Convert nx-X11/lib/ build flow from imake to autotools.

3 files changed, 342 insertions, 0 deletions

diff --git a/nx-X11/lib/src/util/Makefile.am b/nx-X11/lib/src/util/Makefile.am
new file mode 100644
index 000000000..31847cc1a
--- /dev/null
+++ b/nx-X11/lib/src/util/Makefile.am
@@ -0,0 +1,15 @@
+NULL =
+
+noinst_PROGRAMS=makekeys
+
+AM_CFLAGS =					\
+	$(X11_CFLAGS)				\
+	$(CWARNFLAGS)				\
+	$(NULL)
+
+AM_CPPFLAGS =					\
+	-I$(top_srcdir)/include			\
+	-I$(top_srcdir)/../exports/include	\
+	$(NULL)
+
+EXTRA_DIST = mkks.sh
diff --git a/nx-X11/lib/src/util/makekeys.c b/nx-X11/lib/src/util/makekeys.c
new file mode 100644
index 000000000..897b882dc
--- /dev/null
+++ b/nx-X11/lib/src/util/makekeys.c
@@ -0,0 +1,317 @@
+/*
+
+Copyright 1990, 1998  The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall
+not be used in advertising or otherwise to promote the sale, use or
+other dealings in this Software without prior written authorization
+from The Open Group.
+
+*/
+
+/* Constructs hash tables for XStringToKeysym and XKeysymToString. */
+
+#include <nx-X11/X.h>
+#include <nx-X11/Xos.h>
+#include <nx-X11/Xresource.h>
+#include <nx-X11/keysymdef.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "../Xresinternal.h"
+
+#define KTNUM 4000
+
+static struct info {
+    char	*name;
+    KeySym	val;
+} info[KTNUM];
+
+#define MIN_REHASH 15
+#define MATCHES 10
+
+static char tab[KTNUM];
+static unsigned short offsets[KTNUM];
+static unsigned short indexes[KTNUM];
+static KeySym values[KTNUM];
+static int ksnum = 0;
+
+static int
+parse_line(const char *buf, char *key, KeySym *val, char *prefix)
+{
+    int i;
+    char alias[128];
+    char *tmp, *tmpa;
+
+    /* See if we can catch a straight XK_foo 0x1234-style definition first;
+     * the trickery around tmp is to account for prefices. */
+    i = sscanf(buf, "#define %127s 0x%lx", key, val);
+    if (i == 2 && (tmp = strstr(key, "XK_"))) {
+        memcpy(prefix, key, tmp - key);
+        prefix[tmp - key] = '\0';
+        tmp += 3;
+        memmove(key, tmp, strlen(tmp) + 1);
+        return 1;
+    }
+
+    /* Now try to catch alias (XK_foo XK_bar) definitions, and resolve them
+     * immediately: if the target is in the form XF86XK_foo, we need to
+     * canonicalise this to XF86foo before we do the lookup. */
+    i = sscanf(buf, "#define %127s %127s", key, alias);
+    if (i == 2 && (tmp = strstr(key, "XK_")) && (tmpa = strstr(alias, "XK_"))) {
+        memcpy(prefix, key, tmp - key);
+        prefix[tmp - key] = '\0';
+        tmp += 3;
+        memmove(key, tmp, strlen(tmp) + 1);
+        memmove(tmpa, tmpa + 3, strlen(tmpa + 3) + 1);
+
+        for (i = ksnum - 1; i >= 0; i--) {
+            if (strcmp(info[i].name, alias) == 0) {
+                *val = info[i].val;
+                return 1;
+            }
+        }
+
+        fprintf(stderr, "can't find matching definition %s for keysym %s%s\n",
+                alias, prefix, key);
+    }
+
+    return 0;
+}
+
+int
+main(int argc, char *argv[])
+{
+    int max_rehash;
+    Signature sig;
+    int i, j, k, l, z;
+    FILE *fptr;
+    char *name;
+    char c;
+    int first;
+    int best_max_rehash;
+    int best_z = 0;
+    int num_found;
+    KeySym val;
+    char key[128], prefix[128];
+    static char buf[1024];
+
+    for (l = 1; l < argc; l++) {
+        fptr = fopen(argv[l], "r");
+        if (!fptr) {
+            fprintf(stderr, "couldn't open %s\n", argv[l]);
+            continue;
+        }
+
+        while (fgets(buf, sizeof(buf), fptr)) {
+            if (!parse_line(buf, key, &val, prefix))
+                continue;
+
+            if (val == XK_VoidSymbol)
+                val = 0;
+            if (val > 0x1fffffff) {
+                fprintf(stderr, "ignoring illegal keysym (%s, %lx)\n", key,
+                        val);
+                continue;
+            }
+
+            name = malloc(strlen(prefix) + strlen(key) + 1);
+            if (!name) {
+                fprintf(stderr, "makekeys: out of memory!\n");
+                exit(1);
+            }
+            sprintf(name, "%s%s", prefix, key);
+            info[ksnum].name = name;
+            info[ksnum].val = val;
+            ksnum++;
+            if (ksnum == KTNUM) {
+                fprintf(stderr, "makekeys: too many keysyms!\n");
+                exit(1);
+            }
+        }
+
+        fclose(fptr);
+    }
+
+    printf("/* This file is generated from keysymdef.h. */\n");
+    printf("/* Do not edit. */\n");
+    printf("\n");
+
+    best_max_rehash = ksnum;
+    num_found = 0;
+    for (z = ksnum; z < KTNUM; z++) {
+	max_rehash = 0;
+	for (name = tab, i = z; --i >= 0;)
+		*name++ = 0;
+	for (i = 0; i < ksnum; i++) {
+	    name = info[i].name;
+	    sig = 0;
+	    while ((c = *name++))
+		sig = (sig << 1) + c;
+	    first = j = sig % z;
+	    for (k = 0; tab[j]; k++) {
+		j += first + 1;
+		if (j >= z)
+		    j -= z;
+		if (j == first)
+		    goto next1;
+	    }
+	    tab[j] = 1;
+	    if (k > max_rehash)
+		max_rehash = k;
+	}
+	if (max_rehash < MIN_REHASH) {
+	    if (max_rehash < best_max_rehash) {
+		best_max_rehash = max_rehash;
+		best_z = z;
+	    }
+	    num_found++;
+	    if (num_found >= MATCHES)
+		break;
+	}
+next1:	;
+    }
+
+    z = best_z;
+    if (z == 0) {
+	fprintf(stderr, "makekeys: failed to find small enough hash!\n"
+		"Try increasing KTNUM in makekeys.c\n");
+	exit(1);
+    }
+    printf("#ifdef NEEDKTABLE\n");
+    printf("const unsigned char _XkeyTable[] = {\n");
+    printf("0,\n");
+    k = 1;
+    for (i = 0; i < ksnum; i++) {
+	name = info[i].name;
+	sig = 0;
+	while ((c = *name++))
+	    sig = (sig << 1) + c;
+	first = j = sig % z;
+	while (offsets[j]) {
+	    j += first + 1;
+	    if (j >= z)
+		j -= z;
+	}
+	offsets[j] = k;
+	indexes[i] = k;
+	val = info[i].val;
+	printf("0x%.2"PRIx32", 0x%.2"PRIx32", 0x%.2lx, 0x%.2lx, 0x%.2lx, 0x%.2lx, ",
+	       (sig >> 8) & 0xff, sig & 0xff,
+	       (val >> 24) & 0xff, (val >> 16) & 0xff,
+	       (val >> 8) & 0xff, val & 0xff);
+	for (name = info[i].name, k += 7; (c = *name++); k++)
+	    printf("'%c',", c);
+	printf((i == (ksnum-1)) ? "0\n" : "0,\n");
+    }
+    printf("};\n");
+    printf("\n");
+    printf("#define KTABLESIZE %d\n", z);
+    printf("#define KMAXHASH %d\n", best_max_rehash + 1);
+    printf("\n");
+    printf("static const unsigned short hashString[KTABLESIZE] = {\n");
+    for (i = 0; i < z;) {
+	printf("0x%.4x", offsets[i]);
+	i++;
+	if (i == z)
+	    break;
+	printf((i & 7) ? ", " : ",\n");
+    }
+    printf("\n");
+    printf("};\n");
+    printf("#endif /* NEEDKTABLE */\n");
+
+    best_max_rehash = ksnum;
+    num_found = 0;
+    for (z = ksnum; z < KTNUM; z++) {
+	max_rehash = 0;
+	for (name = tab, i = z; --i >= 0;)
+		*name++ = 0;
+	for (i = 0; i < ksnum; i++) {
+	    val = info[i].val;
+	    first = j = val % z;
+	    for (k = 0; tab[j]; k++) {
+		if (values[j] == val)
+		    goto skip1;
+		j += first + 1;
+		if (j >= z)
+		    j -= z;
+		if (j == first)
+		    goto next2;
+	    }
+	    tab[j] = 1;
+	    values[j] = val;
+	    if (k > max_rehash)
+		max_rehash = k;
+skip1:	;
+	}
+	if (max_rehash < MIN_REHASH) {
+	    if (max_rehash < best_max_rehash) {
+		best_max_rehash = max_rehash;
+		best_z = z;
+	    }
+	    num_found++;
+	    if (num_found >= MATCHES)
+		break;
+	}
+next2:	;
+    }
+
+    z = best_z;
+    if (z == 0) {
+	fprintf(stderr, "makekeys: failed to find small enough hash!\n"
+		"Try increasing KTNUM in makekeys.c\n");
+	exit(1);
+    }
+    for (i = z; --i >= 0;)
+	offsets[i] = 0;
+    for (i = 0; i < ksnum; i++) {
+	val = info[i].val;
+	first = j = val % z;
+	while (offsets[j]) {
+	    if (values[j] == val)
+		goto skip2;
+	    j += first + 1;
+	    if (j >= z)
+		j -= z;
+	}
+	offsets[j] = indexes[i] + 2;
+	values[j] = val;
+skip2:	;
+    }
+    printf("\n");
+    printf("#ifdef NEEDVTABLE\n");
+    printf("#define VTABLESIZE %d\n", z);
+    printf("#define VMAXHASH %d\n", best_max_rehash + 1);
+    printf("\n");
+    printf("static const unsigned short hashKeysym[VTABLESIZE] = {\n");
+    for (i = 0; i < z;) {
+	printf("0x%.4x", offsets[i]);
+	i++;
+	if (i == z)
+	    break;
+	printf((i & 7) ? ", " : ",\n");
+    }
+    printf("\n");
+    printf("};\n");
+    printf("#endif /* NEEDVTABLE */\n");
+
+    exit(0);
+}
diff --git a/nx-X11/lib/src/util/mkks.sh b/nx-X11/lib/src/util/mkks.sh
new file mode 100644
index 000000000..ab5ca80c9
--- /dev/null
+++ b/nx-X11/lib/src/util/mkks.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+cat $* | awk 'BEGIN { \
+    printf "/*\n * This file is generated from %s.  Do not edit.\n */\n", \
+	   "$(INCLUDESRC)/keysymdef.h";\
+} \
+/^#define/ { \
+	len = length($2)-3; \
+	printf("{ \"%s\", %s },\n", substr($2,4,len), $3); \
+}'