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127 lines
3.2 KiB
C
127 lines
3.2 KiB
C
/* Touch - GS version of UNIX touch. If file exists, sets mod. date to
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current date. If file does not exist, creates a text file with that name.
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Copyright 1993 by Leslie M. Barstow III.
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Placed in the Public Domain with the following condition:
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Please maintain original Copyright in source, program, and manpage.
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*/
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#pragma debug 0
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#pragma optimize -1
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#pragma stacksize 1024
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#include <types.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <orca.h>
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typedef struct GSString {
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Word length;
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char string[1];
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} GSString;
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typedef struct FileInfoRecGS {
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Word pCount;
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GSString *pathname;
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Word access;
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Word fileType;
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LongWord auxType;
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Word storageType; /* must be 0 for SetFileInfo */
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TimeRec createDateTime;
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TimeRec modDateTime;
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} FileInfoRecGS;
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typedef struct CreateRecGS {
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Word pCount;
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GSString *pathname;
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Word access;
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Word fileType;
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} CreateRecGS;
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#ifndef NULL
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#define NULL 0L
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#endif
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extern TimeRec ReadTimeHex();
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#ifndef stackEntry
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#define stackEntry 0xE100B0
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#endif
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#ifndef PDosInt
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extern pascal void PDosInt();
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#endif
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#define GetFileInfoGS(pBlockPtr) PDosInt(0x2006,pBlockPtr)
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#define SetFileInfoGS(pBlockPtr) PDosInt(0x2005,pBlockPtr)
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#define CreateGS(pBlockPtr) PDosInt(0x2001,pBlockPtr)
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int main(int argc, char **argv)
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{int i,j;
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GSString *filnam=(GSString *)NULL;
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CreateRecGS crtspace;
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FileInfoRecGS infospace;
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infospace.pCount = 7;
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crtspace.pCount = 3;
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crtspace.access = 0x00e3;
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crtspace.fileType = 0x0004;
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if (argc == 1)
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{fputs("Usage: touch file1 [file2 ...]\n", stdout);
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fputs("GS touch: Copyright 1993 by Leslie M. Barstow III\n",stdout);
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exit(-1);
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}
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for(i = 1; i < argc; i++)
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{j=strlen(argv[i]);
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if ((filnam=(GSString *)malloc(3+j)) == (GSString *)NULL)
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{fputs("touch - Error allocating string memory\n", stdout);
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return(-1);
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}
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filnam->length = j;
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strcpy(filnam->string,argv[i]);
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infospace.pathname=filnam;
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GetFileInfoGS(&infospace);
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if (j = toolerror())
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{switch (j)
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{case 0x46: crtspace.pathname = filnam;
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CreateGS(&crtspace);
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if (j = toolerror())
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{fputs("touch - unable to create file: ", stdout);
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fputs(argv[i], stdout);
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fputs(".\n", stdout);
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exit(-1);
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}
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break;
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case 0x40:
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case 0x44:
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case 0x45:
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case 0x52:
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case 0x58: fputs("touch - Invalid filename:", stdout);
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fputs(argv[i], stdout);
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fputs(".\n", stdout);
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exit(-1);
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break;
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case 0x27: fputs("touch - Disk I/O Error for file: ", stdout);
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fputs(argv[i], stdout);
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fputs(".\n", stdout);
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exit(-1);
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break;
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default: fputs("touch - internal error.\n", stdout);
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exit(-1);
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break;
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}
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}
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else
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{infospace.modDateTime = ReadTimeHex();
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infospace.storageType = 0;
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infospace.access |=0x20;
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infospace.modDateTime.extra = (Byte)0;
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SetFileInfoGS(&infospace);
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}
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free(filnam);
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}
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}
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