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-rw-r--r--toolkit/xre/nsSigHandlers.cpp56
1 files changed, 56 insertions, 0 deletions
diff --git a/toolkit/xre/nsSigHandlers.cpp b/toolkit/xre/nsSigHandlers.cpp
index 454882c1b..660af4522 100644
--- a/toolkit/xre/nsSigHandlers.cpp
+++ b/toolkit/xre/nsSigHandlers.cpp
@@ -32,6 +32,11 @@
#endif
#endif
+#ifdef XP_SOLARIS
+#include <sys/resource.h>
+#include <ucontext.h>
+#endif
+
static const char* gProgname = "huh?";
// Note: some tests manipulate this value.
@@ -193,6 +198,32 @@ static void fpehandler(int signum, siginfo_t *si, void *context)
*mxcsr &= ~SSE_STATUS_FLAGS; /* clear all pending SSE exceptions */
#endif
#endif
+#ifdef XP_SOLARIS
+ ucontext_t *uc = (ucontext_t *)context;
+
+#if defined(__i386)
+ uint32_t *cw = &uc->uc_mcontext.fpregs.fp_reg_set.fpchip_state.state[0];
+ *cw |= FPU_EXCEPTION_MASK;
+
+ uint32_t *sw = &uc->uc_mcontext.fpregs.fp_reg_set.fpchip_state.state[1];
+ *sw &= ~FPU_STATUS_FLAGS;
+
+ /* address of the instruction that caused the exception */
+ uint32_t *ip = &uc->uc_mcontext.fpregs.fp_reg_set.fpchip_state.state[3];
+ uc->uc_mcontext.gregs[REG_PC] = *ip;
+#endif
+#if defined(__amd64__)
+ uint16_t *cw = &uc->uc_mcontext.fpregs.fp_reg_set.fpchip_state.cw;
+ *cw |= FPU_EXCEPTION_MASK;
+
+ uint16_t *sw = &uc->uc_mcontext.fpregs.fp_reg_set.fpchip_state.sw;
+ *sw &= ~FPU_STATUS_FLAGS;
+
+ uint32_t *mxcsr = &uc->uc_mcontext.fpregs.fp_reg_set.fpchip_state.mxcsr;
+ *mxcsr |= SSE_EXCEPTION_MASK; /* disable all SSE exceptions */
+ *mxcsr &= ~SSE_STATUS_FLAGS; /* clear all pending SSE exceptions */
+#endif
+#endif
}
#endif
@@ -255,6 +286,31 @@ void InstallSignalHandlers(const char *aProgname)
}
#endif
+#ifdef XP_SOLARIS
+#define NOFILES 512
+
+ // Boost Solaris file descriptors
+ {
+ struct rlimit rl;
+
+ if (getrlimit(RLIMIT_NOFILE, &rl) == 0)
+
+ if (rl.rlim_cur < NOFILES) {
+ rl.rlim_cur = NOFILES;
+
+ if (setrlimit(RLIMIT_NOFILE, &rl) < 0) {
+ perror("setrlimit(RLIMIT_NOFILE)");
+ fprintf(stderr, "Cannot exceed hard limit for open files");
+ }
+#if defined(DEBUG)
+ if (getrlimit(RLIMIT_NOFILE, &rl) == 0)
+ printf("File descriptors set to %d\n", rl.rlim_cur);
+#endif //DEBUG
+ }
+ }
+#endif //XP_SOLARIS
+
+
#if defined(MOZ_WIDGET_GTK) && (GLIB_MAJOR_VERSION > 2 || (GLIB_MAJOR_VERSION == 2 && GLIB_MINOR_VERSION >= 6))
const char *assertString = PR_GetEnv("XPCOM_DEBUG_BREAK");
if (assertString &&