diff --git a/editors/awk.c b/editors/awk.c
index 2e67f67fb..9366a2398 100644
--- a/editors/awk.c
+++ b/editors/awk.c
@@ -89,7 +89,7 @@ typedef struct xhash_s {
/* Tree node */
typedef struct node_s {
uint32_t info;
- unsigned short lineno;
+ unsigned lineno;
union {
struct node_s *n;
var *v;
@@ -402,7 +402,7 @@ static node *break_ptr, *continue_ptr;
static rstream *iF;
static xhash *vhash, *ahash, *fdhash, *fnhash;
static const char *programname;
-static short lineno;
+static int lineno;
static int is_f0_split;
static int nfields;
static var *Fields;
@@ -418,9 +418,10 @@ static struct {
uint32_t info;
char *string;
double number;
- short lineno;
+ int lineno;
int rollback;
-} t;
+} ttt;
+/* It had even better name: 't'. Whoever knows what is it, please rename! */
/* function prototypes */
static void handle_special(var *);
@@ -577,8 +578,13 @@ static void skip_spaces(char **s)
{
char *p = *s;
- while (*p == ' ' || *p == '\t' ||
- (*p == '\\' && *(p+1) == '\n' && (++p, ++t.lineno))) {
+ while (1) {
+ if (*p == '\\' && p[1] == '\n') {
+ p++;
+ ttt.lineno++;
+ } else if (*p != ' ' && *p != '\t') {
+ break;
+ }
p++;
}
*s = p;
@@ -623,7 +629,7 @@ static xhash *iamarray(var *v)
while (a->type & VF_CHILD)
a = a->x.parent;
- if (! (a->type & VF_ARRAY)) {
+ if (!(a->type & VF_ARRAY)) {
a->type |= VF_ARRAY;
a->x.array = hash_init();
}
@@ -635,7 +641,7 @@ static void clear_array(xhash *array)
unsigned i;
hash_item *hi, *thi;
- for (i=0; i<array->csize; i++) {
+ for (i = 0; i < array->csize; i++) {
hi = array->items[i];
while (hi) {
thi = hi;
@@ -834,7 +840,7 @@ static void nvfree(var *v)
/* ------- awk program text parsing ------- */
-/* Parse next token pointed by global pos, place results into global t.
+/* Parse next token pointed by global pos, place results into global ttt.
* If token isn't expected, give away. Return token class
*/
static uint32_t next_token(uint32_t expected)
@@ -849,31 +855,31 @@ static uint32_t next_token(uint32_t expected)
const uint32_t *ti;
int l;
- if (t.rollback) {
- t.rollback = FALSE;
+ if (ttt.rollback) {
+ ttt.rollback = FALSE;
} else if (concat_inserted) {
concat_inserted = FALSE;
- t.tclass = save_tclass;
- t.info = save_info;
+ ttt.tclass = save_tclass;
+ ttt.info = save_info;
} else {
p = pos;
readnext:
skip_spaces(&p);
- lineno = t.lineno;
+ lineno = ttt.lineno;
if (*p == '#')
while (*p != '\n' && *p != '\0') p++;
if (*p == '\n')
- t.lineno++;
+ ttt.lineno++;
if (*p == '\0') {
tc = TC_EOF;
} else if (*p == '\"') {
/* it's a string */
- t.string = s = ++p;
+ ttt.string = s = ++p;
while (*p != '\"') {
if (*p == '\0' || *p == '\n')
syntax_error(EMSG_UNEXP_EOS);
@@ -885,7 +891,7 @@ static uint32_t next_token(uint32_t expected)
} else if ((expected & TC_REGEXP) && *p == '/') {
/* it's regexp */
- t.string = s = ++p;
+ ttt.string = s = ++p;
while (*p != '/') {
if (*p == '\0' || *p == '\n')
syntax_error(EMSG_UNEXP_EOS);
@@ -902,7 +908,7 @@ static uint32_t next_token(uint32_t expected)
} else if (*p == '.' || isdigit(*p)) {
/* it's a number */
- t.number = strtod(p, &p);
+ ttt.number = strtod(p, &p);
if (*p == '.')
syntax_error(EMSG_UNEXP_TOKEN);
tc = TC_NUMBER;
@@ -925,7 +931,7 @@ static uint32_t next_token(uint32_t expected)
if ((tc & (expected | TC_WORD | TC_NEWLINE)) &&
*tl == *p && strncmp(p, tl, l) == 0 &&
!((tc & TC_WORD) && isalnum_(*(p + l)))) {
- t.info = *ti;
+ ttt.info = *ti;
p += l;
break;
}
@@ -940,7 +946,7 @@ static uint32_t next_token(uint32_t expected)
if (!isalnum_(*p))
syntax_error(EMSG_UNEXP_TOKEN);
- t.string = --p;
+ ttt.string = --p;
while (isalnum_(*(++p))) {
*(p-1) = *p;
}
@@ -968,14 +974,14 @@ static uint32_t next_token(uint32_t expected)
if ((ltclass&TC_CONCAT1) && (tc&TC_CONCAT2) && (expected&TC_BINOP)) {
concat_inserted = TRUE;
save_tclass = tc;
- save_info = t.info;
+ save_info = ttt.info;
tc = TC_BINOP;
- t.info = OC_CONCAT | SS | P(35);
+ ttt.info = OC_CONCAT | SS | P(35);
}
- t.tclass = tc;
+ ttt.tclass = tc;
}
- ltclass = t.tclass;
+ ltclass = ttt.tclass;
/* Are we ready for this? */
if (! (ltclass & expected))
@@ -985,7 +991,10 @@ static uint32_t next_token(uint32_t expected)
return ltclass;
}
-static void rollback_token(void) { t.rollback = TRUE; }
+static void rollback_token(void)
+{
+ ttt.rollback = TRUE;
+}
static node *new_node(uint32_t info)
{
@@ -1028,8 +1037,8 @@ static node *parse_expr(uint32_t iexp)
sn.r.n = glptr = NULL;
xtc = TC_OPERAND | TC_UOPPRE | TC_REGEXP | iexp;
- while (! ((tc = next_token(xtc)) & iexp)) {
- if (glptr && (t.info == (OC_COMPARE|VV|P(39)|2))) {
+ while (!((tc = next_token(xtc)) & iexp)) {
+ if (glptr && (ttt.info == (OC_COMPARE|VV|P(39)|2))) {
/* input redirection (<) attached to glptr node */
cn = glptr->l.n = new_node(OC_CONCAT|SS|P(37));
cn->a.n = glptr;
@@ -1040,17 +1049,17 @@ static node *parse_expr(uint32_t iexp)
/* for binary and postfix-unary operators, jump back over
* previous operators with higher priority */
vn = cn;
- while ( ((t.info & PRIMASK) > (vn->a.n->info & PRIMASK2)) ||
- ((t.info == vn->info) && ((t.info & OPCLSMASK) == OC_COLON)) )
+ while ( ((ttt.info & PRIMASK) > (vn->a.n->info & PRIMASK2)) ||
+ ((ttt.info == vn->info) && ((ttt.info & OPCLSMASK) == OC_COLON)) )
vn = vn->a.n;
- if ((t.info & OPCLSMASK) == OC_TERNARY)
- t.info += P(6);
- cn = vn->a.n->r.n = new_node(t.info);
+ if ((ttt.info & OPCLSMASK) == OC_TERNARY)
+ ttt.info += P(6);
+ cn = vn->a.n->r.n = new_node(ttt.info);
cn->a.n = vn->a.n;
if (tc & TC_BINOP) {
cn->l.n = vn;
xtc = TC_OPERAND | TC_UOPPRE | TC_REGEXP;
- if ((t.info & OPCLSMASK) == OC_PGETLINE) {
+ if ((ttt.info & OPCLSMASK) == OC_PGETLINE) {
/* it's a pipe */
next_token(TC_GETLINE);
/* give maximum priority to this pipe */
@@ -1067,7 +1076,7 @@ static node *parse_expr(uint32_t iexp)
/* for operands and prefix-unary operators, attach them
* to last node */
vn = cn;
- cn = vn->r.n = new_node(t.info);
+ cn = vn->r.n = new_node(ttt.info);
cn->a.n = vn;
xtc = TC_OPERAND | TC_UOPPRE | TC_REGEXP;
if (tc & (TC_OPERAND | TC_REGEXP)) {
@@ -1078,11 +1087,11 @@ static node *parse_expr(uint32_t iexp)
case TC_VARIABLE:
case TC_ARRAY:
cn->info = OC_VAR;
- if ((v = hash_search(ahash, t.string)) != NULL) {
+ if ((v = hash_search(ahash, ttt.string)) != NULL) {
cn->info = OC_FNARG;
cn->l.i = v->x.aidx;
} else {
- cn->l.v = newvar(t.string);
+ cn->l.v = newvar(ttt.string);
}
if (tc & TC_ARRAY) {
cn->info |= xS;
@@ -1095,18 +1104,18 @@ static node *parse_expr(uint32_t iexp)
cn->info = OC_VAR;
v = cn->l.v = xzalloc(sizeof(var));
if (tc & TC_NUMBER)
- setvar_i(v, t.number);
+ setvar_i(v, ttt.number);
else
- setvar_s(v, t.string);
+ setvar_s(v, ttt.string);
break;
case TC_REGEXP:
- mk_re_node(t.string, cn, xzalloc(sizeof(regex_t)*2));
+ mk_re_node(ttt.string, cn, xzalloc(sizeof(regex_t)*2));
break;
case TC_FUNCTION:
cn->info = OC_FUNC;
- cn->r.f = newfunc(t.string);
+ cn->r.f = newfunc(ttt.string);
cn->l.n = condition();
break;
@@ -1135,7 +1144,7 @@ static node *chain_node(uint32_t info)
{
node *n;
- if (! seq->first)
+ if (!seq->first)
seq->first = seq->last = new_node(0);
if (seq->programname != programname) {
@@ -1157,7 +1166,7 @@ static void chain_expr(uint32_t info)
n = chain_node(info);
n->l.n = parse_expr(TC_OPTERM | TC_GRPTERM);
- if (t.tclass & TC_GRPTERM)
+ if (ttt.tclass & TC_GRPTERM)
rollback_token();
}
@@ -1196,7 +1205,7 @@ static void chain_group(void)
if (c & TC_GRPSTART) {
while (next_token(TC_GRPSEQ | TC_GRPTERM) != TC_GRPTERM) {
- if (t.tclass & TC_NEWLINE) continue;
+ if (ttt.tclass & TC_NEWLINE) continue;
rollback_token();
chain_group();
}
@@ -1204,7 +1213,7 @@ static void chain_group(void)
rollback_token();
chain_expr(OC_EXEC | Vx);
} else { /* TC_STATEMNT */
- switch (t.info & OPCLSMASK) {
+ switch (ttt.info & OPCLSMASK) {
case ST_IF:
n = chain_node(OC_BR | Vx);
n->l.n = condition();
@@ -1236,7 +1245,7 @@ static void chain_group(void)
case ST_FOR:
next_token(TC_SEQSTART);
n2 = parse_expr(TC_SEMICOL | TC_SEQTERM);
- if (t.tclass & TC_SEQTERM) { /* for-in */
+ if (ttt.tclass & TC_SEQTERM) { /* for-in */
if ((n2->info & OPCLSMASK) != OC_IN)
syntax_error(EMSG_UNEXP_TOKEN);
n = chain_node(OC_WALKINIT | VV);
@@ -1259,13 +1268,13 @@ static void chain_group(void)
case OC_PRINT:
case OC_PRINTF:
- n = chain_node(t.info);
+ n = chain_node(ttt.info);
n->l.n = parse_expr(TC_OPTERM | TC_OUTRDR | TC_GRPTERM);
- if (t.tclass & TC_OUTRDR) {
- n->info |= t.info;
+ if (ttt.tclass & TC_OUTRDR) {
+ n->info |= ttt.info;
n->r.n = parse_expr(TC_OPTERM | TC_GRPTERM);
}
- if (t.tclass & TC_GRPTERM)
+ if (ttt.tclass & TC_GRPTERM)
rollback_token();
break;
@@ -1281,7 +1290,7 @@ static void chain_group(void)
/* delete, next, nextfile, return, exit */
default:
- chain_expr(t.info);
+ chain_expr(ttt.info);
}
}
}
@@ -1294,7 +1303,7 @@ static void parse_program(char *p)
var *v;
pos = p;
- t.lineno = 1;
+ ttt.lineno = 1;
while ((tclass = next_token(TC_EOF | TC_OPSEQ | TC_GRPSTART |
TC_OPTERM | TC_BEGIN | TC_END | TC_FUNCDECL)) != TC_EOF) {
@@ -1313,11 +1322,11 @@ static void parse_program(char *p)
} else if (tclass & TC_FUNCDECL) {
next_token(TC_FUNCTION);
pos++;
- f = newfunc(t.string);
+ f = newfunc(ttt.string);
f->body.first = NULL;
f->nargs = 0;
while (next_token(TC_VARIABLE | TC_SEQTERM) & TC_VARIABLE) {
- v = findvar(ahash, t.string);
+ v = findvar(ahash, ttt.string);
v->x.aidx = (f->nargs)++;
if (next_token(TC_COMMA | TC_SEQTERM) & TC_SEQTERM)
@@ -1331,7 +1340,7 @@ static void parse_program(char *p)
rollback_token();
cn = chain_node(OC_TEST);
cn->l.n = parse_expr(TC_OPTERM | TC_EOF | TC_GRPSTART);
- if (t.tclass & TC_GRPSTART) {
+ if (ttt.tclass & TC_GRPSTART) {
rollback_token();
chain_group();
} else {
@@ -2087,7 +2096,6 @@ static var *evaluate(node *op, var *res)
v1 = nvalloc(2);
while (op) {
-
opinfo = op->info;
opn = (short)(opinfo & OPNMASK);
lineno = op->lineno;
@@ -2102,9 +2110,9 @@ static var *evaluate(node *op, var *res)
switch (XC(opinfo & OPCLSMASK)) {
- /* -- iterative node type -- */
+ /* -- iterative node type -- */
- /* test pattern */
+ /* test pattern */
case XC( OC_TEST ):
if ((op1->info & OPCLSMASK) == OC_COMMA) {
/* it's range pattern */
@@ -2122,21 +2130,21 @@ static var *evaluate(node *op, var *res)
}
break;
- /* just evaluate an expression, also used as unconditional jump */
+ /* just evaluate an expression, also used as unconditional jump */
case XC( OC_EXEC ):
break;
- /* branch, used in if-else and various loops */
+ /* branch, used in if-else and various loops */
case XC( OC_BR ):
op = istrue(L.v) ? op->a.n : op->r.n;
break;
- /* initialize for-in loop */
+ /* initialize for-in loop */
case XC( OC_WALKINIT ):
hashwalk_init(L.v, iamarray(R.v));
break;
- /* get next array item */
+ /* get next array item */
case XC( OC_WALKNEXT ):
op = hashwalk_next(L.v) ? op->a.n : op->r.n;
break;
@@ -2224,7 +2232,7 @@ static var *evaluate(node *op, var *res)
case XC( OC_EXIT ):
awk_exit(L.d);
- /* -- recursive node type -- */
+ /* -- recursive node type -- */
case XC( OC_VAR ):
L.v = op->l.v;
@@ -2333,7 +2341,7 @@ static var *evaluate(node *op, var *res)
setvar_i(res, L.i);
break;
- /* simple builtins */
+ /* simple builtins */
case XC( OC_FBLTIN ):
switch (opn) {
@@ -2344,7 +2352,6 @@ static var *evaluate(node *op, var *res)
case F_rn:
R.d = (double)rand() / (double)RAND_MAX;
break;
-
#if ENABLE_FEATURE_AWK_MATH
case F_co:
R.d = cos(L.d);
@@ -2374,7 +2381,6 @@ static var *evaluate(node *op, var *res)
runtime_error(EMSG_NO_MATH);
break;
#endif
-
case F_sr:
R.d = (double)seed;
seed = op1 ? (unsigned)L.d : (unsigned)time(NULL);
@@ -2474,7 +2480,7 @@ static var *evaluate(node *op, var *res)
}
break;
- /* concatenation (" ") and index joining (",") */
+ /* concatenation (" ") and index joining (",") */
case XC( OC_CONCAT ):
case XC( OC_COMMA ):
opn = strlen(L.s) + strlen(R.s) + 2;
diff --git a/editors/vi.c b/editors/vi.c
index a103776d2..66b01e26b 100644
--- a/editors/vi.c
+++ b/editors/vi.c
@@ -111,8 +111,6 @@ static int last_file_modified = -1;
static int fn_start; // index of first cmd line file name
static int save_argc; // how many file names on cmd line
static int cmdcnt; // repetition count
-static fd_set rfds; // use select() for small sleeps
-static struct timeval tv; // use select() for small sleeps
static int rows, columns; // the terminal screen is this size
static int crow, ccol, offset; // cursor is on Crow x Ccol with Horz Ofset
static char *status_buffer; // mesages to the user
@@ -279,7 +277,7 @@ int vi_main(int argc, char **argv)
#if ENABLE_FEATURE_VI_YANKMARK
int i;
#endif
-#if defined(CONFIG_FEATURE_VI_USE_SIGNALS) || defined(CONFIG_FEATURE_VI_CRASHME)
+#if ENABLE_FEATURE_VI_USE_SIGNALS || ENABLE_FEATURE_VI_CRASHME
my_pid = getpid();
#endif
#if ENABLE_FEATURE_VI_CRASHME
@@ -2142,6 +2140,9 @@ static void catch_sig(int sig)
static int mysleep(int hund) // sleep for 'h' 1/100 seconds
{
+ fd_set rfds;
+ struct timeval tv;
+
// Don't hang- Wait 5/100 seconds- 1 Sec= 1000000
fflush(stdout);
FD_ZERO(&rfds);
@@ -2228,6 +2229,9 @@ static char readit(void) // read (maybe cursor) key from stdin
if (n <= 0)
return 0; // error
if (readbuffer[0] == 27) {
+ fd_set rfds;
+ struct timeval tv;
+
// This is an ESC char. Is this Esc sequence?
// Could be bare Esc key. See if there are any
// more chars to read after the ESC. This would