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openssh-portable
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portability for sftp globbed ls sort by mtime 

Include replacement timespeccmp() for systems that lack it.
Support time_t struct stat->st_mtime in addition to
timespec stat->st_mtim, as well as unsorted fallback.
This commit is contained in:
Damien Miller 2017-06-10 23:41:25 +10:00
parent 072e172f1d
commit bcd1485075
4 changed files with 20 additions and 2 deletions
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2
configure.ac
View File

@ -3814,6 +3814,8 @@ OSSH_CHECK_HEADER_FOR_FIELD([ut_time], [utmpx.h], [HAVE_TIME_IN_UTMPX])
OSSH_CHECK_HEADER_FOR_FIELD([ut_tv], [utmpx.h], [HAVE_TV_IN_UTMPX])
AC_CHECK_MEMBERS([struct stat.st_blksize])
AC_CHECK_MEMBERS([struct stat.st_mtim])
AC_CHECK_MEMBERS([struct stat.st_mtime])
AC_CHECK_MEMBERS([struct passwd.pw_gecos, struct passwd.pw_class,
struct passwd.pw_change, struct passwd.pw_expire],
[], [], [[

7
defines.h
View File

@ -519,6 +519,13 @@ struct winsize {
}
#endif
#ifndef timespeccmp
#define timespeccmp(tsp, usp, cmp) \
(((tsp)->tv_sec == (usp)->tv_sec) ? \
((tsp)->tv_nsec cmp (usp)->tv_nsec) : \
((tsp)->tv_sec cmp (usp)->tv_sec))
#endif
#ifndef __P
# define __P(x) x
#endif

3
includes.h
View File

@ -93,6 +93,9 @@
#ifdef HAVE_SYS_SYSMACROS_H
# include <sys/sysmacros.h> /* For MIN, MAX, etc */
#endif
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h> /* for timespeccmp if present */
#endif
#ifdef HAVE_SYS_MMAN_H
#include <sys/mman.h> /* for MAP_ANONYMOUS */
#endif

10
sftp.c
View File

@ -894,9 +894,15 @@ sglob_comp(const void *aa, const void *bb)
#define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1))
if (sort_flag & LS_NAME_SORT)
return (rmul * strcmp(ap, bp));
else if (sort_flag & LS_TIME_SORT)
else if (sort_flag & LS_TIME_SORT) {
#if defined(HAVE_STRUCT_STAT_ST_MTIM)
return (rmul * timespeccmp(&as->st_mtim, &bs->st_mtim, <));
else if (sort_flag & LS_SIZE_SORT)
#elif defined(HAVE_STRUCT_STAT_ST_MTIME)
return (rmul * NCMP(as->st_mtime, bs->st_mtime));
#else
return rmul * 1;
#endif
} else if (sort_flag & LS_SIZE_SORT)
return (rmul * NCMP(as->st_size, bs->st_size));
fatal("Unknown ls sort type");