103 lines
1.7 KiB
C
103 lines
1.7 KiB
C
#include <common.h>
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#include <xfuncs.h>
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#include <malloc.h>
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#include <errno.h>
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#include <stringlist.h>
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static int string_list_compare(struct list_head *a, struct list_head *b)
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{
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char *astr, *bstr;
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astr = (char *)list_entry(a, struct string_list, list)->str;
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bstr = (char *)list_entry(b, struct string_list, list)->str;
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return strcmp(astr, bstr);
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}
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int string_list_add(struct string_list *sl, char *str)
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{
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struct string_list *new;
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new = xmalloc(sizeof(*new));
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new->str = xstrdup(str);
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list_add_tail(&new->list, &sl->list);
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return 0;
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}
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int string_list_add_asprintf(struct string_list *sl, const char *fmt, ...)
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{
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struct string_list *new;
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va_list args;
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new = xmalloc(sizeof(*new));
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va_start(args, fmt);
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new->str = vasprintf(fmt, args);
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va_end(args);
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if (!new->str) {
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free(new);
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return -ENOMEM;
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}
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list_add_tail(&new->list, &sl->list);
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return 0;
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}
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int string_list_add_sorted(struct string_list *sl, char *str)
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{
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struct string_list *new;
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new = xmalloc(sizeof(*new));
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new->str = xstrdup(str);
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list_add_sort(&new->list, &sl->list, string_list_compare);
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return 0;
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}
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int string_list_contains(struct string_list *sl, char *str)
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{
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struct string_list *entry;
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string_list_for_each_entry(entry, sl) {
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if (!strcmp(str, entry->str))
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return 1;
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}
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return 0;
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}
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void string_list_print_by_column(struct string_list *sl)
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{
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int len = 0, num, i;
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struct string_list *entry;
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string_list_for_each_entry(entry, sl) {
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int l = strlen(entry->str) + 4;
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if (l > len)
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len = l;
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}
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if (!len)
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return;
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num = 80 / (len + 1);
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if (num == 0)
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num = 1;
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i = 0;
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string_list_for_each_entry(entry, sl) {
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if (!(++i % num))
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printf("%s\n", entry->str);
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else
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printf("%-*s", len, entry->str);
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}
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if (i % num)
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printf("\n");
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}
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