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Revert "Indicative inode hash bitmap implementation. Read details."
This reverts commit 547d87bfc2.
This commit is contained in:
Arun Prakash Jana
parent
547d87bfc2
commit
c2998a819b
65
src/nnn.c
65
src/nnn.c
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@ -186,7 +186,6 @@ typedef unsigned int uint;
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typedef unsigned char uchar;
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typedef unsigned short ushort;
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typedef long long ll;
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typedef unsigned long long ull;
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/* STRUCTURES */
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@ -196,7 +195,6 @@ typedef struct entry {
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time_t t;
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off_t size;
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blkcnt_t blocks; /* number of 512B blocks allocated */
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ino_t inode;
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mode_t mode;
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ushort nlen; /* Length of file name; can be uchar (< NAME_MAX + 1) */
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uchar flags; /* Flags specific to the file */
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@ -347,11 +345,6 @@ static char g_tmpfpath[TMP_LEN_MAX] __attribute__ ((aligned));
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/* Buffer to store plugins control pipe location */
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static char g_pipepath[TMP_LEN_MAX] __attribute__ ((aligned));
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#define HASH_BITS (0xFFFFFF)
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#define HASH_OCTETS (HASH_BITS >> 6)
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/* Buffer to hold inode hash bit for selection */
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static ull *ihashbmp;
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/* Plugin control initialization status */
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static bool g_plinit = FALSE;
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@ -580,43 +573,6 @@ static inline bool getutil(char *util);
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/* Functions */
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/*
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* Source: https://elixir.bootlin.com/linux/latest/source/arch/alpha/include/asm/bitops.h#L314
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*/
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static bool test_set_bit(ull nr)
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{
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ull *m = ((ull *)ihashbmp) + (nr >> 6);
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if (*m & (1 << (nr & 63)))
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return FALSE;
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*m |= 1 << (nr & 63);
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return TRUE;
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}
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#if 0
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static bool test_clear_bit(ull nr)
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{
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ull *m = ((ull *) ihashbmp) + (nr >> 6);
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if (!(*m & (1 << (nr & 63))))
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return FALSE;
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*m &= ~(1 << (nr & 63));
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return TRUE;
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}
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#endif
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static void clear_hash()
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{
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ulong i = 0;
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ull *addr = ihashbmp;
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for (; i < HASH_OCTETS; ++i, ++addr)
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if (*addr)
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*addr = 0;
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}
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static void sigint_handler(int sig)
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{
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(void) sig;
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@ -1033,8 +989,6 @@ static void endselection(void)
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if (cfg.selmode) {
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cfg.selmode = 0;
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clear_hash();
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if (selbufpos) { /* File path(s) written to the buffer */
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writesel(pselbuf, selbufpos - 1); /* Truncate NULL from end */
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spawn(copier, NULL, NULL, NULL, F_NOTRACE);
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@ -1122,7 +1076,8 @@ static bool editselection(void)
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}
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nselected = lines;
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endselection();
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writesel(pselbuf, selbufpos - 1);
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spawn(copier, NULL, NULL, NULL, F_NOTRACE);
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return TRUE;
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@ -3662,7 +3617,6 @@ static int dentfill(char *path, struct entry **dents)
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* Known drawbacks:
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* - the symlink size is set to 0
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* - the modification time of the symlink is set to that of the target file
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* - the inode number is that of the target file
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*/
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flags = AT_SYMLINK_NOFOLLOW;
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}
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@ -3770,7 +3724,6 @@ static int dentfill(char *path, struct entry **dents)
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/* Copy other fields */
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dentp->t = cfg.mtime ? sb.st_mtime : sb.st_atime;
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dentp->inode = sb.st_ino;
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#ifndef __sun
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if (!flags && dp->d_type == DT_LNK) {
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/* Do not add sizes for links */
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@ -4787,7 +4740,7 @@ nochange:
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rangesel = FALSE;
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/* Do not select if already selected */
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if (test_set_bit((ull)dents[cur].inode)) {
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if (!(dents[cur].flags & FILE_SELECTED)) {
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appendfpath(newpath, mkpath(path, dents[cur].name, newpath));
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++nselected;
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@ -4849,16 +4802,12 @@ nochange:
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selendid = ndents - 1;
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}
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for (r = selstartid; r <= selendid; ++r) {
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if (test_set_bit((ull)dents[r].inode)) {
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for (r = selstartid; r <= selendid; ++r)
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if (!(dents[r].flags & FILE_SELECTED)) {
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appendfpath(newpath, mkpath(path, dents[r].name, newpath));
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dents[r].flags |= FILE_SELECTED;
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++nselected;
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} else {
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DPRINTF_S(dents[r].name);
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DPRINTF_U(dents[r].inode);
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}
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}
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/* Show the range count */
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//r = selendid - selstartid + 1;
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@ -5495,7 +5444,6 @@ static void cleanup(void)
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free(initpath);
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free(bmstr);
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free(pluginstr);
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free(ihashbmp);
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unlink(g_pipepath);
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@ -5794,9 +5742,6 @@ int main(int argc, char *argv[])
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if (!initcurses(&mask))
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return _FAILURE;
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ihashbmp = malloc(HASH_OCTETS << 3);
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memset(ihashbmp, 0, HASH_OCTETS << 3);
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browse(initpath, session);
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mousemask(mask, NULL);
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exitcurses();
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