cosmopolitan/third_party/f2c/util.c

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2020-06-15 14:18:57 +00:00
#include "libc/calls/calls.h"
#include "libc/calls/struct/stat.h"
#include "third_party/f2c/f2c.h"
VOID
#ifdef KR_headers
#define Const /*nothing*/
g_char(a, alen, b) char *a,
*b;
ftnlen alen;
#else
#define Const const
g_char(const char *a, ftnlen alen, char *b)
#endif
{
Const char *x = a + alen;
char *y = b + alen;
for (;; y--) {
if (x <= a) {
*b = 0;
return;
}
if (*--x != ' ') break;
}
*y-- = 0;
do
*y-- = *x;
while (x-- > a);
}
VOID
#ifdef KR_headers
b_char(a, b, blen) char *a,
*b;
ftnlen blen;
#else
b_char(const char *a, char *b, ftnlen blen)
#endif
{
int i;
for (i = 0; i < blen && *a != 0; i++) *b++ = *a++;
for (; i < blen; i++) *b++ = ' ';
}
#ifndef NON_UNIX_STDIO
#ifdef KR_headers
long f__inode(a, dev) char *a;
int *dev;
#else
long f__inode(char *a, int *dev)
#endif
{
struct stat x;
if (stat(a, &x) < 0) return (-1);
*dev = x.st_dev;
return (x.st_ino);
}
#endif