conf.h

   1 /* neatvi configuration file */
   2
   3 /* access mode of new files */
   4 #define MKFILE_MODE             0600
   5
   6 /* map file names to file types */
   7 static struct filetype {
   8         char *ft;               /* file type */
   9         char *pat;              /* file name pattern */
  10 } filetypes[] = {
  11         {"c", "\\.[hc]$"},                              /* C */
  12         {"roff", "\\.(ms|tr|roff|tmac|txt|[1-9])$"},    /* troff */
  13         {"tex", "\\.tex$"},                             /* tex */
  14         {"msg", "letter$|mbox$|mail$"},                 /* email */
  15         {"mk", "Makefile$|makefile$|\\.mk$"},           /* makefile */
  16         {"sh", "\\.sh$"},                               /* shell script */
  17         {"nm", "\\.nm$"},                               /* neatmail */
  18 };
  19
  20 /* syntax highlighting patterns */
  21 static struct highlight {
  22         char *ft;               /* the filetype of this pattern */
  23         int att[16];            /* attributes of the matched groups */
  24         char *pat;              /* regular expression */
  25         int end;                /* the group ending this pattern */
  26 } highlights[] = {
  27         {"c", {5}, "\\<(signed|unsigned|char|short|int|long|float|double|void|struct|enum|union|typedef)\\>"},
  28         {"c", {5}, "\\<(static|extern|register)\\>"},
  29         {"c", {4}, "\\<(return|for|while|if|else|do|sizeof|goto|switch|case|default|break|continue)\\>"},
  30         {"c", {2 | SYN_IT}, "//.*$"},
  31         {"c", {2 | SYN_IT}, "/\\*([^*]|\\*+[^*/])*\\*+/"},
  32         {"c", {6}, "^#[ \t]*[a-zA-Z0-9_]+"},
  33         {"c", {0, SYN_BD}, "([a-zA-Z][a-zA-Z0-9_]+)\\(", 1},
  34         {"c", {4}, "\"([^\"]|\\\\\")*\""},
  35         {"c", {4}, "'([^\\]|\\\\.)'"},
  36         {"c", {4}, "[-+]?\\<(0[xX][0-9a-fA-F]+|[0-9]+)\\>"},
  37
  38         {"roff", {4, 0, 5 | SYN_BD, 4 | SYN_BD, 5 | SYN_BD, 4 | SYN_BD},
  39                 "^[.'][ \t]*((SH.*)|(de) (.*)|([^ \t\\]{2,}))?.*$", 1},
  40         {"roff", {2 | SYN_IT}, "\\\\\".*$"},
  41         {"roff", {3}, "\\\\{1,2}[*$fgkmns]([^[(]|\\(..|\\[[^]]*\\])"},
  42         {"roff", {3}, "\\\\([^[(*$fgkmns]|\\(..|\\[[^]]*\\])"},
  43         {"roff", {3}, "\\$[^$]+\\$"},
  44
  45         {"tex", {4 | SYN_BD, 0, 3, 0, 5},
  46                 "\\\\[^[{ \t]+(\\[([^]]+)\\])?(\\{([^}]*)\\})?"},
  47         {"tex", {3}, "\\$[^$]+\\$"},
  48         {"tex", {2 | SYN_IT}, "%.*$"},
  49
  50         /* mail */
  51         {"msg", {6 | SYN_BD}, "^From .*20..$"},
  52         {"msg", {6 | SYN_BD, 4 | SYN_BD}, "^Subject: (.*)$"},
  53         {"msg", {6 | SYN_BD, 2 | SYN_BD}, "^From: (.*)$"},
  54         {"msg", {6 | SYN_BD, 5 | SYN_BD}, "^To: (.*)$"},
  55         {"msg", {6 | SYN_BD, 5 | SYN_BD}, "^Cc: (.*)$"},
  56         {"msg", {6 | SYN_BD}, "^[A-Z][-A-Za-z]+: .+$"},
  57         {"msg", {2 | SYN_IT}, "^> .*$"},
  58
  59         /* makefile */
  60         {"mk", {0, 3}, "([A-Za-z_][A-Za-z0-9_]*)[ \t]*="},
  61         {"mk", {3}, "\\$\\([a-zA-Z0-9_]+\\)"},
  62         {"mk", {2 | SYN_IT}, "#.*$"},
  63         {"mk", {0, SYN_BD}, "([A-Za-z_%.]+):"},
  64
  65         /* shell script */
  66         {"sh", {2 | SYN_IT}, "#.*$"},
  67         {"sh", {4}, "\"([^\"]|\\\\\")*\""},
  68         {"sh", {4}, "\'[^\']*\'"},
  69
  70         /* neatmail */
  71         {"nm", {0 | SYN_BGMK(15), 6 | SYN_BD, 12 | SYN_BD, 5, 8 | SYN_BD},
  72                 "^([ROU])([0-9]+)\t([^\t]*)\t([^\t]*)"},
  73         {"nm", {0 | SYN_BD | SYN_BGMK(6)}, "^[N].*$"},
  74         {"nm", {0 | SYN_BD | SYN_BGMK(13)}, "^[A-Z][HT].*$"},
  75         {"nm", {0 | SYN_BD | SYN_BGMK(11)}, "^[A-Z][MI].*$"},
  76         {"nm", {7 | SYN_BGMK(15)}, "^[A-Z][LJ].*$"},
  77         {"nm", {0 | SYN_BD | SYN_BGMK(7)}, "^[F].*$"},
  78         {"nm", {7 | SYN_IT}, "^\t.*$"},
  79         {"nm", {SYN_BD}, "^:.*$"},
  80
  81         /* status bar */
  82         {"---", {8 | SYN_BD, 4, 1}, "^(\".*\").*(\\[[wr]\\]).*$"},
  83         {"---", {8 | SYN_BD, 4, 4}, "^(\".*\").*(L[0-9]+) +(C[0-9]+).*$"},
  84         {"---", {8 | SYN_BD}, "^.*$"},
  85 };
  86
  87 /* how to hightlight current line (hll option) */
  88 #define SYN_LINE                (SYN_BGMK(11))
  89
  90 /* how to hightlight text in the reverse direction */
  91 #define SYN_REVDIR              (SYN_BGMK(7))
  92
  93 /* right-to-left characters (used only in dircontexts[] and dirmarks[]) */
  94 #define CR2L            "ءآأؤإئابةتثجحخدذرزسشصضطظعغـفقكلمنهوىييپچژکگی‌‍؛،»«؟ًٌٍَُِّْ"
  95 /* neutral characters (used only in dircontexts[] and dirmarks[]) */
  96 #define CNEUT           "-!\"#$%&'()*+,./:;<=>?@^_`{|}~ "
  97
  98 /* direction context patterns; specifies the direction of a whole line */
  99 static struct dircontext {
 100         int dir;
 101         char *pat;
 102 } dircontexts[] = {
 103         {-1, "^[" CR2L "]"},
 104         {+1, "^[a-zA-Z_0-9]"},
 105 };
 106
 107 /* direction marks; the direction of a few words in a line */
 108 static struct dirmark {
 109         int ctx;        /* the direction context for this mark; 0 means any */
 110         int dir;        /* the direction of the matched text */
 111         int grp;        /* the nested subgroup; 0 means no groups */
 112         char *pat;
 113 } dirmarks[] = {
 114         {+0, +1, 1, "\\\\\\*\\[([^]]+)\\]"},
 115         {+1, -1, 0, "[" CR2L "][" CNEUT CR2L "]*[" CR2L "]"},
 116         {-1, +1, 0, "[a-zA-Z0-9_][^" CR2L "\\\\`$']*[a-zA-Z0-9_]"},
 117         {+0, +1, 0, "\\$([^$]+)\\$"},
 118         {+0, +1, 1, "\\\\[a-zA-Z0-9_]+\\{([^}]+)\\}"},
 119         {-1, +1, 0, "\\\\[^ \t" CR2L "]+"},
 120 };
 121
 122 /* character placeholders */
 123 static struct placeholder {
 124         char *s;        /* the source character */
 125         char *d;        /* the placeholder */
 126         int wid;        /* the width of the placeholder */
 127 } placeholders[] = {
 128         {"‌", "-", 1},
 129         {"‍", "-", 1},
 130 };