util.h

   1 #ifndef UTIL_H
   2 #define UTIL_H
   3
   4 #include <stdarg.h>
   5 #include <stdbool.h>
   6 #include <stdio.h>
   7
   8 struct list { void *el; struct list *tail; };
   9 struct list *list_cons(void *el, struct list *tail);
  10 void list_free(struct list *head, void (*freefun)(void *));
  11 void **list_to_array(struct list *list, int *num, bool reverse);
  12 int list_length(struct list *head);
  13
  14 void die(const char *msg, ...);
  15 void pdie(const char *msg);
  16
  17 /* if buf == NULL, a fresh buffer is allocated */
  18 char *escape_char(char c, char *buf, bool str);
  19 /* unescaped character will be in position 0 and the rest from position 1 on */
  20 char *unescape_char(char *c);
  21 /* Remove the last and first character from the string */
  22 char *trimquotes(char *c);
  23 void pindent(int indent, FILE *out);
  24
  25 void safe_fprintf(FILE *out, const char *msg, ...);
  26 void *safe_malloc(size_t size);
  27 void *safe_strdup(const char *c);
  28 FILE *safe_fopen(const char *path, const char *mode);
  29 void safe_fclose(FILE *file);
  30
  31 #endif