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tag/Settings: convert to bit mask

This commit is contained in:
Max Kellermann 2015-08-24 11:10:15 +02:00
parent 60c077c790
commit 0c19418e84
3 changed files with 8 additions and 9 deletions
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4
src/tag/TagConfig.cxx
View File

@ -39,7 +39,7 @@ TagLoadConfig()
if (value == nullptr)
return;
std::fill_n(ignore_tag_items, size_t(TAG_NUM_OF_ITEM_TYPES), true);
global_tag_mask = 0;
if (StringEqualsCaseASCII(value, "none"))
return;
@ -62,7 +62,7 @@ TagLoadConfig()
FormatFatalError("error parsing metadata item \"%s\"",
c);
ignore_tag_items[type] = false;
global_tag_mask |= tag_mask_t(1) << unsigned(type);
s++;
c = s;

5
src/tag/TagSettings.c
View File

@ -19,7 +19,4 @@
#include "TagSettings.h"
bool ignore_tag_items[TAG_NUM_OF_ITEM_TYPES] = {
/* ignore comments by default */
[TAG_COMMENT] = true,
};
tag_mask_t global_tag_mask = (tag_mask_t)-1 & ~(1 << TAG_COMMENT);

8
src/tag/TagSettings.h
View File

@ -23,9 +23,11 @@
#include "TagType.h"
#include "Compiler.h"
#include <stdbool.h>
#include <stdint.h>
extern bool ignore_tag_items[TAG_NUM_OF_ITEM_TYPES];
typedef uint_least32_t tag_mask_t;
extern tag_mask_t global_tag_mask;
#ifdef __cplusplus
@ -33,7 +35,7 @@ gcc_const
static inline bool
IsTagEnabled(unsigned tag)
{
return !ignore_tag_items[tag];
return global_tag_mask & (1u << tag);
}
gcc_const