89 lines
1.1 KiB
C
89 lines
1.1 KiB
C
#include "acd.h"
|
|
|
|
void*
|
|
emalloc(uint n)
|
|
{
|
|
void *p;
|
|
|
|
p = malloc(n);
|
|
if(p == nil)
|
|
error("can't malloc: %r");
|
|
memset(p, 0, n);
|
|
return p;
|
|
}
|
|
|
|
char*
|
|
estrdup(char *s)
|
|
{
|
|
char *t;
|
|
|
|
t = emalloc(strlen(s)+1);
|
|
strcpy(t, s);
|
|
return t;
|
|
}
|
|
|
|
char*
|
|
estrstrdup(char *s, char *t)
|
|
{
|
|
char *u;
|
|
|
|
u = emalloc(strlen(s)+strlen(t)+1);
|
|
strcpy(u, s);
|
|
strcat(u, t);
|
|
return u;
|
|
}
|
|
|
|
char*
|
|
eappend(char *s, char *sep, char *t)
|
|
{
|
|
char *u;
|
|
|
|
if(t == nil)
|
|
u = estrstrdup(s, sep);
|
|
else{
|
|
u = emalloc(strlen(s)+strlen(sep)+strlen(t)+1);
|
|
strcpy(u, s);
|
|
strcat(u, sep);
|
|
strcat(u, t);
|
|
}
|
|
free(s);
|
|
return u;
|
|
}
|
|
|
|
char*
|
|
egrow(char *s, char *sep, char *t)
|
|
{
|
|
s = eappend(s, sep, t);
|
|
free(t);
|
|
return s;
|
|
}
|
|
|
|
void
|
|
error(char *fmt, ...)
|
|
{
|
|
int n;
|
|
va_list arg;
|
|
char buf[256];
|
|
|
|
fprint(2, "Mail: ");
|
|
va_start(arg, fmt);
|
|
n = vsnprint(buf, sizeof buf, fmt, arg);
|
|
va_end(arg);
|
|
write(2, buf, n);
|
|
write(2, "\n", 1);
|
|
threadexitsall(fmt);
|
|
}
|
|
|
|
void
|
|
ctlprint(int fd, char *fmt, ...)
|
|
{
|
|
int n;
|
|
va_list arg;
|
|
char buf[256];
|
|
|
|
va_start(arg, fmt);
|
|
n = vsnprint(buf, sizeof buf, fmt, arg);
|
|
va_end(arg);
|
|
if(write(fd, buf, n) != n)
|
|
error("control file write error: %r");
|
|
}
|