X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=util.h;h=86fd7bbc424235de1b82ced853ac8bd2be75bad3;hp=2df67b73df5af2934c5b6edcdf17e7772c43151f;hb=034c6ed7da5e44bfdde5a5d0da75f7b7a59953b8;hpb=852618039bea9f6fa851a0ae3101f79b65d3cf6b diff --git a/util.h b/util.h index 2df67b73d..86fd7bbc4 100644 --- a/util.h +++ b/util.h @@ -7,10 +7,15 @@ #include #include #include +#include typedef uint64_t usec_t; -#define USEC_PER_SEC 1000000ULL +#define MSEC_PER_SEC 1000ULL +#define USEC_PER_SEC 1000000ULL +#define USEC_PER_MSEC 1000ULL +#define NSEC_PER_SEC 1000000000ULL +#define NSEC_PER_MSEC 1000000ULL #define NSEC_PER_USEC 1000ULL usec_t now(clockid_t clock); @@ -41,14 +46,44 @@ static inline const char* strnull(const char *s) { return s ? s : "(null)"; } +static inline const char *strna(const char *s) { + return s ? s : "n/a"; +} + +static inline bool is_path_absolute(const char *p) { + return *p == '/'; +} + bool endswith(const char *s, const char *postfix); bool startswith(const char *s, const char *prefix); -int nointr_close(int fd); +int close_nointr(int fd); int parse_boolean(const char *v); int safe_atou(const char *s, unsigned *ret_u); int safe_atoi(const char *s, int *ret_i); +int safe_atolu(const char *s, unsigned long *ret_u); +int safe_atoli(const char *s, long int *ret_i); + +int safe_atollu(const char *s, unsigned long long *ret_u); +int safe_atolli(const char *s, long long int *ret_i); + +char *split_spaces(const char *c, size_t *l, char **state); +char *split_quoted(const char *c, size_t *l, char **state); + +#define FOREACH_WORD(word, length, s, state) \ + for ((state) = NULL, (word) = split_spaces((s), &(l), &(state)); (word); (word) = split_spaces((s), &(l), &(state))) + +#define FOREACH_WORD_QUOTED(word, length, s, state) \ + for ((state) = NULL, (word) = split_quoted((s), &(l), &(state)); (word); (word) = split_quoted((s), &(l), &(state))) + +const char *sigchld_code(int code); + +pid_t get_parent_of_pid(pid_t pid, pid_t *ppid); + +int write_one_line_file(const char *fn, const char *line); +int read_one_line_file(const char *fn, char **line); + #endif