src/usr.bin/m4/main.c - diff

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version 1.24, 2000/01/11 14:06:11

version 1.25, 2000/01/11 14:10:01

Line 141

static void macro __P((void));

static void initkwds __P((void));

static ndptr inspect __P((char *));

static ndptr inspect __P((char, char *));

static int do_look_ahead __P((int, const char *));

int main __P((int, char *[]));

Line 276

cycle {

t = gpbc();

if (t == '_' || isalpha(t)) {

putback(t);

s = token;

p = inspect(s);

p = inspect(t, s);

if (p != nil)

putback(l = gpbc());

if (p == nil || (l != LPAREN &&

Line 451

Line 450

* combo with lookup to speed things up.

static ndptr

inspect(tp)

inspect(c, tp)

char c;

char *tp;

{

char c;

char *name = tp;

char *etp = tp+MAXTOK;

ndptr p;

unsigned int h = 0;

unsigned int h;

h = *tp++ = c;

while ((isalnum(c = gpbc()) || c == '_') && tp < etp)

h = (h << 5) + h + (*tp++ = c);