mirror of
https://github.com/tuxbox-neutrino/libstb-hal.git
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91 lines
2.0 KiB
C++
91 lines
2.0 KiB
C++
/* libtriple debug functions */
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <sys/prctl.h>
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#include <string.h>
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int cnxt_debug = 0; /* compat, unused */
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int debuglevel = -1;
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static const char* lt_facility[] = {
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"audio ",
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"video ",
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"demux ",
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"play ",
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"power ",
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"init ",
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"ca ",
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"record",
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NULL
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};
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void _lt_info(int facility, const void *func, const char *fmt, ...)
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{
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/* %p does print "(nil)" instead of 0x00000000 for NULL */
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fprintf(stderr, "[LT:%08lx:%s] ", (long) func, lt_facility[facility]);
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va_list args;
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va_start(args, fmt);
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vfprintf(stderr, fmt, args);
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va_end(args);
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}
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void _lt_debug(int facility, const void *func, const char *fmt, ...)
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{
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if (debuglevel < 0)
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fprintf(stderr, "lt_debug: debuglevel not initialized!\n");
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if (! ((1 << facility) & debuglevel))
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return;
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fprintf(stderr, "[LT:%08lx:%s] ", (long)func, lt_facility[facility]);
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va_list args;
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va_start(args, fmt);
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vfprintf(stderr, fmt, args);
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va_end(args);
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}
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void lt_debug_init(void)
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{
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int i = 0;
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char *tmp = getenv("HAL_DEBUG");
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if (! tmp)
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tmp = getenv("TRIPLE_DEBUG"); /* backwards compatibility... */
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if (! tmp)
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debuglevel = 0;
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else
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debuglevel = (int) strtol(tmp, NULL, 0);
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if (debuglevel == 0)
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{
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fprintf(stderr, "libstb-hal debug options can be set by exporting HAL_DEBUG.\n");
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fprintf(stderr, "The following values (or bitwise OR combinations) are valid:\n");
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while (lt_facility[i]) {
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fprintf(stderr, "\tcomponent: %s 0x%02x\n", lt_facility[i], 1 << i);
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i++;
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}
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fprintf(stderr, "\tall components: 0x%02x\n", (1 << i) - 1);
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} else {
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fprintf(stderr, "libstb-hal debug is active for the following components:\n");
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while (lt_facility[i]) {
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if (debuglevel & (1 << i))
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fprintf(stderr, "%s ", lt_facility[i]);
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i++;
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}
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fprintf(stderr, "\n");
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}
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}
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void hal_set_threadname(const char *name)
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{
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char threadname[17];
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strncpy(threadname, name, sizeof(threadname));
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threadname[16] = 0;
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prctl (PR_SET_NAME, (unsigned long)&threadname);
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}
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