01cdb6698
Glenn L McGrath
2004-02-17
Subject
Add the -r option, patch from Rob with some help from myself.
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Commit Diff GitHub →
coreutils/date.c+11 -4
| @@ -118,8 +118,9 @@ static struct tm *date_conv_ftime(struct tm *tm_time, const char *t_string) | |
| #define DATE_OPT_SET 0x02 | |
| #define DATE_OPT_UTC 0x04 | |
| #define DATE_OPT_DATE 0x08 | |
| + | #define DATE_OPT_REFERENCE 0x10 |
| #ifdef CONFIG_FEATURE_DATE_ISOFMT | |
| - | # define DATE_OPT_TIMESPEC 0x10 |
| + | # define DATE_OPT_TIMESPEC 0x20 |
| #endif | |
| int date_main(int argc, char **argv) | |
| @@ -133,6 +134,7 @@ int date_main(int argc, char **argv) | |
| time_t tm; | |
| unsigned long opt; | |
| struct tm tm_time; | |
| + | char *filename = NULL; |
| #ifdef CONFIG_FEATURE_DATE_ISOFMT | |
| int ifmt = 0; | |
| @@ -143,8 +145,8 @@ int date_main(int argc, char **argv) | |
| # define GETOPT_ISOFMT | |
| #endif | |
| bb_opt_complementaly = "d~ds:s~ds"; | |
| - | opt = bb_getopt_ulflags(argc, argv, "Rs:ud:" GETOPT_ISOFMT, |
| - | &date_str, &date_str |
| + | opt = bb_getopt_ulflags(argc, argv, "Rs:ud:r:" GETOPT_ISOFMT, |
| + | &date_str, &date_str, &filename |
| #ifdef CONFIG_FEATURE_DATE_ISOFMT | |
| , &isofmt_arg | |
| #endif | |
| @@ -194,7 +196,12 @@ int date_main(int argc, char **argv) | |
| /* Now we have parsed all the information except the date format | |
| which depends on whether the clock is being set or read */ | |
| - | time(&tm); |
| + | if(filename) { |
| + | struct stat statbuf; |
| + | if(stat(filename,&statbuf)) |
| + | bb_perror_msg_and_die("File '%s' not found.\n",filename); |
| + | tm=statbuf.st_mtime; |
| + | } else time(&tm); |
| memcpy(&tm_time, localtime(&tm), sizeof(tm_time)); | |
| /* Zero out fields - take her back to midnight! */ | |
| if (date_str != NULL) { | |