void
LoaderUnload(const char *name, void *handle)
{
LogMessageVerbSigSafe(X_INFO, 1, "Unloading %s\n", name);
if (handle)
dlclose(handle);
}
void
LogClose(enum ExitCode error)
{
if (logFile) {
int msgtype = (error == EXIT_NO_ERROR) ? X_INFO : X_ERROR;
LogMessageVerbSigSafe(msgtype, -1,
"Server terminated %s (%d). Closing log file.\n",
(error == EXIT_NO_ERROR) ? "successfully" : "with error",
error);
fclose(logFile);
logFile = NULL;
logFileFd = -1;
}
}
OsSigHandler(int signo)
#endif
{
#ifdef RTLD_DI_SETSIGNAL
const char *dlerr = dlerror();
if (dlerr) {
LogMessageVerbSigSafe(X_ERROR, 1, "Dynamic loader error: %s\n", dlerr);
}
#endif /* RTLD_DI_SETSIGNAL */
if (OsSigWrapper != NULL) {
if (OsSigWrapper(signo) == 0) {
/* ddx handled signal and wants us to continue */
return;
}
}
/* log, cleanup, and abort */
xorg_backtrace();
#ifdef SA_SIGINFO
if (sip->si_code == SI_USER) {
ErrorFSigSafe("Received signal %u sent by process %u, uid %u\n", signo,
sip->si_pid, sip->si_uid);
}
else {
switch (signo) {
case SIGSEGV:
case SIGBUS:
case SIGILL:
case SIGFPE:
ErrorFSigSafe("%s at address %p\n", strsignal(signo), sip->si_addr);
}
}
#endif
FatalError("Caught signal %d (%s). Server aborting\n",
signo, strsignal(signo));
}
/*****************************************************************************
* wcmSetPressureCurve -- apply user-defined curve to pressure values
****************************************************************************/
void wcmSetPressureCurve(WacomDevicePtr pDev, int x0, int y0,
int x1, int y1)
{
/* sanity check values */
if (!wcmCheckPressureCurveValues(x0, y0, x1, y1))
return;
/* A NULL pPressCurve indicates the (default) linear curve */
if (x0 == 0 && y0 == 0 && x1 == 100 && y1 == 100) {
free(pDev->pPressCurve);
pDev->pPressCurve = NULL;
}
else if (!pDev->pPressCurve) {
pDev->pPressCurve = calloc(FILTER_PRESSURE_RES+1, sizeof(*pDev->pPressCurve));
if (!pDev->pPressCurve) {
LogMessageVerbSigSafe(X_WARNING, 0,
"Unable to allocate memory for pressure curve; using default.\n");
x0 = 0;
y0 = 0;
x1 = 100;
y1 = 100;
}
}
if (pDev->pPressCurve)
filterCurveToLine(pDev->pPressCurve,
FILTER_PRESSURE_RES,
0.0, 0.0, /* bottom left */
x0/100.0, y0/100.0, /* control point 1 */
x1/100.0, y1/100.0, /* control point 2 */
1.0, 1.0); /* top right */
pDev->nPressCtrl[0] = x0;
pDev->nPressCtrl[1] = y0;
pDev->nPressCtrl[2] = x1;
pDev->nPressCtrl[3] = y1;
}
static void logging_format(void)
{
const char *log_file_path = "/tmp/Xorg-logging-test.log";
const char *str = "%s %d %u %% %p %i";
char buf[1024];
int i;
unsigned int ui;
long li;
unsigned long lui;
FILE *f;
char read_buf[2048];
char *logmsg;
uintptr_t ptr;
/* set up buf to contain ".....end" */
memset(buf, '.', sizeof(buf));
strcpy(&buf[sizeof(buf) - 4], "end");
LogInit(log_file_path, NULL);
assert(f = fopen(log_file_path, "r"));
#define read_log_msg(msg) \
fgets(read_buf, sizeof(read_buf), f); \
msg = strchr(read_buf, ']') + 2; /* advance past [time.stamp] */
/* boring test message */
LogMessageVerbSigSafe(X_ERROR, -1, "test message\n");
read_log_msg(logmsg);
assert(strcmp(logmsg, "(EE) test message\n") == 0);
/* long buf is truncated to "....en\n" */
LogMessageVerbSigSafe(X_ERROR, -1, buf);
read_log_msg(logmsg);
assert(strcmp(&logmsg[strlen(logmsg) - 3], "en\n") == 0);
/* same thing, this time as string substitution */
LogMessageVerbSigSafe(X_ERROR, -1, "%s", buf);
read_log_msg(logmsg);
assert(strcmp(&logmsg[strlen(logmsg) - 3], "en\n") == 0);
/* strings containing placeholders should just work */
LogMessageVerbSigSafe(X_ERROR, -1, "%s\n", str);
read_log_msg(logmsg);
assert(strcmp(logmsg, "(EE) %s %d %u %% %p %i\n") == 0);
/* literal % */
LogMessageVerbSigSafe(X_ERROR, -1, "test %%\n");
read_log_msg(logmsg);
assert(strcmp(logmsg, "(EE) test %\n") == 0);
/* character */
LogMessageVerbSigSafe(X_ERROR, -1, "test %c\n", 'a');
read_log_msg(logmsg);
assert(strcmp(logmsg, "(EE) test a\n") == 0);
/* something unsupported % */
LogMessageVerbSigSafe(X_ERROR, -1, "test %Q\n");
read_log_msg(logmsg);
assert(strstr(logmsg, "BUG") != NULL);
LogMessageVerbSigSafe(X_ERROR, -1, "\n");
fseek(f, 0, SEEK_END);
/* string substitution */
LogMessageVerbSigSafe(X_ERROR, -1, "%s\n", "substituted string");
read_log_msg(logmsg);
assert(strcmp(logmsg, "(EE) substituted string\n") == 0);
/* Invalid format */
LogMessageVerbSigSafe(X_ERROR, -1, "%4", 4);
read_log_msg(logmsg);
assert(strcmp(logmsg, "(EE) ") == 0);
LogMessageVerbSigSafe(X_ERROR, -1, "\n");
fseek(f, 0, SEEK_END);
/* %hld is bogus */
LogMessageVerbSigSafe(X_ERROR, -1, "%hld\n", 4);
read_log_msg(logmsg);
assert(strstr(logmsg, "BUG") != NULL);
LogMessageVerbSigSafe(X_ERROR, -1, "\n");
fseek(f, 0, SEEK_END);
/* number substitution */
ui = 0;
do {
char expected[30];
sprintf(expected, "(EE) %u\n", ui);
LogMessageVerbSigSafe(X_ERROR, -1, "%u\n", ui);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
sprintf(expected, "(EE) %x\n", ui);
LogMessageVerbSigSafe(X_ERROR, -1, "%x\n", ui);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
if (ui == 0)
ui = 1;
else
ui <<= 1;
} while(ui);
lui = 0;
do {
char expected[30];
sprintf(expected, "(EE) %lu\n", lui);
LogMessageVerbSigSafe(X_ERROR, -1, "%lu\n", lui);
read_log_msg(logmsg);
sprintf(expected, "(EE) %lld\n", (unsigned long long)ui);
LogMessageVerbSigSafe(X_ERROR, -1, "%lld\n", (unsigned long long)ui);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
sprintf(expected, "(EE) %lx\n", lui);
printf("%s\n", expected);
LogMessageVerbSigSafe(X_ERROR, -1, "%lx\n", lui);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
sprintf(expected, "(EE) %llx\n", (unsigned long long)ui);
LogMessageVerbSigSafe(X_ERROR, -1, "%llx\n", (unsigned long long)ui);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
if (lui == 0)
lui = 1;
else
lui <<= 1;
} while(lui);
/* signed number substitution */
i = 0;
do {
char expected[30];
sprintf(expected, "(EE) %d\n", i);
LogMessageVerbSigSafe(X_ERROR, -1, "%d\n", i);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
sprintf(expected, "(EE) %d\n", i | INT_MIN);
LogMessageVerbSigSafe(X_ERROR, -1, "%d\n", i | INT_MIN);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
if (i == 0)
i = 1;
else
i <<= 1;
} while(i > INT_MIN);
li = 0;
do {
char expected[30];
sprintf(expected, "(EE) %ld\n", li);
LogMessageVerbSigSafe(X_ERROR, -1, "%ld\n", li);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
sprintf(expected, "(EE) %ld\n", li | LONG_MIN);
LogMessageVerbSigSafe(X_ERROR, -1, "%ld\n", li | LONG_MIN);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
sprintf(expected, "(EE) %lld\n", (long long)li);
LogMessageVerbSigSafe(X_ERROR, -1, "%lld\n", (long long)li);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
sprintf(expected, "(EE) %lld\n", (long long)(li | LONG_MIN));
LogMessageVerbSigSafe(X_ERROR, -1, "%lld\n", (long long)(li | LONG_MIN));
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
if (li == 0)
li = 1;
else
li <<= 1;
} while(li > LONG_MIN);
/* pointer substitution */
/* we print a null-pointer differently to printf */
LogMessageVerbSigSafe(X_ERROR, -1, "%p\n", NULL);
read_log_msg(logmsg);
assert(strcmp(logmsg, "(EE) 0x0\n") == 0);
ptr = 1;
do {
char expected[30];
#ifdef __sun /* Solaris doesn't autoadd "0x" to %p format */
sprintf(expected, "(EE) 0x%p\n", (void*)ptr);
#else
sprintf(expected, "(EE) %p\n", (void*)ptr);
#endif
LogMessageVerbSigSafe(X_ERROR, -1, "%p\n", (void*)ptr);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
ptr <<= 1;
} while(ptr);
for (i = 0; i < sizeof(float_tests)/sizeof(float_tests[0]); i++) {
double d = float_tests[i];
char expected[30];
sprintf(expected, "(EE) %.2f\n", d);
LogMessageVerbSigSafe(X_ERROR, -1, "%f\n", d);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
/* test for length modifiers, we just ignore them atm */
LogMessageVerbSigSafe(X_ERROR, -1, "%.3f\n", d);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
LogMessageVerbSigSafe(X_ERROR, -1, "%3f\n", d);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
LogMessageVerbSigSafe(X_ERROR, -1, "%.0f\n", d);
read_log_msg(logmsg);
assert(strcmp(logmsg, expected) == 0);
}
LogClose(EXIT_NO_ERROR);
unlink(log_file_path);
#undef read_log_msg
}
