[9] | 1 | /* $Source: /afs/dev.mit.edu/source/repository/athena/bin/lpr/filters/ln01filter.l,v $ */ |
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| 2 | /* $Author: builder $ */ |
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| 3 | /* $Locker: $ */ |
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| 4 | /* $Header: /afs/dev.mit.edu/source/repository/athena/bin/lpr/filters/ln01filter.l,v 1.1 1985-04-28 16:49:52 builder Exp $ */ |
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| 5 | %{ |
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| 6 | #include <sys/file.h> |
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| 7 | #include <signal.h> |
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| 8 | #undef YYLMAX |
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| 9 | #define YYLMAX 1000 |
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| 10 | extern int sighandler(); |
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| 11 | struct sigvec vector = |
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| 12 | { |
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| 13 | sighandler, |
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| 14 | (int) 0xFFFFFFFF, |
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| 15 | (int) 0, |
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| 16 | }; |
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| 17 | |
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| 18 | char *reset="\033c"; /* ris */ |
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| 19 | char *land_length="\033[2550t"; |
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| 20 | char *landscape="\033[10m"; |
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| 21 | char *port_length="\033[3300t"; /* form length = 11 inches */ |
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| 22 | char *portrait="\033[11m"; |
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| 23 | char *beginunderline = "\033[4m"; |
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| 24 | char *endunderline = "\033[0m"; |
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| 25 | char *mode; |
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| 26 | char *form_length; |
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| 27 | char *lockfile = "/usr/lib/lpdfilters/ln.lock"; |
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| 28 | %} |
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| 29 | PRINTABLE [0-9A-Za-z \t`\[\];'\\<,./-=~!@#$%^&*()_+{}:"|>?] |
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| 30 | %% |
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| 31 | \f printf("\f%s%s%s",reset,mode,form_length); |
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| 32 | (_\b{PRINTABLE})+ { |
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| 33 | register char *p = &yytext[0]; |
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| 34 | printf(beginunderline); |
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| 35 | while(*p) |
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| 36 | { |
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| 37 | if((*p != '_') && (*p != '\b')) |
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| 38 | { |
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| 39 | putchar(*p); |
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| 40 | } |
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| 41 | ++p; |
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| 42 | } |
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| 43 | printf(endunderline); |
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| 44 | } |
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| 45 | %{ |
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| 46 | /* |
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| 47 | {PRINTABLE}+/(\b)+_+ { |
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| 48 | register char *p; |
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| 49 | register int i; |
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| 50 | register char c; |
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| 51 | if(yyleng > 200) |
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| 52 | { |
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| 53 | ECHO; |
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| 54 | break; |
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| 55 | } |
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| 56 | p = &yytext[yyleng]; |
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| 57 | while(c = input(), c == '\b') |
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| 58 | { |
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| 59 | if(p > yytext) |
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| 60 | { |
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| 61 | --p; |
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| 62 | } |
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| 63 | } |
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| 64 | unput(c); |
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| 65 | for(i = 0; &yytext[i] < p; ++i) |
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| 66 | { |
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| 67 | putchar(yytext[i]); |
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| 68 | } |
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| 69 | printf("%s", beginunderline); |
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| 70 | while(c = input(), c == '_') |
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| 71 | { |
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| 72 | if(p > &yytext[yyleng - 1]) |
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| 73 | { |
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| 74 | break; |
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| 75 | } |
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| 76 | putchar(*p++); |
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| 77 | } |
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| 78 | printf("%s", endunderline); |
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| 79 | unput(c); |
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| 80 | } |
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| 81 | _+/(\b)+{PRINTABLE}+ { |
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| 82 | register int i = yyleng; |
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| 83 | register int j; |
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| 84 | register char c; |
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| 85 | if(i > 200) |
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| 86 | { |
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| 87 | ECHO; |
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| 88 | break; |
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| 89 | } |
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| 90 | while(c = input(), c == '\b') |
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| 91 | { |
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| 92 | if(i > 0) |
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| 93 | { |
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| 94 | --i; |
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| 95 | } |
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| 96 | } |
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| 97 | unput(c); |
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| 98 | for(j = 0; j < i; ++j) |
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| 99 | { |
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| 100 | putchar('_'); |
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| 101 | } |
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| 102 | printf("%s", beginunderline); |
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| 103 | while(c = input(), !((c == '\n') || (c == '\f'))) |
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| 104 | { |
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| 105 | if(i < yyleng) |
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| 106 | { |
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| 107 | putchar(c); |
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| 108 | ++i; |
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| 109 | } |
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| 110 | else |
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| 111 | { |
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| 112 | break; |
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| 113 | } |
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| 114 | } |
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| 115 | unput(c); |
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| 116 | printf("%s", endunderline); |
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| 117 | } |
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| 118 | */ |
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| 119 | %} |
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| 120 | |
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| 121 | %% |
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| 122 | |
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| 123 | yywrap() |
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| 124 | { |
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| 125 | printf("\f%s",reset); |
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| 126 | flock(1, LOCK_UN); |
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| 127 | |
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| 128 | return(1); |
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| 129 | } |
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| 130 | main(argc,argv) |
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| 131 | int argc; |
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| 132 | register char *argv[]; |
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| 133 | { |
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| 134 | register int i; |
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| 135 | for(i = 1; i <= 27; ++i) |
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| 136 | { |
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| 137 | sigvec(i, &vector, 0); |
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| 138 | } |
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| 139 | while(flock(1, LOCK_EX) < 0) |
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| 140 | { |
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| 141 | sleep(2); |
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| 142 | } |
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| 143 | if(atoi(&argv[1][2]) > 80) |
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| 144 | { |
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| 145 | mode = landscape; |
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| 146 | form_length = land_length; |
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| 147 | } |
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| 148 | else |
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| 149 | { |
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| 150 | mode = portrait; |
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| 151 | form_length = port_length; |
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| 152 | } |
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| 153 | setbuf(stdout, NULL); |
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| 154 | printf("%s%s%s",reset,mode,form_length); |
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| 155 | while(yylex() > 0); |
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| 156 | } |
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| 157 | |
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| 158 | int |
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| 159 | sighandler(sig) |
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| 160 | register int sig; |
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| 161 | { |
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| 162 | yywrap(); |
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| 163 | exit(sig); |
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| 164 | } |
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| 165 | |
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| 166 | /* Local Modes: */ |
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| 167 | /* Mode:C */ |
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| 168 | /* End: */ |
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