standalone: refactor for becoming also a SDL driver

[sdl_omap.git] / src / video / omapdss / config.c

diff --git a/src/video/omapdss/config.c b/src/video/omapdss/config.c
new file mode 100644 (file)
index 0000000..e526c36
--- /dev/null
+++ b/src/video/omapdss/config.c
@@ -0,0 +1,76 @@
+/*
+ * (C) notaz, 2010
+ *
+ * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <strings.h>
+#include <ctype.h>
+
+#include "omapsdl.h"
+
+static char *sskip(char *p)
+{
+       while (*p && isspace(*p))
+               p++;
+       return p;
+}
+
+static char *nsskip(char *p)
+{
+       while (*p && !isspace(*p))
+               p++;
+       return p;
+}
+
+static int check_token(const char *p, const char *token)
+{
+       int tlen = strlen(token);
+       return strncasecmp(p, token, tlen) == 0 && isspace(p[tlen]);
+}
+
+void omapsdl_config(void)
+{
+       char buff[256];
+       FILE *f;
+
+       f = fopen("omapsdl.cfg", "r");
+       if (f == NULL)
+               return;
+
+       while (!feof(f)) {
+               char *p, *line = fgets(buff, sizeof(buff), f);
+               if (line == NULL)
+                       break;
+               p = line = sskip(line);
+               if (*p == '#')
+                       continue;
+
+               if (check_token(p, "bind")) {
+                       char *key, *key_end, *sdlkey, *sdlkey_end;
+                       key = sskip(p + 5);
+                       key_end = nsskip(key);
+                       p = sskip(key_end);
+                       if (*p != '=')
+                               goto bad;
+                       sdlkey = sskip(p + 1);
+                       sdlkey_end = nsskip(sdlkey);
+                       p = sskip(sdlkey_end);
+                       if (*key == 0 || *sdlkey == 0 || *p != 0)
+                               goto bad;
+                       *key_end = *sdlkey_end = 0;
+
+                       omapsdl_input_bind(key, sdlkey);
+                       continue;
+               }
+
+bad:
+               err("config: failed to parse: %s", line);
+       }
+       fclose(f);
+}
+
+