1#!/bin/rc 2 3awk -v 'objtype='$objtype ' 4BEGIN{ 5 if(ARGC < 2) 6 exit 7} 8 9/^$/{ 10 next; 11} 12/^#/{ 13 next; 14} 15collect && /^[^ \t]/{ 16 collect = 0; 17} 18collect && section ~ "dev"{ 19 dev[ndev++] = $1; 20 if($1 ~ "ad") 21 devad = 1; 22 else if($1 ~ "sd") 23 devsd = 1; 24 else if($1 ~ "uart") 25 devuart = 1; 26 else if($1 ~ "vga") 27 devvga = 1; 28} 29collect && section ~ "ip"{ 30 ip[nip++] = $1; 31} 32collect && section ~ "link"{ 33 link[nlink++] = $1; 34} 35collect && section ~ "misc"{ 36 misc[nmisc++] = $1; 37 if($1 ~ "^arch.*") 38 arch[narch++] = $1; 39 else if($1 ~ "^ad.*") 40 adifc[nadifc++] = $1; 41 else if($1 ~ "^sd.*") 42 sdifc[nsdifc++] = $1; 43 else if($1 ~ "^uart.*") 44 physuart[nphysuart++] = substr($1, 5, length($1)-4) "physuart"; 45 else if($1 ~ "^vga.*"){ 46 if(NF == 1) 47 vgadev[nvgadev++] = $1; 48 else for(i = 2; i <= NF; i++){ 49 if($i ~ "[+]cur") 50 vgadev[nvgadev++] = $1; 51 if($i ~ "[+=]cur") 52 vgacur[nvgacur++] = $1; 53 } 54 } 55} 56 57collect && section ~ "port"{ 58 port[nport++] = $0; 59} 60$0 ~ /^[^ \t]/{ 61 if($0 ~ "(bootdir|dev|ip|link|misc|port)"){ 62 section = $0; 63 collect = 1; 64 } 65 next; 66} 67 68END{ 69 if(ARGC < 2) 70 exit "usage" 71 72 printf "#include \"u.h\"\n"; 73 printf "#include \"../port/lib.h\"\n"; 74 printf "#include \"mem.h\"\n"; 75 printf "#include \"dat.h\"\n"; 76 printf "#include \"fns.h\"\n"; 77 printf "#include \"io.h\"\n"; 78 printf "#include \"../port/error.h\"\n\n"; 79 80 for(i = 0; i < ndev; i++) 81 printf "extern Dev %sdevtab;\n", dev[i]; 82 printf "Dev* devtab[]={\n"; 83 for(i = 0; i < ndev; i++) 84 printf "\t&%sdevtab,\n", dev[i]; 85 printf "\tnil,\n};\n\n"; 86 87 88 for(i = 0; i < nlink; i++) 89 printf "extern void %slink(void);\n", link[i]; 90 91 printf "void links(void){\n"; 92 print "\tbootlinks();\n"; 93 for(i = 0; i < nlink; i++) 94 printf "\t%slink();\n", link[i]; 95 printf "}\n\n"; 96 97 if(narch || objtype ~ "386"){ 98 for(i = 0; i < narch; i++) 99 printf "extern PCArch %s;\n", arch[i]; 100 printf "PCArch* knownarch[] = {\n"; 101 for(i = 0; i < narch; i++) 102 printf "\t&%s,\n", arch[i]; 103 printf "\tnil,\n};\n\n"; 104 } 105 106 if(devad){ 107 printf "#include \"../port/ad.h\"\n"; 108 for(i = 0; i < nadifc; i++) 109 printf "extern ADifc %sifc;\n", adifc[i]; 110 printf "ADifc* adifc[] = {\n"; 111 for(i = 0; i < nadifc; i++) 112 printf "\t&%sifc,\n", adifc[i]; 113 printf "\tnil,\n};\n\n"; 114 } 115 if(devsd){ 116 printf "#include \"../port/sd.h\"\n"; 117 for(i = 0; i < nsdifc; i++) 118 printf "extern SDifc %sifc;\n", sdifc[i]; 119 printf "SDifc* sdifc[] = {\n"; 120 for(i = 0; i < nsdifc; i++) 121 printf "\t&%sifc,\n", sdifc[i]; 122 printf "\tnil,\n};\n\n"; 123 } 124 125 if(devuart){ 126 for(i = 0; i < nphysuart; i++) 127 printf "extern PhysUart %s;\n", physuart[i]; 128 printf "PhysUart* physuart[] = {\n"; 129 for(i = 0; i < nphysuart; i++) 130 printf "\t&%s,\n", physuart[i]; 131 printf "\tnil,\n};\n\n"; 132 } 133 134 if(devvga){ 135 printf "#define Image IMAGE\n"; 136 printf "#include <draw.h>\n"; 137 printf "#include <memdraw.h>\n"; 138 printf "#include <cursor.h>\n"; 139 printf "#include \"screen.h\"\n"; 140 141 for(i = 0; i < nvgadev; i++) 142 printf "extern VGAdev %sdev;\n", vgadev[i]; 143 printf "VGAdev* vgadev[] = {\n"; 144 for(i = 0; i < nvgadev; i++) 145 printf "\t&%sdev,\n", vgadev[i]; 146 printf "\tnil,\n};\n\n"; 147 148 for(i = 0; i < nvgacur; i++) 149 printf "extern VGAcur %scur;\n", vgacur[i]; 150 printf "VGAcur* vgacur[] = {\n"; 151 for(i = 0; i < nvgacur; i++) 152 printf "\t&%scur,\n", vgacur[i]; 153 printf "\tnil,\n};\n\n"; 154 } 155 156 if(nip){ 157 printf "#include \"../ip/ip.h\"\n"; 158 for(i = 0; i < nip; i++) 159 printf "extern void %sinit(Fs*);\n", ip[i]; 160 printf "void (*ipprotoinit[])(Fs*) = {\n"; 161 for(i = 0; i < nip; i++) 162 printf "\t%sinit,\n", ip[i]; 163 printf "\tnil,\n};\n\n"; 164 } 165 166 for(i = 0; i < nport; i++) 167 printf "%s\n", port[i]; 168 169 printf "char* conffile = \"%s\";\n", ARGV[1]; 170 printf "ulong kerndate = KERNDATE;\n"; 171 172 exit 173}' $* 174