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Code refactor

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Arun Prakash Jana 2019-05-27 07:23:30 +05:30
parent f02e0d359f
commit 788dc80bb6
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GPG key ID: A75979F35C080412
1 changed files with 14 additions and 22 deletions
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36
src/nnn.c
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@ -483,8 +483,8 @@ static void move_cursor(int target, int ignore_scrolloff);
*/ */
static uchar crc8fast(const uchar * const message, size_t n) static uchar crc8fast(const uchar * const message, size_t n)
{ {
uchar data, remainder; uchar data, remainder = 0;
size_t byte; size_t byte = 0;
/* CRC data */ /* CRC data */
static const uchar crc8table[CRC8_TABLE_LEN] __attribute__ ((aligned)) = { static const uchar crc8table[CRC8_TABLE_LEN] __attribute__ ((aligned)) = {
@ -507,9 +507,10 @@ static uchar crc8fast(const uchar * const message, size_t n)
}; };
/* Divide the message by the polynomial, a byte at a time */ /* Divide the message by the polynomial, a byte at a time */
for (remainder = byte = 0; byte < n; ++byte) { while (byte < n) {
data = message[byte] ^ (remainder >> (WIDTH - 8)); data = message[byte] ^ (remainder >> (WIDTH - 8));
remainder = crc8table[data] ^ (remainder << 8); remainder = crc8table[data] ^ (remainder << 8);
++byte;
} }
/* The final remainder is the CRC */ /* The final remainder is the CRC */
@ -1257,18 +1258,13 @@ static int digit_compare(const char *a, const char *b)
*/ */
static int xstricmp(const char * const s1, const char * const s2) static int xstricmp(const char * const s1, const char * const s2)
{ {
const char *c1, *c2, *m1, *m2; const char *c1 = s1, *c2 = s2, *m1, *m2;
int count1 = 0, count2 = 0, bias; int count1 = 0, count2 = 0, bias;
char sign[2]; char sign[2] = {'+', '+'};
sign[0] = '+';
sign[1] = '+';
c1 = s1;
while (ISBLANK(*c1)) while (ISBLANK(*c1))
++c1; ++c1;
c2 = s2;
while (ISBLANK(*c2)) while (ISBLANK(*c2))
++c2; ++c2;
@ -1492,18 +1488,16 @@ static int entrycmp(const void *va, const void *vb)
*/ */
static int nextsel(int presel) static int nextsel(int presel)
{ {
int c; int c = presel;
uint i; uint i;
const uint len = LEN(bindings); const uint len = LEN(bindings);
#ifdef LINUX_INOTIFY #ifdef LINUX_INOTIFY
char *ptr;
struct inotify_event *event; struct inotify_event *event;
static char inotify_buf[EVENT_BUF_LEN] static char inotify_buf[EVENT_BUF_LEN]
__attribute__ ((aligned(__alignof__(struct inotify_event)))); __attribute__ ((aligned(__alignof__(struct inotify_event))));
#elif defined(BSD_KQUEUE) #elif defined(BSD_KQUEUE)
static struct kevent event_data[NUM_EVENT_SLOTS]; static struct kevent event_data[NUM_EVENT_SLOTS];
#endif #endif
c = presel;
if (c == 0 || c == MSGWAIT) { if (c == 0 || c == MSGWAIT) {
c = getch(); c = getch();
@ -1529,6 +1523,8 @@ static int nextsel(int presel)
if (!cfg.blkorder && inotify_wd >= 0 && (idle & 1)) { if (!cfg.blkorder && inotify_wd >= 0 && (idle & 1)) {
i = read(inotify_fd, inotify_buf, EVENT_BUF_LEN); i = read(inotify_fd, inotify_buf, EVENT_BUF_LEN);
if (i > 0) { if (i > 0) {
char *ptr;
for (ptr = inotify_buf; ptr < inotify_buf + i; for (ptr = inotify_buf; ptr < inotify_buf + i;
ptr += sizeof(struct inotify_event) + event->len) { ptr += sizeof(struct inotify_event) + event->len) {
event = (struct inotify_event *) ptr; event = (struct inotify_event *) ptr;
@ -2075,10 +2071,10 @@ static char *unescape(const char *str, uint maxcols)
{ {
static wchar_t wbuf[NAME_MAX + 1] __attribute__ ((aligned)); static wchar_t wbuf[NAME_MAX + 1] __attribute__ ((aligned));
wchar_t *buf = wbuf; wchar_t *buf = wbuf;
size_t len, lencount = 0; size_t lencount = 0;
/* Convert multi-byte to wide char */ /* Convert multi-byte to wide char */
len = mbstowcs(wbuf, str, NAME_MAX); size_t len = mbstowcs(wbuf, str, NAME_MAX);
while (*buf && lencount <= maxcols) { while (*buf && lencount <= maxcols) {
if (*buf <= '\x1f' || *buf == '\x7f') if (*buf <= '\x1f' || *buf == '\x7f')
@ -2110,10 +2106,8 @@ static char *coolsize(off_t size)
{ {
const char * const U = "BKMGTPEZY"; const char * const U = "BKMGTPEZY";
static char size_buf[12]; /* Buffer to hold human readable size */ static char size_buf[12]; /* Buffer to hold human readable size */
off_t rem; off_t rem = 0;
int i; int i = 0;
rem = i = 0;
while (size >= 1024) { while (size >= 1024) {
rem = size & (0x3FF); /* 1024 - 1 = 0x3FF */ rem = size & (0x3FF); /* 1024 - 1 = 0x3FF */
@ -2169,11 +2163,9 @@ static void printent(const struct entry *ent, int sel, uint namecols)
{ {
const char *pname = unescape(ent->name, namecols); const char *pname = unescape(ent->name, namecols);
const char cp = (ent->flags & FILE_COPIED) ? '+' : ' '; const char cp = (ent->flags & FILE_COPIED) ? '+' : ' ';
char ind[2]; char ind[2] = {'\0', '\0'};
mode_t mode = ent->mode; mode_t mode = ent->mode;
ind[0] = ind[1] = '\0';
switch (mode & S_IFMT) { switch (mode & S_IFMT) {
case S_IFREG: case S_IFREG:
if (mode & 0100) if (mode & 0100)