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https://github.com/checkpoint-restore/criu
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c52be774f0
It's need add format to fprintf to avoid following error in Ubuntu 12.04: msg.c:59:2: error: format not a string literal and no format arguments [-Werror=format-security] Signed-off-by: Victor Konyashkin <vkonyashkin@parallels.com> Acked-by: Andrey Vagin <avagin@openvz.com> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
61 lines
1.2 KiB
C
61 lines
1.2 KiB
C
#include <stdarg.h>
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#include <errno.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <sys/user.h>
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#include <string.h>
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#include <linux/limits.h>
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#include <sys/time.h>
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#include <time.h>
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#include "zdtmtst.h"
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int test_log_init(const char *fname, const char *suffix)
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{
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char path[PATH_MAX];
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int logfd;
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snprintf(path, sizeof(path), "%s%s", fname, suffix);
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logfd = open(path, O_WRONLY | O_EXCL | O_CREAT | O_APPEND, 0644);
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if (logfd < 0) {
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err("Can't open file %s", fname);
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return -1;
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}
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dup2(logfd, STDERR_FILENO);
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dup2(logfd, STDOUT_FILENO);
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close(logfd);
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setbuf(stdout, NULL);
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setbuf(stderr, NULL);
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return 0;
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}
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void test_msg(const char *format, ...)
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{
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va_list arg;
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int off = 0;
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char buf[PAGE_SIZE];
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struct timeval tv;
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struct tm *tm;
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gettimeofday(&tv, NULL);
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tm = localtime(&tv.tv_sec);
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if (tm == NULL) {
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err("localtime() failed");
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} else {
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off += strftime(buf, sizeof(buf), "%H:%M:%S", tm);
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}
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off += sprintf(buf + off, ".%.3ld: ", tv.tv_usec / 1000);
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off += sprintf(buf + off, "%5d: ", getpid());
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va_start(arg, format);
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off += vsnprintf(buf + off, sizeof(buf) - off, format, arg);
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va_end(arg);
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fprintf(stderr, "%s", buf);
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}
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