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| Rev | Author | Line No. | Line |
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| 2714 | cejka | 1 | /* $NetBSD: mail.c,v 1.14 2000/07/03 03:26:19 matt Exp $ */ |
| 2 | |||
| 3 | /*- |
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| 4 | * Copyright (c) 1991, 1993 |
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| 5 | * The Regents of the University of California. All rights reserved. |
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| 6 | * |
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| 7 | * This code is derived from software contributed to Berkeley by |
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| 8 | * Kenneth Almquist. |
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| 9 | * |
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| 10 | * Redistribution and use in source and binary forms, with or without |
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| 11 | * modification, are permitted provided that the following conditions |
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| 12 | * are met: |
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| 13 | * 1. Redistributions of source code must retain the above copyright |
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| 14 | * notice, this list of conditions and the following disclaimer. |
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| 15 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 16 | * notice, this list of conditions and the following disclaimer in the |
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| 17 | * documentation and/or other materials provided with the distribution. |
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| 18 | * 3. All advertising materials mentioning features or use of this software |
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| 19 | * must display the following acknowledgement: |
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| 20 | * This product includes software developed by the University of |
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| 21 | * California, Berkeley and its contributors. |
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| 22 | * 4. Neither the name of the University nor the names of its contributors |
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| 23 | * may be used to endorse or promote products derived from this software |
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| 24 | * without specific prior written permission. |
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| 25 | * |
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| 26 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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| 27 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 28 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 29 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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| 30 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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| 31 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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| 32 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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| 33 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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| 34 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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| 35 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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| 36 | * SUCH DAMAGE. |
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| 37 | */ |
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| 38 | |||
| 39 | #include <sys/cdefs.h> |
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| 40 | #ifndef lint |
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| 41 | #if 0 |
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| 42 | static char sccsid[] = "@(#)mail.c 8.2 (Berkeley) 5/4/95"; |
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| 43 | #else |
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| 44 | __RCSID("$NetBSD: mail.c,v 1.14 2000/07/03 03:26:19 matt Exp $"); |
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| 45 | #endif |
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| 46 | #endif /* not lint */ |
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| 47 | |||
| 48 | /* |
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| 49 | * Routines to check for mail. (Perhaps make part of main.c?) |
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| 50 | */ |
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| 51 | #include <sys/types.h> |
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| 52 | #include <sys/stat.h> |
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| 53 | #include <stdlib.h> |
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| 54 | |||
| 55 | #include "shell.h" |
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| 56 | #include "exec.h" /* defines padvance() */ |
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| 57 | #include "var.h" |
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| 58 | #include "output.h" |
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| 59 | #include "memalloc.h" |
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| 60 | #include "error.h" |
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| 61 | #include "mail.h" |
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| 62 | |||
| 63 | |||
| 64 | #define MAXMBOXES 10 |
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| 65 | |||
| 66 | |||
| 67 | STATIC int nmboxes; /* number of mailboxes */ |
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| 68 | STATIC time_t mailtime[MAXMBOXES]; /* times of mailboxes */ |
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| 69 | |||
| 70 | |||
| 71 | |||
| 72 | /* |
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| 73 | * Print appropriate message(s) if mail has arrived. If the argument is |
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| 74 | * nozero, then the value of MAIL has changed, so we just update the |
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| 75 | * values. |
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| 76 | */ |
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| 77 | |||
| 78 | void |
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| 79 | chkmail(silent) |
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| 80 | int silent; |
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| 81 | { |
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| 82 | int i; |
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| 83 | const char *mpath; |
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| 84 | char *p; |
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| 85 | char *q; |
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| 86 | struct stackmark smark; |
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| 87 | struct stat statb; |
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| 88 | |||
| 89 | if (silent) |
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| 90 | nmboxes = 10; |
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| 91 | if (nmboxes == 0) |
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| 92 | return; |
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| 93 | setstackmark(&smark); |
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| 94 | mpath = mpathset()? mpathval() : mailval(); |
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| 95 | for (i = 0 ; i < nmboxes ; i++) { |
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| 96 | p = padvance(&mpath, nullstr); |
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| 97 | if (p == NULL) |
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| 98 | break; |
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| 99 | if (*p == '\0') |
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| 100 | continue; |
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| 101 | for (q = p ; *q ; q++); |
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| 102 | if (q[-1] != '/') |
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| 103 | abort(); |
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| 104 | q[-1] = '\0'; /* delete trailing '/' */ |
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| 105 | #ifdef notdef /* this is what the System V shell claims to do (it lies) */ |
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| 106 | if (stat(p, &statb) < 0) |
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| 107 | statb.st_mtime = 0; |
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| 108 | if (statb.st_mtime > mailtime[i] && ! silent) { |
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| 109 | out2str(pathopt? pathopt : "you have mail"); |
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| 110 | out2c('\n'); |
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| 111 | } |
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| 112 | mailtime[i] = statb.st_mtime; |
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| 113 | #else /* this is what it should do */ |
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| 114 | if (stat(p, &statb) < 0) |
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| 115 | statb.st_size = 0; |
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| 116 | if (statb.st_size > mailtime[i] && ! silent) { |
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| 117 | out2str(pathopt? pathopt : "you have mail"); |
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| 118 | out2c('\n'); |
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| 119 | } |
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| 120 | mailtime[i] = statb.st_size; |
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| 121 | #endif |
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| 122 | } |
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| 123 | nmboxes = i; |
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| 124 | popstackmark(&smark); |
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| 125 | } |