comparison: src/error.c
src/error.c
- changeset 95
- 622887f7e954
- parent 94
- 24bd333be668
- child 96
- 9e25f080a33e
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| 94:24bd333be668 | 95:622887f7e954 |
|---|---|
| 1 /* | |
| 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. | |
| 3 * Copyright 2023 Mike Becker. All rights reserved. | |
| 4 * | |
| 5 * Redistribution and use in source and binary forms, with or without | |
| 6 * modification, are permitted provided that the following conditions are met: | |
| 7 * | |
| 8 * 1. Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * | |
| 11 * 2. Redistributions in binary form must reproduce the above copyright | |
| 12 * notice, this list of conditions and the following disclaimer in the | |
| 13 * documentation and/or other materials provided with the distribution. | |
| 14 * | |
| 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | |
| 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 25 * POSSIBILITY OF SUCH DAMAGE. | |
| 26 */ | |
| 27 | |
| 28 #include "ascension/context.h" | |
| 29 #include "ascension/error.h" | |
| 30 #include "ascension/utils.h" | |
| 31 | |
| 32 #include <cx/buffer.h> | |
| 33 #include <cx/printf.h> | |
| 34 #include <GL/gl.h> | |
| 35 | |
| 36 void asc_error_impl(const char* file, unsigned line, char const* fmt, ...) { | |
| 37 asc_set_flag(asc_context.flags, ASC_FLAG_HAS_ERROR); | |
| 38 | |
| 39 // write to error buffer | |
| 40 va_list args; | |
| 41 va_start(args, fmt); | |
| 42 CxBuffer* buf = &asc_context.error_buffer; | |
| 43 size_t bufpos = buf->pos; | |
| 44 int written = cx_vfprintf(buf, cxBufferWriteFunc, fmt, args); | |
| 45 cxBufferPut(buf, '\n'); | |
| 46 va_end(args); | |
| 47 | |
| 48 // also print to stderr | |
| 49 // avoid double-formatting, get it directly from the buffer | |
| 50 fprintf(stderr, "[ERROR %s %u] %.*s\n", | |
| 51 file, line, written, buf->space+bufpos); | |
| 52 } | |
| 53 | |
| 54 bool asc_has_error(void) { | |
| 55 return asc_test_flag(asc_context.flags, ASC_FLAG_HAS_ERROR); | |
| 56 } | |
| 57 | |
| 58 char const* asc_get_error(void) { | |
| 59 // we zero-terminate the current buffer contents before providing them | |
| 60 cxBufferPut(&asc_context.error_buffer, 0); | |
| 61 --asc_context.error_buffer.pos; | |
| 62 --asc_context.error_buffer.size; | |
| 63 return asc_context.error_buffer.space; | |
| 64 } | |
| 65 | |
| 66 void asc_clear_error(void) { | |
| 67 cxBufferClear(&asc_context.error_buffer); | |
| 68 asc_clear_flag(asc_context.flags, ASC_FLAG_HAS_ERROR); | |
| 69 } | |
| 70 | |
| 71 void asc_error_gl(unsigned code, cxstring message) { | |
| 72 const char *glerr; | |
| 73 switch(code) { | |
| 74 case GL_NO_ERROR: | |
| 75 return; | |
| 76 case GL_INVALID_ENUM: | |
| 77 glerr = "invalid enum"; | |
| 78 break; | |
| 79 case GL_INVALID_VALUE: | |
| 80 glerr = "invalid value"; | |
| 81 break; | |
| 82 case GL_INVALID_OPERATION: | |
| 83 glerr = "invalid operation"; | |
| 84 break; | |
| 85 case GL_INVALID_FRAMEBUFFER_OPERATION: | |
| 86 glerr = "invalid framebuffer operation"; | |
| 87 break; | |
| 88 case GL_OUT_OF_MEMORY: | |
| 89 glerr = "out of memory"; | |
| 90 break; | |
| 91 case GL_STACK_UNDERFLOW: | |
| 92 glerr = "stack underflow"; | |
| 93 break; | |
| 94 case GL_STACK_OVERFLOW: | |
| 95 glerr = "stack overflow"; | |
| 96 break; | |
| 97 default: | |
| 98 glerr = "unknown GL error"; | |
| 99 } | |
| 100 asc_error("%s\nGL Error: %s", message, glerr); | |
| 101 } | |
| 102 | |
| 103 int asc_error_catch_all_gl(void) { | |
| 104 GLenum error; | |
| 105 int ret = 0; | |
| 106 while ((error = glGetError()) != GL_NO_ERROR) { | |
| 107 asc_error_gl(error, CX_STR("Uncaught")); | |
| 108 ret = 1; | |
| 109 } | |
| 110 return ret; | |
| 111 } |
