diff options
Diffstat (limited to 'toolkit/xre')
| -rw-r--r-- | toolkit/xre/nsSigHandlers.cpp | 56 |
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 && |