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https://github.com/cc65/cc65.git
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132 lines
5.7 KiB
C
132 lines
5.7 KiB
C
/*****************************************************************************/
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/* */
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/* feature.c */
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/* */
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/* Subroutines for the emulation features */
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/* */
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/* */
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/* */
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/* (C) 2000-2013, Ullrich von Bassewitz */
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/* Roemerstrasse 52 */
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/* D-70794 Filderstadt */
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/* EMail: uz@cc65.org */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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#include <string.h>
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/* ca65 */
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#include "global.h"
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#include "feature.h"
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/*****************************************************************************/
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/* Data */
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/*****************************************************************************/
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/* Names of the features */
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static const char* const FeatureKeys[FEAT_COUNT] = {
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"dollar_is_pc",
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"labels_without_colons",
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"loose_string_term",
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"loose_char_term",
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"at_in_identifiers",
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"dollar_in_identifiers",
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"leading_dot_in_identifiers",
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"org_per_seg",
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"pc_assignment",
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"missing_char_term",
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"ubiquitous_idents",
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"c_comments",
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"force_range",
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"underline_in_numbers",
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"addrsize",
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"bracket_as_indirect",
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};
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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feature_t FindFeature (const StrBuf* Key)
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/* Find the feature in a table and return the corresponding enum value. If the
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** feature is invalid, return FEAT_UNKNOWN.
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*/
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{
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feature_t F;
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/* This is not time critical, so do a linear search */
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for (F = (feature_t) 0; F < FEAT_COUNT; ++F) {
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if (SB_CompareStr (Key, FeatureKeys[F]) == 0) {
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/* Found, index is enum value */
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return F;
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}
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}
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/* Not found */
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return FEAT_UNKNOWN;
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}
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feature_t SetFeature (const StrBuf* Key)
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/* Find the feature and set the corresponding flag if the feature is known.
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** In any case, return the feature found. An invalid Key will return
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** FEAT_UNKNOWN.
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*/
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{
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/* Map the string to an enum value */
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feature_t Feature = FindFeature (Key);
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/* Set the flags */
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switch (Feature) {
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case FEAT_DOLLAR_IS_PC: DollarIsPC = 1; break;
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case FEAT_LABELS_WITHOUT_COLONS: NoColonLabels = 1; break;
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case FEAT_LOOSE_STRING_TERM: LooseStringTerm = 1; break;
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case FEAT_LOOSE_CHAR_TERM: LooseCharTerm = 1; break;
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case FEAT_AT_IN_IDENTIFIERS: AtInIdents = 1; break;
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case FEAT_DOLLAR_IN_IDENTIFIERS: DollarInIdents = 1; break;
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case FEAT_LEADING_DOT_IN_IDENTIFIERS: LeadingDotInIdents= 1; break;
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case FEAT_ORG_PER_SEG: OrgPerSeg = 1; break;
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case FEAT_PC_ASSIGNMENT: PCAssignment = 1; break;
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case FEAT_MISSING_CHAR_TERM: MissingCharTerm = 1; break;
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case FEAT_UBIQUITOUS_IDENTS: UbiquitousIdents = 1; break;
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case FEAT_C_COMMENTS: CComments = 1; break;
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case FEAT_FORCE_RANGE: ForceRange = 1; break;
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case FEAT_UNDERLINE_IN_NUMBERS: UnderlineInNumbers= 1; break;
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case FEAT_ADDRSIZE: AddrSize = 1; break;
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case FEAT_BRACKET_AS_INDIRECT: BracketAsIndirect = 1; break;
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default: /* Keep gcc silent */ break;
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}
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/* Return the value found */
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return Feature;
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}
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