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authorRyan Prichard <rprichard@google.com>2020-01-10 22:21:15 +0000
committerGerrit Code Review <noreply-gerritcodereview@google.com>2020-01-10 22:21:15 +0000
commita04764bd286cf86f28d65487e1b6d6d36c9671e8 (patch)
tree26736176398392ba7e9c584c8a8b7561c71bfa41 /linker/linker_debug.h
parent9c5c87ed0575328b004a2512d7ff8ef8495cdcca (diff)
parent551565e87c595aeced1cd1edf50c916378a3623e (diff)
Merge changes I578d36a1,Id17508ab,I385f312b
* changes: Create linker_log[_va_list] functions Validate defined versions in prelink_image Prelink each library only once
Diffstat (limited to 'linker/linker_debug.h')
-rw-r--r--linker/linker_debug.h26
1 files changed, 14 insertions, 12 deletions
diff --git a/linker/linker_debug.h b/linker/linker_debug.h
index 6031850a4..738ff6f58 100644
--- a/linker/linker_debug.h
+++ b/linker/linker_debug.h
@@ -52,31 +52,33 @@
* To enable/disable specific debug options, change the defines above
*********************************************************************/
+#include <stdarg.h>
#include <unistd.h>
#include <async_safe/log.h>
#include <async_safe/CHECK.h>
+#define LINKER_VERBOSITY_PRINT -1
+#define LINKER_VERBOSITY_INFO 0
+#define LINKER_VERBOSITY_TRACE 1
+#define LINKER_VERBOSITY_DEBUG 2
+
__LIBC_HIDDEN__ extern int g_ld_debug_verbosity;
-#if LINKER_DEBUG_TO_LOG
-#define _PRINTVF(v, x...) \
- do { \
- if (g_ld_debug_verbosity > (v)) async_safe_format_log(5-(v), "linker", x); \
- } while (0)
-#else /* !LINKER_DEBUG_TO_LOG */
+__LIBC_HIDDEN__ void linker_log_va_list(int prio, const char* fmt, va_list ap);
+__LIBC_HIDDEN__ void linker_log(int prio, const char* fmt, ...) __printflike(2, 3);
+
#define _PRINTVF(v, x...) \
do { \
- if (g_ld_debug_verbosity > (v)) { async_safe_format_fd(1, x); write(1, "\n", 1); } \
+ if (g_ld_debug_verbosity > (v)) linker_log((v), x); \
} while (0)
-#endif /* !LINKER_DEBUG_TO_LOG */
-#define PRINT(x...) _PRINTVF(-1, x)
-#define INFO(x...) _PRINTVF(0, x)
-#define TRACE(x...) _PRINTVF(1, x)
+#define PRINT(x...) _PRINTVF(LINKER_VERBOSITY_PRINT, x)
+#define INFO(x...) _PRINTVF(LINKER_VERBOSITY_INFO, x)
+#define TRACE(x...) _PRINTVF(LINKER_VERBOSITY_TRACE, x)
#if TRACE_DEBUG
-#define DEBUG(x...) _PRINTVF(2, "DEBUG: " x)
+#define DEBUG(x...) _PRINTVF(LINKER_VERBOSITY_DEBUG, "DEBUG: " x)
#else /* !TRACE_DEBUG */
#define DEBUG(x...) do {} while (0)
#endif /* TRACE_DEBUG */