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Annotation of coherent/g/usr/bin/vi/prsvdos.c, revision 1.1

1.1     ! root        1: /* prsvdos.c */
        !             2: 
        !             3: /* This file contains the DOS-specific parts of the "elvprsv" program. */
        !             4: 
        !             5: #include <stdio.h>
        !             6: 
        !             7: /* This function returns the login name of the owner of a file */
        !             8: char *ownername(filename)
        !             9:        char    *filename;      /* name of a file */
        !            10: {
        !            11:        return "user";
        !            12: }
        !            13: 
        !            14: 
        !            15: /* This function sends a mail message to a given user, saying that a file
        !            16:  * has been preserved.
        !            17:  */
        !            18: void mail(user, file, when)
        !            19:        char    *user;  /* name of user who should receive the mail */
        !            20:        char    *file;  /* name of original text file that was preserved */
        !            21:        char    *when;  /* description of why the file was preserved */
        !            22: {
        !            23:        char    cmd[80];/* buffer used for constructing a "mail" command */
        !            24:        FILE    *m;     /* stream used for giving text to the "mail" program */
        !            25:        char    *base;  /* basename of the file */
        !            26: 
        !            27:        /* separate the directory name from the basename. */
        !            28:        for (base = file + strlen(file); --base > file && *base != SLASH; )
        !            29:        {
        !            30:        }
        !            31:        if (*base == SLASH)
        !            32:        {
        !            33:                *base++ = '\0';
        !            34:        }
        !            35: 
        !            36:        /* for anonymous buffers, pretend the name was "foo" */
        !            37:        if (!strcmp(base, "*"))
        !            38:        {
        !            39:                base = "foo";
        !            40:        }
        !            41: 
        !            42:        /* Tell the user that the file was preserved */
        !            43:        printf("A version of your file \"%s%c%s\"\n", file, SLASH, base);
        !            44:        printf("was preserved when %s.\n", when);
        !            45:        printf("To recover this file, do the following:\n");
        !            46:        printf("\n");
        !            47:        printf("     C:\\> cd %s\n", file);
        !            48:        printf("     %s> elvrec %s\n", file, base);
        !            49:        printf("\n");
        !            50: }

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