Add GEBS_SHIFT() macro, pass commandline arguments to self after rebuild, add build dep on gebs.h

gebs.h

@@ -25,6 +25,7 @@
 #include <stdlib.h>
 #include <inttypes.h>
 #include <stdarg.h>
+#include <string.h>
 
 #if GEBS_PLATFORM == GEBS_PLATFORM_POSIX
 #   include <unistd.h>
@@ -37,6 +38,16 @@
 
 #define discard __attribute__((unused))
 
+// ----------------------------------------------------------------------------
+// Parsing commandline arguments
+// ----------------------------------------------------------------------------
+
+#define GEBS_SHIFT_CHECK(argc) \
+    (*(argc) <= 0 ? (GEBS_LOGE("Expected more arguments\n"), exit(EXIT_FAILURE)) : (0))
+
+#define GEBS_SHIFT(argc, argv) \
+    (GEBS_SHIFT_CHECK((argc)), --(*(argc)), *(*(argv))++)
+
 // ----------------------------------------------------------------------------
 // Defer macro
 // ----------------------------------------------------------------------------
@@ -553,7 +564,7 @@ void gebs_rebuild_self1_alloc(Gebs_Allocator *alloc, int argc, char ** argv,
                               int cmd_argc, char **cmd_argv, char *source)
 {
     const char *binary_path = argv[0];
-    if (!gebs_needs_rebuild(binary_path, source)) {
+    if (!gebs_needs_rebuild_many(binary_path, source, __FILE__)) {
         return;
     }
 
@@ -576,6 +587,10 @@ void gebs_rebuild_self1_alloc(Gebs_Allocator *alloc, int argc, char ** argv,
     
     cmd.count = 0;
     gebs_cmd_append_alloc(alloc, &cmd, (char *)binary_path);
+    for (size_t i = 1; i < argc; i++) {
+        gebs_cmd_append_alloc(alloc, &cmd, argv[i]);
+    }
+
     code = gebs_cmd_run_alloc(alloc, &cmd);
     if (code != EXIT_SUCCESS) {
         exit(EXIT_FAILURE);