Mirrors/miller
1
0
Fork 0
mirror of https://github.com/johnkerl/miller.git synced 2026-07-20 18:10:07 +00:00
Code Issues Projects Releases Wiki Activity

move string_array from containers/ to lib/

Browse source
This commit is contained in:
John Kerl 2016-01-14 22:48:52 -05:00
parent 01de701cf9
commit 1ac3fa1a15
13 changed files with 12 additions and 12 deletions
Download patch file Download diff file Expand all files Collapse all files

51
c/lib/string_array.c Normal file
View file

@ -0,0 +1,51 @@
#include <stdlib.h>
#include "lib/mlrutil.h"
#include "string_array.h"
string_array_t* string_array_alloc(int length) {
string_array_t* parray = mlr_malloc_or_die(sizeof(string_array_t));
parray->length = length;
parray->strings_need_freeing = FALSE;
parray->strings = mlr_malloc_or_die(length * sizeof(char**));
for (int i = 0; i < length; i++)
parray->strings[i] = NULL;
return parray;
}
void string_array_free(string_array_t* parray) {
if (parray == NULL)
return;
if (parray->strings_need_freeing) {
for (int i = 0; i < parray->length; i++)
free(parray->strings[i]);
}
free(parray->strings);
free(parray);
}
string_array_t* string_array_from_line(char* line, char ifs) {
if (*line == 0) // empty string splits to empty array
return string_array_alloc(0);
int num_commas = 0;
for (char* p = line; *p; p++)
if (*p == ifs)
num_commas++;
string_array_t* parray = string_array_alloc(num_commas + 1);
char* start = line;
int i = 0;
for (char* p = line; *p; p++) {
if (*p == ifs) {
*p = 0;
p++;
parray->strings[i++] = start;
start = p;
}
}
parray->strings[i++] = start;
return parray;
}