[Change] If ldata isn't found, try to be a bit more robust in finding it

yah?!

src/conf.c

@@ -13,6 +13,7 @@
 #include "input.h"
 #include "music.h"
 #include "nebulae.h"
+#include "pack.h"
 #include "lfile.h"
 #include "conf.h"
 
@@ -80,17 +81,36 @@ static void print_usage(char** argv) {
   LOG(" -v                     - Print the version and exit");
 }
 
-char dataVersion[PATH_MAX];
 /**
  * @brief Set the default configuration.
  */
 void conf_setDefaults(void) {
-  /* Global. */
+  int i, nfiles;
+  char** files;
+  size_t len;
+
+  /* Find data. */
   if(lfile_fileExists("%s-%d.%d.%d", DATA_NAME, VMAJOR, VMINOR, VREV)) {
-    snprintf(dataVersion, 128, "%s-%d.%d.%d", DATA_NAME, VMAJOR, VMINOR, VREV);
-    data = dataVersion;
-  } else
+    data = malloc(PATH_MAX);
+    snprintf(data, PATH_MAX, "%s-%d.%d.%d", DATA_NAME, VMAJOR, VMINOR, VREV);
+  } else if(lfile_fileExists(DATA_DEF))
     data = DATA_DEF;
+  else {
+    files = lfile_readDir(&nfiles, ".");
+    len = strlen(DATA_NAME);
+    for(i = 0; i < nfiles; i++) {
+      if(strncmp(files[i], DATA_NAME, len) == 0) {
+        /* Must be packfile. */
+        if(pack_check(files[i]))
+          continue;
+
+        data = strdup(files[i]);
+      }
+    }
+    for(i = 0; i < nfiles; i++)
+      free(files[i]);
+    free(files);
+  }
   /* GL. */
   gl_screen.w = 800;
   gl_screen.h = 600;

src/lephisto.c

@@ -132,7 +132,7 @@ int main(int argc, char** argv) {
   debug_sigInit();
 
   /* Create the home directory if needed. */
-  if(lfile_dirMakeExist("."))
+  if(lfile_dirMakeExist("%s", lfile_basePath()))
     WARN("Unable to create lephisto directory '%s'", lfile_basePath());
 
   /* Input must be initialized for config to work. */

src/lfile.c

@@ -60,18 +60,23 @@ char* lfile_basePath(void) {
  *    @param path Path to create directory if it doesn't exist.
  *    @return 0 on success.
  */
-int lfile_dirMakeExist(const char* path) {
+int lfile_dirMakeExist(const char* path, ...) {
   char file[PATH_MAX];
+  va_list ap;
+  size_t l;
+
+  l = 0;
+  if(path == NULL) return -1;
+  else { /* Get the message. */
+    va_start(ap, path);
+    vsnprintf(file, PATH_MAX-l, path, ap);
+    l = strlen(file);
+    va_end(ap);
+  }
 
 #ifdef LINUX
   struct stat buf;
 
-  if(strcmp(path, ".")==0) {
-    strncpy(file, lfile_basePath(), PATH_MAX);
-    file[PATH_MAX-1] = '\0';
-  }
-  else
-    snprintf(file, PATH_MAX, "%s%s", lfile_basePath(), path);
   stat(file, &buf);
   if(!S_ISDIR(buf.st_mode))
     if(mkdir(file, S_IRWXU | S_IRWXG | S_IRWXO) < 0) {
@@ -127,11 +132,22 @@ int lfile_fileExists(const char* path, ...) {
  *    @param[out] lfiles Returns how many files there are.
  *    @param path Directory to read.
  */
-char** lfile_readDir(int* lfiles, const char* path) {
-  char file[PATH_MAX];
+char** lfile_readDir(int* lfiles, const char* path, ...) {
+  char file[PATH_MAX], base[PATH_MAX];
   char** files;
+  va_list ap;
+  size_t l;
 
-  snprintf(file, PATH_MAX, "%s%s", lfile_basePath(), path);
+  l = 0;
+  if(path == NULL) {
+    *lfiles = 0;
+    return NULL;
+  } else { /* Get the message. */
+    va_start(ap, path);
+    vsnprintf(base, PATH_MAX-l, path, ap);
+    l = strlen(base);
+    va_end(ap);
+  }
 
 #ifdef LINUX
   int i, j, k, n;
@@ -148,7 +164,7 @@ char** lfile_readDir(int* lfiles, const char* path) {
   tfiles = malloc(sizeof(char*)*mfiles);
   tt = malloc(sizeof(time_t)*mfiles);
 
-  d = opendir(file);
+  d = opendir(base);
   if(d == NULL)
     return NULL;
 
@@ -161,7 +177,7 @@ char** lfile_readDir(int* lfiles, const char* path) {
       continue;
 
     /* Stat the file. */
-    snprintf(file, PATH_MAX, "%s%s/%s", lfile_basePath(), path, name);
+    snprintf(file, PATH_MAX, "%s/%s", base, name);
     if(stat(file, &sb) == -1)
       continue; /* Unable to stat. */
 

src/lfile.h

@@ -3,10 +3,10 @@
 char*   lfile_basePath(void);
 
 /* Create if doesn't exist, 0 success. */
-int     lfile_dirMakeExist(const char* path); 
+int     lfile_dirMakeExist(const char* path, ...); 
 
 /* Return 1 on exit. */
 int     lfile_fileExists(const char* path, ...);
 
-char**  lfile_readDir(int* lfiles, const char* path);
+char**  lfile_readDir(int* lfiles, const char* path, ...);
 

src/nebulae.c

@@ -493,7 +493,7 @@ static int nebu_generate(void) {
 
   /* Generate all the nebulae backgrounds. */
   nebu = noise_genNebulaeMap(w, h, NEBULAE_Z, 5.);
-  lfile_dirMakeExist("gen");
+  lfile_dirMakeExist("%sgen", lfile_basePath());
 
   /* Save each nebulae as an image. */
   for(i = 0; i < NEBULAE_Z; i++) {

src/pack.c

@@ -79,7 +79,7 @@ static off_t getfilesize(const char* filename) {
  *
  * @brief Check to see if a file is a packfile
  *    @param filename Name of the file to check.
- *    @return 1 if it is a packfile, 0 if it isn't and -1 on error.
+ *    @return 0 if it is a packfile, 1 if it isn't and -1 on error.
  */
 int pack_check(const char* filename) {
   int ret;

src/player.c

@@ -2042,7 +2042,7 @@ void player_screenshot(void) {
   int done;
   char filename[PATH_MAX];
 
-  if(lfile_dirMakeExist("screenshots")) {
+  if(lfile_dirMakeExist("%sscreenshots", lfile_basePath())) {
     WARN("Aborting screenshots");
     return;
   }

src/save.c

@@ -111,7 +111,7 @@ void load_game_menu(void) {
   wid = window_create("Load Game", -1, -1, LOAD_WIDTH, LOAD_HEIGHT);
 
   /* Load the saves. */
-  files = lfile_readDir(&lfiles, "saves");
+  files = lfile_readDir(&lfiles, "%ssaves", lfile_basePath());
   for(i = 0; i < lfiles; i++) {
     len = strlen(files[i]);