diff options
Diffstat (limited to 'git-compat-util.h')
| -rw-r--r-- | git-compat-util.h | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/git-compat-util.h b/git-compat-util.h index dcc786edaa..dca72cba29 100644 --- a/git-compat-util.h +++ b/git-compat-util.h @@ -256,6 +256,11 @@ static inline const char *precompose_argv_prefix(int argc, const char **argv, co { return prefix; } +static inline const char *precompose_string_if_needed(const char *in) +{ + return in; +} + #define probe_utf8_pathname_composition() #endif @@ -981,11 +986,9 @@ static inline char *xstrdup_or_null(const char *str) static inline size_t xsize_t(off_t len) { - size_t size = (size_t) len; - - if (len != (off_t) size) + if (len < 0 || (uintmax_t) len > SIZE_MAX) die("Cannot handle files this big"); - return size; + return (size_t) len; } __attribute__((format (printf, 3, 4))) @@ -1242,6 +1245,13 @@ int access_or_die(const char *path, int mode, unsigned flag); /* Warn on an inaccessible file if errno indicates this is an error */ int warn_on_fopen_errors(const char *path); +/* + * Open with O_NOFOLLOW, or equivalent. Note that the fallback equivalent + * may be racy. Do not use this as protection against an attacker who can + * simultaneously create paths. + */ +int open_nofollow(const char *path, int flags); + #if !defined(USE_PARENS_AROUND_GETTEXT_N) && defined(__GNUC__) #define USE_PARENS_AROUND_GETTEXT_N 1 #endif @@ -1356,7 +1366,7 @@ static inline void *container_of_or_null_offset(void *ptr, size_t offset) (type *)container_of_or_null_offset(ptr, offsetof(type, member)) /* - * like offsetof(), but takes a pointer to a a variable of type which + * like offsetof(), but takes a pointer to a variable of type which * contains @member, instead of a specified type. * @ptr is subject to multiple evaluation since we can't rely on __typeof__ * everywhere. |