diff options
Diffstat (limited to 'Modules/fpectlmodule.c')
| -rw-r--r-- | Modules/fpectlmodule.c | 84 |
1 files changed, 42 insertions, 42 deletions
diff --git a/Modules/fpectlmodule.c b/Modules/fpectlmodule.c index 6e6a616..1bb51cf 100644 --- a/Modules/fpectlmodule.c +++ b/Modules/fpectlmodule.c @@ -1,6 +1,6 @@ /* - --------------------------------------------------------------------- - / Copyright (c) 1996. \ + --------------------------------------------------------------------- + / Copyright (c) 1996. \ | The Regents of the University of California. | | All rights reserved. | | | @@ -32,12 +32,12 @@ | opinions of authors expressed herein do not necessarily state or | | reflect those of the United States Government or the University | | of California, and shall not be used for advertising or product | - \ endorsement purposes. / - --------------------------------------------------------------------- + \ endorsement purposes. / + --------------------------------------------------------------------- */ /* - Floating point exception control module. + Floating point exception control module. This Python module provides bare-bones control over floating point units from several hardware manufacturers. Specifically, it allows @@ -96,8 +96,8 @@ static PyObject *turnon_sigfpe (PyObject *self,PyObject *args); static PyObject *turnoff_sigfpe (PyObject *self,PyObject *args); static PyMethodDef fpectl_methods[] = { - {"turnon_sigfpe", (PyCFunction) turnon_sigfpe, METH_VARARGS}, - {"turnoff_sigfpe", (PyCFunction) turnoff_sigfpe, METH_VARARGS}, + {"turnon_sigfpe", (PyCFunction) turnon_sigfpe, METH_VARARGS}, + {"turnoff_sigfpe", (PyCFunction) turnoff_sigfpe, METH_VARARGS}, {0,0} }; @@ -122,19 +122,19 @@ static void fpe_reset(Sigfunc *handler) * My usage doesn't follow the man page exactly. Maybe somebody * else can explain handle_sigfpes to me.... * cc -c -I/usr/local/python/include fpectlmodule.c - * ld -shared -o fpectlmodule.so fpectlmodule.o -lfpe + * ld -shared -o fpectlmodule.so fpectlmodule.o -lfpe */ #include <sigfpe.h> typedef void user_routine (unsigned[5], int[2]); typedef void abort_routine (unsigned long); handle_sigfpes(_OFF, 0, - (user_routine *)0, - _TURN_OFF_HANDLER_ON_ERROR, - NULL); + (user_routine *)0, + _TURN_OFF_HANDLER_ON_ERROR, + NULL); handle_sigfpes(_ON, _EN_OVERFL | _EN_DIVZERO | _EN_INVALID, - (user_routine *)0, - _ABORT_ON_ERROR, - NULL); + (user_routine *)0, + _ABORT_ON_ERROR, + NULL); PyOS_setsig(SIGFPE, handler); /*-- SunOS and Solaris ----------------------------------------------------*/ @@ -195,16 +195,16 @@ static void fpe_reset(Sigfunc *handler) /*-- DEC ALPHA VMS --------------------------------------------------------*/ #elif defined(__ALPHA) && defined(__VMS) - IEEE clrmsk; - IEEE setmsk; - clrmsk.ieee$q_flags = - IEEE$M_TRAP_ENABLE_UNF | IEEE$M_TRAP_ENABLE_INE | - IEEE$M_MAP_UMZ; - setmsk.ieee$q_flags = - IEEE$M_TRAP_ENABLE_INV | IEEE$M_TRAP_ENABLE_DZE | - IEEE$M_TRAP_ENABLE_OVF; - sys$ieee_set_fp_control(&clrmsk, &setmsk, 0); - PyOS_setsig(SIGFPE, handler); + IEEE clrmsk; + IEEE setmsk; + clrmsk.ieee$q_flags = + IEEE$M_TRAP_ENABLE_UNF | IEEE$M_TRAP_ENABLE_INE | + IEEE$M_MAP_UMZ; + setmsk.ieee$q_flags = + IEEE$M_TRAP_ENABLE_INV | IEEE$M_TRAP_ENABLE_DZE | + IEEE$M_TRAP_ENABLE_OVF; + sys$ieee_set_fp_control(&clrmsk, &setmsk, 0); + PyOS_setsig(SIGFPE, handler); /*-- HP IA64 VMS --------------------------------------------------------*/ #elif defined(__ia64) && defined(__VMS) @@ -263,13 +263,13 @@ static PyObject *turnoff_sigfpe(PyObject *self,PyObject *args) fpresetsticky(fpgetsticky()); fpsetmask(0); #elif defined(__VMS) - IEEE clrmsk; - clrmsk.ieee$q_flags = - IEEE$M_TRAP_ENABLE_UNF | IEEE$M_TRAP_ENABLE_INE | - IEEE$M_MAP_UMZ | IEEE$M_TRAP_ENABLE_INV | - IEEE$M_TRAP_ENABLE_DZE | IEEE$M_TRAP_ENABLE_OVF | - IEEE$M_INHERIT; - sys$ieee_set_fp_control(&clrmsk, 0, 0); + IEEE clrmsk; + clrmsk.ieee$q_flags = + IEEE$M_TRAP_ENABLE_UNF | IEEE$M_TRAP_ENABLE_INE | + IEEE$M_MAP_UMZ | IEEE$M_TRAP_ENABLE_INV | + IEEE$M_TRAP_ENABLE_DZE | IEEE$M_TRAP_ENABLE_OVF | + IEEE$M_INHERIT; + sys$ieee_set_fp_control(&clrmsk, 0, 0); #else fputs("Operation not implemented\n", stderr); #endif @@ -288,15 +288,15 @@ static void sigfpe_handler(int signo) } static struct PyModuleDef fpectlmodule = { - PyModuleDef_HEAD_INIT, - "fpectl", - NULL, - -1, - fpectl_methods, - NULL, - NULL, - NULL, - NULL + PyModuleDef_HEAD_INIT, + "fpectl", + NULL, + -1, + fpectl_methods, + NULL, + NULL, + NULL, + NULL }; PyMODINIT_FUNC PyInit_fpectl(void) @@ -304,11 +304,11 @@ PyMODINIT_FUNC PyInit_fpectl(void) PyObject *m, *d; m = PyModule_Create(&fpectlmodule); if (m == NULL) - return NULL; + return NULL; d = PyModule_GetDict(m); fpe_error = PyErr_NewException("fpectl.error", NULL, NULL); if (fpe_error != NULL) - PyDict_SetItemString(d, "error", fpe_error); + PyDict_SetItemString(d, "error", fpe_error); return m; } |