[dd74e612] | 1 | /* |
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| 2 | * Author: Fernando RUIZ CASAS |
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| 3 | * |
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| 4 | * Work: fernando.ruiz@ctv.es |
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| 5 | * Home: correo@fernando-ruiz.com |
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| 6 | * |
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| 7 | * This file is inspired in rtems_monitor & Chris John MyRightBoot |
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| 8 | * |
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| 9 | * But I want to make it more user friendly |
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| 10 | * A 'monitor' command is added to adapt the call rtems monitor commands |
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| 11 | * at my call procedure |
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| 12 | * |
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| 13 | * TODO: A lot of improvements of course. |
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[b2712e3] | 14 | * cp, mv, ... |
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[dd74e612] | 15 | * hexdump, |
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| 16 | * |
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| 17 | * More? Say me it, please... |
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| 18 | * |
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| 19 | * The BSP Specific are not welcome here. |
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| 20 | * |
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| 21 | * C&S welcome... |
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| 22 | * |
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| 23 | * $Id$ |
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| 24 | */ |
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| 25 | |
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| 26 | #include <stdio.h> |
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| 27 | #include <termios.h> |
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| 28 | #include <string.h> |
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| 29 | #include <stdlib.h> |
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| 30 | #include <ctype.h> |
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| 31 | #include <dirent.h> |
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| 32 | #include <time.h> |
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| 33 | #include <fcntl.h> |
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| 34 | #include <unistd.h> |
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[b2712e3] | 35 | #include <pwd.h> |
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| 36 | #include <grp.h> |
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[dd74e612] | 37 | #include <errno.h> |
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| 38 | #include <sys/types.h> |
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| 39 | #include <stddef.h> |
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| 40 | |
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| 41 | #include <rtems.h> |
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| 42 | #include <rtems/monitor.h> |
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| 43 | #include <rtems/score/tod.h> |
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| 44 | |
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| 45 | #include <imfs.h> |
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| 46 | #include <rtems/shell.h> |
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| 47 | |
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| 48 | /* ----------------------------------------------- * |
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| 49 | - str to int "0xaffe" "0b010010" "0123" "192939" |
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| 50 | * ----------------------------------------------- */ |
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| 51 | int str2int(char * s) { |
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| 52 | int sign=1; |
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| 53 | int base=10; |
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| 54 | int value=0; |
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| 55 | int digit; |
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| 56 | if (!s) return 0; |
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| 57 | if (*s) { |
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| 58 | if (*s=='-') { |
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| 59 | sign=-1; |
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| 60 | s++; |
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| 61 | if (!*s) return 0; |
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| 62 | }; |
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| 63 | if (*s=='0') { |
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| 64 | s++; |
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| 65 | switch(*s) { |
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| 66 | case 'x': |
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| 67 | case 'X':s++; |
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| 68 | base=16; |
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| 69 | break; |
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| 70 | case 'b': |
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| 71 | case 'B':s++; |
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| 72 | base=2; |
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| 73 | break; |
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| 74 | default :base=8; |
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| 75 | break; |
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| 76 | } |
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| 77 | }; |
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| 78 | while (*s) { |
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| 79 | switch(*s) { |
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| 80 | case '0': |
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| 81 | case '1': |
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| 82 | case '2': |
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| 83 | case '3': |
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| 84 | case '4': |
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| 85 | case '5': |
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| 86 | case '6': |
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| 87 | case '7': |
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| 88 | case '8': |
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| 89 | case '9':digit=*s-'0'; |
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| 90 | break; |
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| 91 | case 'A': |
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| 92 | case 'B': |
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| 93 | case 'C': |
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| 94 | case 'D': |
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| 95 | case 'E': |
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| 96 | case 'F':digit=*s-'A'+10; |
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| 97 | break; |
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| 98 | case 'a': |
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| 99 | case 'b': |
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| 100 | case 'c': |
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| 101 | case 'd': |
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| 102 | case 'e': |
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| 103 | case 'f':digit=*s-'a'+10; |
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| 104 | break; |
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| 105 | default:return value*sign; |
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| 106 | }; |
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| 107 | if (digit>base) return value*sign; |
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| 108 | value=value*base+digit; |
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| 109 | s++; |
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| 110 | }; |
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| 111 | }; |
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| 112 | return value*sign; |
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| 113 | } |
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| 114 | /*----------------------------------------------------------------------------* |
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| 115 | * RAM MEMORY COMMANDS |
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| 116 | *----------------------------------------------------------------------------*/ |
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| 117 | |
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| 118 | #define mdump_adr (current_shell_env->mdump_adr) /* static value */ |
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| 119 | |
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| 120 | int main_mdump(int argc,char * argv[]) { |
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| 121 | unsigned char n,m,max=0; |
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| 122 | int adr=mdump_adr; |
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| 123 | unsigned char * pb; |
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| 124 | if (argc>1) adr=str2int(argv[1]); |
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| 125 | if (argc>2) max=str2int(argv[2]); |
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| 126 | max/=16; |
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| 127 | if (!max) max=20; |
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| 128 | for (m=0;m<max;m++) { |
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| 129 | printf("0x%08X ",adr); |
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| 130 | pb=(unsigned char*) adr; |
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| 131 | for (n=0;n<16;n++) |
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| 132 | printf("%02X%c",pb[n],n==7?'-':' '); |
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| 133 | for (n=0;n<16;n++) { |
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| 134 | printf("%c",isprint(pb[n])?pb[n]:'.'); |
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| 135 | }; |
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| 136 | printf("\n"); |
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| 137 | adr+=16; |
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| 138 | }; |
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| 139 | mdump_adr=adr; |
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| 140 | return 0; |
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| 141 | } |
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| 142 | /*----------------------------------------------------------------------------*/ |
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| 143 | int main_mwdump(int argc,char * argv[]) { |
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| 144 | unsigned char n,m,max=0; |
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| 145 | int adr=mdump_adr; |
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| 146 | unsigned short * pw; |
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| 147 | if (argc>1) adr=str2int(argv[1]); |
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| 148 | if (argc>2) max=str2int(argv[2]); |
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| 149 | max/=16; |
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| 150 | if (!max) max=20; |
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| 151 | for (m=0;m<max;m++) { |
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| 152 | printf("0x%08X ",adr); |
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| 153 | pw=(unsigned short*) adr; |
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| 154 | for (n=0;n<8;n++) |
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| 155 | printf("%02X %02X%c",pw[n]/0x100,pw[n]%0x100,n==3?'-':' '); |
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| 156 | for (n=0;n<8;n++) { |
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| 157 | printf("%c",isprint(pw[n]/0x100)?pw[n]/0x100:'.'); |
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| 158 | printf("%c",isprint(pw[n]%0x100)?pw[n]%0x100:'.'); |
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| 159 | }; |
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| 160 | printf("\n"); |
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| 161 | adr+=16; |
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| 162 | }; |
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| 163 | mdump_adr=adr; |
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| 164 | return 0; |
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| 165 | } |
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| 166 | /*----------------------------------------------------------------------------*/ |
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| 167 | int main_medit(int argc,char * argv[]) { |
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| 168 | unsigned char * pb; |
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| 169 | int n,i; |
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| 170 | if (argc<3) { |
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| 171 | printf("too few arguments\n"); |
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| 172 | return 0; |
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| 173 | }; |
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| 174 | pb=(unsigned char*)str2int(argv[1]); |
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| 175 | i=2; |
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| 176 | n=0; |
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| 177 | while (i<=argc) { |
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| 178 | pb[n++]=str2int(argv[i++])%0x100; |
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| 179 | } |
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| 180 | mdump_adr=(int)pb; |
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| 181 | return main_mdump(0,NULL); |
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| 182 | } |
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| 183 | /*----------------------------------------------------------------------------*/ |
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| 184 | int main_mfill(int argc,char * argv[]) { |
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| 185 | int adr; |
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| 186 | int size; |
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| 187 | unsigned char value; |
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| 188 | if (argc<4) { |
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| 189 | printf("too few arguments\n"); |
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| 190 | return 0; |
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| 191 | }; |
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| 192 | adr =str2int(argv[1]); |
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| 193 | size =str2int(argv[2]); |
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| 194 | value=str2int(argv[3])%0x100; |
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| 195 | memset((unsigned char*)adr,size,value); |
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| 196 | mdump_adr=adr; |
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| 197 | return main_mdump(0,NULL); |
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| 198 | } |
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| 199 | /*----------------------------------------------------------------------------*/ |
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| 200 | int main_mmove(int argc,char * argv[]) { |
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| 201 | int src; |
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| 202 | int dst; |
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| 203 | int size; |
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| 204 | if (argc<4) { |
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| 205 | printf("too few arguments\n"); |
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| 206 | return 0; |
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| 207 | }; |
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| 208 | dst =str2int(argv[1]); |
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| 209 | src =str2int(argv[2]); |
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| 210 | size =str2int(argv[3]); |
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| 211 | memcpy((unsigned char*)dst,(unsigned char*)src,size); |
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| 212 | mdump_adr=dst; |
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| 213 | return main_mdump(0,NULL); |
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| 214 | } |
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| 215 | /*----------------------------------------------------------------------------*/ |
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| 216 | #ifdef MALLOC_STATS /* /rtems/s/src/lib/libc/malloc.c */ |
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| 217 | int main_malloc_dump(int argc,char * argv[]) { |
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| 218 | void malloc_dump(void); |
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| 219 | malloc_dump(); |
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| 220 | return 0; |
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| 221 | } |
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| 222 | #endif |
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| 223 | /*---------------------------------------------------------------------------- |
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| 224 | * Reset. Assumes that the watchdog is present. |
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| 225 | *----------------------------------------------------------------------------*/ |
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| 226 | int main_reset (int argc, char **argv) |
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| 227 | { |
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| 228 | rtems_interrupt_level level; |
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| 229 | printf ("Waiting for watchdog ... "); |
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| 230 | tcdrain(fileno(stdout)); |
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| 231 | |
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| 232 | rtems_interrupt_disable (level); |
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| 233 | for (;;) |
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| 234 | ; |
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| 235 | return 0; |
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| 236 | } |
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| 237 | /*---------------------------------------------------------------------------- |
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| 238 | * Alias. make an alias |
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| 239 | *----------------------------------------------------------------------------*/ |
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| 240 | int main_alias (int argc, char **argv) |
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| 241 | { |
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| 242 | if (argc<3) { |
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| 243 | printf("too few arguments\n"); |
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| 244 | return 1; |
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| 245 | }; |
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| 246 | if (!shell_alias_cmd(argv[1],argv[2])) { |
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| 247 | printf("unable to make an alias(%s,%s)\n",argv[1],argv[2]); |
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| 248 | }; |
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| 249 | return 0; |
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| 250 | } |
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| 251 | /*-----------------------------------------------------------* |
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| 252 | * Directory commands |
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| 253 | *-----------------------------------------------------------*/ |
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| 254 | int main_ls(int argc, char *argv[]) |
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| 255 | { |
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| 256 | char * fname; |
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| 257 | DIR *dirp; |
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| 258 | struct dirent *dp; |
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| 259 | struct stat stat_buf; |
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[b2712e3] | 260 | struct passwd * pwd; |
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| 261 | struct group * grp; |
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| 262 | char * user; |
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| 263 | char * group; |
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[dd74e612] | 264 | char sbuf[256]; |
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| 265 | char nbuf[1024]; |
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| 266 | int n,size; |
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| 267 | |
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| 268 | fname="."; |
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| 269 | if (argc>1) fname=argv[1]; |
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| 270 | |
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| 271 | if ((dirp = opendir(fname)) == NULL) |
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| 272 | { |
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| 273 | printf("%s: No such file or directory.\n", fname); |
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| 274 | return errno; |
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| 275 | } |
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| 276 | n=0; |
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| 277 | size=0; |
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| 278 | while ((dp = readdir(dirp)) != NULL) |
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| 279 | { |
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| 280 | strcpy(nbuf,fname); |
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| 281 | if (nbuf[strlen(nbuf)-1]!='/') strcat(nbuf,"/"); |
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| 282 | strcat(nbuf,dp->d_name); /* always the fullpathname. Avoid ftpd problem.*/ |
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| 283 | if (stat(nbuf, &stat_buf) == 0) |
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| 284 | { /* AWFUL buts works...*/ |
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| 285 | strftime(sbuf,sizeof(sbuf)-1,"%b %d %H:%M",gmtime(&stat_buf.st_atime)); |
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[b2712e3] | 286 | pwd=getpwuid(stat_buf.st_uid); |
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| 287 | user=pwd?pwd->pw_name:"nouser"; |
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| 288 | grp=getgrgid(stat_buf.st_gid); |
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| 289 | group=grp?grp->gr_name:"nogrp"; |
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| 290 | printf("%c%c%c%c%c%c%c%c%c%c %3d %6.6s %6.6s %11d %s %s%c\n", |
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[dd74e612] | 291 | (S_ISLNK(stat_buf.st_mode)?('l'): |
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| 292 | (S_ISDIR(stat_buf.st_mode)?('d'):('-'))), |
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| 293 | (stat_buf.st_mode & S_IRUSR)?('r'):('-'), |
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| 294 | (stat_buf.st_mode & S_IWUSR)?('w'):('-'), |
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| 295 | (stat_buf.st_mode & S_IXUSR)?('x'):('-'), |
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| 296 | (stat_buf.st_mode & S_IRGRP)?('r'):('-'), |
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| 297 | (stat_buf.st_mode & S_IWGRP)?('w'):('-'), |
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| 298 | (stat_buf.st_mode & S_IXGRP)?('x'):('-'), |
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| 299 | (stat_buf.st_mode & S_IROTH)?('r'):('-'), |
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| 300 | (stat_buf.st_mode & S_IWOTH)?('w'):('-'), |
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| 301 | (stat_buf.st_mode & S_IXOTH)?('x'):('-'), |
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| 302 | (int)stat_buf.st_nlink, |
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[b2712e3] | 303 | user,group, |
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[dd74e612] | 304 | (int)stat_buf.st_size, |
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| 305 | sbuf, |
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| 306 | dp->d_name, |
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| 307 | S_ISDIR(stat_buf.st_mode)?'/':' '); |
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| 308 | n++; |
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| 309 | size+=stat_buf.st_size; |
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| 310 | } |
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| 311 | } |
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| 312 | printf("%d files %d bytes occupied\n",n,size); |
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| 313 | closedir(dirp); |
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| 314 | return 0; |
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| 315 | } |
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| 316 | /*-----------------------------------------------------------*/ |
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| 317 | int main_pwd (int argc, char *argv[]) { |
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| 318 | char dir[1024]; |
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| 319 | getcwd(dir,1024); |
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| 320 | printf("%s\n",dir); |
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| 321 | return 0; |
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| 322 | } |
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| 323 | /*-----------------------------------------------------------*/ |
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| 324 | int main_chdir (int argc, char *argv[]) { |
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| 325 | char *dir; |
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| 326 | dir="/"; |
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| 327 | if (argc>1) dir=argv[1]; |
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| 328 | if (chdir(dir)) { |
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| 329 | printf("chdir to '%s' failed:%s\n",dir,strerror(errno)); |
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| 330 | return errno; |
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| 331 | }; |
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| 332 | return 0; |
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| 333 | } |
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| 334 | /*-----------------------------------------------------------*/ |
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| 335 | int main_mkdir (int argc, char *argv[]) { |
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| 336 | char *dir; |
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[70d689a] | 337 | int n; |
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| 338 | n=1; |
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| 339 | while (n<argc) { |
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| 340 | dir=argv[n++]; |
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| 341 | if (mkdir(dir,S_IRWXU|S_IRWXG|S_IRWXO)) { |
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| 342 | printf("mkdir '%s' failed:%s\n",dir,strerror(errno)); |
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| 343 | }; |
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[dd74e612] | 344 | }; |
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| 345 | return errno; |
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| 346 | } |
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| 347 | /*-----------------------------------------------------------*/ |
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| 348 | int main_rmdir (int argc, char *argv[]) |
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| 349 | { |
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| 350 | char *dir; |
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[70d689a] | 351 | int n; |
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| 352 | n=1; |
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| 353 | while (n<argc) { |
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| 354 | dir=argv[n++]; |
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| 355 | if (rmdir(dir)) printf("rmdir '%s' failed:%s\n",dir,strerror(errno)); |
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| 356 | }; |
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[dd74e612] | 357 | return errno; |
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| 358 | } |
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| 359 | /*-----------------------------------------------------------*/ |
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| 360 | int main_chroot(int argc,char * argv[]) { |
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| 361 | char * new_root="/"; |
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| 362 | if (argc==2) new_root=argv[1]; |
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| 363 | if (chroot(new_root)<0) { |
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| 364 | printf("error %s:chroot(%s);\n",strerror(errno),new_root); |
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| 365 | return -1; |
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| 366 | }; |
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| 367 | return 0; |
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| 368 | } |
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| 369 | /*-----------------------------------------------------------*/ |
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[b2712e3] | 370 | int main_cat (int argc, char *argv[]) |
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| 371 | { |
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| 372 | int n; |
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| 373 | n=1; |
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| 374 | while (n<argc) cat_file(stdout,argv[n++]); |
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| 375 | return 0; |
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| 376 | } |
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| 377 | /*-----------------------------------------------------------*/ |
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| 378 | int main_rm (int argc, char *argv[]) |
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| 379 | { |
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| 380 | int n; |
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| 381 | n=1; |
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| 382 | while (n<argc) { |
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| 383 | if (unlink(argv[n])) { |
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| 384 | printf("error %s:rm %s\n",strerror(errno),argv[n]); |
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| 385 | return -1; |
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| 386 | }; |
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| 387 | n++; |
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| 388 | }; |
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| 389 | return 0; |
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| 390 | } |
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| 391 | /*-----------------------------------------------------------*/ |
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[70d689a] | 392 | /* date - print time and date */ |
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[dd74e612] | 393 | |
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| 394 | int main_date(int argc,char *argv[]) |
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| 395 | { |
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| 396 | time_t t; |
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| 397 | time(&t); |
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| 398 | printf("%s", ctime(&t)); |
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| 399 | return 0; |
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| 400 | } |
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[b2712e3] | 401 | /*-----------------------------------------------------------*/ |
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| 402 | int main_logoff(int argc,char *argv[]) |
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| 403 | { |
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| 404 | printf("logoff from the system..."); |
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| 405 | current_shell_env->exit_shell=TRUE; |
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| 406 | return 0; |
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| 407 | } |
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| 408 | /*-----------------------------------------------------------*/ |
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| 409 | int main_tty (int argc,char *argv[]) |
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| 410 | { |
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| 411 | printf("%s\n",ttyname(fileno(stdin))); |
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| 412 | return 0; |
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| 413 | } |
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| 414 | /*-----------------------------------------------------------*/ |
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| 415 | int main_whoami(int argc,char *argv[]) |
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| 416 | { |
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| 417 | struct passwd * pwd; |
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| 418 | pwd=getpwuid(getuid()); |
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| 419 | printf("%s\n",pwd?pwd->pw_name:"nobody"); |
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| 420 | return 0; |
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| 421 | } |
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| 422 | /*-----------------------------------------------------------*/ |
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| 423 | int main_id (int argc,char *argv[]) |
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| 424 | { |
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| 425 | struct passwd * pwd; |
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| 426 | struct group * grp; |
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| 427 | pwd=getpwuid(getuid()); |
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| 428 | grp=getgrgid(getgid()); |
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| 429 | printf("uid=%d(%s),gid=%d(%s),", |
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| 430 | getuid(),pwd?pwd->pw_name:"", |
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| 431 | getgid(),grp?grp->gr_name:""); |
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| 432 | pwd=getpwuid(geteuid()); |
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| 433 | grp=getgrgid(getegid()); |
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| 434 | printf("euid=%d(%s),egid=%d(%s)\n", |
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| 435 | geteuid(),pwd?pwd->pw_name:"", |
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| 436 | getegid(),grp?grp->gr_name:""); |
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| 437 | return 0; |
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| 438 | } |
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| 439 | /*-----------------------------------------------------------*/ |
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| 440 | int main_umask(int argc,char *argv[]) |
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| 441 | { |
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| 442 | mode_t msk=umask(0); |
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| 443 | if (argc == 2) msk=str2int(argv[1]); |
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| 444 | umask(msk); |
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| 445 | msk=umask(0); |
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| 446 | printf("0%o\n",msk); |
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| 447 | umask(msk); |
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| 448 | return 0; |
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| 449 | } |
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| 450 | /*-----------------------------------------------------------*/ |
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| 451 | int main_chmod(int argc,char *argv[]) |
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| 452 | { |
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| 453 | int n; |
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| 454 | mode_t mode; |
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| 455 | if (argc > 2){ |
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| 456 | mode=str2int(argv[1])&0777; |
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| 457 | n=2; |
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| 458 | while (n<argc) chmod(argv[n++],mode); |
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| 459 | }; |
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| 460 | return 0; |
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| 461 | } |
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[dd74e612] | 462 | /*-----------------------------------------------------------* |
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| 463 | * with this you can call at all the rtems monitor commands. |
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| 464 | * Not all work fine but you can show the rtems status and more. |
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| 465 | *-----------------------------------------------------------*/ |
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| 466 | int main_monitor(int argc,char * argv[]) { |
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| 467 | rtems_monitor_command_entry_t *command; |
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| 468 | extern rtems_monitor_command_entry_t rtems_monitor_commands[]; |
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| 469 | rtems_task_ident(RTEMS_SELF,0,&rtems_monitor_task_id); |
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| 470 | rtems_monitor_node = rtems_get_node(rtems_monitor_task_id); |
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| 471 | rtems_monitor_default_node = rtems_monitor_node; |
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| 472 | if ((command=rtems_monitor_command_lookup(rtems_monitor_commands,argc,argv))) |
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| 473 | command->command_function(argc, argv, command->command_arg, 0); |
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| 474 | return 0; |
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| 475 | } |
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| 476 | /*-----------------------------------------------------------*/ |
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| 477 | void register_cmds(void) { |
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| 478 | rtems_monitor_command_entry_t *command; |
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| 479 | extern rtems_monitor_command_entry_t rtems_monitor_commands[]; |
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[b2712e3] | 480 | /* monitor topic */ |
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| 481 | command=rtems_monitor_commands; |
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| 482 | while (command) { |
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| 483 | if (strcmp("exit",command->command)) /*Exclude EXIT (alias quit)*/ |
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| 484 | shell_add_cmd(command->command,"monitor", |
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| 485 | command->usage ,main_monitor); |
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| 486 | command=command->next; |
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| 487 | }; |
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[dd74e612] | 488 | /* dir[ectories] topic */ |
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| 489 | shell_add_cmd ("ls" ,"dir","ls [dir] # list files in the directory" ,main_ls ); |
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| 490 | shell_add_cmd ("chdir" ,"dir","chdir [dir] # change the current directory",main_chdir); |
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| 491 | shell_add_cmd ("rmdir" ,"dir","rmdir dir # remove directory" ,main_rmdir); |
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| 492 | shell_add_cmd ("mkdir" ,"dir","mkdir dir # make a directory" ,main_mkdir); |
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| 493 | shell_add_cmd ("pwd" ,"dir","pwd # print work directory" ,main_pwd ); |
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| 494 | shell_add_cmd ("chroot","dir","chroot [dir] # change the root directory" ,main_chroot); |
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[b2712e3] | 495 | shell_add_cmd ("cat" ,"dir","cat n1 [n2 [n3...]]# show the ascii contents",main_cat ); |
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| 496 | shell_add_cmd ("rm" ,"dir","rm n1 [n2 [n3...]]# remove files" ,main_rm ); |
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| 497 | shell_add_cmd ("chmod" ,"dir","chmod 0777 n1 n2... #change filemode" ,main_chmod); |
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[dd74e612] | 498 | |
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| 499 | shell_alias_cmd("ls" ,"dir"); |
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| 500 | shell_alias_cmd("chdir" ,"cd"); |
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| 501 | |
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| 502 | /* misc. topic */ |
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[b2712e3] | 503 | shell_add_cmd ("logoff","misc","logoff from the system" ,main_logoff); |
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| 504 | shell_alias_cmd("logoff","exit"); |
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[70d689a] | 505 | shell_add_cmd ("date" ,"misc","date" ,main_date); |
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[dd74e612] | 506 | shell_add_cmd ("reset","misc","reset the BSP" ,main_reset); |
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| 507 | shell_add_cmd ("alias","misc","alias old new" ,main_alias); |
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[b2712e3] | 508 | shell_add_cmd ("tty" ,"misc","show ttyname" ,main_tty ); |
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| 509 | shell_add_cmd ("whoami","misc","show current user" ,main_whoami); |
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| 510 | shell_add_cmd ("id" ,"misc","show uid,gid,euid,egid" ,main_id ); |
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| 511 | shell_add_cmd ("umask" ,"misc","umask [new_umask]" ,main_umask ); |
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| 512 | |
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[dd74e612] | 513 | |
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| 514 | /* memory topic */ |
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| 515 | shell_add_cmd ("mdump","mem" ,"mdump [adr [size]]" ,main_mdump); |
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| 516 | shell_add_cmd ("wdump","mem" ,"wdump [adr [size]]" ,main_mwdump); |
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| 517 | shell_add_cmd ("medit","mem" ,"medit adr value [value ...]" ,main_medit); |
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| 518 | shell_add_cmd ("mfill","mem" ,"mfill adr size value" ,main_mfill); |
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| 519 | shell_add_cmd ("mmove","mem" ,"mmove dst src size" ,main_mmove); |
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| 520 | #ifdef MALLOC_STATS /* /rtems/s/src/lib/libc/malloc.c */ |
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| 521 | shell_add_cmd ("malloc","mem","mem show memory malloc'ed" ,main_mem); |
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| 522 | #endif |
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| 523 | } |
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| 524 | /*-----------------------------------------------------------*/ |
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