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delete option to preserve no duplicates #28

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delete option to preserve no duplicates #28

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8 changes: 6 additions & 2 deletions fdupes.c
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Original file line number Diff line number Diff line change
Expand Up @@ -778,6 +778,7 @@ void deletefiles(file_t *files, int prompt, FILE *tty)
int max = 0;
int x;
int i;
int min_files_preserved;

curfile = files;

Expand Down Expand Up @@ -836,7 +837,8 @@ void deletefiles(file_t *files, int prompt, FILE *tty)
else /* prompt for files to preserve */

do {
printf("Set %d of %d, preserve files [1 - %d, all]",
min_files_preserved = 1;
printf("Set %d of %d, preserve files [1 - %d, all, none!]",
curgroup, groups, counter);
if (ISFLAG(flags, F_SHOWSIZE)) printf(" (%lld byte%seach)", (long long int)files->size,
(files->size != 1) ? "s " : " ");
Expand Down Expand Up @@ -870,6 +872,8 @@ void deletefiles(file_t *files, int prompt, FILE *tty)
token = strtok(preservestr, " ,\n");

while (token != NULL) {
/* if none! is the only token, remove all files */
if (strcasecmp(token, "none!") == 0) min_files_preserved = 0;
if (strcasecmp(token, "all") == 0)
for (x = 0; x <= counter; x++) preserve[x] = 1;

Expand All @@ -881,7 +885,7 @@ void deletefiles(file_t *files, int prompt, FILE *tty)
}

for (sum = 0, x = 1; x <= counter; x++) sum += preserve[x];
} while (sum < 1); /* make sure we've preserved at least one file */
} while (sum < min_files_preserved); /* make sure we've preserved at least min files */

printf("\n");

Expand Down