diff options
| -rw-r--r-- | CMakeLists.txt | 1 | ||||
| -rw-r--r-- | src/argent.c | 28 | ||||
| -rw-r--r-- | src/bindings.c | 66 | ||||
| -rw-r--r-- | src/bindings.h | 8 |
4 files changed, 99 insertions, 4 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 4e707b6..68a57e4 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -29,6 +29,7 @@ set(HONEYSUCKLE_SOURCES add_executable(argent ${SRC_ROOT}/argent.c ${SRC_ROOT}/options.c + ${SRC_ROOT}/bindings.c ${MD4C_SOURCES} ${HONEYSUCKLE_SOURCES}) set_target_properties(argent PROPERTIES diff --git a/src/argent.c b/src/argent.c index c42161a..7426394 100644 --- a/src/argent.c +++ b/src/argent.c @@ -3,10 +3,14 @@ #include <lauxlib.h> #include "honeysuckle.h" -#include "md4c-html.h" -#include "tinydir.h" #include "options.h" +#include "bindings.h" + + +struct settings { + const char *template_dir; +}; int main(int argc, char **argv) @@ -25,11 +29,27 @@ int main(int argc, char **argv) lua_State *L = luaL_newstate(); luaL_openlibs(L); - error = luaL_dofile(L, opts.conf_filename); + hs_create_table + (L, + hs_str_cfunc("markdown", markdown) + ); + lua_setglobal(L, "argent"); + + error = luaL_loadfile(L, opts.conf_filename); + if (error != 0) { + fprintf(stderr, "error: %s\n", lua_tostring(L, -1)); + lua_close(L); + return error; + } + error = hs_call(L, 0, 1); if (error != 0) { fprintf(stderr, "error: %s\n", lua_tostring(L, -1)); + lua_close(L); + return error; } - + + printf("here!\n"); + lua_close(L); return 0; } diff --git a/src/bindings.c b/src/bindings.c new file mode 100644 index 0000000..235e2df --- /dev/null +++ b/src/bindings.c @@ -0,0 +1,66 @@ +#include <stdlib.h> +#include <string.h> +#include <lua.h> + +#include "honeysuckle.h" +#include "md4c-html.h" +#include "bindings.h" + +struct concat_buffer { + char *buf; + size_t size; + int index; + bool ok; +}; + +static void md_callback(const MD_CHAR *html, MD_SIZE size, void *data) +{ + struct concat_buffer *d = data; + + if (!d->ok) + return; + + if (d->index + size >= d->size) { + char *new_buf = realloc(d->buf, d->size * 2); + if (new_buf == NULL) { + // failed to allocate memory, abort! + d->ok = false; + return; + } + + d->buf = new_buf; + d->size *= 2; + } + + memcpy((d->buf) + d->index, html, size); + d->index += size; +} + +int markdown(lua_State *L) +{ + char *markdown_buffer; + hs_parse_args(L, hs_str(markdown_buffer)); + size_t len = strlen(markdown_buffer); + + unsigned int md_flags = MD_FLAG_TABLES | MD_FLAG_STRIKETHROUGH | MD_FLAG_UNDERLINE; + + struct concat_buffer data; + data.buf = malloc(128 * sizeof(char)); + data.size = 128 * sizeof(char); + data.index = 0; + data.ok = true; + + // fill out the buffer + int error = md_html(markdown_buffer, len, md_callback, &data, md_flags, 0); + if (error) + hs_throw_error(L, "markdown parsing failed!"); + + if (data.ok == false) + hs_throw_error(L, "encountered error (re)allocating html buffer memory!"); + + lua_pushstring(L, data.buf); + + free(data.buf); + + return 1; +} diff --git a/src/bindings.h b/src/bindings.h new file mode 100644 index 0000000..3ee3a1a --- /dev/null +++ b/src/bindings.h @@ -0,0 +1,8 @@ +#ifndef ARGENT_BINDINGS_H +#define ARGENT_BINDINGS_H + +#include <lua.h> + +int markdown(lua_State *L); + +#endif |