Rev 5215 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4921 | Serge | 1 | /* unlink.c -- remove a file. |
| 2 | * |
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| 3 | * Copyright (c) 1995 Cygnus Support |
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| 4 | * |
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| 5 | * The authors hereby grant permission to use, copy, modify, distribute, |
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| 6 | * and license this software and its documentation for any purpose, provided |
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| 7 | * that existing copyright notices are retained in all copies and that this |
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| 8 | * notice is included verbatim in any distributions. No written agreement, |
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| 9 | * license, or royalty fee is required for any of the authorized uses. |
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| 10 | * Modifications to this software may be copyrighted by their authors |
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| 11 | * and need not follow the licensing terms described here, provided that |
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| 12 | * the new terms are clearly indicated on the first page of each file where |
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| 13 | * they apply. |
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| 14 | */ |
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| 15 | #include |
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| 16 | #include |
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| 17 | #include |
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| 18 | #include |
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| 19 | |||
| 20 | #include "glue.h" |
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| 21 | |||
| 5215 | serge | 22 | static int delete_file(const char *path) |
| 23 | { |
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| 24 | int retval; |
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| 25 | __asm__ __volatile__ ( |
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| 26 | "pushl $0 \n\t" |
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| 27 | "pushl $0 \n\t" |
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| 28 | "movl %1, 1(%%esp) \n\t" |
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| 29 | "pushl $0 \n\t" |
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| 30 | "pushl $0 \n\t" |
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| 31 | "pushl $0 \n\t" |
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| 32 | "pushl $0 \n\t" |
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| 33 | "pushl $8 \n\t" |
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| 34 | "movl %%esp, %%ebx \n\t" |
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| 35 | "movl $70, %%eax \n\t" |
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| 36 | "int $0x40 \n\t" |
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| 37 | "addl $28, %%esp \n\t" |
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| 38 | :"=a" (retval) |
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| 39 | :"r" (path) |
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| 40 | :"ebx"); |
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| 41 | return retval; |
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| 42 | }; |
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| 43 | |||
| 44 | |||
| 4921 | Serge | 45 | int |
| 46 | _DEFUN (unlink, (path), |
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| 47 | char * path) |
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| 48 | { |
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| 5215 | serge | 49 | int err; |
| 50 | |||
| 51 | err = delete_file(path); |
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| 52 | |||
| 53 | if (!err) |
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| 54 | return 0; |
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| 55 | |||
| 56 | if (err == 5) |
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| 57 | errno = ENOENT; |
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| 58 | else |
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| 59 | errno = EIO; |
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| 60 | |||
| 61 | return (-1); |
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| 4921 | Serge | 62 | } |
| 63 | |||
| 64 | int |
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| 65 | _DEFUN(link, (old, new), |
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| 66 | const char *old _AND |
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| 67 | const char *new) |
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| 68 | { |
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| 69 | errno = EIO; |
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| 70 | return (-1); |
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| 71 | } |
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| 72 | |||
| 73 | clock_t |
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| 74 | times (struct tms *tp) |
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| 75 | { |
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| 76 | return -1; |
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| 77 | } |
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| 78 |