tools/makeversion: build version headers

diff --git a/Kernel/tools/makeversion.c b/Kernel/tools/makeversion.c
new file mode 100644 (file)
index 0000000..8797175
--- /dev/null
+++ b/Kernel/tools/makeversion.c
@@ -0,0 +1,83 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+void write_body(FILE *out, char *v, char *sv, char *p)
+{
+       fprintf(out, "#include \"kernel.h\"\n\
+#include \"version.h\"\n\
+/* Format is version/sysname/release/system */\n\
+/* pack version first so we can use uname_str as a printf target */\n\
+struct sysinfoblk sysinfo = {\n\
+       sizeof(struct sysinfoblk),\n\
+       CONFIG_BANKS,\n\
+       UFTSIZE,\n\
+       PTABSIZE,\n\
+       TICKSPERSEC,\n\
+       0,\n\
+       0,\n\
+#ifdef CONFIG_PROFIL\n\
+       CONF_PROFIL |\n\
+#endif\n\
+#ifdef CONFIG_LEVEL_2\n\
+       CONF_LEVEL_2 |\n\
+#endif\n\
+       0,\n\
+       {0, 0, 0},\n\
+       0,\n\
+       0,\n\
+       /* Quoting to work around cc65 bug */\n\
+       \"%s\\0\"\"Fuzix\\0\"\"%s\\0\"\"%s\"\n\
+};\n\n",
+       v, sv, p);
+}
+
+void write_header(FILE *out, char *v, char *sv, char *p)
+{
+       fprintf(out, "\
+/*\n\
+ *     System info shared with user space\n\
+ */\n\
+struct sysinfoblk {\n\
+  uint8_t infosize;            /* For expandability */\n\
+  uint8_t banks;               /* Banks in our 64K (and thus pagesize) */\n\
+  uint8_t max_open;\n\
+  uint8_t nproc;               /* Number of processes */\n\
+  uint16_t ticks;              /* Tick rate in HZ */\n\
+  uint16_t memk;               /* Memory in KB */\n\
+  uint16_t usedk;              /* Used memory in KB */\n\
+  uint16_t config;             /* Config flag mask */\n\
+#define CONF_PROFIL            1\n\
+#define CONF_NET               2       /* Hah.. 8) */\n\
+#define CONF_LEVEL_2           4\n\
+  uint16_t loadavg[3];\n\
+  uint16_t swapk;\n\
+  uint16_t swapusedk;\n\
+  char uname[%d];\n\
+};\n\
+\n", strlen(v) + strlen(sv) + strlen(p) + 9);
+}
+
+int main(int argc, char *argv[])
+{
+       FILE *f;
+       if (argc != 4) {
+               fprintf(stderr, "%s version subversion platform\n", argv[0]);
+               exit(1);
+       }
+       f = fopen("include/sysinfoblk.h", "w");
+       if (f == NULL) {
+               perror("include/sysinfoblk.h");
+               exit(1);
+       }
+       write_header(f, argv[1], argv[2], argv[3]);
+       fclose(f);
+       f = fopen("version.c", "w");
+       if (f == NULL) {
+               perror("version.c");
+               exit(1);
+       }
+       write_body(f, argv[1], argv[2], argv[3]);
+       fclose(f);
+}