Admin/Linux/Isabelle.c

+/*  Author:     Makarius
+
+Main Isabelle application executable.
+*/
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+
+static void fail(const char *msg)
+{
+  fprintf(stderr, "%s\n", msg);
+  exit(2);
+}
+
+
+int main(int argc, char *argv[])
+{
+  char **cmd_line = NULL;
+  int i = 0;
+
+  cmd_line = malloc(sizeof(char *) * argc);
+  if (cmd_line == NULL) fail("Failed to allocate command line");
+
+  cmd_line[0] = malloc(strlen(argv[0]) + 5);
+  if (cmd_line[0] == NULL) fail("Failed to allocate command line");
+
+  strcpy(cmd_line[0], argv[0]);
+  strcat(cmd_line[0], ".run");
+
+  for (i = 1; i < argc; i++) cmd_line[i] = argv[i];
+
+  execvp(cmd_line[0], cmd_line);
+  fail("Failed to execute application script");
+}
+