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  1. #include <stdio.h>
  2. #include <stdbool.h>
  3.  
  4. char *get_ini_value(char *input, char *var_name) {
  5.  
  6.     // skip leading spaces	
  7. 	while(*input == ' ' || *input == '\t') input++;
  8.  
  9. 	// find end of var name 
  10. 	while(*input && *var_name) {
  11.  
  12. 		if (*input == ';' || *input == '[' || *input != *var_name) { 
  13. 			return NULL;
  14. 		} 
  15.  
  16. 		input++;
  17. 		var_name++;
  18. 	}
  19.  
  20. 	// skip spaces before equal char
  21. 	while(*input == ' ' || *input == '\t') input++;
  22.  
  23. 	// check equal char exists
  24. 	if (*input != '=') {
  25. 		return NULL;
  26. 	}
  27.  
  28. 	// skip equal char
  29.     input++;
  30.  
  31. 	// skip spaces after equal char
  32. 	while(*input == ' ' || *input == '\t') input++;
  33.  
  34. 	// return result
  35. 	return input;
  36. }
  37.  
  38. int main(void) {
  39. 	char *tekst = "  var1 =   this-is-a-test";
  40. 	char *val_ptr;
  41. 	if ((val_ptr = get_ini_value(tekst, "var1")) != NULL) {
  42. 		printf("value: [%s]\n", val_ptr);
  43. 	}
  44. 	return 0;
  45. }
  46.  
Success #stdin #stdout 0s 5460KB
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Standard input is empty
stdout
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value: [this-is-a-test]
https://ideone.com/lwSSe5
language:
C (gcc 8.3)
created:
2 years ago
visibility:
secret

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