You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
94 lines
1.8 KiB
94 lines
1.8 KiB
#include <err.h> |
|
#include <errno.h> |
|
#include <stdarg.h> |
|
#include <stdio.h> |
|
#include <stdlib.h> |
|
#include <syslog.h> |
|
#include <unistd.h> |
|
|
|
#include "utils.h" |
|
|
|
#if defined(__OpenBSD__) || defined(__FreeBSD__) || defined( __NetBSD__) || defined(__DragonFly__) |
|
#include <string.h> |
|
#else |
|
#include <bsd/string.h> |
|
#endif |
|
|
|
/* e*foo() functions are the equivalent of foo() but handle errors. |
|
* In case an error happens: |
|
* The error is printed to stdout |
|
* return 1 |
|
*/ |
|
|
|
#ifdef __OpenBSD__ |
|
void |
|
eunveil(const char *path, const char *permissions) |
|
{ |
|
if (unveil(path, permissions) == -1) { |
|
syslog(LOG_DAEMON, "unveil on %s failed", path); |
|
err(1, "unveil on %s failed", path); |
|
} |
|
} |
|
|
|
void |
|
epledge(const char *promises, const char *execpromises) |
|
{ |
|
if (pledge(promises, execpromises) == -1) { |
|
syslog(LOG_DAEMON, "pledge failed for: %s", promises); |
|
err(1, "pledge failed for: %s", promises); |
|
} |
|
} |
|
#endif |
|
|
|
size_t |
|
estrlcpy(char *dst, const char *src, size_t dstsize) |
|
{ |
|
size_t n = 0; |
|
|
|
n = strlcpy(dst, src, dstsize); |
|
if (n >= dstsize) { |
|
err(1, "strlcpy failed for %s = %s", dst, src); |
|
} |
|
|
|
return n; |
|
} |
|
|
|
size_t |
|
estrlcat(char *dst, const char *src, size_t dstsize) |
|
{ |
|
size_t size; |
|
if ((size = strlcat(dst, src, dstsize)) >= dstsize) |
|
err(1, "strlcat on %s + %s", dst, src); |
|
|
|
return size; |
|
} |
|
|
|
int |
|
esetenv(const char *name, const char *value, int overwrite) |
|
{ |
|
int ret = 0; |
|
ret = setenv(name, value, overwrite); |
|
|
|
if (ret != 0) { |
|
err(1, "setenv %s:%s", name, value); |
|
} |
|
|
|
return ret; |
|
} |
|
|
|
/* send error in syslog, to stdout and die */ |
|
void |
|
errlog(const char *format, ...) |
|
{ |
|
char e[1024] = {'\0'}; |
|
va_list ap; |
|
|
|
fflush(stdout); /* make sure older messages are printed */ |
|
|
|
va_start(ap, format); |
|
vsnprintf(e, sizeof(e), format, ap); |
|
va_end(ap); |
|
|
|
syslog(LOG_DAEMON, "%s", e); |
|
err(1, "%s", e); |
|
}
|
|
|