From 7aca89a7a32a1e560c447952c28a8b1e7fb775fc Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Sat, 18 Jul 2009 03:41:29 +0200 Subject: touch: implement -d --date (our own testsuite needs that) function old new delta static.uname_longopts - 137 +137 touch_main 231 360 +129 static.touch_longopts - 32 +32 validate_tm_time - 28 +28 packed_usage 26616 26624 +8 date_main 687 686 -1 static.longopts 162 - -162 ------------------------------------------------------------------------------ (add/remove: 3/1 grow/shrink: 2/1 up/down: 334/-163) Total: 171 bytes Signed-off-by: Denys Vlasenko --- coreutils/touch.c | 42 +++++++++++++++++++++++++++++++----------- 1 file changed, 31 insertions(+), 11 deletions(-) (limited to 'coreutils/touch.c') diff --git a/coreutils/touch.c b/coreutils/touch.c index 7d434a233..1b4a5f0ea 100644 --- a/coreutils/touch.c +++ b/coreutils/touch.c @@ -41,31 +41,34 @@ int touch_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int touch_main(int argc UNUSED_PARAM, char **argv) { #if ENABLE_DESKTOP -#if ENABLE_LONG_OPTS - static const char longopts[] ALIGN1 = +# if ENABLE_LONG_OPTS + static const char touch_longopts[] ALIGN1 = /* name, has_arg, val */ "no-create\0" No_argument "c" "reference\0" Required_argument "r" + "date\0" Required_argument "d" ; -#endif +# endif struct utimbuf timebuf; char *reference_file = NULL; + char *date_str = NULL; #else -#define reference_file NULL -#define timebuf (*(struct utimbuf*)NULL) +# define reference_file NULL +# define date_str NULL +# define timebuf (*(struct utimbuf*)NULL) #endif int fd; int status = EXIT_SUCCESS; int opts; -#if ENABLE_DESKTOP -#if ENABLE_LONG_OPTS - applet_long_options = longopts; +#if ENABLE_DESKTOP && ENABLE_LONG_OPTS + applet_long_options = touch_longopts; #endif -#endif - opts = getopt32(argv, "c" IF_DESKTOP("r:") + opts = getopt32(argv, "c" IF_DESKTOP("r:d:") /*ignored:*/ "fma" - IF_DESKTOP(, &reference_file)); + IF_DESKTOP(, &reference_file) + IF_DESKTOP(, &date_str) + ); opts &= 1; /* only -c bit is left */ argv += optind; @@ -80,6 +83,23 @@ int touch_main(int argc UNUSED_PARAM, char **argv) timebuf.modtime = stbuf.st_mtime; } + if (date_str) { + struct tm tm_time; + time_t t; + + //time(&t); + //localtime_r(&t, &tm_time); + memset(&tm_time, 0, sizeof(tm_time)); + parse_datestr(date_str, &tm_time); + + /* Correct any day of week and day of year etc. fields */ + tm_time.tm_isdst = -1; /* Be sure to recheck dst */ + t = validate_tm_time(date_str, &tm_time); + + timebuf.actime = t; + timebuf.modtime = t; + } + do { if (utime(*argv, reference_file ? &timebuf : NULL)) { if (errno == ENOENT) { /* no such file */ -- cgit v1.2.3