makepath.c

#include "die.h"
#include "stralloc.h"
#include "sub_std.h"

void makepath(stralloc *fn,
	      const char *subdir,
	      const char *append,
	      char ch)
{
  if (!stralloc_copys(fn,
		      (subdir != 0
		       && subdir[0] != 0
		       && (subdir[0] != '.' || subdir[1] != 0))
		      ? subdir : "."))
    die_nomem();
  if (!stralloc_cats(fn,append)) die_nomem();
  if (ch > 0)
    if (!stralloc_catb(fn,&ch,1)) die_nomem();
  if (!stralloc_0(fn)) die_nomem();
}