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Make sure each spec matches something

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This commit is contained in:
Dave Vasilevsky 2010-10-13 12:47:51 -04:00
parent 7aae647657
commit 6f83d58d51
1 changed files with 14 additions and 2 deletions
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16
pread.c
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@ -182,9 +182,11 @@ static void wanted_files(size_t count, char **specs) {
*c = '\0';
}
bool matched[count]; // for each spec, does it match?
memset(matched, 0, sizeof(matched));
wanted_t *last = NULL;
// Check each file in order, to see if we want it
for (file_index_t *f = gFileIndex; f->name; f = f->next) {
// Do we want this file?
for (char **spec = specs; spec < specs + count; ++spec) {
char *sc, *nc;
bool match = true;
@ -194,7 +196,9 @@ static void wanted_files(size_t count, char **specs) {
break;
}
}
if (match && (!*nc || *nc == '/')) { // prefix must be at dir bound
// If spec's a prefix of the file name, it must be a dir name
if (match && (!*nc || *nc == '/')) {
// Ok, add the file
wanted_t *w = malloc(sizeof(wanted_t));
*w = (wanted_t){ .name = f->name, .start = f->offset,
.end = f->next->offset, .next = NULL };
@ -205,10 +209,18 @@ static void wanted_files(size_t count, char **specs) {
gWantedFiles = w;
}
last = w;
matched[spec - specs] = true;
break;
}
}
}
// Make sure each spec matched
for (size_t i = 0; i < count; ++i) {
if (!matched[i])
die("\"%s\" not found in archive", *(specs + i));
}
}