diff options
Diffstat (limited to 'numpy')
| -rw-r--r-- | numpy/core/src/common/npy_cpu_features.c.src | 76 |
1 files changed, 43 insertions, 33 deletions
diff --git a/numpy/core/src/common/npy_cpu_features.c.src b/numpy/core/src/common/npy_cpu_features.c.src index dfcf98c74..69bbc83a2 100644 --- a/numpy/core/src/common/npy_cpu_features.c.src +++ b/numpy/core/src/common/npy_cpu_features.c.src @@ -19,11 +19,11 @@ npy__cpu_init_features(void); * Multiple features can be present, and separated by space, comma, or tab. * Raises an error if parsing fails or if the feature was not enabled */ -static void +static int npy__cpu_try_disable_env(void); /* Ensure the build's CPU baseline features are supported at runtime */ -static void +static int npy__cpu_validate_baseline(void); /******************** Public Definitions *********************/ @@ -40,11 +40,12 @@ NPY_VISIBILITY_HIDDEN int npy_cpu_init(void) { npy__cpu_init_features(); - npy__cpu_validate_baseline(); - npy__cpu_try_disable_env(); - - if (PyErr_Occurred()) + if (npy__cpu_validate_baseline() < 0) { + return -1; + } + if (npy__cpu_try_disable_env() < 0) { return -1; + } return 0; } @@ -142,7 +143,7 @@ npy__cpu_dispatch_fid(const char *feature) return 0; } -static void +static int npy__cpu_validate_baseline(void) { #if !defined(NPY_DISABLE_OPTIMIZATION) && NPY_WITH_CPU_BASELINE_N > 0 @@ -165,16 +166,18 @@ npy__cpu_validate_baseline(void) "(" NPY_WITH_CPU_BASELINE ") but your machine doesn't support:\n(%s).", baseline_failure ); + return -1; } #endif + return 0; } -static void +static int npy__cpu_try_disable_env(void) { char *disenv = getenv("NPY_DISABLE_CPU_FEATURES"); if (disenv == NULL || disenv[0] == 0) { - return; + return 0; } #define NPY__CPU_ENV_ERR_HEAD \ "During parsing environment variable 'NPY_DISABLE_CPU_FEATURES':\n" @@ -187,7 +190,7 @@ npy__cpu_try_disable_env(void) "Length of environment variable 'NPY_DISABLE_CPU_FEATURES' is %d, only %d accepted", var_len, NPY__MAX_VAR_LEN - 1 ); - return; + return -1; } char disable_features[NPY__MAX_VAR_LEN]; memcpy(disable_features, disenv, var_len); @@ -210,7 +213,7 @@ npy__cpu_try_disable_env(void) "(" NPY_WITH_CPU_BASELINE ").", feature ); - break; + return -1; } // check if the feature is part of dispatched features int feature_id = npy__cpu_dispatch_fid(feature); @@ -236,36 +239,43 @@ npy__cpu_try_disable_env(void) *nexist_cur = '\0'; if (nexist[0] != '\0') { *(nexist_cur-1) = '\0'; // trim the last space - PyErr_WarnFormat(PyExc_RuntimeWarning, 1, - NPY__CPU_ENV_ERR_HEAD - "You cannot disable CPU features (%s), since " - "they are not part of the dispatched optimizations\n" - "(" NPY_WITH_CPU_DISPATCH ").", - nexist - ); + if (PyErr_WarnFormat(PyExc_RuntimeWarning, 1, + NPY__CPU_ENV_ERR_HEAD + "You cannot disable CPU features (%s), since " + "they are not part of the dispatched optimizations\n" + "(" NPY_WITH_CPU_DISPATCH ").", + nexist + ) < 0) { + return -1; + } } *notsupp_cur = '\0'; if (notsupp[0] != '\0') { *(notsupp_cur-1) = '\0'; // trim the last space - PyErr_WarnFormat(PyExc_RuntimeWarning, 1, - NPY__CPU_ENV_ERR_HEAD - "You cannot disable CPU features (%s), since " - "they are not supported by your machine.", - notsupp - ); + if (PyErr_WarnFormat(PyExc_RuntimeWarning, 1, + NPY__CPU_ENV_ERR_HEAD + "You cannot disable CPU features (%s), since " + "they are not supported by your machine.", + notsupp + ) < 0) { + return -1; + } } #else - PyErr_WarnFormat(PyExc_RuntimeWarning, 1, - NPY__CPU_ENV_ERR_HEAD - "You cannot use environment variable 'NPY_DISABLE_CPU_FEATURES', since " - #ifdef NPY_DISABLE_OPTIMIZATION - "the NumPy library was compiled with optimization disabled." - #else - "the NumPy library was compiled without any dispatched optimizations." - #endif - ); + if (PyErr_WarnFormat(PyExc_RuntimeWarning, 1, + NPY__CPU_ENV_ERR_HEAD + "You cannot use environment variable 'NPY_DISABLE_CPU_FEATURES', since " + #ifdef NPY_DISABLE_OPTIMIZATION + "the NumPy library was compiled with optimization disabled." + #else + "the NumPy library was compiled without any dispatched optimizations." + #endif + ) < 0) { + return -1; + } #endif + return 0; } /**************************************************************** |