+/* SPDX-License-Identifier: LGPL-2.1+ */
#pragma once
/***
- This file is part of systemd.
-
Copyright 2010 Lennart Poettering
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <alloca.h>
}
static inline const char* strempty(const char *s) {
- return s ? s : "";
+ return s ?: "";
}
static inline const char* strnull(const char *s) {
- return s ? s : "(null)";
+ return s ?: "(null)";
}
static inline const char *strna(const char *s) {
- return s ? s : "n/a";
+ return s ?: "n/a";
}
static inline bool isempty(const char *p) {
return !p || !p[0];
}
-#if 0 /// UNNEEDED by elogind
static inline const char *empty_to_null(const char *p) {
return isempty(p) ? NULL : p;
}
-static inline const char *strdash_if_empty(const char *str) {
+#if 0 /// UNNEEDED by elogind
+static inline const char *empty_to_dash(const char *str) {
return isempty(str) ? "-" : str;
}
#endif // 0
({ \
const char *_appendees_[] = { a, __VA_ARGS__ }; \
char *_d_, *_p_; \
- int _len_ = 0; \
- unsigned _i_; \
+ size_t _len_ = 0; \
+ size_t _i_; \
for (_i_ = 0; _i_ < ELEMENTSOF(_appendees_) && _appendees_[_i_]; _i_++) \
_len_ += strlen(_appendees_[_i_]); \
_p_ = _d_ = alloca(_len_ + 1); \
#if 0 /// UNNEEDED by elogind
char *delete_chars(char *s, const char *bad);
#endif // 0
+char *delete_trailing_chars(char *s, const char *bad);
char *truncate_nl(char *s);
#if 0 /// UNNEEDED by elogind
+static inline char *skip_leading_chars(const char *s, const char *bad) {
+
+ if (!s)
+ return NULL;
+
+ if (!bad)
+ bad = WHITESPACE;
+
+ return (char*) s + strspn(s, bad);
+}
+
char ascii_tolower(char x);
char *ascii_strlower(char *s);
char *ascii_strlower_n(char *s, size_t n);
bool string_has_cc(const char *p, const char *ok) _pure_;
char *ellipsize_mem(const char *s, size_t old_length_bytes, size_t new_length_columns, unsigned percent);
-char *ellipsize(const char *s, size_t length, unsigned percent);
+static inline char *ellipsize(const char *s, size_t length, unsigned percent) {
+ return ellipsize_mem(s, strlen(s), length, percent);
+}
+
+char *cellescape(char *buf, size_t len, const char *s);
-bool nulstr_contains(const char*nulstr, const char *needle);
+/* This limit is arbitrary, enough to give some idea what the string contains */
+#define CELLESCAPE_DEFAULT_LENGTH 64
+
+bool nulstr_contains(const char *nulstr, const char *needle);
char* strshorten(char *s, size_t l);
char *strreplace(const char *text, const char *old_string, const char *new_string);
-char *strip_tab_ansi(char **p, size_t *l);
+char *strip_tab_ansi(char **ibuf, size_t *_isz, size_t highlight[2]);
+
+char *strextend_with_separator(char **x, const char *separator, ...) _sentinel_;
-char *strextend(char **x, ...) _sentinel_;
+#define strextend(x, ...) strextend_with_separator(x, NULL, __VA_ARGS__)
char *strrep(const char *s, unsigned n);
return memmem(haystack, haystacklen, needle, needlelen);
}
-#if !HAVE_DECL_EXPLICIT_BZERO
+#if !HAVE_EXPLICIT_BZERO
void explicit_bzero(void *p, size_t l);
#endif
#define _cleanup_string_free_erase_ _cleanup_(string_free_erasep)
bool string_is_safe(const char *p) _pure_;
+
+static inline size_t strlen_ptr(const char *s) {
+ if (!s)
+ return 0;
+
+ return strlen(s);
+}
+
+/* Like startswith(), but operates on arbitrary memory blocks */
+static inline void *memory_startswith(const void *p, size_t sz, const char *token) {
+ size_t n;
+
+ assert(token);
+
+ n = strlen(token);
+ if (sz < n)
+ return NULL;
+
+ assert(p);
+
+ if (memcmp(p, token, n) != 0)
+ return NULL;
+
+ return (uint8_t*) p + n;
+}