removed xyntax
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parent
3073434501
commit
08b65951e6
@ -1,248 +0,0 @@
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#if 0
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// Listen, this is still prototype, it's not code-merged with other stuff...
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// Once I prototype out more stuff, this will use chad.h and hl.h...
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// So, this file can run on its' own when compiled, gonna rewrite later.
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <ctype.h>
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#define UNUSED(x) ((void) (x))
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#define ALLOCATION_CHUNK (1024UL)
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enum {
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NORMAL, BOLD, DARKNESS, ITALIC,
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UNDERLINE, BLINK, DUNNO_6, REVERSE,
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INVISIBLE
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};
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enum {
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GREY, RED, GREEN, YELLOW,
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BLUE, PINK, CYAN, WHITE,
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CANCEL
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};
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static char * buffer = NULL;
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static size_t buffer_size = 0;
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static int match_count = 0;
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static char match_character[80] = "";
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static int match_colour[80] = { 0 };
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static int match_effect[80] = { 0 };
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static int range_count = 0;
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static char range_begin[80] = "";
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static char range_end[80] = "";
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static char range_except[80] = "";
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static int range_colour[80] = { 0 };
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static int range_effect[80] = { 0 };
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static int drange_count = 0;
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static char **drange_begin = NULL;
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static char **drange_end = NULL;
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static int drange_colour[80] = { 0 };
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static int drange_effect[80] = { 0 };
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static void render_character(char * character) {
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write(STDOUT_FILENO, character, sizeof (*character));
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}
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static void render_string(char * string) {
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write(STDOUT_FILENO, string, strlen(string));
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}
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static void render_colour(int colour,
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int effect) {
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char format[8] = "\033[ ;3 m";
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format[2] = (char) (effect % 9) + '0';
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format[5] = (char) (colour % 8) + '0';
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render_string(format);
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}
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static void render_cancel(void) {
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render_string("\033[0m");
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}
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static int is_separator(char character) {
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if (( isascii(character))
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&& (!isalnum(character))
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&& (character != '_')) {
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return 1;
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} else {
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return 0;
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}
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}
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static int compare_characters(char character,
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const char * characters,
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const int count) {
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int i = 0;
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do {
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if (character == characters[i]) {
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return i;
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}
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} while (++i != count);
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return -1;
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}
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static int compare_strings(char * string,
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char * * strings,
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int count) {
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int i = 0;
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//~if ((match = compare_strings(&buffer[i], drange_begin, drange_count)) != -1) {
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do {
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if (!strncmp(string, strings[i], strlen(strings[i]))) {
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return i;
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}
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} while (++i != count);
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return -1;
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}
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static void syntax_character(char character,
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int colour,
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int effect) {
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match_character[match_count] = character;
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match_colour[match_count] = colour;
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match_effect[match_count] = effect;
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++match_count;
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}
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static void syntax_simple_range(char begin,
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char end,
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char except,
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int colour,
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int effect) {
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range_begin[range_count] = begin;
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range_end[range_count] = end;
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range_except[range_count] = except;
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range_colour[range_count] = colour;
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range_effect[range_count] = effect;
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++range_count;
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}
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static void syntax_double_range(char * begin,
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char * end,
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int colour,
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int effect) {
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if ((strlen(begin) > 3) && (strlen(end) > 3)) {
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exit(3);
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}
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strcpy(&drange_begin[drange_count][0], begin);
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strcpy(&drange_end[drange_count][0], end);
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drange_colour[drange_count] = colour;
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drange_effect[drange_count] = effect;
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++drange_count;
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}
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static void syntax_character_array(char * string,
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int colour,
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int effect) {
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for (size_t i = 0; i != strlen(string); ++i) {
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syntax_character(string[i], colour, effect);
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}
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}
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static void render_buffer(void) {
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int i = 0;
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render_colour(WHITE, BOLD);
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do {
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int match = -1;
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if ((match = compare_strings(&buffer[i], drange_begin, drange_count)) != -1) {
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render_colour(drange_colour[match], drange_effect[match]);
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do {
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render_character(&buffer[i]);
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++i;
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} while ((buffer[i])
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&& (strncmp(&buffer[i - 1], drange_end[match], strlen(drange_end[match]))));
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//~&& (buffer[i] != drange_end[match][0]));
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render_character(&buffer[i]);
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++i;
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render_colour(WHITE, BOLD);
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} else if ((match = compare_characters(buffer[i], range_begin, range_count)) != -1) {
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render_colour(range_colour[match], range_effect[match]);
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do {
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if (buffer[i] == range_except[match]) {
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render_character(&buffer[i]);
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++i;
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}
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render_character(&buffer[i]);
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++i;
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} while ((buffer[i])
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&& (buffer[i] != range_end[match]));
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render_character(&buffer[i]);
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++i;
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render_colour(WHITE, BOLD);
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} else if ((match = compare_characters(buffer[i], match_character, match_count)) != -1) {
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render_colour(match_colour[match], match_effect[match]);
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render_character(&buffer[i]);
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++i;
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} else {
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render_colour(WHITE, BOLD);
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render_character(&buffer[i]);
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++i;
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}
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} while (buffer[i]);
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render_cancel();
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}
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int main(int argc,
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char * * argv) {
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UNUSED(argc);
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UNUSED(argv);
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buffer = realloc(buffer, ALLOCATION_CHUNK);
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drange_begin = calloc(80UL, sizeof(*drange_begin));
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drange_end = calloc(80UL, sizeof(*drange_begin));
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for (int i = 0; i != 80; ++i) drange_begin[i] = calloc(4UL, 1UL);
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for (int i = 0; i != 80; ++i) drange_end[i] = calloc(4UL, 1UL);
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syntax_character_array(".,:;<=>+-*/%!&~^", BLUE, BOLD);
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syntax_character_array("()[]{}", GREEN, BOLD);
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syntax_simple_range('\'', '\'', '\\', RED, BOLD);
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syntax_simple_range('"', '"', '\\', RED, BOLD);
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syntax_double_range("//", "\n", GREY, BOLD);
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syntax_double_range("/*", "*/", GREY, BOLD);
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do {
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if (!((buffer_size + 1) % ALLOCATION_CHUNK)) {
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// Linear incremental reallocation (advanced)!
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/* Test... */
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size_t chunks = (buffer_size + 1) / ALLOCATION_CHUNK;
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buffer = realloc(buffer, ++chunks * ALLOCATION_CHUNK);
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}
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buffer[buffer_size] = '\0';
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read(STDIN_FILENO, &buffer[buffer_size], sizeof (*buffer));
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++buffer_size;
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} while (buffer[buffer_size - 1]);
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buffer[buffer_size - 1] = '\0';
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render_buffer();
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for (int i = 0; i != 80; ++i) free(drange_begin[i]);
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for (int i = 0; i != 80; ++i) free(drange_end[i]);
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free(drange_begin);
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free(drange_end);
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free(buffer);
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return 0;
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}
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#endif
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