diff options
| -rw-r--r-- | builtin/gc.c | 10 | ||||
| -rw-r--r-- | builtin/receive-pack.c | 2 | ||||
| -rw-r--r-- | daemon.c | 4 | ||||
| -rw-r--r-- | fetch-pack.c | 2 | ||||
| -rw-r--r-- | git-compat-util.h | 4 | ||||
| -rw-r--r-- | ident.c | 2 |
6 files changed, 14 insertions, 10 deletions
diff --git a/builtin/gc.c b/builtin/gc.c index 069950d0b4..5befd518fd 100644 --- a/builtin/gc.c +++ b/builtin/gc.c @@ -220,7 +220,7 @@ static int need_to_gc(void) static const char *lock_repo_for_gc(int force, pid_t* ret_pid) { static struct lock_file lock; - char my_host[128]; + char my_host[HOST_NAME_MAX + 1]; struct strbuf sb = STRBUF_INIT; struct stat st; uintmax_t pid; @@ -239,8 +239,12 @@ static const char *lock_repo_for_gc(int force, pid_t* ret_pid) fd = hold_lock_file_for_update(&lock, pidfile_path, LOCK_DIE_ON_ERROR); if (!force) { - static char locking_host[128]; + static char locking_host[HOST_NAME_MAX + 1]; + static char *scan_fmt; int should_exit; + + if (!scan_fmt) + scan_fmt = xstrfmt("%s %%%dc", "%"SCNuMAX, HOST_NAME_MAX); fp = fopen(pidfile_path, "r"); memset(locking_host, 0, sizeof(locking_host)); should_exit = @@ -256,7 +260,7 @@ static const char *lock_repo_for_gc(int force, pid_t* ret_pid) * running. */ time(NULL) - st.st_mtime <= 12 * 3600 && - fscanf(fp, "%"SCNuMAX" %127c", &pid, locking_host) == 2 && + fscanf(fp, scan_fmt, &pid, locking_host) == 2 && /* be gentle to concurrent "gc" on remote hosts */ (strcmp(locking_host, my_host) || !kill(pid, 0) || errno == EPERM); if (fp != NULL) diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c index 011db00d31..3ca8ebe0e1 100644 --- a/builtin/receive-pack.c +++ b/builtin/receive-pack.c @@ -1655,7 +1655,7 @@ static const char *unpack(int err_fd, struct shallow_info *si) if (status) return "unpack-objects abnormal exit"; } else { - char hostname[256]; + char hostname[HOST_NAME_MAX + 1]; argv_array_pushl(&child.args, "index-pack", "--stdin", hdr_arg, NULL); @@ -4,10 +4,6 @@ #include "strbuf.h" #include "string-list.h" -#ifndef HOST_NAME_MAX -#define HOST_NAME_MAX 256 -#endif - #ifdef NO_INITGROUPS #define initgroups(x, y) (0) /* nothing */ #endif diff --git a/fetch-pack.c b/fetch-pack.c index 413937e740..a75ed6c940 100644 --- a/fetch-pack.c +++ b/fetch-pack.c @@ -745,7 +745,7 @@ static int get_pack(struct fetch_pack_args *args, if (args->use_thin_pack) argv_array_push(&cmd.args, "--fix-thin"); if (args->lock_pack || unpack_limit) { - char hostname[256]; + char hostname[HOST_NAME_MAX + 1]; if (gethostname(hostname, sizeof(hostname))) xsnprintf(hostname, sizeof(hostname), "localhost"); argv_array_pushf(&cmd.args, diff --git a/git-compat-util.h b/git-compat-util.h index d89a78616b..1f1e82407e 100644 --- a/git-compat-util.h +++ b/git-compat-util.h @@ -878,6 +878,10 @@ static inline size_t xsize_t(off_t len) __attribute__((format (printf, 3, 4))) extern int xsnprintf(char *dst, size_t max, const char *fmt, ...); +#ifndef HOST_NAME_MAX +#define HOST_NAME_MAX 256 +#endif + /* in ctype.c, for kwset users */ extern const unsigned char tolower_trans_tbl[256]; @@ -120,7 +120,7 @@ static int canonical_name(const char *host, struct strbuf *out) static void add_domainname(struct strbuf *out, int *is_bogus) { - char buf[1024]; + char buf[HOST_NAME_MAX + 1]; if (gethostname(buf, sizeof(buf))) { warning_errno("cannot get host name"); |