250 lines
7.7 KiB
C
250 lines
7.7 KiB
C
/*
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* Makefile mode for QEmacs.
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*
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* Copyright (c) 2000-2026 Charlie Gordon.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "qe.h"
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/*---------------- Makefile colors ----------------*/
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enum {
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MAKEFILE_STYLE_TEXT = QE_STYLE_DEFAULT,
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MAKEFILE_STYLE_COMMENT = QE_STYLE_COMMENT,
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MAKEFILE_STYLE_STRING = QE_STYLE_STRING,
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MAKEFILE_STYLE_PREPROCESS = QE_STYLE_PREPROCESS,
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MAKEFILE_STYLE_TARGET = QE_STYLE_FUNCTION,
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MAKEFILE_STYLE_FUNCTION = QE_STYLE_FUNCTION,
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MAKEFILE_STYLE_VARIABLE = QE_STYLE_VARIABLE,
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MAKEFILE_STYLE_MACRO = QE_STYLE_TYPE,
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};
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static void makefile_colorize_line(QEColorizeContext *cp,
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const char32_t *str, int n,
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QETermStyle *sbuf, ModeDef *syn)
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{
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char buf[32];
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int i = 0, start = i, bol = 1, from = 0, level, style;
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char32_t c;
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if (qe_isalpha_(str[i])) {
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ustr_get_identifier_lc(buf, countof(buf), str[i], str, i + 1, n);
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if (strfind("ifeq|ifneq|ifdef|ifndef|include|else|endif", buf))
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goto preprocess;
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}
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if (str[i] == '-' && ustristart(str + i + 1, "include ", NULL))
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goto preprocess;
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while (i < n) {
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start = i;
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c = str[i++];
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switch (c) {
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case '$':
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style = MAKEFILE_STYLE_MACRO;
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if (str[i] == '(') {
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level = 1;
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for (i += 1; i < n; i++) {
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if (str[i] == '(')
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level++;
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if (str[i] == ')' && --level <= 0)
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break;
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if (str[i] == ' ' || str[i] == '$') {
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/* should have function color */
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}
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}
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from = i + 1;
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SET_STYLE(sbuf, start + 2, i, style);
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continue;
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}
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/* Should colorize non parenthesized macro */
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continue;
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case ' ':
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case '\t':
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if (start == 0)
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bol = 0;
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break;
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case '+':
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case '?':
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if (bol && str[i] == '=')
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goto variable;
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break;
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case ':':
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if (!bol)
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break;
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if (str[i] == '=')
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goto variable;
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SET_STYLE(sbuf, from, i - 1, MAKEFILE_STYLE_TARGET);
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bol = 0;
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break;
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case '=':
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if (!bol)
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break;
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variable:
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SET_STYLE(sbuf, from, i - 1, MAKEFILE_STYLE_VARIABLE);
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bol = 0;
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break;
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case '#':
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if (i > 1 && str[i - 2] == '\\')
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break;
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i = n;
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SET_STYLE(sbuf, start, i, MAKEFILE_STYLE_COMMENT);
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continue;
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case '!':
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/* case '.':*/
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if (start > 0)
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break;
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preprocess:
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/* scan for comment */
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for (; i < n; i++) {
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if (str[i] == '#')
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break;
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}
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SET_STYLE(sbuf, start, i, MAKEFILE_STYLE_PREPROCESS);
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continue;
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case '\'':
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case '`':
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case '"':
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/* parse string const */
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while (i < n) {
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if (str[i++] == c) {
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break;
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}
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}
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SET_STYLE(sbuf, start, i, MAKEFILE_STYLE_STRING);
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continue;
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default:
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break;
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}
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}
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}
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static int makefile_mode_init(EditState *s, EditBuffer *b, int flags)
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{
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if (s) {
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/* XXX: should use the default values from mode variables */
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s->b->tab_width = 8;
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s->indent_tabs_mode = 1;
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}
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return 0;
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}
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static ModeDef makefile_mode = {
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.name = "Makefile",
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.extensions = "mak|make|mk|gmk",
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.filenames = "makefile|gnumakefile|makefile.in",
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.mode_init = makefile_mode_init,
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.colorize_func = makefile_colorize_line,
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};
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enum {
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CMAKE_STYLE_TEXT = QE_STYLE_DEFAULT,
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CMAKE_STYLE_COMMENT = QE_STYLE_COMMENT,
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CMAKE_STYLE_STRING = QE_STYLE_STRING,
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CMAKE_STYLE_PREPROCESS = QE_STYLE_PREPROCESS,
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CMAKE_STYLE_TARGET = QE_STYLE_FUNCTION,
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CMAKE_STYLE_FUNCTION = QE_STYLE_FUNCTION,
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CMAKE_STYLE_KEYWORD = QE_STYLE_KEYWORD,
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CMAKE_STYLE_VARIABLE = QE_STYLE_VARIABLE,
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CMAKE_STYLE_MACRO = QE_STYLE_TYPE,
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};
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static void cmake_colorize_line(QEColorizeContext *cp,
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const char32_t *str, int n,
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QETermStyle *sbuf, ModeDef *syn)
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{
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char buf[32];
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int i = 0, start = i, style;
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char32_t c;
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while (i < n) {
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start = i;
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c = str[i++];
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switch (c) {
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case '$':
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style = CMAKE_STYLE_MACRO;
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if (str[i] == '{') {
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for (i += 1; i < n; i++) {
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if (str[i] == '}')
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break;
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}
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SET_STYLE(sbuf, start + 2, i, style);
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if (str[i] == '}')
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i++;
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continue;
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}
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continue;
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case '#':
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if (i > 1 && str[i - 2] == '\\')
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break;
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i = n;
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SET_STYLE(sbuf, start, i, CMAKE_STYLE_COMMENT);
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continue;
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case '"':
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/* parse string const */
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while (i < n) {
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char32_t cc = str[i++];
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if (cc == c)
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break;
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if (cc == '$' && str[i] == '{') {
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SET_STYLE(sbuf, start, i + 1, CMAKE_STYLE_STRING);
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for (start = i += 1; i < n && str[i] != c; i++) {
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if (str[i] == '}')
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break;
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}
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SET_STYLE(sbuf, start, i, CMAKE_STYLE_MACRO);
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start = i;
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}
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}
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SET_STYLE(sbuf, start, i, CMAKE_STYLE_STRING);
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continue;
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default:
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if (qe_isalpha_(c)) {
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i += ustr_get_identifier_lc(buf, countof(buf), c, str, i, n);
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if (strfind("if|else|endif|set|true|false|include", buf)) {
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SET_STYLE(sbuf, start, i, CMAKE_STYLE_KEYWORD);
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} else
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if (check_fcall(str, i)) {
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SET_STYLE(sbuf, start, i, CMAKE_STYLE_FUNCTION);
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}
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}
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break;
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}
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}
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}
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static ModeDef cmake_mode = {
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.name = "CMake",
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.extensions = "cmake",
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.filenames = "cmakelists.txt",
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.colorize_func = cmake_colorize_line,
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};
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static int makefile_init(QEmacsState *qs)
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{
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qe_register_mode(qs, &makefile_mode, MODEF_SYNTAX);
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qe_register_mode(qs, &cmake_mode, MODEF_SYNTAX);
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return 0;
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}
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qe_module_init(makefile_init);
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