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dc: document what non-GNU commands do

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2021-02-26 14:48:04 +01:00
parent ace81cd46c
commit 1a37aa7a88
1 changed files with 5 additions and 5 deletions
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10
miscutils/bc.c
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@ -166,12 +166,12 @@
//////// "\nq - DC_LEX_QUIT "break 2" (if less than 2 levels of macros, exit dc)
//////// "\nX - DC_LEX_SCALE_FACTOR pop, push number of fractional digits
//////// "\nZ - DC_LEX_LENGTH pop, push number of digits it has (or number of characters in string)
//////// "\na - DC_LEX_ASCIIFY pop, push low-order byte as char or 1st string char
//////// "\n( - DC_LEX_LPAREN ?
//////// "\n{ - DC_LEX_LBRACE ?
//////// "\na - DC_LEX_ASCIIFY pop, push low-order byte as char or 1st char of string
//////// "\n( - DC_LEX_LPAREN (not in GNU) pop, pop, if top-of-stack was less push 1 else push 0
//////// "\n{ - DC_LEX_LBRACE (not in GNU) pop, pop, if top-of-stack was less-or-equal push 1 else push 0
//////// "\nG - DC_LEX_EQ_NO_REG (not in GNU) pop, pop, if equal push 1 else push 0
//////// "\nN - DC_LEX_OP_BOOL_NOT (not in GNU) pop, if 0 push 1 else push 0
//////// "\n_ - XC_LEX_NEG (not a command - starts negative number)
//////// "\nG - DC_LEX_EQ_NO_REG (? GNU dc has no such cmd)
//////// "\nN - DC_LEX_OP_BOOL_NOT (? GNU dc has no such cmd)
//////// "\nn - DC_LEX_PRINT_POP pop, print without newline
//////// "\nP - DC_LEX_PRINT_STREAM pop, print string or hex bytes
//usage: )