| /* Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /* Chaz/Core/Util.h -- miscellaneous utilities. |
| */ |
| |
| #ifndef H_CHAZ_UTIL |
| #define H_CHAZ_UTIL 1 |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #include <stdio.h> |
| #include <stddef.h> |
| #include <stdarg.h> |
| |
| extern int chaz_Util_verbosity; |
| |
| /* Open a file (truncating if necessary) and write [content] to it. Util_die() if |
| * an error occurs. |
| */ |
| void |
| chaz_Util_write_file(const char *filename, const char *content); |
| |
| /* Read an entire file into memory. |
| */ |
| char* |
| chaz_Util_slurp_file(const char *file_path, size_t *len_ptr); |
| |
| /* Return a newly allocated copy of a NULL-terminated string. |
| */ |
| char* |
| chaz_Util_strdup(const char *string); |
| |
| /* Join a NULL-terminated list of strings using a separator. |
| */ |
| char* |
| chaz_Util_join(const char *sep, ...); |
| |
| /* Join a NULL-terminated list of strings using a separator. |
| */ |
| char* |
| chaz_Util_vjoin(const char *sep, va_list args); |
| |
| /* Get the length of a file (may overshoot on text files under DOS). |
| */ |
| long |
| chaz_Util_flength(void *file); |
| |
| /* Print an error message to stderr and exit. |
| */ |
| void |
| chaz_Util_die(const char *format, ...); |
| |
| /* Print an error message to stderr. |
| */ |
| void |
| chaz_Util_warn(const char *format, ...); |
| |
| /* Attept to delete a file. Return true if the file is gone, whether or not |
| * it was there to begin with. Issue a warning and return false if the file |
| * still exists. |
| */ |
| int |
| chaz_Util_remove_and_verify(const char *file_path); |
| |
| /* Attempt to open a file for reading, then close it immediately. |
| */ |
| int |
| chaz_Util_can_open_file(const char *file_path); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* H_CHAZ_UTIL */ |
| |
| |