diff options
Diffstat (limited to 'qemu/qemu-log.c')
| -rw-r--r-- | qemu/qemu-log.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/qemu/qemu-log.c b/qemu/qemu-log.c deleted file mode 100644 index 13f3813f6..000000000 --- a/qemu/qemu-log.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - * Logging support - * - * Copyright (c) 2003 Fabrice Bellard - * - * 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 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, see <http://www.gnu.org/licenses/>. - */ - -#include "qemu-common.h" -#include "qemu/log.h" - -static char *logfilename; -FILE *qemu_logfile; -int qemu_loglevel; -static int log_append = 0; - -void qemu_log(const char *fmt, ...) -{ - va_list ap; - - va_start(ap, fmt); - if (qemu_logfile) { - vfprintf(qemu_logfile, fmt, ap); - } - va_end(ap); -} - -void qemu_log_mask(int mask, const char *fmt, ...) -{ - va_list ap; - - va_start(ap, fmt); - if ((qemu_loglevel & mask) && qemu_logfile) { - vfprintf(qemu_logfile, fmt, ap); - } - va_end(ap); -} - -/* enable or disable low levels log */ -void do_qemu_set_log(int log_flags, bool use_own_buffers) -{ - qemu_loglevel = log_flags; - if (qemu_loglevel && !qemu_logfile) { - if (logfilename) { - qemu_logfile = fopen(logfilename, log_append ? "a" : "w"); - if (!qemu_logfile) { - perror(logfilename); - _exit(1); - } - } else { - /* Default to stderr if no log file specified */ - qemu_logfile = stderr; - } - /* must avoid mmap() usage of glibc by setting a buffer "by hand" */ - if (use_own_buffers) { - static char logfile_buf[4096]; - - setvbuf(qemu_logfile, logfile_buf, _IOLBF, sizeof(logfile_buf)); - } else { -#if defined(_WIN32) - /* Win32 doesn't support line-buffering, so use unbuffered output. */ - setvbuf(qemu_logfile, NULL, _IONBF, 0); -#else - setvbuf(qemu_logfile, NULL, _IOLBF, 0); -#endif - log_append = 1; - } - } - if (!qemu_loglevel && qemu_logfile) { - qemu_log_close(); - } -} - -void qemu_set_log_filename(const char *filename) -{ - g_free(logfilename); - logfilename = g_strdup(filename); - qemu_log_close(); - qemu_set_log(qemu_loglevel); -} - -const QEMULogItem qemu_log_items[] = { - { CPU_LOG_TB_OUT_ASM, "out_asm", - "show generated host assembly code for each compiled TB" }, - { CPU_LOG_TB_IN_ASM, "in_asm", - "show target assembly code for each compiled TB" }, - { CPU_LOG_TB_OP, "op", - "show micro ops for each compiled TB" }, - { CPU_LOG_TB_OP_OPT, "op_opt", - "show micro ops (x86 only: before eflags optimization) and\n" - "after liveness analysis" }, - { CPU_LOG_INT, "int", - "show interrupts/exceptions in short format" }, - { CPU_LOG_EXEC, "exec", - "show trace before each executed TB (lots of logs)" }, - { CPU_LOG_TB_CPU, "cpu", - "show CPU state before block translation" }, - { CPU_LOG_MMU, "mmu", - "log MMU-related activities" }, - { CPU_LOG_PCALL, "pcall", - "x86 only: show protected mode far calls/returns/exceptions" }, - { CPU_LOG_RESET, "cpu_reset", - "show CPU state before CPU resets" }, - { CPU_LOG_IOPORT, "ioport", - "show all i/o ports accesses" }, - { LOG_UNIMP, "unimp", - "log unimplemented functionality" }, - { LOG_GUEST_ERROR, "guest_errors", - "log when the guest OS does something invalid (eg accessing a\n" - "non-existent register)" }, - { 0, NULL, NULL }, -}; - -static int cmp1(const char *s1, int n, const char *s2) -{ - if (strlen(s2) != n) { - return 0; - } - return memcmp(s1, s2, n) == 0; -} - -/* takes a comma separated list of log masks. Return 0 if error. */ -int qemu_str_to_log_mask(const char *str) -{ - const QEMULogItem *item; - int mask; - const char *p, *p1; - - p = str; - mask = 0; - for (;;) { - p1 = strchr(p, ','); - if (!p1) { - p1 = p + strlen(p); - } - if (cmp1(p,p1-p,"all")) { - for (item = qemu_log_items; item->mask != 0; item++) { - mask |= item->mask; - } - } else { - for (item = qemu_log_items; item->mask != 0; item++) { - if (cmp1(p, p1 - p, item->name)) { - goto found; - } - } - return 0; - } - found: - mask |= item->mask; - if (*p1 != ',') { - break; - } - p = p1 + 1; - } - return mask; -} - -void qemu_print_log_usage(FILE *f) -{ - const QEMULogItem *item; - fprintf(f, "Log items (comma separated):\n"); - for (item = qemu_log_items; item->mask != 0; item++) { - fprintf(f, "%-10s %s\n", item->name, item->help); - } -} |