/* termcap - print termcap settings Author: Terrence Holm */ #include #include #include #define TC_BUFFER 1024 /* Size of termcap(3) buffer */ /****************************************************************/ /* */ /* termcap [ type ] */ /* */ /* Prints out all of the termcap capabilities as described */ /* in termcap(4). If "type" is not supplied then $TERM is */ /* used. */ /* */ /****************************************************************/ _PROTOTYPE(int main, (int argc, char **argv)); _PROTOTYPE(void Print, (char *comment, char *name)); _PROTOTYPE(void Error, (char *message, char *arg)); int main(argc, argv) int argc; char *argv[]; { char *term; char buffer[ TC_BUFFER ]; /* Check for an argument */ if ( argc > 2 ) Error( "Usage: %s [ type ]\n", argv[0] ); if ( argc == 2 ) term = argv[1]; else term = getenv( "TERM" ); if ( term == NULL ) Error( "termcap: $TERM is not defined\n", "" ); /* Read in the termcap entry */ if ( tgetent( buffer, term ) != 1 ) Error( "termcap: No termcap entry for %s\n", term ); /* Print out the entry's contents */ printf( "TERM = %s\n\n", term ); if ( tgetflag( "am" ) == 1 ) printf( "End of line wraps to next line (am)\n" ); if ( tgetflag( "bs" ) == 1 ) printf( "Ctrl/H performs a backspace (bs)\n" ); printf( "Number of columns (co) = %d\n", tgetnum( "co" ) ); printf( "Number of lines (li) = %d\n", tgetnum( "li" ) ); Print( "Clear to end of line", "ce" ); Print( "Clear to end of screen", "cd" ); Print( "Clear the whole screen", "cl" ); Print( "Start \"stand out\" mode", "so" ); Print( "End \"stand out\" mode", "se" ); Print( "Start underscore mode", "us" ); Print( "End underscore mode", "ue" ); Print( "Start blinking mode", "mb" ); Print( "Start bold mode", "md" ); Print( "Start reverse mode", "mr" ); Print( "Return to normal mode", "me" ); Print( "Scroll backwards", "sr" ); Print( "Cursor motion", "cm" ); Print( "Up one line", "up" ); Print( "Down one line", "do" ); Print( "Left one space", "le" ); Print( "Right one space", "nd" ); Print( "Move to top left corner", "ho" ); Print( "Generated by \"UP\"", "ku" ); Print( "Generated by \"DOWN\"", "kd" ); Print( "Generated by \"LEFT\"", "kl" ); Print( "Generated by \"RIGHT\"", "kr" ); Print( "Generated by \"HOME\"", "kh" ); Print( "Generated by \"END\"", "k0" ); Print( "Generated by \"PGUP\"", "k1" ); Print( "Generated by \"PGDN\"", "k2" ); Print( "Generated by numeric \"+\"", "k3" ); Print( "Generated by numeric \"-\"", "k4" ); Print( "Generated by numeric \"5\"", "k5" ); return( 0 ); } /****************************************************************/ /* */ /* Print( comment, name ) */ /* */ /* If a termcap entry exists for "name", then */ /* print out "comment" and the entry. Control */ /* characters are printed as ^x. */ /* */ /****************************************************************/ void Print( comment, name ) char *comment; char *name; { char entry[ 50 ]; char *p = entry; if ( tgetstr( name, &p ) == NULL ) return; printf( "%-32s (%s) = ", comment, name ); for ( p = entry; *p != '\0'; ++p ) if ( *p < ' ' ) printf( "^%c", *p + '@' ); else if ( *p == '\177' ) printf( "^?" ); else putchar( *p ); putchar( '\n' ); } /****************************************************************/ /* */ /* Error( message, arg ) */ /* */ /* Printf the "message" and abort. */ /* */ /****************************************************************/ void Error( message, arg ) char *message; char *arg; { fprintf( stderr, message, arg ); exit( 1 ); }
