mirror of
https://gitlab.com/libvirt/libvirt.git
synced 2024-11-05 04:41:20 +00:00
d86ce05797
This avoids throwing the tests off if LD_LIBRARY_PATH or LD_PRELOAD or other variables are set. Signed-off-by: Diego Elio Pettenò <flameeyes@gmail.com>
142 lines
3.6 KiB
C
142 lines
3.6 KiB
C
/*
|
|
* commandhelper.c: Auxiliary program for commandtest
|
|
*
|
|
* Copyright (C) 2010-2011 Red Hat, Inc.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include <config.h>
|
|
|
|
#include <stdio.h>
|
|
#include <unistd.h>
|
|
#include <stdlib.h>
|
|
#include <fcntl.h>
|
|
#include <string.h>
|
|
|
|
#include "internal.h"
|
|
#include "util.h"
|
|
#include "memory.h"
|
|
#include "files.h"
|
|
|
|
|
|
static int envsort(const void *a, const void *b) {
|
|
const char *const*astrptr = a;
|
|
const char *const*bstrptr = b;
|
|
const char *astr = *astrptr;
|
|
const char *bstr = *bstrptr;
|
|
char *aeq = strchr(astr, '=');
|
|
char *beq = strchr(bstr, '=');
|
|
char *akey = strndup(astr, aeq - astr);
|
|
char *bkey = strndup(bstr, beq - bstr);
|
|
int ret = strcmp(akey, bkey);
|
|
free(akey);
|
|
free(bkey);
|
|
return ret;
|
|
}
|
|
|
|
int main(int argc, char **argv) {
|
|
int i, n;
|
|
char **origenv;
|
|
char **newenv;
|
|
FILE *log = fopen(abs_builddir "/commandhelper.log", "w");
|
|
|
|
if (!log)
|
|
goto error;
|
|
|
|
for (i = 1 ; i < argc ; i++) {
|
|
fprintf(log, "ARG:%s\n", argv[i]);
|
|
}
|
|
|
|
origenv = environ;
|
|
n = 0;
|
|
while (*origenv != NULL) {
|
|
n++;
|
|
origenv++;
|
|
}
|
|
|
|
if (VIR_ALLOC_N(newenv, n) < 0) {
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
origenv = environ;
|
|
n = i = 0;
|
|
while (*origenv != NULL) {
|
|
newenv[i++] = *origenv;
|
|
n++;
|
|
origenv++;
|
|
}
|
|
qsort(newenv, n, sizeof(newenv[0]), envsort);
|
|
|
|
for (i = 0 ; i < n ; i++) {
|
|
/* Ignore the variables used to instruct the loader into
|
|
* behaving differently, as they could throw the tests off. */
|
|
if (!STRPREFIX(newenv[i], "LD_"))
|
|
fprintf(log, "ENV:%s\n", newenv[i]);
|
|
}
|
|
|
|
for (i = 0 ; i < sysconf(_SC_OPEN_MAX) ; i++) {
|
|
int f;
|
|
int closed;
|
|
if (i == fileno(log))
|
|
continue;
|
|
closed = fcntl(i, F_GETFD, &f) == -1 &&
|
|
errno == EBADF;
|
|
if (!closed)
|
|
fprintf(log, "FD:%d\n", i);
|
|
}
|
|
|
|
fprintf(log, "DAEMON:%s\n", getpgrp() == getsid(0) ? "yes" : "no");
|
|
char cwd[1024];
|
|
if (!getcwd(cwd, sizeof(cwd)))
|
|
return EXIT_FAILURE;
|
|
if (strlen(cwd) > strlen("/commanddata") &&
|
|
STREQ(cwd + strlen(cwd) - strlen("/commanddata"), "/commanddata"))
|
|
strcpy(cwd, ".../commanddata");
|
|
fprintf(log, "CWD:%s\n", cwd);
|
|
|
|
VIR_FORCE_FCLOSE(log);
|
|
|
|
char buf[1024];
|
|
ssize_t got;
|
|
|
|
fprintf(stdout, "BEGIN STDOUT\n");
|
|
fflush(stdout);
|
|
fprintf(stderr, "BEGIN STDERR\n");
|
|
fflush(stderr);
|
|
|
|
for (;;) {
|
|
got = read(STDIN_FILENO, buf, sizeof(buf));
|
|
if (got < 0)
|
|
goto error;
|
|
if (got == 0)
|
|
break;
|
|
if (safewrite(STDOUT_FILENO, buf, got) != got)
|
|
goto error;
|
|
if (safewrite(STDERR_FILENO, buf, got) != got)
|
|
goto error;
|
|
}
|
|
|
|
fprintf(stdout, "END STDOUT\n");
|
|
fflush(stdout);
|
|
fprintf(stderr, "END STDERR\n");
|
|
fflush(stderr);
|
|
|
|
return EXIT_SUCCESS;
|
|
|
|
error:
|
|
return EXIT_FAILURE;
|
|
}
|