summaryrefslogtreecommitdiff
path: root/src/error.c
blob: c5fa5b13454de9736af0a94a59bccd0f3d89777f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
#include "../include/common.h"

/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */

void honey_error_clear_strings() {
  memset(honey_error_data.string1, 0, HONEY_ERROR_DATA_STRING_LENGTH);
  memset(honey_error_data.string2, 0, HONEY_ERROR_DATA_STRING_LENGTH);
}

/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */

void honey_error_set_string1(char* string) {
  size_t n_bytes = strlen(string) + 1;
  if (n_bytes > HONEY_ERROR_DATA_STRING_LENGTH)
    n_bytes = HONEY_ERROR_DATA_STRING_LENGTH;
  memcpy(honey_error_data.string1, string, n_bytes);
  honey_error_data.string1[HONEY_ERROR_DATA_STRING_LENGTH-1] = 0;
}

void honey_error_set_string2(char* string) {
  size_t n_bytes = strlen(string) + 1;
  if (n_bytes > HONEY_ERROR_DATA_STRING_LENGTH)
    n_bytes = HONEY_ERROR_DATA_STRING_LENGTH;
  memcpy(honey_error_data.string2, string, n_bytes);
  honey_error_data.string2[HONEY_ERROR_DATA_STRING_LENGTH-1] = 0;
}

/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */

void honey_human_readable_error(char* error_string, honey_result error) {
  size_t string_size = sizeof(char)*3*HONEY_ERROR_DATA_STRING_LENGTH;
    
  switch(error) {
  case HONEY_OK:
    snprintf(error_string, string_size, "[honey] OK");
    break;

  case HONEY_MEMORY_ALLOCATION_ERROR:
    snprintf(error_string, string_size, "[honey] ERROR: failed to allocate memory");
    break;

  case HONEY_FILE_READ_ERROR:
    if (honey_error_data.string1 != NULL) {
      snprintf(error_string,
               string_size,
               "[honey] ERROR: failed to read file '%s'",
               honey_error_data.string1);
    } else {
      snprintf(error_string, string_size, "[honey] ERROR: failed to read file");
    }
    break;

  case HONEY_VERTEX_SHADER_COMPILATION_ERROR:
    if (honey_error_data.string1 != NULL) {
      if (honey_error_data.string2 != NULL) {
        snprintf(error_string,
                 string_size,
                 "[honey] ERROR: failed to compile vertex shader '%s'\n"
                 "[honey] GLSL compiler output:\n%s\n",
                 honey_error_data.string2,
                 honey_error_data.string1);
      } else {
        snprintf(error_string,
                 string_size,
                 "[honey] ERROR: failed to compile vertex shader\n"
                 "[honey] GLSL compiler output:\n%s\n",
                 honey_error_data.string1);
      }
    } else {
      snprintf(error_string,
               string_size,
               "[honey] ERROR: failed to compile vertex shader.");
    }
    break;


  case HONEY_FRAGMENT_SHADER_COMPILATION_ERROR:
    if (honey_error_data.string1 != NULL) {
      if (honey_error_data.string2 != NULL) {
        snprintf(error_string,
                 string_size,
                 "[honey] ERROR: failed to compile fragment shader '%s'\n"
                 "[honey] GLSL compiler output:\n%s\n",
                 honey_error_data.string2,
                 honey_error_data.string1);
      } else {
        snprintf(error_string,
                 string_size,
                 "[honey] ERROR: failed to compile fragment shader\n"
                 "[honey] GLSL compiler output:\n%s\n",
                 honey_error_data.string1);
      }
    } else {
      snprintf(error_string,
               string_size,
               "[honey] ERROR: failed to compile fragment shader.");
    }
    break;
        
  case HONEY_SHADER_LINK_ERROR:
    break;
    
  case HONEY_MESH_BAD_VERTEX_DATA:
    break;
    
  case HONEY_MESH_BAD_INDEX_DATA:
    break;

  case HONEY_MODEL_LOAD_ERROR:
    snprintf(error_string,
             string_size,
             "[honey] ERROR: model '%s' contains errors",
             honey_error_data.string1);
    break;

  default:
    break;
  }
}