119 lines
2.7 KiB
C
119 lines
2.7 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <string.h>
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int offset;
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void
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output_def (FILE *out, const char *line)
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{
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const char *type, *type_e;
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const char *name, *name_e;
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for (type = line; *type && isspace (*type); type++)
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;
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for (type_e = type; *type_e && !isspace (*type_e); type_e++)
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;
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for (name = type_e; *name && isspace (*name); name++)
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;
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for (name_e = name; *name_e && !isspace (*name_e) && *name_e != ';'; name_e++)
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;
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if (strncmp ("int", type, type_e - type) == 0) {
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fprintf (out, "\t{ev_entity | DEF_SAVEGLOBAL,\t%d,\t\"%.*s\"},\n",
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offset, name_e - name, name);
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offset += 1;
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} else if (strncmp ("float", type, type_e - type) == 0) {
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fprintf (out, "\t{ev_float | DEF_SAVEGLOBAL,\t%d,\t\"%.*s\"},\n",
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offset, name_e - name, name);
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offset += 1;
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} else if (strncmp ("string_t", type, type_e - type) == 0) {
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fprintf (out, "\t{ev_string | DEF_SAVEGLOBAL,\t%d,\t\"%.*s\"},\n",
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offset, name_e - name, name);
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offset += 1;
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} else if (strncmp ("vec3_t", type, type_e - type) == 0) {
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fprintf (out, "\t{ev_vector | DEF_SAVEGLOBAL,\t%d,\t\"%.*s\"},\n",
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offset, name_e - name, name);
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offset += 3;
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} else if (strncmp ("func_t", type, type_e - type) == 0) {
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fprintf (out, "\t{ev_func,\t%d,\t\"%.*s\"},\n",
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offset, name_e - name, name);
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offset += 1;
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} else {
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fprintf (stderr, "unknown type %.*s\n", type_e - type, type);
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exit (1);
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}
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}
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int
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main (int argc, char **argv)
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{
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FILE *in, *out;
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char buf[256];
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int state = 0;
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if (argc != 4) {
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fprintf (stderr, "usage: gendefs prefix infile outfile\n");
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return 1;
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}
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if (!(in = fopen (argv[2], "rt"))) {
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perror (argv[2]);
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return 1;
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}
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if (!(out = fopen (argv[3], "wt"))) {
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perror (argv[3]);
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return 1;
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}
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fputs ("#include \"def.h\"\n\n", out);
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while (fgets (buf, sizeof (buf), in)) {
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switch (state) {
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case 0:
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if (buf[0] == '{')
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state++;
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break;
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case 1:
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fprintf (out, "def_t %s_global_defs[] = {\n", argv[1]);
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offset = 28;
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state++;
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case 2:
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if (buf[0] == '}') {
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fputs ("\t{ev_void,\t0,\t0},\n", out);
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fputs ("};\n", out);
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state++;
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break;
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}
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output_def (out, buf);
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break;
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case 3:
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if (buf[0] == '{')
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state++;
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break;
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case 4:
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fputs ("\n", out);
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fprintf (out, "def_t %s_field_defs[] = {\n", argv[1]);
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offset = 0;
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state++;
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case 5:
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if (buf[0] == '}') {
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state++;
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break;
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}
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output_def (out, buf);
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break;
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case 6:
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fputs ("\t{ev_void,\t0,\t0},\n", out);
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fputs ("};\n", out);
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state++;
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break;
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case 7:
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if (strncmp ("#define", buf, 7) == 0) {
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int crc;
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sscanf (buf, "#define PROGHEADER_CRC %d", &crc);
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fprintf (out, "\nint %s_crc = %d;\n", argv[1], crc);
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}
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break;
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}
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}
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return 0;
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}
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