diff options
Diffstat (limited to 'src/utils/strings.c')
| -rw-r--r-- | src/utils/strings.c | 283 |
1 files changed, 0 insertions, 283 deletions
diff --git a/src/utils/strings.c b/src/utils/strings.c deleted file mode 100644 index 40174a1..0000000 --- a/src/utils/strings.c +++ /dev/null @@ -1,283 +0,0 @@ -/* - * blogc: A blog compiler. - * Copyright (C) 2014-2015 Rafael G. Martins <rafael@rafaelmartins.eng.br> - * - * This program can be distributed under the terms of the BSD License. - * See the file LICENSE. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif /* HAVE_CONFIG_H */ - -#include <ctype.h> -#include <string.h> -#include <stdarg.h> -#include <stdbool.h> -#include <stdio.h> -#include <stdlib.h> -#include "utils.h" - - -char* -b_strdup(const char *s) -{ - if (s == NULL) - return NULL; - size_t l = strlen(s); - char *tmp = malloc(l + 1); - if (tmp == NULL) - return NULL; - memcpy(tmp, s, l + 1); - return tmp; -} - - -char* -b_strndup(const char *s, size_t n) -{ - if (s == NULL) - return NULL; - size_t l = strnlen(s, n); - char *tmp = malloc(l + 1); - if (tmp == NULL) - return NULL; - memcpy(tmp, s, l); - tmp[l] = '\0'; - return tmp; -} - - -char* -b_strdup_vprintf(const char *format, va_list ap) -{ - va_list ap2; - va_copy(ap2, ap); - int l = vsnprintf(NULL, 0, format, ap2); - va_end(ap2); - if (l < 0) - return NULL; - char *tmp = malloc(l + 1); - if (!tmp) - return NULL; - int l2 = vsnprintf(tmp, l + 1, format, ap); - if (l2 < 0) { - free(tmp); - return NULL; - } - return tmp; -} - - -char* -b_strdup_printf(const char *format, ...) -{ - va_list ap; - va_start(ap, format); - char *tmp = b_strdup_vprintf(format, ap); - va_end(ap); - return tmp; -} - - -bool -b_str_starts_with(const char *str, const char *prefix) -{ - int str_l = strlen(str); - int str_lp = strlen(prefix); - if (str_lp > str_l) - return false; - return strncmp(str, prefix, str_lp) == 0; -} - - -bool -b_str_ends_with(const char *str, const char *suffix) -{ - int str_l = strlen(str); - int str_ls = strlen(suffix); - if (str_ls > str_l) - return false; - return strcmp(str + str_l - str_ls, suffix) == 0; -} - - -char* -b_str_strip(char *str) -{ - if (str == NULL) - return str; - int i; - size_t str_len = strlen(str); - for (i = str_len - 1; i >= 0; i--) { - if (!isspace(str[i])) { - str[i + 1] = '\0'; - break; - } - } - str_len = strlen(str); - for (i = 0; i < str_len; i++) { - if (!isspace(str[i])) { - str = str + i; - break; - } - } - return str; -} - - -char** -b_str_split(const char *str, char c, unsigned int max_pieces) -{ - if (!str) - return NULL; - char **rv = b_malloc(sizeof(char*)); - unsigned int i, start = 0, count = 0; - for (i = 0; i < strlen(str) + 1; i++) { - if (str[0] == '\0') - break; - if ((str[i] == c && (!max_pieces || count + 1 < max_pieces)) || str[i] == '\0') { - rv = b_realloc(rv, (count + 1) * sizeof(char*)); - rv[count] = b_malloc(i - start + 1); - memcpy(rv[count], str + start, i - start); - rv[count++][i - start] = '\0'; - start = i + 1; - } - } - rv = b_realloc(rv, (count + 1) * sizeof(char*)); - rv[count] = NULL; - return rv; -} - - -char* -b_str_replace(const char *str, const char search, const char *replace) -{ - char **pieces = b_str_split(str, search, 0); - if (pieces == NULL) - return NULL; - char* rv = b_strv_join((const char**) pieces, replace); - b_strv_free(pieces); - return rv; -} - - -void -b_strv_free(char **strv) -{ - if (strv == NULL) - return; - unsigned int i; - for (i = 0; strv[i] != NULL; i++) - free(strv[i]); - free(strv); -} - - -char* -b_strv_join(const char **strv, const char *separator) -{ - if (strv == NULL) - return NULL; - unsigned int i = 0; - b_string_t *str = b_string_new(); - for (i = 0; strv[i] != NULL; i++) { - str = b_string_append(str, strv[i]); - if (strv[i+1] != NULL) - str = b_string_append(str, separator); - } - return b_string_free(str, false); -} - - -unsigned int -b_strv_length(char **strv) -{ - if (!strv) - return 0; - unsigned int i; - for (i = 0; strv[i] != NULL; i++); - return i; -} - - -b_string_t* -b_string_new(void) -{ - b_string_t* rv = b_malloc(sizeof(b_string_t)); - rv->str = NULL; - rv->len = 0; - rv->allocated_len = 0; - - // initialize with empty string - rv = b_string_append(rv, ""); - - return rv; -} - - -char* -b_string_free(b_string_t *str, bool free_str) -{ - char *rv = NULL; - if (free_str) - free(str->str); - else - rv = str->str; - free(str); - return rv; -} - - -b_string_t* -b_string_append_len(b_string_t *str, const char *suffix, size_t len) -{ - if (suffix == NULL) - return str; - size_t old_len = str->len; - str->len += len; - if (str->len + 1 > str->allocated_len) { - str->allocated_len = (((str->len + 1) / B_STRING_CHUNK_SIZE) + 1) * B_STRING_CHUNK_SIZE; - str->str = b_realloc(str->str, str->allocated_len); - } - memcpy(str->str + old_len, suffix, len); - str->str[str->len] = '\0'; - return str; -} - - -b_string_t* -b_string_append(b_string_t *str, const char *suffix) -{ - if (suffix == NULL) - return str; - return b_string_append_len(str, suffix, strlen(suffix)); -} - - -b_string_t* -b_string_append_c(b_string_t *str, char c) -{ - size_t old_len = str->len; - str->len += 1; - if (str->len + 1 > str->allocated_len) { - str->allocated_len = (((str->len + 1) / B_STRING_CHUNK_SIZE) + 1) * B_STRING_CHUNK_SIZE; - str->str = b_realloc(str->str, str->allocated_len); - } - str->str[old_len] = c; - str->str[str->len] = '\0'; - return str; -} - - -b_string_t* -b_string_append_printf(b_string_t *str, const char *format, ...) -{ - va_list ap; - va_start(ap, format); - char *tmp = b_strdup_vprintf(format, ap); - va_end(ap); - str = b_string_append(str, tmp); - free(tmp); - return str; -} |