X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fshared%2Futil.h;h=21a90a40e5b3e4391d9a9cd9212ebfc2701ee0e7;hp=8cd47b82947819b261493b6aaf48c151e41bc09c;hb=9f03ee51a2207954ef18be79ca3e11cd14ca56fd;hpb=11adc1aef7a1a6e9ba3fda8eb34eb5fadedc0385 diff --git a/src/shared/util.h b/src/shared/util.h index 8cd47b829..21a90a40e 100644 --- a/src/shared/util.h +++ b/src/shared/util.h @@ -205,7 +205,7 @@ int safe_atod(const char *s, double *ret_d); int safe_atou8(const char *s, uint8_t *ret); -#if __WORDSIZE == 32 +#if LONG_MAX == INT_MAX static inline int safe_atolu(const char *s, unsigned long *ret_u) { assert_cc(sizeof(unsigned long) == sizeof(unsigned)); return safe_atou(s, (unsigned*) ret_u); @@ -274,6 +274,7 @@ int readlink_and_make_absolute(const char *p, char **r); int readlink_and_canonicalize(const char *p, char **r); int reset_all_signal_handlers(void); +int reset_signal_mask(void); char *strstrip(char *s); char *delete_chars(char *s, const char *bad); @@ -431,6 +432,7 @@ int sigprocmask_many(int how, ...); bool hostname_is_set(void); +char* lookup_uid(uid_t uid); char* gethostname_malloc(void); char* getlogname_malloc(void); char* getusername_malloc(void); @@ -581,8 +583,6 @@ int block_get_whole_disk(dev_t d, dev_t *ret); int file_is_priv_sticky(const char *p); -int strdup_or_null(const char *a, char **b); - #define NULSTR_FOREACH(i, l) \ for ((i) = (l); (i) && *(i); (i) = strchr((i), 0)+1) @@ -852,6 +852,22 @@ int unlink_noerrno(const char *path); (void *) memset(_new_, 0, _len_); \ }) +#define alloca_align(size, align) \ + ({ \ + void *_ptr_; \ + size_t _mask_ = (align) - 1; \ + _ptr_ = alloca((size) + _mask_); \ + (void*)(((uintptr_t)_ptr_ + _mask_) & ~_mask_); \ + }) + +#define alloca0_align(size, align) \ + ({ \ + void *_new_; \ + size_t _size_ = (size); \ + _new_ = alloca_align(_size_, (align)); \ + (void*)memset(_new_, 0, _size_); \ + }) + #define strappenda(a, ...) \ ({ \ int _len = strlen(a); \ @@ -978,3 +994,5 @@ int is_symlink(const char *path); int unquote_first_word(const char **p, char **ret); int unquote_many_words(const char **p, ...) _sentinel_; + +int free_and_strdup(char **p, const char *s);