clang-format err.*
This commit is contained in:
Graeme Winter
@@ -3,19 +3,17 @@
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* Author: Charles Mita
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*/
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#include <stdio.h>
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#include <hdf5.h>
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#include <stdio.h>
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#include "err.h"
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struct error_stack_t {
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char **files;
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char **funcs;
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int *lines;
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int *errors;
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char **messages;
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int size;
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char **files;
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char **funcs;
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int *lines;
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int *errors;
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char **messages;
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int size;
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};
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static char files_buffer[ERR_MAX_FILENAME_LENGTH * ERR_MAX_STACK_SIZE] = {0};
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@@ -30,89 +28,89 @@ static char *messages[ERR_MAX_STACK_SIZE] = {0};
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static struct error_stack_t stack = {files, funcs, lines, errors, messages, 0};
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void push_error_stack(const char *file, const char *func, int line, int err,
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const char *message) {
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if (stack.size >= ERR_MAX_STACK_SIZE)
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return; /* unfortunate */
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int idx = stack.size;
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void push_error_stack(const char *file, const char *func, int line, int err, const char *message) {
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if (stack.size >= ERR_MAX_STACK_SIZE) return; /* unfortunate */
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int idx = stack.size;
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/* subtract 1 to ensure room for null byte in buffer */
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sprintf(stack.funcs[idx], "%.*s", ERR_MAX_FUNCNAME_LENGTH - 1, func);
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sprintf(stack.files[idx], "%.*s", ERR_MAX_FILENAME_LENGTH - 1, file);
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sprintf(stack.messages[idx], "%.*s", ERR_MAX_MESSAGE_LENGTH - 1, message);
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stack.lines[idx] = line;
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stack.errors[idx] = err;
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/* subtract 1 to ensure room for null byte in buffer */
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sprintf(stack.funcs[idx], "%.*s", ERR_MAX_FUNCNAME_LENGTH - 1, func);
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sprintf(stack.files[idx], "%.*s", ERR_MAX_FILENAME_LENGTH - 1, file);
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sprintf(stack.messages[idx], "%.*s", ERR_MAX_MESSAGE_LENGTH - 1, message);
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stack.lines[idx] = line;
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stack.errors[idx] = err;
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stack.size++;
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stack.size++;
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}
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herr_t h5e_walk_callback(unsigned int n, const struct H5E_error2_t *err, void *client_data) {
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herr_t retval = 0;
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/* only read the message for the innermost stack frame - the rest are just noise */
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if (n == 0) {
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char message[ERR_MAX_MESSAGE_LENGTH] = {0};
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sprintf(message, "%.*s", ERR_MAX_MESSAGE_LENGTH - 1, err->desc);
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push_error_stack(err->file_name, err->func_name, err->line, -1, message);
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} else {
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push_error_stack(err->file_name, err->func_name, err->line, -1, "");
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}
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return retval;
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herr_t h5e_walk_callback(unsigned int n, const struct H5E_error2_t *err,
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void *client_data) {
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herr_t retval = 0;
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/* only read the message for the innermost stack frame - the rest are just
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* noise */
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if (n == 0) {
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char message[ERR_MAX_MESSAGE_LENGTH] = {0};
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sprintf(message, "%.*s", ERR_MAX_MESSAGE_LENGTH - 1, err->desc);
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push_error_stack(err->file_name, err->func_name, err->line, -1, message);
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} else {
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push_error_stack(err->file_name, err->func_name, err->line, -1, "");
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}
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return retval;
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}
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int h5e_error_callback(hid_t stack_id, void *client_data) {
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int retval = 0;
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herr_t err = 0;
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err = H5Ewalk2(stack_id, H5E_WALK_UPWARD, &h5e_walk_callback, client_data);
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if (err < 0) {
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ERROR_JUMP(err, done, "Error walking HDF5 Error stack");
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}
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int retval = 0;
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herr_t err = 0;
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err = H5Ewalk2(stack_id, H5E_WALK_UPWARD, &h5e_walk_callback, client_data);
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if (err < 0) {
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ERROR_JUMP(err, done, "Error walking HDF5 Error stack");
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}
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done:
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return retval;
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return retval;
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}
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void reset_error_stack() {
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stack.size = 0;
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H5Eclear2(H5E_DEFAULT); /* almost certainly unnecessary */
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stack.size = 0;
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H5Eclear2(H5E_DEFAULT); /* almost certainly unnecessary */
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}
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void dump_error_stack(FILE *out) {
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int idx = stack.size;
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if (idx > 0) fprintf(out, "Durin plugin error:\n");
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while (idx-- > 0) {
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const char *file = stack.files[idx];
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const char *func = stack.funcs[idx];
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const char *message = stack.messages[idx];
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const int line = stack.lines[idx];
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if (message[0] != '\0') {
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fprintf(out, "\t%s - line %d in %s:\n\t\t%s\n", file, line, func, message);
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} else {
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fprintf(out, "\t%s - line %d in %s\n", file, line, func);
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}
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}
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int idx = stack.size;
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if (idx > 0)
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fprintf(out, "Durin plugin error:\n");
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while (idx-- > 0) {
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const char *file = stack.files[idx];
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const char *func = stack.funcs[idx];
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const char *message = stack.messages[idx];
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const int line = stack.lines[idx];
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if (message[0] != '\0') {
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fprintf(out, "\t%s - line %d in %s:\n\t\t%s\n", file, line, func,
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message);
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} else {
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fprintf(out, "\t%s - line %d in %s\n", file, line, func);
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}
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}
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}
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int init_h5_error_handling() {
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int retval = 0;
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hid_t err = 0;
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if ((err = H5Eset_auto2(H5E_DEFAULT, &h5e_error_callback, NULL)) < 0) {
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ERROR_JUMP(err, done, "Error configuring HDF5 error callback");
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}
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int retval = 0;
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hid_t err = 0;
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if ((err = H5Eset_auto2(H5E_DEFAULT, &h5e_error_callback, NULL)) < 0) {
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ERROR_JUMP(err, done, "Error configuring HDF5 error callback");
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}
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done:
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return retval;
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return retval;
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}
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int init_error_handling() {
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int retval = 0;
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int idx = 0;
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while (idx < ERR_MAX_STACK_SIZE) {
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stack.files[idx] = files_buffer + (idx * ERR_MAX_FILENAME_LENGTH);
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stack.funcs[idx] = funcs_buffer + (idx * ERR_MAX_FUNCNAME_LENGTH);
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stack.messages[idx] = messages_buffer + (idx * ERR_MAX_MESSAGE_LENGTH);
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idx++;
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}
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return retval;
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int retval = 0;
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int idx = 0;
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while (idx < ERR_MAX_STACK_SIZE) {
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stack.files[idx] = files_buffer + (idx * ERR_MAX_FILENAME_LENGTH);
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stack.funcs[idx] = funcs_buffer + (idx * ERR_MAX_FUNCNAME_LENGTH);
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stack.messages[idx] = messages_buffer + (idx * ERR_MAX_MESSAGE_LENGTH);
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idx++;
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}
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return retval;
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}
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@@ -3,46 +3,44 @@
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* Author: Charles Mita
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*/
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#ifndef NXS_XDS_ERR_H
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#define NXS_XDS_ERR_H
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#define ERR_MAX_FILENAME_LENGTH 64
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#define ERR_MAX_FUNCNAME_LENGTH 128
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#define ERR_MAX_MESSAGE_LENGTH 1024
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#define ERR_MAX_STACK_SIZE 128
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/* obtain __func__ from GCC if no C99 */
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#if __STDC_VERSION__ < 199901L
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# if __GNUC__ >= 2
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# define __func__ __FUNCTION__
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# else
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# define __func__ "<unknown>"
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# endif
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#if __GNUC__ >= 2
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#define __func__ __FUNCTION__
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#else
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#define __func__ "<unknown>"
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#endif
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#endif
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#if __GNUC__ >= 2
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# define __line__ __LINE__
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#define __line__ __LINE__
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#else
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# define __line__ 0
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#define __line__ 0
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#endif
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#if __GNUC__ >= 2
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# define __file__ __FILE__
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#define __file__ __FILE__
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#else
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# define __file__ "unknown"
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#define __file__ "unknown"
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#endif
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#define ERROR_JUMP(err, target, message) \
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{ \
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push_error_stack(__file__, __func__, __line__, err, message); \
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retval = err; \
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goto target; \
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}
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#define ERROR_JUMP(err, target, message) \
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{ \
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push_error_stack(__file__, __func__, __line__, err, message); \
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retval = err; \
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goto target; \
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}
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void push_error_stack(const char *file, const char *func, int line, int err, const char *message);
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void push_error_stack(const char *file, const char *func, int line, int err,
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const char *message);
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void dump_error_stack(FILE *out);
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