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annotate toys.h @ 7:fc9c0503d5e2

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Implement df. Add -Wall to build and fix up warnings. Add copyright notices. Add error_msg() and itoa() to library. Remove argc from globals (since argv is null terminated), add optflags to globals.
author landley@driftwood
date Mon, 30 Oct 2006 01:38:00 -0500
parents 732b055e17f7
children d87d8a056295
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1 /* vi: set ts=4 :*/
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2 /* Toybox infrastructure.
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3 *
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4 * Copyright 2006 Rob Landley <rob@landley.net>
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5 *
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6 * Licensed under GPL version 2, see file LICENSE in this tarball for details.
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7 */
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8
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9 #include <ctype.h>
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10 #include <errno.h>
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11 #include <fcntl.h>
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12 #include <inttypes.h>
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13 #include <limits.h>
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14 #include <stdarg.h>
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15 #include <stdint.h>
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16 #include <stdio.h>
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17 #include <stdlib.h>
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18 #include <string.h>
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19 #include <strings.h>
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20 #include <sys/stat.h>
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21 #include <sys/statvfs.h>
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22 #include <sys/types.h>
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23 #include <sys/wait.h>
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24 #include <unistd.h>
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26 #include "lib/lib.h"
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28 int cd_main(void);
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29 int df_main(void);
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30 int exit_main(void);
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31 int toybox_main(void);
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32 int toysh_main(void);
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33
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34 #define TOYFLAG_USR (1<<0)
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35 #define TOYFLAG_BIN (1<<1)
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36 #define TOYFLAG_SBIN (1<<2)
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37 #define TOYMASK_LOCATION ((1<<4)-1)
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38
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39 #define TOYFLAG_NOFORK (1<<4)
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40
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41 extern struct toy_list {
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42 char *name;
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43 int (*toy_main)(void);
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44 int flags;
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45 } toy_list[];
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46 struct toy_list *toy_find(char *name);
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47 void toy_init(struct toy_list *which, char *argv[]);
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48 void toy_exec(char *argv[]);
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49
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50 // Global context for this applet.
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51
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52 extern struct toy_context {
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53 struct toy_list *which; // Which entry in toy_list is this one?
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54 int exitval; // Value error_exit feeds to exit()
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55 int optflags; // Command line option flags
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56 char **argv; // Command line arguments
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57 char buf[4096];
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58 } toys;
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59
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60 struct exit_data {;};
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61 struct cd_data {;};
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62 struct toybox_data {;};
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63 struct toysh_data {;};
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64 struct df_data {
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65 struct string_list *fstype;
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66 long units;
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67 };
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69 union toy_union {
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70 struct exit_data exit;
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71 struct cd_data cd;
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72 struct toybox_data toybox;
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73 struct toysh_data toysh;
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74 struct df_data df;
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75 } toy;
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76
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77 // Pending the addition of menuconfig...
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78
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79 #define CFG_TOYS_FREE 0
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80
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81 #define CFG_TOYSH_TTY 0 // Terminal control
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82 #define CFG_TOYSH_JOBCTL 0 // &, fg, bg, jobs. ctrl-z with tty.
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83 #define CFG_TOYSH_FLOWCTL 0 // if, while, for, functions { }
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84 #define CFG_TOYSH_ENVVARS 0 // Environment variables
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85 #define CFG_TOYSH_LOCVARS 0 // Local, synthetic, fancy prompts, set, $?
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86 #define CFG_TOYSH_PIPES 0 // Pipes and redirects: | > < >> << && || & () ;
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87
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88 #define CFG_DF_PEDANTIC 1 // Support -P and -k in df