;
mp->File = NULL;
if(vfat_lookup(Dir,
& (mp->dir), &entry, 0,
filename,
mp->lookupflags,
mp->outname,
mp->shortname,
mp->longname) == 0 ){
if(checkForDot(mp,mp->outname))
ret |= MISSED_ONE;
else {
if(mp->lookupflags & DO_OPEN)
mp->File = open_file(Dir, &mp->dir);
if(got_signal)
break;
have_one = IS_MATCH;
ret |= mp->callback(Dir, mp, entry - 1);
FREE(&mp->File);
}
}
if (fat_error(Dir))
ret |= MISSED_ONE;
if(ret & NEXT_DISK)
break;
if(mp->fast_quit && (ret & MISSED_ONE))
break;
}
FREE(&Dir);
return ret | have_one;
}
int main_loop(MainParam_t *mp, char **argv, int argc)
{
int i;
int ret, Bret;
Bret = 0;
for (i = 0; i < argc; i++) {
if ( got_signal )
break;
if (mp->unixcallback && (!argv[i][0] || argv[i][1] != ':' ))
ret = unix_loop(mp, argv[i]);
else if (mp->newdoscallback)
ret = mp->newdoscallback(argv[i], mp) ;
else
ret = dos_loop(mp, argv[i]);
if (! (ret & IS_MATCH) ) {
fprintf(stderr, "%s: File \"%s\" not found\n",
progname, argv[i]);
ret |= MISSED_ONE;
}
Bret |= ret;
if(mp->fast_quit && (Bret & MISSED_ONE))
break;
}
if ((Bret & GOT_ONE) && ( Bret & MISSED_ONE))
return 2;
if (Bret & MISSED_ONE)
return 1;
return 0;
}
void init_mp(MainParam_t *mp)
{
fix_mcwd(mp->mcwd);
mp->unixcallback = NULL;
mp->newdoscallback = NULL;
mp->pathname = mp->outname = mp->shortname = mp->longname = 0;
mp->newdrive_cb = mp->olddrive_cb = 0;
mp->fast_quit = 0;
}
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