1 files changed, 0 insertions, 130 deletions
diff --git a/advent-of-code/2022/lib/str.c b/advent-of-code/2022/lib/str.c
deleted file mode 100644
index 16968a2..0000000
--- a/advent-of-code/2022/lib/str.c
+++ /dev/null
@@ -1,130 +0,0 @@
-#include "str.h"
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <stddef.h>
-#include <stdbool.h>
-#include <stdarg.h>
-#include <ctype.h>
-
-char** str_split(char *str, char delim) {
-    char **ret;
-
-    if (str == NULL) return NULL;
-    if (*str == '\n') {
-        ret = malloc(sizeof(char*));
-        *ret = NULL;
-        return ret;
-    }
-    int count = 0;
-    char *begin = str;
-    for (char *p = str; *p != '\0'; p++) {
-        if (*p != delim && !(delim == '\0' && isspace(*p))) {
-            continue;
-        }
-        int size = p - begin;
-        if (size > 0) count++;
-    }
-    count++;
-    ret = malloc((count + 1) * sizeof(char*));
-    memset(ret, 0, (count + 1) * sizeof(char*));
-
-    begin = str;
-    int i = 0;
-    bool finished = false;
-    for (char *p = str; !finished; p++) {
-        if (*p == '\0') finished = true;
-        if (*p != delim && *p != '\0' && !(delim == '\0' && isspace(*p))) {
-            continue;
-        }
-        int size = p - begin;
-        if (size == 0) {
-            begin = p + 1;
-            continue;
-        }
-        char *buf = malloc(sizeof(char) * (size + 1));
-        buf[size] = '\0';
-        memcpy(buf, begin, size * sizeof(char));
-        begin = p + 1;
-        ret[i] = buf;
-        i++;
-    }
-    return ret;
-}
-
-void str_list_free(char **list) {
-    char **p = list;
-    while (*p != NULL) {
-        free(*p);
-        p++;
-    }
-    free(list);
-}
-
-char* str_strip(char *str) {
-    int len = strlen(str);
-    char *begin = str;
-    char *end = str + len - 1;
-    while (isspace(*begin) && begin < end) {
-        begin++;
-    }
-    while (isspace(*end) && end >= begin) {
-        end--;
-    }
-    len = end - begin + 1;
-    char *buf = malloc(sizeof(char) * (len) + 1);
-    buf[len] = '\0';
-    memcpy(buf, begin, len);
-    return buf;
-}
-
-void sb_init(StrBuilder *sb) {
-    *sb = (StrBuilder){.size = 0, .cap = 16};
-    sb->buf = malloc(sizeof(char) * 17);
-}
-
-static void sb_reserve(StrBuilder *sb, int extra) {
-    if (sb->size + extra <= sb->cap) {
-        return;
-    }
-    int new_cap = (sb->size + extra) * 2;
-    sb->buf = realloc(sb->buf, new_cap + 1);
-    memset(sb->buf + sb->cap, 0, new_cap - sb->cap + 1);
-    sb->cap = new_cap;
-}
-
-void sb_append(StrBuilder *sb, char *format, ...) {
-    va_list va1;
-    va_list va2;
-    va_start(va1, format);
-    va_copy(va2, va1);
-    int size = vsnprintf(NULL, 0, format, va1);
-    sb_reserve(sb, size);
-    vsnprintf(sb->buf + sb->size, sb->cap - sb->size + 1, format, va2);
-}
-
-void sb_appendc(StrBuilder *sb, char c) {
-    sb_reserve(sb, 1);
-    sb->buf[sb->size] = c;
-    sb->size++;
-}
-
-char* fgetline(FILE *fp) {
-    StrBuilder sb;
-    sb_init(&sb);
-    while (true) {
-        int c = fgetc(fp);
-        if (c == EOF && sb.size == 0) return NULL;
-        if (c != EOF) sb_appendc(&sb, c);
-        if (c == EOF || c == '\n') return sb.buf;
-    }
-    return NULL;
-}
-
-int fpeek(FILE *fp) {
-    int c = fgetc(fp);
-    if (c == EOF) return c;
-    ungetc(c, fp);
-    return c;
-}