* Moved lcc and q3asm into code/tools

git-svn-id: svn://svn.icculus.org/quake3/trunk@134 edf5b092-35ff-0310-97b2-ce42778d08ea

9 files changed, 1796 insertions, 0 deletions

diff --git a/code/tools/lcc/etc/bprint.c b/code/tools/lcc/etc/bprint.c
new file mode 100644
index 0000000..fd073ab
--- /dev/null
+++ b/code/tools/lcc/etc/bprint.c
@@ -0,0 +1,475 @@
+#include <assert.h>
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+/* bprint [ -c | -Idir... | -f | -b | -n ] [ file... ]
+ * annotate listings of files with prof.out data
+ */
+
+
+#define NDIRS (sizeof dirs/sizeof dirs[0] - 1)
+#define NEW(p,a) ((p) = alloc(sizeof *(p)))
+#define newarray(m,n,a) alloc((m)*(n))
+#define NELEMS(a) ((int)(sizeof (a)/sizeof ((a)[0])))
+
+#define MAXTOKEN 64
+
+struct count {			/* count data: */
+	int x, y;			/* source coordinate */
+	int count;			/* associated execution count */
+};
+
+char *progname;
+int number;
+char *dirs[20];
+int fcount;
+
+struct file {			/* per-file prof.out data: */
+	struct file *link;		/* link to next file */
+	char *name;			/* file name */
+	int size;			/* size of counts[] */
+	int count;			/* counts[0..count-1] hold valid data */
+	struct count *counts;		/* count data */
+	struct func {			/* function data: */
+		struct func *link;		/* link to next function */
+		char *name;			/* function name */
+		struct count count;		/* total number of calls */
+		struct caller {		/* caller data: */
+			struct caller *link;	/* link to next caller */
+			char *name;		/* caller's name */
+			char *file;		/* call site: file, x, y */
+			int x, y;
+			int count;		/* number of calls from this site */
+		} *callers;
+	} *funcs;			/* list of functions */
+} *filelist;
+FILE *fp;
+
+extern int process(char *);
+extern int findfunc(char *, char *);
+extern int findcount(char *, int, int);
+
+void *alloc(unsigned);
+char *string(char *);
+int process(char *);
+void emitdata(char *);
+void printfile(struct file *, int);
+void printfuncs(struct file *, int);
+
+/* alloc - allocate n bytes or die */
+void *alloc(unsigned n) {
+	void *new = malloc(n);
+
+	assert(new);
+	return new;
+}
+
+/* emitdata - write prof.out data to file */
+void emitdata(char *file) {
+	FILE *fp;
+
+	if ((fp = fopen(file, "w"))) {
+		struct file *p;
+		for (p = filelist; p; p = p->link) {
+			int i;
+			struct func *q;
+			struct caller *r;
+			fprintf(fp, "1\n%s\n", p->name);
+			for (i = 0, q = p->funcs; q; i++, q = q->link)
+				if ((r = q->callers))
+					for (i--; r; r = r->link)
+						i++;
+			fprintf(fp, "%d\n", i);
+			for (q = p->funcs; q; q = q->link)
+				if (q->count.count == 0 || !q->callers)
+					fprintf(fp, "%s 1 %d %d %d ? ? 0 0\n", q->name, q->count.x,
+						q->count.y, q->count.count);
+				else
+					for (r = q->callers; r; r = r->link)
+						fprintf(fp, "%s 1 %d %d %d %s %s %d %d\n", q->name, q->count.x,
+							q->count.y, r->count, r->name, r->file, r->x, r->y);
+			fprintf(fp, "%d\n", p->count);
+			for (i = 0; i < p->count; i++)
+				fprintf(fp, "1 %d %d %d\n", p->counts[i].x,
+					p->counts[i].y, p->counts[i].count);
+		}
+		fclose(fp);
+	} else
+		fprintf(stderr, "%s: can't create `%s'\n", progname, file);
+}
+
+/* openfile - open name for reading, searching -I directories */
+FILE *openfile(char *name) {
+	int i;
+	FILE *fp;
+
+	if (*name != '/')	
+		for (i = 0; dirs[i]; i++) {
+			char buf[200];
+			sprintf(buf, "%s/%s", dirs[i], name);
+			if ((fp = fopen(buf, "r")))
+				return fp;
+		}
+	return fopen(name, "r");
+}
+
+/* printfile - print annotated listing for p */
+void printfile(struct file *p, int nf) {
+	int lineno;
+	FILE *fp;
+	char *s, buf[512];
+	struct count *u = p->counts, *r, *uend;
+
+	if (u == 0 || p->count <= 0)
+		return;
+	uend = &p->counts[p->count];
+	if ((fp = openfile(p->name)) == NULL) {
+		fprintf(stderr, "%s: can't open `%s'\n", progname, p->name);
+		return;
+	}
+	if (nf)
+		printf("%s%s:\n\n", nf == 1 ? "" : "\f", p->name);
+	for (lineno = 1; fgets(buf, sizeof buf, fp); lineno++) {
+		if (number)
+			printf("%d\t", lineno);
+		while (u < uend && u->y < lineno)
+			u++;
+		for (s = buf; *s; ) {
+			char *t = s + 1;
+			while (u < uend && u->y == lineno && u->x < s - buf)
+				u++;
+			if (isalnum(*s) || *s == '_')
+				while (isalnum(*t) || *t == '_')
+					t++;
+			while (u < uend && u->y == lineno && u->x < t - buf) {
+				printf("<%d>", u->count);
+				for (r = u++; u < uend && u->x == r->x && u->y == r->y && u->count == r->count; u++)
+					;
+			}
+			while (s < t)
+				putchar(*s++);
+		}
+		if (*s)
+			printf("%s", s);
+	}
+	fclose(fp);
+}
+
+/* printfuncs - summarize data for functions in p */
+void printfuncs(struct file *p, int nf) {
+	struct func *q;
+
+	if (nf)
+		printf("%s:\n", p->name);
+	for (q = p->funcs; q; q = q->link)
+		if (fcount <= 1 || q->count.count == 0 || !q->callers)
+			printf("%d\t%s\n", q->count.count, q->name);
+		else {
+			struct caller *r;
+			for (r = q->callers; r; r = r->link)
+				printf("%d\t%s\tfrom %s\tin %s:%d.%d\n", r->count, q->name, r->name,
+					r->file, r->y, r->x + 1);
+		}
+		
+}
+
+/* string - save a copy of str, if necessary */
+char *string(char *str) {
+	static struct string { struct string *link; char str[1]; } *list;
+	struct string *p;
+
+	for (p = list; p; p = p->link)
+		if (strcmp(p->str, str) == 0)
+			return p->str;
+	p = (struct string *)alloc(strlen(str) + sizeof *p);
+	strcpy(p->str, str);
+	p->link = list;
+	list = p;
+	return p->str;
+}
+/* acaller - add caller and site (file,x,y) to callee's callers list */
+static void acaller(char *caller, char *file, int x, int y, int count, struct func *callee) {
+	struct caller *q;
+
+	assert(callee);
+	for (q = callee->callers; q && (caller != q->name
+		|| file != q->file || x != q->x || y != q->y); q = q->link)
+		;
+	if (!q) {
+		struct caller **r;
+		NEW(q, PERM);
+		q->name = caller;
+		q->file = file;
+		q->x = x;
+		q->y = y;
+		q->count = 0;
+		for (r = &callee->callers; *r && (strcmp(q->name, (*r)->name) > 0
+			|| strcmp(q->file, (*r)->file) > 0 || q->y > (*r)->y || q->y > (*r)->y); r = &(*r)->link)
+			;
+		q->link = *r;
+		*r = q;
+	}
+	q->count += count;
+}
+
+/* compare - return <0, 0, >0 if a<b, a==b, a>b, resp. */
+static int compare(struct count *a, struct count *b) {
+	if (a->y == b->y)
+		return a->x - b->x;
+	return a->y - b->y;
+}
+
+/* findfile - return file name's file list entry, or 0 */
+static struct file *findfile(char *name) {
+	struct file *p;
+
+	for (p = filelist; p; p = p->link)
+		if (p->name == name)
+			return p;
+	return 0;
+}
+
+/* afunction - add function name and its data to file's function list */
+static struct func *afunction(char *name, char *file, int x, int y, int count) {
+	struct file *p = findfile(file);
+	struct func *q;
+
+	assert(p);
+	for (q = p->funcs; q && name != q->name; q = q->link)
+		;
+	if (!q) {
+		struct func **r;
+		NEW(q, PERM);
+		q->name = name;
+		q->count.x = x;
+		q->count.y = y;
+		q->count.count = 0;
+		q->callers = 0;
+		for (r = &p->funcs; *r && compare(&q->count, &(*r)->count) > 0; r = &(*r)->link)
+			;
+		q->link = *r;
+		*r = q;
+	}
+	q->count.count += count;
+	return q;
+}
+
+/* apoint - append execution point i to file's data */ 
+static void apoint(int i, char *file, int x, int y, int count) {
+	struct file *p = findfile(file);
+
+	assert(p);
+	if (i >= p->size) {
+		int j;
+		if (p->size == 0) {
+			p->size = i >= 200 ? 2*i : 200;
+			p->counts = newarray(p->size, sizeof *p->counts, PERM);
+		} else {
+			struct count *new;
+			p->size = 2*i;
+			new = newarray(p->size, sizeof *new, PERM);
+			for (j = 0; j < p->count; j++)
+				new[j] = p->counts[j];
+			p->counts = new;
+		}
+		for (j = p->count; j < p->size; j++) {
+			static struct count z;
+			p->counts[j] = z;
+		}
+	}
+	p->counts[i].x = x;
+	p->counts[i].y = y;
+	p->counts[i].count += count;
+	if (i >= p->count)
+		p->count = i + 1;
+}
+
+/* findcount - return count associated with (file,x,y) or -1 */
+int findcount(char *file, int x, int y) {
+	static struct file *cursor;
+
+	if (cursor == 0 || cursor->name != file)
+		cursor = findfile(file);
+	if (cursor) {
+		int l, u;
+		struct count *c = cursor->counts;
+		for (l = 0, u = cursor->count - 1; l <= u; ) {
+			int k = (l + u)/2;
+			if (c[k].y > y || (c[k].y == y && c[k].x > x))
+				u = k - 1;
+			else if (c[k].y < y || (c[k].y == y && c[k].x < x))
+				l = k + 1;
+			else
+				return c[k].count;
+		}
+	}
+	return -1;
+}
+
+/* findfunc - return count associated with function name in file or -1 */
+int findfunc(char *name, char *file) {
+	static struct file *cursor;
+
+	if (cursor == 0 || cursor->name != file)
+		cursor = findfile(file);
+	if (cursor) {
+		struct func *p;
+		for (p = cursor->funcs; p; p = p->link)
+			if (p->name == name)
+				return p->count.count;
+	}
+	return -1;
+}
+
+/* getd - read a nonnegative number */
+static int getd(void) {
+	int c, n = 0;
+
+	while ((c = getc(fp)) != EOF && (c == ' ' || c == '\n' || c == '\t'))
+		;
+	if (c >= '0' && c <= '9') {
+		do
+			n = 10*n + (c - '0');
+		while ((c = getc(fp)) >= '0' && c <= '9');
+		return n;
+	}
+	return -1;
+}
+
+/* getstr - read a string */
+static char *getstr(void) {
+	int c;
+	char buf[MAXTOKEN], *s = buf;
+
+	while ((c = getc(fp)) != EOF && c != ' ' && c != '\n' && c != '\t')
+		if (s - buf < (int)sizeof buf - 2)
+			*s++ = c;
+	*s = 0;
+	return s == buf ? (char *)0 : string(buf);
+}
+
+/* gather - read prof.out data from fd */
+static int gather(void) {
+	int i, nfiles, nfuncs, npoints;
+	char *files[64];
+
+	if ((nfiles = getd()) < 0)
+		return 0;
+	assert(nfiles < NELEMS(files));
+	for (i = 0; i < nfiles; i++) {
+		if ((files[i] = getstr()) == 0)
+			return -1;
+		if (!findfile(files[i])) {
+			struct file *new;
+			NEW(new, PERM);
+			new->name = files[i];
+			new->size = new->count = 0;
+			new->counts = 0;
+			new->funcs = 0;
+			new->link = filelist;
+			filelist = new;
+		}
+	}
+	if ((nfuncs = getd()) < 0)
+		return -1;
+	for (i = 0; i < nfuncs; i++) {
+		struct func *q;
+		char *name, *file;
+		int f, x, y, count;
+		if ((name = getstr()) == 0 || (f = getd()) <= 0
+		|| (x = getd()) < 0 || (y = getd()) < 0 || (count = getd()) < 0)
+			return -1;
+		q = afunction(name, files[f-1], x, y, count);
+		if ((name = getstr()) == 0 || (file = getstr()) == 0
+		|| (x = getd()) < 0 || (y = getd()) < 0)
+			return -1;
+		if (*name != '?')
+			acaller(name, file, x, y, count, q);
+	}
+	if ((npoints = getd()) < 0)
+		return -1;
+	for (i = 0; i < npoints; i++) {
+		int f, x, y, count;
+		if ((f = getd()) < 0 || (x = getd()) < 0 || (y = getd()) < 0
+		|| (count = getd()) < 0)
+			return -1;
+		if (f)
+			apoint(i, files[f-1], x, y, count);
+	}
+	return 1;
+}
+
+/* process - read prof.out data from file */
+int process(char *file) {
+	int more;
+
+	if ((fp = fopen(file, "r")) != NULL) {
+		struct file *p;
+		while ((more = gather()) > 0)
+			;
+		fclose(fp);
+		if (more < 0)
+			return more;
+		for (p = filelist; p; p = p->link)
+			qsort(p->counts, p->count, sizeof *p->counts,
+				(int (*)(const void *, const void *))
+				compare);
+		
+		return 1;
+	}
+	return 0;
+}
+int main(int argc, char *argv[]) {
+	int i;
+	struct file *p;
+	void (*f)(struct file *, int) = printfile;
+
+	progname = argv[0];
+	if ((i = process("prof.out")) <= 0) {
+		fprintf(stderr, "%s: can't %s `%s'\n", progname,
+			i == 0 ? "open" : "interpret", "prof.out");
+		exit(1);
+	}
+	for (i = 1; i < argc && *argv[i] == '-'; i++)
+		if (strcmp(argv[i], "-c") == 0) {
+			emitdata("prof.out"); 
+			exit(0);
+		} else if (strcmp(argv[i], "-b") == 0)
+			f = printfile;
+		else if (strcmp(argv[i], "-f") == 0) {
+			fcount++;
+			f = printfuncs;
+		} else if (strcmp(argv[i], "-n") == 0)
+			number++;
+		else if (strncmp(argv[i], "-I", 2) == 0) {
+			int j;
+			for (j = 0; j < NDIRS && dirs[j]; j++)
+				;
+			if (j < NDIRS)
+				dirs[j] = &argv[i][2];
+			else
+				fprintf(stderr, "%s: too many -I options\n", progname);
+		} else {
+			fprintf(stderr, "usage: %s [ -c | -b | -n | -f | -Idir... ] [ file... ]\n", progname);
+			exit(1);
+		}
+	for (p = filelist; p; p = p->link)
+		qsort(p->counts, p->count, sizeof *p->counts,
+			(int (*)(const void *, const void *))compare);
+	if (i < argc) {
+		int nf = i < argc - 1 ? 1 : 0;
+		for ( ; i < argc; i++, nf ? nf++ : 0)
+			if ((p = findfile(string(argv[i]))))
+				(*f)(p, nf);
+			else
+				fprintf(stderr, "%s: no data for `%s'\n", progname, argv[i]);
+	} else {
+		int nf = filelist && filelist->link ? 1 : 0;
+		for (p = filelist; p; p = p->link, nf ? nf++ : 0)
+			(*f)(p, nf);
+	}
+	return 0;
+}
+
diff --git a/code/tools/lcc/etc/gcc-solaris.c b/code/tools/lcc/etc/gcc-solaris.c
new file mode 100644
index 0000000..24b6cd4
--- /dev/null
+++ b/code/tools/lcc/etc/gcc-solaris.c
@@ -0,0 +1,50 @@
+/* SPARCs running Solaris 2.5.1 w/GCC tools
+   at CS Dept., Princeton University */
+
+#include <string.h>
+
+
+#ifndef LCCDIR
+#define LCCDIR "/usr/local/lib/lcc/"
+#endif
+#ifndef GCCDIR
+#define GCCDIR "/usr/local/gnu/bin/"
+#endif
+#ifndef GCCLIB
+#define GCCLIB "/usr/local/gnu/lib/gcc-lib/sparc-sun-solaris2.5/2.7.2/"
+#endif
+
+char *suffixes[] = { ".c", ".i", ".s", ".o", ".out", 0 };
+char inputs[256] = "";
+char *cpp[] = { LCCDIR "cpp",
+	"-D__STDC__=1", "-Dsparc", "-D__sparc__", "-Dsun", "-D__sun__", "-Dunix",
+	"$1", "$2", "$3", 0 };
+char *include[] = { "-I" LCCDIR "include", "-I/usr/local/include",
+	"-I" GCCLIB "include", "-I/usr/include", 0 };
+char *com[] = { LCCDIR "rcc", "-target=sparc/solaris",
+	"$1", "$2", "$3", 0 };
+char *as[] = { GCCDIR "as", "-f", "-o", "$3", "$1", "$2", 0 };
+char *ld[] = { GCCDIR "ld", "-o", "$3", "$1",
+	GCCLIB "crti.o", GCCLIB "crt1.o",
+	GCCLIB "crtbegin.o", "$2", "", "", "-L" LCCDIR, "-llcc",
+	"-L" GCCLIB, "-lgcc", "-lm", "-lc", "",
+	GCCLIB "crtend.o", GCCLIB "crtn.o", 0 };
+
+extern char *concat(char *, char *);
+
+int option(char *arg) {
+	if (strncmp(arg, "-lccdir=", 8) == 0) {
+		cpp[0] = concat(&arg[8], "/cpp");
+		include[0] = concat("-I", concat(&arg[8], "/include"));
+		ld[10] = concat("-L", &arg[8]);
+		com[0] = concat(&arg[8], "/rcc");
+	} else if (strcmp(arg, "-g") == 0)
+		;
+	else if (strcmp(arg, "-pg") == 0) {
+		ld[8] = GCCLIB "gmon.o";
+	} else if (strcmp(arg, "-b") == 0)
+		;
+	else
+		return 0;
+	return 1;
+}
diff --git a/code/tools/lcc/etc/irix.c b/code/tools/lcc/etc/irix.c
new file mode 100644
index 0000000..1b123e2
--- /dev/null
+++ b/code/tools/lcc/etc/irix.c
@@ -0,0 +1,64 @@
+/* SGI big endian MIPSes running IRIX 5.2 at CS Dept., Princeton University */
+
+#include <string.h>
+
+
+#ifndef LCCDIR
+#define LCCDIR "/usr/local/lib/lcc/"
+#endif
+
+char *suffixes[] = { ".c", ".i", ".s", ".o", ".out", 0 };
+char inputs[256] = "";
+char *cpp[] = { LCCDIR "cpp", "-D__STDC__=1",
+	"-DLANGUAGE_C",
+	"-DMIPSEB",
+	"-DSYSTYPE_SVR4",
+	"-D_CFE",
+	"-D_LANGUAGE_C",
+	"-D_MIPSEB",
+	"-D_MIPS_FPSET=16",
+	"-D_MIPS_ISA=_MIPS_ISA_MIPS1",
+	"-D_MIPS_SIM=_MIPS_SIM_ABI32",
+	"-D_MIPS_SZINT=32",
+	"-D_MIPS_SZLONG=32",
+	"-D_MIPS_SZPTR=32",
+	"-D_SGI_SOURCE",
+	"-D_SVR4_SOURCE",
+	"-D_SYSTYPE_SVR4",
+	"-D__host_mips",
+	"-D__mips=1",
+	"-D__sgi",
+	"-D__unix",
+	"-Dhost_mips",
+	"-Dmips",
+	"-Dsgi",
+	"-Dunix",
+	"$1", "$2", "$3", 0 };
+char *com[] =  { LCCDIR "rcc", "-target=mips/irix", "$1", "$2", "$3", "", 0 };
+char *include[] = { "-I" LCCDIR "include", "-I/usr/local/include",
+	"-I/usr/include", 0 };
+char *as[] = { "/usr/bin/as", "-o", "$3", "$1", "-nocpp", "-KPIC", "$2", 0 };
+char *ld[] = { "/usr/bin/ld", "-require_dynamic_link", "_rld_new_interface",
+	"-elf", "-_SYSTYPE_SVR4", "-Wx,-G", "0", "-g0", "-KPIC", "-dont_warn_unused",
+	"-o", "$3", "/usr/lib/crt1.o", "-L/usr/local/lib",
+	"$1", "$2", "", "-L" LCCDIR, "-llcc", "-lc", "-lm", "/usr/lib/crtn.o", 0
+};
+
+extern char *concat(char *, char *);
+
+int option(char *arg) {
+	if (strncmp(arg, "-lccdir=", 8) == 0) {
+		cpp[0] = concat(&arg[8], "/cpp");
+		include[0] = concat("-I", concat(&arg[8], "/include"));
+		com[0] = concat(&arg[8], "/rcc");
+		ld[17] = concat("-L", &arg[8]);
+	} else if (strcmp(arg, "-g") == 0)
+		;
+	else if (strcmp(arg, "-p") == 0)
+		ld[12] = "/usr/lib/mcrt1.o";
+	else if (strcmp(arg, "-b") == 0)
+		;
+	else
+		return 0;
+	return 1;
+}
diff --git a/code/tools/lcc/etc/lcc.c b/code/tools/lcc/etc/lcc.c
new file mode 100644
index 0000000..89706df
--- /dev/null
+++ b/code/tools/lcc/etc/lcc.c
@@ -0,0 +1,799 @@
+/*
+ * lcc [ option ]... [ file | -llib ]...
+ * front end for the ANSI C compiler
+ */
+static char rcsid[] = "Id: dummy rcsid";
+
+#include <stdio.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+#include <ctype.h>
+#include <signal.h>
+#include <unistd.h>
+
+#ifndef TEMPDIR
+#define TEMPDIR "/tmp"
+#endif
+
+typedef struct list *List;
+struct list {		/* circular list nodes: */
+	char *str;		/* option or file name */
+	List link;		/* next list element */
+};
+
+static void *alloc(int);
+static List append(char *,List);
+extern char *basepath(char *);
+static int callsys(char *[]);
+extern char *concat(char *, char *);
+static int compile(char *, char *);
+static void compose(char *[], List, List, List);
+static void error(char *, char *);
+static char *exists(char *);
+static char *first(char *);
+static int filename(char *, char *);
+static List find(char *, List);
+static void help(void);
+static void initinputs(void);
+static void interrupt(int);
+static void opt(char *);
+static List path2list(const char *);
+extern int main(int, char *[]);
+extern char *replace(const char *, int, int);
+static void rm(List);
+extern char *strsave(const char *);
+extern char *stringf(const char *, ...);
+extern int suffix(char *, char *[], int);
+extern char *tempname(char *);
+
+extern int getpid(void);
+
+extern char *cpp[], *include[], *com[], *as[],*ld[], inputs[], *suffixes[];
+extern int option(char *);
+
+static int errcnt;		/* number of errors */
+static int Eflag;		/* -E specified */
+static int Sflag;		/* -S specified */
+static int cflag;		/* -c specified */
+static int verbose;		/* incremented for each -v */
+static List llist[2];		/* loader files, flags */
+static List alist;		/* assembler flags */
+static List clist;		/* compiler flags */
+static List plist;		/* preprocessor flags */
+static List ilist;		/* list of additional includes from LCCINPUTS */
+static List rmlist;		/* list of files to remove */
+static char *outfile;		/* ld output file or -[cS] object file */
+static int ac;			/* argument count */
+static char **av;		/* argument vector */
+char *tempdir = TEMPDIR;	/* directory for temporary files */
+static char *progname;
+static List lccinputs;		/* list of input directories */
+
+int main(int argc, char *argv[]) {
+	int i, j, nf;
+	
+	progname = argv[0];
+	ac = argc + 50;
+	av = alloc(ac*sizeof(char *));
+	if (signal(SIGINT, SIG_IGN) != SIG_IGN)
+		signal(SIGINT, interrupt);
+	if (signal(SIGTERM, SIG_IGN) != SIG_IGN)
+		signal(SIGTERM, interrupt);
+#ifdef SIGHUP
+	if (signal(SIGHUP, SIG_IGN) != SIG_IGN)
+		signal(SIGHUP, interrupt);
+#endif
+	if (getenv("TMP"))
+		tempdir = getenv("TMP");
+	else if (getenv("TEMP"))
+		tempdir = getenv("TEMP");
+	else if (getenv("TMPDIR"))
+		tempdir = getenv("TMPDIR");
+	assert(tempdir);
+	i = strlen(tempdir);
+	for (; (i > 0 && tempdir[i-1] == '/') || tempdir[i-1] == '\\'; i--)
+		tempdir[i-1] = '\0';
+	if (argc <= 1) {
+		help();
+		exit(0);
+	}
+	plist = append("-D__LCC__", 0);
+	initinputs();
+	if (getenv("LCCDIR"))
+		option(stringf("-lccdir=%s", getenv("LCCDIR")));
+	for (nf = 0, i = j = 1; i < argc; i++) {
+		if (strcmp(argv[i], "-o") == 0) {
+			if (++i < argc) {
+				if (suffix(argv[i], suffixes, 2) >= 0) {
+					error("-o would overwrite %s", argv[i]);
+					exit(8);
+				}
+				outfile = argv[i];
+				continue;
+			} else {
+				error("unrecognized option `%s'", argv[i-1]);
+				exit(8);
+			}
+		} else if (strcmp(argv[i], "-target") == 0) {
+			if (argv[i+1] && *argv[i+1] != '-')
+				i++;
+			continue;
+		} else if (*argv[i] == '-' && argv[i][1] != 'l') {
+			opt(argv[i]);
+			continue;
+		} else if (*argv[i] != '-' && suffix(argv[i], suffixes, 3) >= 0)
+			nf++;
+		argv[j++] = argv[i];
+	}
+	if ((cflag || Sflag) && outfile && nf != 1) {
+		fprintf(stderr, "%s: -o %s ignored\n", progname, outfile);
+		outfile = 0;
+	}
+	argv[j] = 0;
+	for (i = 0; include[i]; i++)
+		plist = append(include[i], plist);
+	if (ilist) {
+		List b = ilist;
+		do {
+			b = b->link;
+			plist = append(b->str, plist);
+		} while (b != ilist);
+	}
+	ilist = 0;
+	for (i = 1; argv[i]; i++)
+		if (*argv[i] == '-')
+			opt(argv[i]);
+		else {
+			char *name = exists(argv[i]);
+			if (name) {
+				if (strcmp(name, argv[i]) != 0
+				|| (nf > 1 && suffix(name, suffixes, 3) >= 0))
+					fprintf(stderr, "%s:\n", name);
+				filename(name, 0);
+			} else
+				error("can't find `%s'", argv[i]);
+		}
+	if (errcnt == 0 && !Eflag && !Sflag && !cflag && llist[1]) {
+		compose(ld, llist[0], llist[1],
+			append(outfile ? outfile : concat("a", first(suffixes[4])), 0));
+		if (callsys(av))
+			errcnt++;
+	}
+	rm(rmlist);	
+	return errcnt ? EXIT_FAILURE : EXIT_SUCCESS;
+}
+
+/* alloc - allocate n bytes or die */
+static void *alloc(int n) {
+	static char *avail, *limit;
+	
+	n = (n + sizeof(char *) - 1)&~(sizeof(char *) - 1);
+	if (n >= limit - avail) {
+		avail = malloc(n + 4*1024);
+		assert(avail);
+		limit = avail + n + 4*1024;
+	}
+	avail += n;
+	return avail - n;
+}
+
+/* append - append a node with string str onto list, return new list */	
+static List append(char *str, List list) {
+	List p = alloc(sizeof *p);
+
+	p->str = str;
+	if (list) {
+		p->link = list->link;
+		list->link = p;
+	} else
+		p->link = p;
+	return p;
+}
+
+/* basepath - return base name for name, e.g. /usr/drh/foo.c => foo */
+char *basepath(char *name) {
+	char *s, *b, *t = 0;
+
+	for (b = s = name; *s; s++)
+		if (*s == '/' || *s == '\\') {
+			b = s + 1;
+			t = 0;
+		} else if (*s == '.')
+			t = s;
+	s = strsave(b);
+	if (t)
+		s[t-b] = 0;
+	return s;
+}
+
+#ifdef WIN32
+#include <process.h>
+#else
+#define _P_WAIT 0
+extern int fork(void);
+extern int wait(int *);
+
+static int _spawnvp(int mode, const char *cmdname, char *argv[]) {
+	int pid, n, status;
+
+	switch (pid = fork()) {
+	case -1:
+		fprintf(stderr, "%s: no more processes\n", progname);
+		return 100;
+	case 0:
+		// TTimo removing hardcoded paths, searching in $PATH
+		execvp(cmdname, argv);
+		fprintf(stderr, "%s: ", progname);
+		perror(cmdname);
+		fflush(stdout);
+		exit(100);
+	}
+	while ((n = wait(&status)) != pid && n != -1)
+		;
+	if (n == -1)
+		status = -1;
+	if (status&0377) {
+		fprintf(stderr, "%s: fatal error in %s\n", progname, cmdname);
+		status |= 0400;
+	}
+	return (status>>8)&0377;
+}
+#endif
+
+/* callsys - execute the command described by av[0...], return status */
+static int callsys(char **av) {
+	int i, status = 0;
+	static char **argv;
+	static int argc;
+
+	for (i = 0; av[i] != NULL; i++)
+		;
+	if (i + 1 > argc) {
+		argc = i + 1;
+		if (argv == NULL)
+			argv = malloc(argc*sizeof *argv);
+		else
+			argv = realloc(argv, argc*sizeof *argv);
+		assert(argv);
+	}
+	for (i = 0; status == 0 && av[i] != NULL; ) {
+		int j = 0;
+		char *s = NULL;
+		for ( ; av[i] != NULL && (s = strchr(av[i], '\n')) == NULL; i++)
+			argv[j++] = av[i];
+		if (s != NULL) {
+			if (s > av[i])
+				argv[j++] = stringf("%.*s", s - av[i], av[i]);
+			if (s[1] != '\0')
+				av[i] = s + 1;
+			else
+				i++;
+		}
+		argv[j] = NULL;
+		if (verbose > 0) {
+			int k;
+			fprintf(stderr, "%s", argv[0]);
+			for (k = 1; argv[k] != NULL; k++)
+				fprintf(stderr, " %s", argv[k]);
+			fprintf(stderr, "\n");
+		}
+		if (verbose < 2)
+#ifndef WIN32
+			status = _spawnvp(_P_WAIT, argv[0], argv);
+#else
+			status = _spawnvp(_P_WAIT, argv[0], (const char* const*)argv);
+#endif
+		if (status == -1) {
+			fprintf(stderr, "%s: ", progname);
+			perror(argv[0]);
+		}
+	}
+	return status;
+}
+
+/* concat - return concatenation of strings s1 and s2 */
+char *concat(char *s1, char *s2) {
+	int n = strlen(s1);
+	char *s = alloc(n + strlen(s2) + 1);
+
+	strcpy(s, s1);
+	strcpy(s + n, s2);
+	return s;
+}
+
+/* compile - compile src into dst, return status */
+static int compile(char *src, char *dst) {
+	compose(com, clist, append(src, 0), append(dst, 0));
+	return callsys(av);
+}
+
+/* compose - compose cmd into av substituting a, b, c for $1, $2, $3, resp. */
+static void compose(char *cmd[], List a, List b, List c) {
+	int i, j;
+	List lists[3];
+
+	lists[0] = a;
+	lists[1] = b;
+	lists[2] = c;
+	for (i = j = 0; cmd[i]; i++) {
+		char *s = strchr(cmd[i], '$');
+		if (s && isdigit(s[1])) {
+			int k = s[1] - '0';
+			assert(k >=1 && k <= 3);
+			if ((b = lists[k-1])) {
+				b = b->link;
+				av[j] = alloc(strlen(cmd[i]) + strlen(b->str) - 1);
+				strncpy(av[j], cmd[i], s - cmd[i]);
+				av[j][s-cmd[i]] = '\0';
+				strcat(av[j], b->str);
+				strcat(av[j++], s + 2);
+				while (b != lists[k-1]) {
+					b = b->link;
+					assert(j < ac);
+					av[j++] = b->str;
+				};
+			}
+		} else if (*cmd[i]) {
+			assert(j < ac);
+			av[j++] = cmd[i];
+		}
+	}
+	av[j] = NULL;
+}
+
+/* error - issue error msg according to fmt, bump error count */
+static void error(char *fmt, char *msg) {
+	fprintf(stderr, "%s: ", progname);
+	fprintf(stderr, fmt, msg);
+	fprintf(stderr, "\n");
+	errcnt++;
+}
+
+/* exists - if `name' readable return its path name or return null */
+static char *exists(char *name) {
+	List b;
+
+	if ( (name[0] == '/' || name[0] == '\\' || name[2] == ':')
+	&& access(name, 4) == 0)
+		return name;
+	if (!(name[0] == '/' || name[0] == '\\' || name[2] == ':')
+	&& (b = lccinputs))		
+		do {
+			b = b->link;
+			if (b->str[0]) {
+				char buf[1024];
+				sprintf(buf, "%s/%s", b->str, name);
+				if (access(buf, 4) == 0)
+					return strsave(buf);
+			} else if (access(name, 4) == 0)
+				return name;
+		} while (b != lccinputs);
+	if (verbose > 1)
+		return name;
+	return 0;
+}
+
+/* first - return first component in semicolon separated list */
+static char *first(char *list) {
+	char *s = strchr(list, ';');
+
+	if (s) {
+		char buf[1024];
+		strncpy(buf, list, s-list);
+		buf[s-list] = '\0';
+		return strsave(buf);
+	} else
+		return list;
+}
+
+/* filename - process file name argument `name', return status */
+static int filename(char *name, char *base) {
+	int status = 0;
+	static char *stemp, *itemp;
+
+	if (base == 0)
+		base = basepath(name);
+	switch (suffix(name, suffixes, 4)) {
+	case 0:	/* C source files */
+		compose(cpp, plist, append(name, 0), 0);
+		if (Eflag) {
+			status = callsys(av);
+			break;
+		}
+		if (itemp == NULL)
+			itemp = tempname(first(suffixes[1]));
+		compose(cpp, plist, append(name, 0), append(itemp, 0));
+		status = callsys(av);
+		if (status == 0)
+			return filename(itemp, base);
+		break;
+	case 1:	/* preprocessed source files */
+		if (Eflag)
+			break;
+		if (Sflag)
+			status = compile(name, outfile ? outfile : concat(base, first(suffixes[2])));
+		else if ((status = compile(name, stemp?stemp:(stemp=tempname(first(suffixes[2]))))) == 0)
+			return filename(stemp, base);
+		break;
+	case 2:	/* assembly language files */
+		if (Eflag)
+			break;
+		if (!Sflag) {
+			char *ofile;
+			if (cflag && outfile)
+				ofile = outfile;
+			else if (cflag)
+				ofile = concat(base, first(suffixes[3]));
+			else
+				ofile = tempname(first(suffixes[3]));
+			compose(as, alist, append(name, 0), append(ofile, 0));
+			status = callsys(av);
+			if (!find(ofile, llist[1]))
+				llist[1] = append(ofile, llist[1]);
+		}
+		break;
+	case 3:	/* object files */
+		if (!find(name, llist[1]))
+			llist[1] = append(name, llist[1]);
+		break;
+	default:
+		if (Eflag) {
+			compose(cpp, plist, append(name, 0), 0);
+			status = callsys(av);
+		}
+		llist[1] = append(name, llist[1]);
+		break;
+	}
+	if (status)
+		errcnt++;
+	return status;
+}
+
+/* find - find 1st occurrence of str in list, return list node or 0 */
+static List find(char *str, List list) {
+	List b;
+	
+	if ((b = list))
+		do {
+			if (strcmp(str, b->str) == 0)
+				return b;
+		} while ((b = b->link) != list);
+	return 0;
+}
+
+/* help - print help message */
+static void help(void) {
+	static char *msgs[] = {
+"", " [ option | file ]...\n",
+"	except for -l, options are processed left-to-right before files\n",
+"	unrecognized options are taken to be linker options\n",
+"-A	warn about nonANSI usage; 2nd -A warns more\n",
+"-b	emit expression-level profiling code; see bprint(1)\n",
+#ifdef sparc
+"-Bstatic -Bdynamic	specify static or dynamic libraries\n",
+#endif
+"-Bdir/	use the compiler named `dir/rcc'\n",
+"-c	compile only\n",
+"-dn	set switch statement density to `n'\n",
+"-Dname -Dname=def	define the preprocessor symbol `name'\n",
+"-E	run only the preprocessor on the named C programs and unsuffixed files\n",
+"-g	produce symbol table information for debuggers\n",
+"-help or -?	print this message\n",
+"-Idir	add `dir' to the beginning of the list of #include directories\n",	
+"-lx	search library `x'\n",
+"-N	do not search the standard directories for #include files\n",
+"-n	emit code to check for dereferencing zero pointers\n",
+"-O	is ignored\n",
+"-o file	leave the output in `file'\n",
+"-P	print ANSI-style declarations for globals\n",
+"-p -pg	emit profiling code; see prof(1) and gprof(1)\n",
+"-S	compile to assembly language\n",
+#ifdef linux
+"-static	specify static libraries (default is dynamic)\n",
+#endif
+"-t -tname	emit function tracing calls to printf or to `name'\n",
+"-target name	is ignored\n",
+"-tempdir=dir	place temporary files in `dir/'", "\n"
+"-Uname	undefine the preprocessor symbol `name'\n",
+"-v	show commands as they are executed; 2nd -v suppresses execution\n",
+"-w	suppress warnings\n",
+"-Woarg	specify system-specific `arg'\n",
+"-W[pfal]arg	pass `arg' to the preprocessor, compiler, assembler, or linker\n",
+	0 };
+	int i;
+	char *s;
+
+	msgs[0] = progname;
+	for (i = 0; msgs[i]; i++) {
+		fprintf(stderr, "%s", msgs[i]);
+		if (strncmp("-tempdir", msgs[i], 8) == 0 && tempdir)
+			fprintf(stderr, "; default=%s", tempdir);
+	}
+#define xx(v) if ((s = getenv(#v))) fprintf(stderr, #v "=%s\n", s)
+	xx(LCCINPUTS);
+	xx(LCCDIR);
+#ifdef WIN32
+	xx(include);
+	xx(lib);
+#endif
+#undef xx
+}
+
+/* initinputs - if LCCINPUTS or include is defined, use them to initialize various lists */
+static void initinputs(void) {
+	char *s = getenv("LCCINPUTS");
+	List b;
+#ifdef WIN32
+	List list;
+#endif
+
+	if (s == 0 || (s = inputs)[0] == 0)
+		s = ".";
+	if (s) {
+		lccinputs = path2list(s);
+		if ((b = lccinputs))
+			do {
+				b = b->link;
+				if (strcmp(b->str, ".") != 0) {
+					ilist = append(concat("-I", b->str), ilist);
+					if (strstr(com[1], "win32") == NULL)
+						llist[0] = append(concat("-L", b->str), llist[0]);
+				} else
+					b->str = "";
+			} while (b != lccinputs);
+	}
+#ifdef WIN32
+	if ((list = b = path2list(getenv("include"))))
+		do {
+			b = b->link;
+			ilist = append(stringf("-I\"%s\"", b->str), ilist);
+		} while (b != list);
+#endif
+}
+
+/* interrupt - catch interrupt signals */
+static void interrupt(int n) {
+	rm(rmlist);
+	exit(n = 100);
+}
+
+/* opt - process option in arg */
+static void opt(char *arg) {
+	switch (arg[1]) {	/* multi-character options */
+	case 'W':	/* -Wxarg */
+		if (arg[2] && arg[3])
+			switch (arg[2]) {
+			case 'o':
+				if (option(&arg[3]))
+					return;
+				break;
+			case 'p':
+				plist = append(&arg[3], plist);
+				return;
+			case 'f':
+				if (strcmp(&arg[3], "-C") || option("-b")) {
+					clist = append(&arg[3], clist);
+					return;
+				}
+				break; /* and fall thru */
+			case 'a':
+				alist = append(&arg[3], alist);
+				return;
+			case 'l':
+				llist[0] = append(&arg[3], llist[0]);
+				return;
+			}
+		fprintf(stderr, "%s: %s ignored\n", progname, arg);
+		return;
+	case 'd':	/* -dn */
+		arg[1] = 's';
+		clist = append(arg, clist);
+		return;
+	case 't':	/* -t -tname -tempdir=dir */
+		if (strncmp(arg, "-tempdir=", 9) == 0)
+			tempdir = arg + 9;
+		else
+			clist = append(arg, clist);
+		return;
+	case 'p':	/* -p -pg */
+		if (option(arg))
+			clist = append(arg, clist);
+		else
+			fprintf(stderr, "%s: %s ignored\n", progname, arg);
+		return;
+	case 'D':	/* -Dname -Dname=def */
+	case 'U':	/* -Uname */
+	case 'I':	/* -Idir */
+		plist = append(arg, plist);
+		return;
+	case 'B':	/* -Bdir -Bstatic -Bdynamic */
+#ifdef sparc
+		if (strcmp(arg, "-Bstatic") == 0 || strcmp(arg, "-Bdynamic") == 0)
+			llist[1] = append(arg, llist[1]);
+		else
+#endif	
+		{
+		static char *path;
+		if (path)
+			error("-B overwrites earlier option", 0);
+		path = arg + 2;
+		if (strstr(com[1], "win32") != NULL)
+			com[0] = concat(replace(path, '/', '\\'), concat("rcc", first(suffixes[4])));
+		else
+			com[0] = concat(path, "rcc");
+		if (path[0] == 0)
+			error("missing directory in -B option", 0);
+		}
+		return;
+	case 'h':
+		if (strcmp(arg, "-help") == 0) {
+			static int printed = 0;
+	case '?':
+			if (!printed)
+				help();
+			printed = 1;
+			return;
+		}
+#ifdef linux
+	case 's':
+		if (strcmp(arg,"-static") == 0) {
+			if (!option(arg))
+				fprintf(stderr, "%s: %s ignored\n", progname, arg);
+			return;
+		}
+#endif         
+	}
+	if (arg[2] == 0)
+		switch (arg[1]) {	/* single-character options */
+		case 'S':
+			Sflag++;
+			return;
+		case 'O':
+			fprintf(stderr, "%s: %s ignored\n", progname, arg);
+			return;
+		case 'A': case 'n': case 'w': case 'P':
+			clist = append(arg, clist);
+			return;
+		case 'g': case 'b':
+			if (option(arg))
+				clist = append(arg[1] == 'g' ? "-g2" : arg, clist);
+			else
+				fprintf(stderr, "%s: %s ignored\n", progname, arg);
+			return;
+		case 'G':
+			if (option(arg)) {
+				clist = append("-g3", clist);
+				llist[0] = append("-N", llist[0]);
+			} else
+				fprintf(stderr, "%s: %s ignored\n", progname, arg);
+			return;
+		case 'E':
+			Eflag++;
+			return;
+		case 'c':
+			cflag++;
+			return;
+		case 'N':
+			if (strcmp(basepath(cpp[0]), "gcc-cpp") == 0)
+				plist = append("-nostdinc", plist);
+			include[0] = 0;
+			ilist = 0;
+			return;
+		case 'v':
+			if (verbose++ == 0) {
+				if (strcmp(basepath(cpp[0]), "gcc-cpp") == 0)
+					plist = append(arg, plist);
+				clist = append(arg, clist);
+				fprintf(stderr, "%s %s\n", progname, rcsid);
+			}
+			return;
+		}
+	if (cflag || Sflag || Eflag)
+		fprintf(stderr, "%s: %s ignored\n", progname, arg);
+	else
+		llist[1] = append(arg, llist[1]);
+}
+
+/* path2list - convert a colon- or semicolon-separated list to a list */
+static List path2list(const char *path) {
+	List list = NULL;
+	char sep = ':';
+
+	if (path == NULL)
+		return NULL;
+	if (strchr(path, ';'))
+		sep = ';';
+	while (*path) {
+		char *p, buf[512];
+		if ((p = strchr(path, sep))) {
+			assert(p - path < sizeof buf);
+			strncpy(buf, path, p - path);
+			buf[p-path] = '\0';
+		} else {
+			assert(strlen(path) < sizeof buf);
+			strcpy(buf, path);
+		}
+		if (!find(buf, list))
+			list = append(strsave(buf), list);
+		if (p == 0)
+			break;
+		path = p + 1;
+	}
+	return list;
+}
+
+/* replace - copy str, then replace occurrences of from with to, return the copy */
+char *replace(const char *str, int from, int to) {
+	char *s = strsave(str), *p = s;
+
+	for ( ; (p = strchr(p, from)) != NULL; p++)
+		*p = to;
+	return s;
+}
+
+/* rm - remove files in list */
+static void rm(List list) {
+	if (list) {
+		List b = list;
+		if (verbose)
+			fprintf(stderr, "rm");
+		do {
+			if (verbose)
+				fprintf(stderr, " %s", b->str);
+			if (verbose < 2)
+				remove(b->str);
+		} while ((b = b->link) != list);
+		if (verbose)
+			fprintf(stderr, "\n");
+	}
+}
+
+/* strsave - return a saved copy of string str */
+char *strsave(const char *str) {
+	return strcpy(alloc(strlen(str)+1), str);
+}
+
+/* stringf - format and return a string */
+char *stringf(const char *fmt, ...) {
+	char buf[1024];
+	va_list ap;
+	int n;
+
+	va_start(ap, fmt);
+	n = vsprintf(buf, fmt, ap);
+	va_end(ap);
+	return strsave(buf);
+}
+
+/* suffix - if one of tails[0..n-1] holds a proper suffix of name, return its index */
+int suffix(char *name, char *tails[], int n) {
+	int i, len = strlen(name);
+
+	for (i = 0; i < n; i++) {
+		char *s = tails[i], *t;
+		for ( ; (t = strchr(s, ';')); s = t + 1) {
+			int m = t - s;
+			if (len > m && strncmp(&name[len-m], s, m) == 0)
+				return i;
+		}
+		if (*s) {
+			int m = strlen(s);
+			if (len > m && strncmp(&name[len-m], s, m) == 0)
+				return i;
+		}
+	}
+	return -1;
+}
+
+/* tempname - generate a temporary file name in tempdir with given suffix */
+char *tempname(char *suffix) {
+	static int n;
+	char *name = stringf("%s/lcc%d%d%s", tempdir, getpid(), n++, suffix);
+
+	if (strstr(com[1], "win32") != NULL)
+		name = replace(name, '/', '\\');
+	rmlist = append(name, rmlist);
+	return name;
+}
diff --git a/code/tools/lcc/etc/linux.c b/code/tools/lcc/etc/linux.c
new file mode 100644
index 0000000..bf50025
--- /dev/null
+++ b/code/tools/lcc/etc/linux.c
@@ -0,0 +1,72 @@
+/* x86s running Linux */
+
+#include <string.h>
+
+/*
+TTimo - 10-18-2001
+our binaries are named q3lcc q3rcc and q3cpp
+removed hardcoded paths
+removed __linux__ preprocessor define (confuses the preprocessor, we are doing bytecode!)
+*/
+
+#ifndef LCCDIR
+#define LCCDIR ""
+//#define LCCDIR "/usr/local/lib/lcc/"
+#endif
+
+char *suffixes[] = { ".c", ".i", ".asm", ".o", ".out", 0 };
+char inputs[256] = "";
+// TTimo experimental: do not compile with the __linux__ define, we are doing bytecode!
+char *cpp[] = { LCCDIR "q3cpp",
+	"-U__GNUC__", "-D_POSIX_SOURCE", "-D__STDC__=1", "-D__STRICT_ANSI__",
+	"-Dunix", "-Di386", "-Dlinux",
+	"-D__unix__", "-D__i386__", "-D__signed__=signed",
+	"$1", "$2", "$3", 0 };
+char *include[] = {"-I" LCCDIR "include", "-I" LCCDIR "gcc/include", "-I/usr/include",
+		   "-I" SYSTEM "include", 0 };
+char *com[] = {LCCDIR "q3rcc", "-target=bytecode", "$1", "$2", "$3", 0 };
+char *as[] = { "/usr/bin/as", "-o", "$3", "$1", "$2", 0 };
+// NOTE TTimo I don't think we have any use with the native linkage
+// our target is always bytecode..
+char *ld[] = {
+	/*  0 */ "/usr/bin/ld", "-m", "elf_i386", "-dynamic-linker",
+	/*  4 */ "/lib/ld-linux.so.2", "-o", "$3",
+	/*  7 */ "/usr/lib/crt1.o", "/usr/lib/crti.o",
+	/*  9 */ SYSTEM "crtbegin.o", 
+                 "$1", "$2",
+	/* 12 */ "-L" LCCDIR,
+	/* 13 */ "-llcc",
+	/* 14 */ "-L" LCCDIR "/gcc", "-lgcc", "-lc", "-lm",
+	/* 18 */ "",
+	/* 19 */ SYSTEM "crtend.o", "/usr/lib/crtn.o",
+	/* 20 */ "-L" SYSTEM,
+	0 };
+
+extern char *concat(char *, char *);
+
+int option(char *arg) {
+  	if (strncmp(arg, "-lccdir=", 8) == 0) {
+		cpp[0] = concat(&arg[8], "/gcc/cpp");
+		include[0] = concat("-I", concat(&arg[8], "/include"));
+		include[1] = concat("-I", concat(&arg[8], "/gcc/include"));
+		ld[9]  = concat(&arg[8], "/gcc/crtbegin.o");
+		ld[12] = concat("-L", &arg[8]);
+		ld[14] = concat("-L", concat(&arg[8], "/gcc"));
+		ld[19] = concat(&arg[8], "/gcc/crtend.o");
+		com[0] = concat(&arg[8], "/rcc");
+	} else if (strcmp(arg, "-p") == 0 || strcmp(arg, "-pg") == 0) {
+		ld[7] = "/usr/lib/gcrt1.o";
+		ld[18] = "-lgmon";
+	} else if (strcmp(arg, "-b") == 0) 
+		;
+	else if (strcmp(arg, "-g") == 0)
+		;
+	else if (strncmp(arg, "-ld=", 4) == 0)
+		ld[0] = &arg[4];
+	else if (strcmp(arg, "-static") == 0) {
+	        ld[3] = "-static";
+	        ld[4] = "";
+	} else
+		return 0;
+	return 1;
+}
diff --git a/code/tools/lcc/etc/ops.c b/code/tools/lcc/etc/ops.c
new file mode 100644
index 0000000..39d2357
--- /dev/null
+++ b/code/tools/lcc/etc/ops.c
@@ -0,0 +1,190 @@
+#include "c.h"
+
+/* ops [ {csilhfdxp}=n ]...
+ * prints lcc dag operator set for a given set of type sizes.
+ */
+
+
+static char list[] = { 'c', 's', 'i', 'l', 'h', 'f', 'd', 'x', 'p', 0 };
+static int sizes[] = {  1,   2,   4,   4,   8,   4,   8,  16,   8 };
+
+static int doop(int op, int type, const char *sz, const char *opname) {
+	int count = 0;
+	static int last;
+
+	if (op == LOAD)
+		return 0;
+	if (last != 0 && last != op)
+		printf("\n");
+	last = op;
+	if (type == B || type == V) {
+		printf(" %s=%d", opname, op + type);
+		count++;
+	} else {
+		int i, done = 0;
+		const char *s;
+		for (i = 0; sz[i] != '\0' && (s = strchr(list, sz[i])) != NULL; i++) {
+			int n = sizes[s-list];
+			if ((done&(1<<n)) == 0) {
+				printf(" %s%d=%d", opname, n, op + type + sizeop(n));
+				count++;
+			}
+			done |= 1<<n;
+		}
+	}
+	printf("\n");
+	return count;
+}
+
+int main(int argc, char *argv[]) {
+	int i, count = 0;
+
+	for (i = 1; i < argc; i++) {
+		char c, *s;
+		int n;
+		if (sscanf(argv[i], "%c=%d", &c, &n) == 2
+		&& n > 0 && (s = strchr(list, c)) != NULL)
+			sizes[s-list] = n;
+		else {
+			fprintf(stderr, "usage: %s [ {csilhfdxp}=n ]...\n", argv[0]);
+			exit(EXIT_FAILURE);
+		}
+	}
+#define gop(x,n)
+#define op(x,t,s) count += doop(x,t,#s,#x #t);
+gop(CNST,1)
+	op(CNST,F,fdx)
+	op(CNST,I,csilh)
+	op(CNST,P,p)
+	op(CNST,U,csilh)
+gop(ARG,2)
+	op(ARG,B,-)
+	op(ARG,F,fdx)
+	op(ARG,I,ilh)
+	op(ARG,P,p)
+	op(ARG,U,ilh)
+gop(ASGN,3)
+	op(ASGN,B,-)
+	op(ASGN,F,fdx)
+	op(ASGN,I,csilh)
+	op(ASGN,P,p)
+	op(ASGN,U,csilh)
+gop(INDIR,4)
+	op(INDIR,B,-)
+	op(INDIR,F,fdx)
+	op(INDIR,I,csilh)
+	op(INDIR,P,p)
+	op(INDIR,U,csilh)
+gop(CVF,7)
+	op(CVF,F,fdx)
+	op(CVF,I,ilh)
+gop(CVI,8)
+	op(CVI,F,fdx)
+	op(CVI,I,csilh)
+	op(CVI,U,csilhp)
+gop(CVP,9)
+	op(CVP,U,p)
+gop(CVU,11)
+	op(CVU,I,csilh)
+	op(CVU,P,p)
+	op(CVU,U,csilh)
+gop(NEG,12)
+	op(NEG,F,fdx)
+	op(NEG,I,ilh)
+gop(CALL,13)
+	op(CALL,B,-)
+	op(CALL,F,fdx)
+	op(CALL,I,ilh)
+	op(CALL,P,p)
+	op(CALL,U,ilh)
+	op(CALL,V,-)
+gop(RET,15)
+	op(RET,F,fdx)
+	op(RET,I,ilh)
+	op(RET,P,p)
+	op(RET,U,ilh)
+	op(RET,V,-)
+gop(ADDRG,16)
+	op(ADDRG,P,p)
+gop(ADDRF,17)
+	op(ADDRF,P,p)
+gop(ADDRL,18)
+	op(ADDRL,P,p)
+gop(ADD,19)
+	op(ADD,F,fdx)
+	op(ADD,I,ilh)
+	op(ADD,P,p)
+	op(ADD,U,ilhp)
+gop(SUB,20)
+	op(SUB,F,fdx)
+	op(SUB,I,ilh)
+	op(SUB,P,p)
+	op(SUB,U,ilhp)
+gop(LSH,21)
+	op(LSH,I,ilh)
+	op(LSH,U,ilh)
+gop(MOD,22)
+	op(MOD,I,ilh)
+	op(MOD,U,ilh)
+gop(RSH,23)
+	op(RSH,I,ilh)
+	op(RSH,U,ilh)
+gop(BAND,24)
+	op(BAND,I,ilh)
+	op(BAND,U,ilh)
+gop(BCOM,25)
+	op(BCOM,I,ilh)
+	op(BCOM,U,ilh)
+gop(BOR,26)
+	op(BOR,I,ilh)
+	op(BOR,U,ilh)
+gop(BXOR,27)
+	op(BXOR,I,ilh)
+	op(BXOR,U,ilh)
+gop(DIV,28)
+	op(DIV,F,fdx)
+	op(DIV,I,ilh)
+	op(DIV,U,ilh)
+gop(MUL,29)
+	op(MUL,F,fdx)
+	op(MUL,I,ilh)
+	op(MUL,U,ilh)
+gop(EQ,30)
+	op(EQ,F,fdx)
+	op(EQ,I,ilh)
+	op(EQ,U,ilhp)
+gop(GE,31)
+	op(GE,F,fdx)
+	op(GE,I,ilh)
+	op(GE,U,ilhp)
+gop(GT,32)
+	op(GT,F,fdx)
+	op(GT,I,ilh)
+	op(GT,U,ilhp)
+gop(LE,33)
+	op(LE,F,fdx)
+	op(LE,I,ilh)
+	op(LE,U,ilhp)
+gop(LT,34)
+	op(LT,F,fdx)
+	op(LT,I,ilh)
+	op(LT,U,ilhp)
+gop(NE,35)
+	op(NE,F,fdx)
+	op(NE,I,ilh)
+	op(NE,U,ilhp)
+gop(JUMP,36)
+	op(JUMP,V,-)
+gop(LABEL,37)
+	op(LABEL,V,-)
+gop(LOAD,14)
+	op(LOAD,B,-)
+	op(LOAD,F,fdx)
+	op(LOAD,I,csilh)
+	op(LOAD,P,p)
+	op(LOAD,U,csilhp)
+#undef gop
+#undef op
+	fprintf(stderr, "%d operators\n", count);
+	return EXIT_SUCCESS;
+}
diff --git a/code/tools/lcc/etc/osf.c b/code/tools/lcc/etc/osf.c
new file mode 100644
index 0000000..3f1d686
--- /dev/null
+++ b/code/tools/lcc/etc/osf.c
@@ -0,0 +1,53 @@
+/* DEC ALPHAs running OSF/1 V3.2A (Rev. 17) at Princeton University */
+
+#include <string.h>
+
+
+#ifndef LCCDIR
+#define LCCDIR "/usr/local/lib/lcc/"
+#endif
+
+char *suffixes[] = { ".c", ".i", ".s", ".o", ".out", 0 };
+char inputs[256] = "";
+char *cpp[] = {
+	LCCDIR "cpp", "-D__STDC__=1",
+	"-DLANGUAGE_C", "-D__LANGUAGE_C__",
+ 	"-D_unix", "-D__unix__", "-D_osf", "-D__osf__", "-Dunix",
+	"-Dalpha", "-D_alpha", "-D__alpha",
+	"-D__SYSTYPE_BSD",  "-D_SYSTYPE_BSD",
+	"$1", "$2", "$3", 0 };
+char *com[] =  { LCCDIR "rcc", "-target=alpha/osf", "$1", "$2", "$3", "", 0 };
+char *include[] = { "-I" LCCDIR "include", "-I/usr/local/include",
+	"-I/usr/include", 0 };
+char *as[] =  { "/bin/as", "-o", "$3", "", "$1", "-nocpp", "$2", 0 };
+char *ld[] =  { "/usr/bin/ld", "-o", "$3", "/usr/lib/cmplrs/cc/crt0.o",
+	"$1", "$2", "", "", "-L" LCCDIR, "-llcc", "-lm", "-lc", 0 };
+
+extern char *concat(char *, char *);
+extern int access(const char *, int);
+
+int option(char *arg) {
+	if (strncmp(arg, "-lccdir=", 8) == 0) {
+		cpp[0] = concat(&arg[8], "/cpp");
+		include[0] = concat("-I", concat(&arg[8], "/include"));
+		com[0] = concat(&arg[8], "/rcc");
+		ld[8] = concat("-L", &arg[8]);
+	} else if (strcmp(arg, "-g4") == 0
+	&& access("/u/drh/lib/alpha/rcc", 4) == 0
+	&& access("/u/drh/book/cdb/alpha/osf/cdbld", 4) == 0) {
+		com[0] = "/u/drh/lib/alpha/rcc";
+		com[5] = "-g4";
+		ld[0] = "/u/drh/book/cdb/alpha/osf/cdbld";
+		ld[1] = "-o";
+		ld[2] = "$3";
+		ld[3] = "$1";
+		ld[4] = "$2";
+		ld[5] = 0;
+	} else if (strcmp(arg, "-g") == 0)
+		return 1;
+	else if (strcmp(arg, "-b") == 0)
+		;
+	else
+		return 0;
+	return 1;
+}
diff --git a/code/tools/lcc/etc/solaris.c b/code/tools/lcc/etc/solaris.c
new file mode 100644
index 0000000..1cd755e
--- /dev/null
+++ b/code/tools/lcc/etc/solaris.c
@@ -0,0 +1,50 @@
+/* SPARCs running Solaris 2.5.1 at CS Dept., Princeton University */
+
+#include <string.h>
+
+
+#ifndef LCCDIR
+#define LCCDIR "/usr/local/lib/lcc/"
+#endif
+#ifndef SUNDIR
+#define SUNDIR "/opt/SUNWspro/SC4.2/lib/"
+#endif
+
+char *suffixes[] = { ".c", ".i", ".s", ".o", ".out", 0 };
+char inputs[256] = "";
+char *cpp[] = { LCCDIR "cpp",
+	"-D__STDC__=1", "-Dsparc", "-D__sparc__", "-Dsun", "-D__sun__", "-Dunix",
+	"$1", "$2", "$3", 0 };
+char *include[] = { "-I" LCCDIR "include", "-I/usr/local/include",
+	"-I/usr/include", 0 };
+char *com[] = { LCCDIR "rcc", "-target=sparc/solaris",
+	"$1", "$2", "$3", 0 };
+char *as[] = { "/usr/ccs/bin/as", "-Qy", "-s", "-o", "$3", "$1", "$2", 0 };
+char *ld[] = { "/usr/ccs/bin/ld", "-o", "$3", "$1",
+	SUNDIR "crti.o", SUNDIR "crt1.o",
+	SUNDIR "values-xa.o", "$2", "",
+	"-Y", "P," SUNDIR ":/usr/ccs/lib:/usr/lib", "-Qy",
+	"-L" LCCDIR, "-llcc", "-lm", "-lc", SUNDIR "crtn.o", 0 };
+
+extern char *concat(char *, char *);
+
+int option(char *arg) {
+	if (strncmp(arg, "-lccdir=", 8) == 0) {
+		cpp[0] = concat(&arg[8], "/cpp");
+		include[0] = concat("-I", concat(&arg[8], "/include"));
+		ld[12] = concat("-L", &arg[8]);
+		com[0] = concat(&arg[8], "/rcc");
+	} else if (strcmp(arg, "-g") == 0)
+		;
+	else if (strcmp(arg, "-p") == 0) {
+		ld[5] = SUNDIR "mcrt1.o";
+		ld[10] = "P," SUNDIR "libp:/usr/ccs/lib/libp:/usr/lib/libp:"
+			 SUNDIR ":/usr/ccs/lib:/usr/lib";
+	} else if (strcmp(arg, "-b") == 0)
+		;
+	else if (strncmp(arg, "-ld=", 4) == 0)
+		ld[0] = &arg[4];
+	else
+		return 0;
+	return 1;
+}
diff --git a/code/tools/lcc/etc/win32.c b/code/tools/lcc/etc/win32.c
new file mode 100644
index 0000000..4b316dc
--- /dev/null
+++ b/code/tools/lcc/etc/win32.c
@@ -0,0 +1,43 @@
+/* x86s running MS Windows NT 4.0 */
+
+#include <string.h>
+
+
+#ifndef LCCDIR
+// JDC #define LCCDIR "\\progra~1\\lcc\\4.1\\bin\\"
+//#define LCCDIR "\\quake3\\source\\lcc\\bin\\"	// JDC
+// TTimo: q3cpp q3rcc & no hardcoded paths
+#define LCCDIR ""
+#endif
+
+char *suffixes[] = { ".c;.C", ".i;.I", ".asm;.ASM;.s;.S", ".obj;.OBJ", ".exe", 0 };
+char inputs[256] = "";
+char *cpp[] = { LCCDIR "q3cpp", "-D__STDC__=1", "-Dwin32", "-D_WIN32", "-D_M_IX86",
+	"$1", "$2", "$3", 0 };
+char *include[] = { "-I" LCCDIR "include", 0 };
+char *com[] = { LCCDIR "q3rcc", "-target=x86/win32", "$1", "$2", "$3", 0 };
+char *as[] = { "ml", "-nologo", "-c", "-Cp", "-coff", "-Fo$3", "$1", "$2", 0 };
+char *ld[] = { "link", "-nologo", 
+	"-align:0x1000", "-subsystem:console", "-entry:mainCRTStartup",
+	"$2", "-OUT:$3", "$1", LCCDIR "liblcc.lib", "libc.lib", "kernel32.lib", 0 };
+
+extern char *concat(char *, char *);
+extern char *replace(const char *, int, int);
+
+int option(char *arg) {
+	if (strncmp(arg, "-lccdir=", 8) == 0) {
+		arg = replace(arg + 8, '/', '\\');
+		if (arg[strlen(arg)-1] == '\\')
+			arg[strlen(arg)-1] = '\0';
+		cpp[0] = concat(arg, "\\cpp.exe");
+		include[0] = concat("-I", concat(arg, "\\include"));
+		com[0] = concat(arg, "\\rcc.exe");
+		ld[8] = concat(arg, "\\liblcc.lib");
+	} else if (strcmp(arg, "-b") == 0)
+		;
+	else if (strncmp(arg, "-ld=", 4) == 0)
+		ld[0] = &arg[4];
+	else
+		return 0;
+	return 1;
+}