diff options
Diffstat (limited to 'src/misc.h')
| -rw-r--r-- | src/misc.h | 25 |
1 files changed, 20 insertions, 5 deletions
@@ -20,6 +20,10 @@ #ifndef INC_BINDFS_MISC_H #define INC_BINDFS_MISC_H +#include <stdbool.h> +#include <stdlib.h> + +#include "arena.h" /* Counts the number of times ch occurs in s. */ int count_chars(const char *s, char ch); @@ -49,6 +53,17 @@ const char *my_basename(const char *path); Otherwise, returns ".". */ const char *my_dirname(char *path); +/* Filters arguments in comma-separated lists prefixed by '-o'. + * Allocates 'new_argv' and its strings, as well as some temporary data, into 'arena'. */ +void filter_o_opts( + bool (*keep)(const char* opt), + int argc, + const char * const *argv, + int *new_argc, + char ***new_argv, + struct arena *arena +); + /* Reallocs `*array` (may be NULL) to be at least one larger than `*capacity` (may be 0) and stores the new capacity in `*capacity`. */ @@ -62,15 +77,15 @@ int parse_byte_count(const char *str, double *result); growing it and appending to it. */ struct memory_block { char *ptr; - int size; - int capacity; + size_t size; + size_t capacity; }; #define MEMORY_BLOCK_INITIALIZER { NULL, 0, 0 } -void init_memory_block(struct memory_block *a, int initial_capacity); -void grow_memory_block(struct memory_block *a, int amount); -int append_to_memory_block(struct memory_block *a, void *src, int src_size); +void init_memory_block(struct memory_block *a, size_t initial_capacity); +void grow_memory_block(struct memory_block *a, size_t amount); +int append_to_memory_block(struct memory_block *a, const void *src, size_t src_size); void free_memory_block(struct memory_block *a); #define MEMORY_BLOCK_GET(a, offset) (&(a).ptr[(offset)]) |