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author | 2021-05-20 16:22:02 -0400 | |
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committer | 2021-05-20 16:22:02 -0400 | |
commit | f5569153b7df6d141164c27040ef0076732f2da7 (patch) | |
tree | 338e90c0f5de223bf790b85410838c0bc21cc61d /file_cmds/touch/touch.c | |
parent | 591e92d95c376763dde539fadf0498bd1358073d (diff) | |
download | apple_cmds-f5569153b7df6d141164c27040ef0076732f2da7.tar.gz apple_cmds-f5569153b7df6d141164c27040ef0076732f2da7.tar.zst apple_cmds-f5569153b7df6d141164c27040ef0076732f2da7.zip |
file_cmds: 321.100.10.0.1
Diffstat (limited to 'file_cmds/touch/touch.c')
-rw-r--r-- | file_cmds/touch/touch.c | 77 |
1 files changed, 43 insertions, 34 deletions
diff --git a/file_cmds/touch/touch.c b/file_cmds/touch/touch.c index aca5b90..ccfcb9f 100644 --- a/file_cmds/touch/touch.c +++ b/file_cmds/touch/touch.c @@ -48,6 +48,7 @@ __used static const char sccsid[] = "@(#)touch.c 8.1 (Berkeley) 6/6/93"; #include <sys/types.h> #include <sys/stat.h> #include <sys/time.h> +#include <sys/attr.h> #include <err.h> #include <errno.h> @@ -59,10 +60,15 @@ __used static const char sccsid[] = "@(#)touch.c 8.1 (Berkeley) 6/6/93"; #include <time.h> #include <unistd.h> +typedef struct { + struct timespec mtime; + struct timespec atime; +} set_ts; + int rw(char *, struct stat *, int); -void stime_arg1(char *, struct timeval *); -void stime_arg2(char *, int, struct timeval *); -void stime_file(char *, struct timeval *); +void stime_arg1(char *, set_ts *); +void stime_arg2(char *, int, set_ts *); +void stime_file(char *, set_ts *); int timeoffset(char *); void usage(char *); @@ -70,19 +76,24 @@ int main(int argc, char *argv[]) { struct stat sb; - struct timeval tv[2]; int (*stat_f)(const char *, struct stat *); int (*utimes_f)(const char *, const struct timeval *); int Aflag, aflag, cflag, fflag, mflag, ch, fd, len, rval, timeset; char *p; char *myname; + struct attrlist ts_req = { + .bitmapcount = ATTR_BIT_MAP_COUNT, + .commonattr = ATTR_CMN_MODTIME | ATTR_CMN_ACCTIME, + }; + set_ts ts_struct = {}; myname = basename(argv[0]); Aflag = aflag = cflag = fflag = mflag = timeset = 0; stat_f = stat; utimes_f = utimes; - if (gettimeofday(&tv[0], NULL)) - err(1, "gettimeofday"); + if (clock_gettime(CLOCK_REALTIME, &ts_struct.mtime)) + err(1, "clock_gettime"); + ts_struct.atime = ts_struct.mtime; while ((ch = getopt(argc, argv, "A:acfhmr:t:")) != -1) switch(ch) { @@ -108,11 +119,11 @@ main(int argc, char *argv[]) break; case 'r': timeset = 1; - stime_file(optarg, tv); + stime_file(optarg, &ts_struct); break; case 't': timeset = 1; - stime_arg1(optarg, tv); + stime_arg1(optarg, &ts_struct); break; case '?': default: @@ -132,9 +143,9 @@ main(int argc, char *argv[]) * that time once and for all here. */ if (aflag) - tv[0].tv_sec += Aflag; + ts_struct.atime.tv_sec += Aflag; if (mflag) - tv[1].tv_sec += Aflag; + ts_struct.mtime.tv_sec += Aflag; Aflag = 0; /* done our job */ } } else { @@ -148,11 +159,9 @@ main(int argc, char *argv[]) len = p - argv[0]; if (*p == '\0' && (len == 8 || len == 10)) { timeset = 1; - stime_arg2(*argv++, len == 10, tv); + stime_arg2(*argv++, len == 10, &ts_struct); } } - /* Both times default to the same. */ - tv[1] = tv[0]; } if (*argv == NULL) @@ -187,9 +196,9 @@ main(int argc, char *argv[]) } if (!aflag) - TIMESPEC_TO_TIMEVAL(&tv[0], &sb.st_atimespec); + ts_struct.atime = sb.st_atimespec; if (!mflag) - TIMESPEC_TO_TIMEVAL(&tv[1], &sb.st_mtimespec); + ts_struct.mtime = sb.st_mtimespec; /* * We're adjusting the times based on the file times, not a @@ -197,17 +206,17 @@ main(int argc, char *argv[]) */ if (Aflag) { if (aflag) { - TIMESPEC_TO_TIMEVAL(&tv[0], &sb.st_atimespec); - tv[0].tv_sec += Aflag; + ts_struct.atime = sb.st_atimespec; + ts_struct.atime.tv_sec += Aflag; } if (mflag) { - TIMESPEC_TO_TIMEVAL(&tv[1], &sb.st_mtimespec); - tv[1].tv_sec += Aflag; + ts_struct.mtime = sb.st_mtimespec; + ts_struct.mtime.tv_sec += Aflag; } } - /* Try utimes(2). */ - if (!utimes_f(*argv, tv)) + /* Try setattrlist(2). */ + if (!setattrlist(*argv, &ts_req, &ts_struct, sizeof(ts_struct), 0)) continue; /* If the user specified a time, nothing else we can do. */ @@ -241,14 +250,14 @@ main(int argc, char *argv[]) #define ATOI2(ar) ((ar)[0] - '0') * 10 + ((ar)[1] - '0'); (ar) += 2; void -stime_arg1(char *arg, struct timeval *tvp) +stime_arg1(char *arg, set_ts *tsp) { time_t now; struct tm *t; int yearset; char *p; /* Start with the current time. */ - now = tvp[0].tv_sec; + now = tsp->atime.tv_sec; if ((t = localtime(&now)) == NULL) err(1, "localtime"); /* [[CC]YY]MMDDhhmm[.SS] */ @@ -293,21 +302,21 @@ stime_arg1(char *arg, struct timeval *tvp) } t->tm_isdst = -1; /* Figure out DST. */ - tvp[0].tv_sec = tvp[1].tv_sec = mktime(t); - if (tvp[0].tv_sec == -1) + tsp->atime.tv_sec = tsp->mtime.tv_sec = mktime(t); + if (tsp->atime.tv_sec == -1) terr: errx(1, "out of range or illegal time specification: [[CC]YY]MMDDhhmm[.SS]"); - tvp[0].tv_usec = tvp[1].tv_usec = 0; + tsp->atime.tv_nsec = tsp->mtime.tv_nsec = 0; } void -stime_arg2(char *arg, int year, struct timeval *tvp) +stime_arg2(char *arg, int year, set_ts *tsp) { time_t now; struct tm *t; /* Start with the current time. */ - now = tvp[0].tv_sec; + now = tsp->atime.tv_sec; if ((t = localtime(&now)) == NULL) err(1, "localtime"); @@ -323,12 +332,12 @@ stime_arg2(char *arg, int year, struct timeval *tvp) } t->tm_isdst = -1; /* Figure out DST. */ - tvp[0].tv_sec = tvp[1].tv_sec = mktime(t); - if (tvp[0].tv_sec == -1) + tsp->atime.tv_sec = tsp->mtime.tv_sec = mktime(t); + if (tsp->atime.tv_sec == -1) errx(1, "out of range or illegal time specification: MMDDhhmm[yy]"); - tvp[0].tv_usec = tvp[1].tv_usec = 0; + tsp->atime.tv_nsec = tsp->mtime.tv_nsec = 0; } /* Calculate a time offset in seconds, given an arg of the format [-]HHMMSS. */ @@ -362,14 +371,14 @@ timeoffset(char *arg) } void -stime_file(char *fname, struct timeval *tvp) +stime_file(char *fname, set_ts *ts_struct) { struct stat sb; if (stat(fname, &sb)) err(1, "%s", fname); - TIMESPEC_TO_TIMEVAL(tvp, &sb.st_atimespec); - TIMESPEC_TO_TIMEVAL(tvp + 1, &sb.st_mtimespec); + ts_struct->atime = sb.st_atimespec; + ts_struct->mtime = sb.st_mtimespec; } int |