diff options
Diffstat (limited to 'src/basic/fileio.h')
-rw-r--r-- | src/basic/fileio.h | 47 |
1 files changed, 43 insertions, 4 deletions
diff --git a/src/basic/fileio.h b/src/basic/fileio.h index 2e8148ff24..b58c83e64a 100644 --- a/src/basic/fileio.h +++ b/src/basic/fileio.h @@ -1,5 +1,3 @@ -/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ - #pragma once /*** @@ -20,15 +18,21 @@ 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 <dirent.h> +#include <stdbool.h> #include <stddef.h> #include <stdio.h> +#include <sys/types.h> #include "macro.h" +#include "time-util.h" typedef enum { WRITE_STRING_FILE_CREATE = 1, WRITE_STRING_FILE_ATOMIC = 2, WRITE_STRING_FILE_AVOID_NEWLINE = 4, + WRITE_STRING_FILE_VERIFY_ON_FAILURE = 8, } WriteStringFileFlags; int write_string_stream(FILE *f, const char *line, bool enforce_newline); @@ -38,7 +42,7 @@ int read_one_line_file(const char *fn, char **line); int read_full_file(const char *fn, char **contents, size_t *size); int read_full_stream(FILE *f, char **contents, size_t *size); -int verify_one_line_file(const char *fn, const char *line); +int verify_file(const char *fn, const char *blob, bool accept_extra_nl); int parse_env_file(const char *fname, const char *separator, ...) _sentinel_; int load_env_file(FILE *f, const char *fname, const char *separator, char ***l); @@ -48,4 +52,39 @@ int write_env_file(const char *fname, char **l); int executable_is_script(const char *path, char **interpreter); -int get_status_field(const char *filename, const char *pattern, char **field); +int get_proc_field(const char *filename, const char *pattern, const char *terminator, char **field); + +DIR *xopendirat(int dirfd, const char *name, int flags); + +int search_and_fopen(const char *path, const char *mode, const char *root, const char **search, FILE **_f); +int search_and_fopen_nulstr(const char *path, const char *mode, const char *root, const char *search, FILE **_f); + +#define FOREACH_LINE(line, f, on_error) \ + for (;;) \ + if (!fgets(line, sizeof(line), f)) { \ + if (ferror(f)) { \ + on_error; \ + } \ + break; \ + } else + +int fflush_and_check(FILE *f); + +int fopen_temporary(const char *path, FILE **_f, char **_temp_path); +int mkostemp_safe(char *pattern); + +int tempfn_xxxxxx(const char *p, const char *extra, char **ret); +int tempfn_random(const char *p, const char *extra, char **ret); +int tempfn_random_child(const char *p, const char *extra, char **ret); + +int write_timestamp_file_atomic(const char *fn, usec_t n); +int read_timestamp_file(const char *fn, usec_t *ret); + +int fputs_with_space(FILE *f, const char *s, const char *separator, bool *space); + +int open_tmpfile_unlinkable(const char *directory, int flags); +int open_tmpfile_linkable(const char *target, int flags, char **ret_path); + +int link_tmpfile(int fd, const char *path, const char *target); + +int read_nul_string(FILE *f, char **ret); |