| 1 |
#include <stdio.h> |
| 2 |
#include <stdlib.h> |
| 3 |
#include <stdbool.h> |
| 4 |
#include <string.h> |
| 5 |
#include <ctype.h> |
| 6 |
|
| 7 |
#include "inifile.h" |
| 8 |
/* |
| 9 |
char* inifile_cleanstr(char* str) |
| 10 |
{ |
| 11 |
while (isspace(*str)) |
| 12 |
str++; |
| 13 |
|
| 14 |
int i; |
| 15 |
for (i = 0; str[i]; i ++) |
| 16 |
{ |
| 17 |
if |
| 18 |
} |
| 19 |
|
| 20 |
return str; |
| 21 |
} |
| 22 |
*/ |
| 23 |
bool inifile_read(char* filename, inifile_callback callback) |
| 24 |
{ |
| 25 |
FILE* fp = fopen(filename, "r"); |
| 26 |
char* inisection = ""; |
| 27 |
char readbuf[4096] = ""; |
| 28 |
char* readptr; |
| 29 |
bool success = true; |
| 30 |
bool newsection = false; |
| 31 |
|
| 32 |
if (!fp) |
| 33 |
return inifile_cantread; |
| 34 |
|
| 35 |
while ((readptr = fgets(readbuf, sizeof(readbuf), fp))) // Loop through each line. |
| 36 |
{ |
| 37 |
while (isspace(readptr[0])) // Skip whitespace. |
| 38 |
readptr++; |
| 39 |
|
| 40 |
if (readptr[0] == '\0' || readptr[0] == '#' || readptr[0] == '!') // Skip empty lines and comments. |
| 41 |
continue; |
| 42 |
else if (readptr[0] == '[' && readptr[1] != ']') // It's a section header. |
| 43 |
{ |
| 44 |
int i; |
| 45 |
for (i = 2; readptr[i]; i ++) // Look for the ] |
| 46 |
if (readptr[i] == ']') |
| 47 |
break; |
| 48 |
|
| 49 |
if (readptr[i]) // Replace with a null or crash with error. |
| 50 |
readptr[i] = '\0'; |
| 51 |
else |
| 52 |
{ |
| 53 |
success = false; |
| 54 |
break; |
| 55 |
} |
| 56 |
|
| 57 |
if (inisection[0]) |
| 58 |
free(inisection); |
| 59 |
inisection = strdup(readptr + 1); // Skip the first [ |
| 60 |
newsection = true; |
| 61 |
} |
| 62 |
else // It's a value. |
| 63 |
{ |
| 64 |
int i; |
| 65 |
int equals = 0; |
| 66 |
for (i = 0; readptr[i]; i ++) // Find the = |
| 67 |
if (readptr[i] == '=') |
| 68 |
equals = i; |
| 69 |
|
| 70 |
if (readptr[i - 1] == '\n') |
| 71 |
readptr[i - 1] = '\0'; // Remove the trailing newline. |
| 72 |
|
| 73 |
if (equals) |
| 74 |
{ |
| 75 |
readptr[equals] = '\0'; |
| 76 |
if (!callback(inisection, newsection, readptr, readptr + equals + 1)) // If the callback is false, exit. |
| 77 |
break; |
| 78 |
newsection = false; |
| 79 |
} |
| 80 |
else // If there's no equals, crash with error. |
| 81 |
{ |
| 82 |
success = false; |
| 83 |
break; |
| 84 |
} |
| 85 |
} |
| 86 |
} |
| 87 |
|
| 88 |
if (inisection[0]) |
| 89 |
free(inisection); |
| 90 |
|
| 91 |
fclose(fp); |
| 92 |
return success; |
| 93 |
} |
