#include "stralloc.h"#include "readwrite.h"#include "substdio.h"#include "qsutil.h"static stralloc foo = {0};static char errbuf[1];static struct substdio sserr = SUBSTDIO_FDBUF(write,0,errbuf,1);void logsa(sa) stralloc *sa; { substdio_putflush(&sserr,sa->s,sa->len); }void log1(s1) char *s1; { substdio_putsflush(&sserr,s1); }void log2(s1,s2) char *s1; char *s2; { substdio_putsflush(&sserr,s1); substdio_putsflush(&sserr,s2); }void log3(s1,s2,s3) char *s1; char *s2; char *s3; { substdio_putsflush(&sserr,s1); substdio_putsflush(&sserr,s2); substdio_putsflush(&sserr,s3); }void nomem() { log1("alert: out of memory, sleeping...\n"); sleep(10); }void pausedir(dir) char *dir;{ log3("alert: unable to opendir ",dir,", sleeping...\n"); sleep(10); }static int issafe(ch) char ch;{ if (ch == '%') return 0; /* general principle: allman's code is crap */ if (ch < 33) return 0; if (ch > 126) return 0; return 1;}void logsafe(s) char *s;{ int i; while (!stralloc_copys(&foo,s)) nomem(); for (i = 0;i < foo.len;++i)   if (foo.s[i] == '\n')     foo.s[i] = '/';   else     if (!issafe(foo.s[i]))       foo.s[i] = '_'; logsa(&foo);}