Initial Commit

c/Makefile

@@ -0,0 +1,5 @@
+all:
+	cc ssg.c -lmd4c -lmd4c-html -O2 -Wall -o ssg
+
+run: all
+	./ssg

c/ssg.c

@@ -0,0 +1,77 @@
+#include <dirent.h>
+#include <errno.h>
+#include <md4c.h>
+#include <md4c-html.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define MD4C_USE_UTF8
+
+char* combine_strs(char* str1, char* str2) {
+  int str1_len = strlen(str1);
+  int str2_len = strlen(str2);
+  char* output_buffer = malloc((str1_len + str2_len + 1) * sizeof(char));
+  if (output_buffer == NULL) {
+    printf("Error: Allocation Error\n");
+    return NULL;
+  }
+  memset(output_buffer, '\0', str1_len + str2_len + 1);
+  strncat(output_buffer, str1, str1_len);
+  strncat(output_buffer, str2, str2_len);
+  return output_buffer;
+}
+
+void* process(const MD_CHAR* text, MD_SIZE text_size, void* output) {
+  char* output_filename = combine_strs("output/", output);
+  if (output_filename == NULL) {
+    printf("Error: Unable to create filename buffer... Exiting\n");
+    exit(3);
+  }
+  FILE* output_file = fopen(output_filename, "");
+  if (output_file == NULL) {
+    printf("Error: Cannot open output file %s... Exiting\n", output_filename);
+    free(output_filename);
+    exit(4);
+  }
+  free(output_filename);
+  int bytes = fwrite(text, sizeof(char), text_size, output_file);
+  if (bytes != text_size) {
+    printf("Warning: %d bytes written when %d bytes were expected\n", bytes, text_size);
+  }
+  fclose(output_file);
+  return NULL;
+}
+
+void render_html(char* markdown_dir) {
+  int pf = MD_FLAG_COLLAPSEWHITESPACE | MD_FLAG_TABLES | MD_FLAG_TASKLISTS | MD_FLAG_STRIKETHROUGH | MD_FLAG_UNDERLINE;
+  int rf = 0;
+
+  struct dirent* de;
+  DIR* dr = opendir(markdown_dir);
+  errno = 0;
+  if (dr == NULL) {
+    printf("Error: Couldn't open directory %s\n", markdown_dir);
+    exit(2);
+  }
+  while ((de = readdir(dr)) != NULL) {
+    switch (de->d_type) {
+      case DT_DIR:
+        render_html(de->d_name);
+        break;
+      case DT_REG:
+        md_html(input, strlen(input), process, NULL, pf, rf);
+        break;
+    }
+  }
+  if (errno != 0) {
+    printf("Warning: Error occured while scanning directory %s\n", markdown_dir);
+  }
+}
+
+int main(int argv, char** argc) {
+  if (argv != 2) {
+    printf("Usage: ssg MARKDOWN_DIR\n");
+    exit(1);
+  }  
+}