srctoman revision 1.1.1.1.4.2
1 #!/bin/sh 2 3 # srctoman - extract manual page from source file comment 4 5 # @(#) srctoman.sh 1.2 11/4/89 15:56:22 6 7 LANG= 8 9 # process arguments 10 11 while : 12 do 13 case $1 in 14 [0-9]) SECT=$1;; 15 -) LANG=$1; B='[#:]';; 16 -awk) LANG=$1; B='#';; 17 -c) LANG=$1; B='\/\*';; 18 -f) LANG=$1; B='[Cc]';; 19 -mk) LANG=$1; B='#';; 20 -n|-t) LANG=$1; B='\\"';; 21 -p) LANG=$1; B='{';; 22 -r) LANG=$1; B='#';; 23 -C) LANG=$1; B=$2; shift;; 24 -*) ERROR="unknown option: $1"; break;; 25 "") ERROR="missing file argument"; break;; 26 *) break;; 27 esac 28 shift 29 done 30 31 # check error status 32 33 case $ERROR in 34 "") ;; 35 *) echo "$0: $ERROR" 1>&2 36 echo "usage: $0 [-|-awk|-c|-f|-mk|-n|-p|-t|-r|-C] [section] file(s)" 1>&2; exit 1;; 37 esac 38 39 # set up for file suffix processing 40 41 case $LANG in 42 "") sh='[:#]'; r='#'; rh=$r; awk='#'; mk='#'; 43 c='\/\*'; h=$c; y=$c; l=$c; 44 f='[Cc]'; fh=$f; p='{'; ph=$p; 45 ms='\\"'; nr=$ms; mn=$ms; man=$ms; 46 esac 47 48 # extract comments 49 50 for i in $* 51 do 52 case $LANG in 53 "") eval B\="\$`expr $i : '.*\.\([^.]*\)$'`" 54 test "$B" || { echo "$0: unknown suffix: $i; assuming c" 1>&2; B=$c; } 55 esac 56 sed ' 57 /^'"$B"'++/,/^'"$B"'--/!d 58 /^'"$B"'++/d 59 /^'"$B"'--/d 60 s/[ ]*$// 61 /^'"$B"' \([A-Z]\)/{ 62 s//\1/ 63 /^NAME[ ]*$/{ 64 N 65 s/^.*\n'"$B"'[ ]*// 66 h 67 y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/ 68 s/^.*$/.TH & '"$SECT"'\ 69 .ad\ 70 .fi\ 71 .SH NAME/ 72 p 73 g 74 s/[ ][ ]*[0-9][ ]*$// 75 a\ 76 \\- 77 p 78 d 79 } 80 /^SUMMARY/d 81 /^DESCRIPTION/s//.SH &\ 82 .ad\ 83 .fi/ 84 /^BUGS/s//.SH &\ 85 .ad\ 86 .fi/ 87 /^DIAGNOSTICS/s//.SH &\ 88 .ad\ 89 .fi/ 90 /^[A-Z][A-Z][A-Z][^a-z]*$/s//.SH "&"\ 91 .na\ 92 .nf/ 93 p 94 d 95 } 96 s/^'"$B"' *// 97 s/^ // 98 s/^[ ]*$// 99 /^\\"/d 100 ' $i 101 done | expand 102 103 exit 104 105 #++ 106 # NAME 107 # srctoman 1 108 # SUMMARY 109 # extract manual page from source file comment 110 # PACKAGE 111 # sdetools 112 # SYNOPSIS 113 # srctoman [-|-awk|-c|-f|-mk|-m|-n|-p|-t|-r|-C] [section] file(s) 114 # DESCRIPTION 115 # \fIsrctoman\fR converts comments in various programming languages to 116 # UNIX-style manual pages. 117 # The command processes comments in the style of newsrc(1); 118 # its standard output is suitable for formatting with nroff(1) or 119 # troff(1) using the "-man" macro package. 120 # Typically, srctoman is invoked from make(1) scripts. 121 # 122 # Source files are processed in the indicated order; if no 123 # files are specified the command produces no output. 124 # 125 # The source file language can be specified through a command-line 126 # option, or can be implied by the filename suffix. 127 # The expected start-of-comment symbol is shown in the last column. 128 # 129 # .nf 130 # .ft C 131 option language comment 132 133 - shell [:#] 134 -awk awk # 135 -c c /* 136 -f fortran [Cc] 137 -mk make # 138 -n nroff \\" 139 -p pascal { 140 -t troff \\" 141 -r ratfor # 142 -C any language next argument 143 # 144 suffix language comment 145 146 .awk awk # 147 .c c /* 148 .f fortran [Cc] 149 .fh fortran [Cc] 150 .h c /* 151 .l lex /* 152 .man nroff,troff \\" 153 .mk make # 154 .me nroff,troff \\" 155 .ms nroff,troff \\" 156 .nr nroff,troff \\" 157 .p pascal { 158 .ph pascal { 159 .r ratfor # 160 .rh ratfor # 161 .sh shell [:#] 162 .y yacc /* 163 # .ft 164 # .PP 165 # .fi 166 # 167 # The required format of comments is discussed below, where SOC 168 # stands for the start-of-comment symbol of the language being used. 169 # .IP o 170 # Start of manual: SOC, followed by `++'. 171 # .IP o 172 # Section heading: SOC, blank, section name in upper case. 173 # .IP o 174 # All other text: SOC and subsequent blanks or tabs are removed. 175 # Lines that do not start with SOC are left unchanged (useful for 176 # inclusion of program text). 177 # .IP o 178 # End of manual: SOC, followed by `--'. 179 # An end-of-comment may follow if the source file language requires this. 180 # .PP 181 # The following manual sections receive a special treatment: 182 # NAME and SUMMARY should appear at the beginning and in 183 # this order; DESCRIPTION, DIAGNOSTICS and BUGS will be 184 # right-margin adjusted. 185 # Other sections may be added freely without confusing srctoman. 186 # COMMANDS 187 # sh(1), sed(1), expand(1) 188 # SEE ALSO 189 # newsrc(1) 190 # DIAGNOSTICS 191 # The program complains if an unknown language is specified 192 # of if the language cannot be deduced from the file suffix. 193 # AUTHOR(S) 194 # W.Z. Venema 195 # Eindhoven University of Technology 196 # Department of Mathematics and Computer Science 197 # Den Dolech 2, P.O. Box 513, 5600 MB Eindhoven, The Netherlands 198 # CREATION DATE 199 # Fri Jan 17 22:59:27 MET 1986 200 # STATUS 201 # srctoman.sh 1.2 11/4/89 15:56:22 (draft) 202 #-- 203
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