revive pandora and win32 builds, rm gp2x dep for linux, lots of refactoring

[libpicofe.git] / linux / plat.c

diff --git a/linux/plat.c b/linux/plat.c
index 751d97a..d777f23 100644 (file)
--- a/linux/plat.c
+++ b/linux/plat.c
@@ -1,4 +1,5 @@
 #include <stdio.h>
+#include <string.h>
 #include <dirent.h>
 #include <sys/time.h>
 #include <time.h>
@@ -17,6 +18,27 @@ int plat_is_dir(const char *path)
        return 0;
 }
 
+int plat_get_root_dir(char *dst, int len)
+{
+       extern char **g_argv;
+       int j;
+
+       strncpy(dst, g_argv[0], len);
+       len -= 32; // reserve
+       if (len < 0) len = 0;
+       dst[len] = 0;
+       for (j = strlen(dst); j > 0; j--)
+               if (dst[j] == '/') { dst[j+1] = 0; break; }
+
+       return j + 1;
+}
+
+#ifdef __GP2X__
+/* Wiz has a borked gettimeofday().. */
+#define plat_get_ticks_ms plat_get_ticks_ms_good
+#define plat_get_ticks_us plat_get_ticks_us_good
+#endif
+
 unsigned int plat_get_ticks_ms(void)
 {
        struct timeval tv;
@@ -25,12 +47,25 @@ unsigned int plat_get_ticks_ms(void)
        gettimeofday(&tv, NULL);
 
        ret = (unsigned)tv.tv_sec * 1000;
-       /* approximate division */
+       /* approximate /= 1000 */
        ret += ((unsigned)tv.tv_usec * 4195) >> 22;
 
        return ret;
 }
 
+unsigned int plat_get_ticks_us(void)
+{
+       struct timeval tv;
+       unsigned int ret;
+
+       gettimeofday(&tv, NULL);
+
+       ret = (unsigned)tv.tv_sec * 1000000;
+       ret += (unsigned)tv.tv_usec;
+
+       return ret;
+}
+
 void plat_sleep_ms(int ms)
 {
        usleep(ms * 1000);