diff options
Diffstat (limited to 'hyde.c')
| -rw-r--r-- | hyde.c | 66 |
1 files changed, 66 insertions, 0 deletions
@@ -0,0 +1,66 @@ +#include <stdio.h> +#include <stdlib.h> +#include "mpc.h" + +char *read_file(char *filename) { + char *input = malloc(BUFSIZ); + unsigned int size = 0; + + FILE *f = fopen(filename, "r"); + if (!f) { + printf("Could not open \"%s\" for reading", filename); + exit(1); + } + + unsigned int read = 0; + while ( (read = fread(input, 1, BUFSIZ, f)) > 0) { + size += read; + input = realloc(input, size + BUFSIZ); + } + + fclose(f); + + input[size] = '\0'; + return input; +} + +int main() { + mpc_parser_t *Symbol = mpc_new("symbol"); + mpc_parser_t *Text = mpc_new("text"); + mpc_parser_t *Var_Open = mpc_new("var_open"); + mpc_parser_t *Var_Close = mpc_new("var_close"); + mpc_parser_t *Var = mpc_new("var"); + mpc_parser_t *Block_Open = mpc_new("block_open"); + mpc_parser_t *Block_Close = mpc_new("block_close"); + mpc_parser_t *Block = mpc_new("block"); + mpc_parser_t *For = mpc_new("for"); + mpc_parser_t *Content = mpc_new("content"); + mpc_parser_t *Template = mpc_new("template"); + mpca_lang(MPCA_LANG_DEFAULT, + " symbol : /[a-zA-Z._]+/ ;" + " var_open : \"{{\" ;" + " var_close : \"}}\" ;" + " var : <var_open> <symbol> <var_close> ;" + " block_open: \"{%\" ;" + " block_close: \"%}\" ;" + " for : <block_open> \"for\" <symbol> \"in\" <symbol> <block_close> <content>* <block_open> \"endfor\" <block_close> ;" + " text : /[^{][^{%]*/ ;" + " content : <var> | <for> | <text>;" + " template : /^/ <content>* /$/ ;", + Symbol, Var_Open, Var_Close, Var, Block_Open, Block_Close, For, Text, Content, Template, NULL); + + char *content = read_file("index.tpl"); + + mpc_result_t r; + + if (mpc_parse("input", content, Template, &r)) { + mpc_ast_print(r.output); + mpc_ast_delete(r.output); + } else { + mpc_err_print(r.error); + mpc_err_delete(r.error); + } + + mpc_cleanup(11, Symbol, Var_Open, Var_Close, Var, Block_Open, Block_Close, For, Block, Text, Content, Template); + free(content); +}
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