141 lines
3.7 KiB
C
141 lines
3.7 KiB
C
/* touch.c - make last time on file be current time
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*
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* touch [files] - requires arg expansion
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*/
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#include <io.h>
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#include <sys\types.h>
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#include <sys\utime.h>
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#include <sys\stat.h>
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#include <time.h>
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#include <stdio.h>
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#include <process.h>
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#include <math.h>
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#include <stdlib.h>
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#include <windows.h>
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#include <tools.h>
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#define year rgInt[0]
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#define month rgInt[1]
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#define day rgInt[2]
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#define hour rgInt[3]
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#define mins rgInt[4]
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#define sec rgInt[5]
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int rgInt[6];
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void usage( char *Msg, int MsgArg )
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{
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printf( "usage: TOUCH [/f] [/t year month day hour min sec] files"
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"\n"
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"where: /f - force file touch if read only\n"
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" /t - specifies a specific time other than the current time.\n"
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" /c - specifies to create the file if it does not exist.\n"
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);
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printf( "\nTOUCH: " );
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printf( Msg, MsgArg );
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printf( "\n" );
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exit( 1 );
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}
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int
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__cdecl main (c, v)
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int c;
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char *v[];
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{
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time_t ltime;
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struct utimbuf timenow;
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int i;
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int fh;
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char *p;
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int ReturnCode = 0;
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int force = 0;
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int create= 0;
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ConvertAppToOem( c, v );
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SHIFT (c,v);
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if ( c == 0 )
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usage( "invalid number of parameters", 0 );
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time (<ime);
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while (fSwitChr (*(p = *v))) {
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while (*++p) {
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if (tolower(*p) == 'f')
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force = 1;
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else
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if (tolower(*p) == 'c')
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create = 1;
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else
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if (tolower(*p) == 't') {
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for (i = 0; i < 6; i++) {
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SHIFT (c, v);
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if (!c)
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usage( "incorrect time", 0 );
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rgInt[i] = atoi (*v);
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}
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//
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// do some basic date checking
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//
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if ( (year < 1980) || (month > 12) || (day>31) ||
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(hour>23) || (mins>59) || (sec>59) ) {
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usage( "incorrect time", 0 );
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}
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ltime = date2l(year, month, day, hour, mins, sec);
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} else
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usage( "bad switch '%c'", *p );
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}
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SHIFT (c, v);
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}
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timenow.actime = ltime;
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timenow.modtime = ltime;
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while (c) {
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//
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// Set the time
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//
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if (_utime (*v, (void *) &timenow) == -1) {
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//
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// Failed. Does it exist?
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//
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if (_access(*v, 0) == -1) {
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//
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// Does not exist. Create if requested and touch created file.
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//
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if (create) {
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fh = _creat(*v, _S_IREAD|_S_IWRITE);
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_close(fh);
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if (_utime (*v, (void *) &timenow) == 0) // touch it
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goto shift_it;
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}
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}
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else
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//
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// File exists, is it read-only and /f specified?
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//
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if (force && (_access(*v,2) == -1)) {
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//
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// Yes, make it read/write and change the time
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// then make it read-only again.
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//
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if (_chmod (*v, _S_IWRITE) == 0) {
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if (_utime (*v, (void *) &timenow) == 0) {
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if (_chmod (*v, _S_IREAD) != 0) {
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printf ("ERROR - changed 'r' attrib on %s, could not change it back\n", *v);
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ReturnCode = 1;
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}
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goto shift_it;
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}
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}
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}
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printf ("Can't touch %s - %s\n", *v, error ());
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ReturnCode = 1;
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}
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shift_it:
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SHIFT(c,v);
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}
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return ReturnCode;
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}
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