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improve calc error code system

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Added help/errorcodes rule to the top level Makefile.

Added E_USERMAX symbol (== 32767) to indicate the maximum value
allowed for user error codes.

Improve help/error.  Added text about error code ranges and
range symbols.
This commit is contained in:
Landon Curt Noll
2023-09-12 14:08:49 -07:00
parent 4c65986502
commit 19819340ff
6 changed files with 105 additions and 17 deletions
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6
calcerr_c.awk
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@@ -2,7 +2,7 @@
#
# calcerr_c - help produce calcerr.c from calcerr.tbl
#
# Copyright (C) 1999 Landon Curt Noll
# Copyright (C) 1999,2023 Landon Curt Noll
#
# Calc is open software; you can redistribute it and/or modify it under
# the terms of the version 2.1 of the GNU Lesser General Public License
@@ -34,12 +34,12 @@ BEGIN {
printf(" * names of calc error values\n");
printf(" */\n");
printf("CONST char *error_table[E__COUNT+2] = {\n");
printf(" \"No error\",\n");
printf(" \"No error\",\t\t/* MUST be first */\n");
}
{
print $0;
}
END {
printf(" NULL\n");
printf(" NULL\t/* MUST be last */\n");
printf("};\n");
}