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Diffstat (limited to 'nx-X11/lib/src/xlibi18n/lcFile.c')
-rw-r--r--nx-X11/lib/src/xlibi18n/lcFile.c711
1 files changed, 711 insertions, 0 deletions
diff --git a/nx-X11/lib/src/xlibi18n/lcFile.c b/nx-X11/lib/src/xlibi18n/lcFile.c
new file mode 100644
index 000000000..cf03a90a7
--- /dev/null
+++ b/nx-X11/lib/src/xlibi18n/lcFile.c
@@ -0,0 +1,711 @@
+/*
+ *
+ * Copyright IBM Corporation 1993
+ *
+ * All Rights Reserved
+ *
+ * License to use, copy, modify, and distribute this software and its
+ * documentation for any purpose and without fee is hereby granted,
+ * provided that the above copyright notice appear in all copies and that
+ * both that copyright notice and this permission notice appear in
+ * supporting documentation, and that the name of IBM not be
+ * used in advertising or publicity pertaining to distribution of the
+ * software without specific, written prior permission.
+ *
+ * IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ * ALL IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS, AND
+ * NONINFRINGEMENT OF THIRD PARTY RIGHTS, IN NO EVENT SHALL
+ * IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ *
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdlib.h>
+#include <stdio.h>
+#include <ctype.h>
+#include "Xlibint.h"
+#include "XlcPubI.h"
+#include <nx-X11/Xos.h>
+#include <unistd.h>
+
+/************************************************************************/
+
+#define iscomment(ch) ((ch) == '#' || (ch) == '\0')
+#if defined(WIN32)
+#define isreadable(f) (_XAccessFile(f))
+#else
+#define isreadable(f) ((access((f), R_OK) != -1) ? 1 : 0)
+#endif
+
+#define LC_PATHDELIM ':'
+
+#define XLC_BUFSIZE 256
+
+#include "pathmax.h"
+
+#define NUM_LOCALEDIR 64
+
+/* Splits a NUL terminated line into constituents, at colons and newline
+ characters. Leading whitespace is removed from constituents. The
+ constituents are stored at argv[0..argsize-1]. The number of stored
+ constituents (<= argsize) is returned. The line is destructively
+ modified. */
+static int
+parse_line(
+ char *line,
+ char **argv,
+ int argsize)
+{
+ int argc = 0;
+ char *p = line;
+
+ while (argc < argsize) {
+ while (isspace(*p)) {
+ ++p;
+ }
+ if (*p == '\0') {
+ break;
+ }
+ argv[argc++] = p;
+ while (*p != ':' && *p != '\n' && *p != '\0') {
+ ++p;
+ }
+ if (*p == '\0') {
+ break;
+ }
+ *p++ = '\0';
+ }
+
+ return argc;
+}
+
+#if defined(WIN32)
+
+/* this is parse_line but skips drive letters at the beginning of the entry */
+static int
+parse_line1(
+ char *line,
+ char **argv,
+ int argsize)
+{
+ int argc = 0;
+ char *p = line;
+
+ while (argc < argsize) {
+ while (isspace(*p)) {
+ ++p;
+ }
+ if (*p == '\0') {
+ break;
+ }
+ argv[argc++] = p;
+ if (isalpha(*p) && p[1] == ':') {
+ p+= 2; /* skip drive letters */
+ }
+ while (*p != ':' && *p != '\n' && *p != '\0') {
+ ++p;
+ }
+ if (*p == '\0') {
+ break;
+ }
+ *p++ = '\0';
+ }
+
+ return argc;
+}
+
+#endif /* WIN32 */
+
+/* Splits a colon separated list of directories, and returns the constituent
+ paths (without trailing slash). At most argsize constituents are stored
+ at argv[0..argsize-1]. The number of stored constituents is returned. */
+static int
+_XlcParsePath(
+ char *path,
+ char **argv,
+ int argsize)
+{
+ char *p = path;
+ int n, i;
+
+#if !defined(WIN32)
+ n = parse_line(path, argv, argsize);
+#else
+ n = parse_line1(path, argv, argsize);
+#endif
+ for (i = 0; i < n; ++i) {
+ int len;
+ p = argv[i];
+ len = strlen(p);
+ if (len > 0 && p[len - 1] == '/') {
+ /* eliminate trailing slash */
+ p[len - 1] = '\0';
+ }
+ }
+ return n;
+}
+
+#ifndef XLOCALEDIR
+#define XLOCALEDIR "/usr/lib/X11/locale"
+#endif
+
+void
+xlocaledir(
+ char *buf,
+ int buf_len)
+{
+ char *p = buf;
+ int len = 0;
+
+#ifndef NO_XLOCALEDIR
+ char *dir;
+ int priv = 1;
+
+ dir = getenv("XLOCALEDIR");
+
+ if (dir) {
+#ifndef WIN32
+ /*
+ * Only use the user-supplied path if the process isn't priviledged.
+ */
+ if (getuid() == geteuid() && getgid() == getegid()) {
+#if defined(HASSETUGID)
+ priv = issetugid();
+#elif defined(HASGETRESUID)
+ {
+ uid_t ruid, euid, suid;
+ gid_t rgid, egid, sgid;
+ if ((getresuid(&ruid, &euid, &suid) == 0) &&
+ (getresgid(&rgid, &egid, &sgid) == 0))
+ priv = (euid != suid) || (egid != sgid);
+ }
+#else
+ /*
+ * If there are saved ID's the process might still be priviledged
+ * even though the above test succeeded. If issetugid() and
+ * getresgid() aren't available, test this by trying to set
+ * euid to 0.
+ *
+ * Note: this only protects setuid-root clients. It doesn't
+ * protect other setuid or any setgid clients. If this tradeoff
+ * isn't acceptable, set DisableXLocaleDirEnv to YES in host.def.
+ */
+ unsigned int oldeuid;
+ oldeuid = geteuid();
+ if (seteuid(0) != 0) {
+ priv = 0;
+ } else {
+ if (seteuid(oldeuid) == -1) {
+ /* XXX ouch, coudn't get back to original uid
+ what can we do ??? */
+ _exit(127);
+ }
+ priv = 1;
+ }
+#endif
+ }
+#else
+ priv = 0;
+#endif
+ if (!priv) {
+ len = strlen(dir);
+ strncpy(p, dir, buf_len);
+ if (len < buf_len) {
+ p[len++] = LC_PATHDELIM;
+ p += len;
+ }
+ }
+ }
+#endif /* NO_XLOCALEDIR */
+
+ if (len < buf_len)
+ strncpy(p, XLOCALEDIR, buf_len - len);
+ buf[buf_len-1] = '\0';
+}
+
+static void
+xlocalelibdir(
+ char *buf,
+ int buf_len)
+{
+ char *p = buf;
+ int len = 0;
+
+#ifndef NO_XLOCALEDIR
+ char *dir;
+ int priv = 1;
+
+ dir = getenv("XLOCALELIBDIR");
+
+ if (dir) {
+#ifndef WIN32
+ /*
+ * Only use the user-supplied path if the process isn't priviledged.
+ */
+ if (getuid() == geteuid() && getgid() == getegid()) {
+#if defined(HASSETUGID)
+ priv = issetugid();
+#elif defined(HASGETRESUID)
+ {
+ uid_t ruid, euid, suid;
+ gid_t rgid, egid, sgid;
+ if ((getresuid(&ruid, &euid, &suid) == 0) &&
+ (getresgid(&rgid, &egid, &sgid) == 0))
+ priv = (euid != suid) || (egid != sgid);
+ }
+#else
+ /*
+ * If there are saved ID's the process might still be priviledged
+ * even though the above test succeeded. If issetugid() and
+ * getresgid() aren't available, test this by trying to set
+ * euid to 0.
+ *
+ * Note: this only protects setuid-root clients. It doesn't
+ * protect other setuid or any setgid clients. If this tradeoff
+ * isn't acceptable, set DisableXLocaleDirEnv to YES in host.def.
+ */
+ unsigned int oldeuid;
+ oldeuid = geteuid();
+ if (seteuid(0) != 0) {
+ priv = 0;
+ } else {
+ if (seteuid(oldeuid) == -1) {
+ /* XXX ouch, coudn't get back to original uid
+ what can we do ??? */
+ _exit(127);
+ }
+ priv = 1;
+ }
+#endif
+ }
+#else
+ priv = 0;
+#endif
+ if (!priv) {
+ len = strlen(dir);
+ strncpy(p, dir, buf_len);
+ if (len < buf_len) {
+ p[len++] = LC_PATHDELIM;
+ p += len;
+ }
+ }
+ }
+#endif /* NO_XLOCALEDIR */
+
+ if (len < buf_len)
+ strncpy(p, XLOCALELIBDIR, buf_len - len);
+ buf[buf_len-1] = '\0';
+}
+
+/* Mapping direction */
+typedef enum {
+ LtoR, /* Map first field to second field */
+ RtoL /* Map second field to first field */
+} MapDirection;
+
+static char *
+resolve_name(
+ const char *lc_name,
+ char *file_name,
+ MapDirection direction)
+{
+ FILE *fp;
+ char buf[XLC_BUFSIZE], *name = NULL;
+
+ fp = _XFopenFile (file_name, "r");
+ if (fp == NULL)
+ return NULL;
+
+ while (fgets(buf, XLC_BUFSIZE, fp) != NULL) {
+ char *p = buf;
+ int n;
+ char *args[2], *from, *to;
+ while (isspace(*p)) {
+ ++p;
+ }
+ if (iscomment(*p)) {
+ continue;
+ }
+ n = parse_line(p, args, 2); /* get first 2 fields */
+ if (n != 2) {
+ continue;
+ }
+ if (direction == LtoR) {
+ from = args[0], to = args[1]; /* left to right */
+ } else {
+ from = args[1], to = args[0]; /* right to left */
+ }
+ if (! strcmp(from, lc_name)) {
+ name = strdup(to);
+ break;
+ }
+ }
+ fclose(fp);
+ return name;
+}
+
+#define c_tolower(ch) ((ch) >= 'A' && (ch) <= 'Z' ? (ch) - 'A' + 'a' : (ch))
+
+static char *
+lowercase(
+ char *dst,
+ const char *src)
+{
+ const char *s;
+ char *t;
+
+ for (s = src, t = dst; *s; ++s, ++t)
+ *t = c_tolower(*s);
+ *t = '\0';
+ return dst;
+}
+
+/*
+ * normalize_lcname(): remove any '_' and '-' and convert any character
+ * to lower case after the <language>_<territory> part. If result is identical
+ * to argument, free result and
+ * return NULL.
+ */
+static char *
+normalize_lcname (const char *name)
+{
+ char *p, *ret;
+ const char *tmp = name;
+
+ p = ret = Xmalloc(strlen(name) + 1);
+ if (!p)
+ return NULL;
+
+ if (tmp) {
+ while (*tmp && *tmp != '.' && *tmp != '@')
+ *p++ = *tmp++;
+ while (*tmp) {
+ if (*tmp != '-')
+ *p++ = c_tolower(*tmp);
+ tmp++;
+ }
+ }
+ *p = '\0';
+
+ if (strcmp(ret, name) == 0) {
+ Xfree(ret);
+ return NULL;
+ }
+
+ return ret;
+}
+
+/************************************************************************/
+char *
+_XlcFileName(
+ XLCd lcd,
+ const char *category)
+{
+ char *siname;
+ char cat[XLC_BUFSIZE], dir[XLC_BUFSIZE];
+ int i, n;
+ char *args[NUM_LOCALEDIR];
+ char *file_name = NULL;
+
+ if (lcd == (XLCd)NULL)
+ return NULL;
+
+ siname = XLC_PUBLIC(lcd, siname);
+
+ if (category)
+ lowercase(cat, category);
+ else
+ cat[0] = '\0';
+ xlocaledir(dir,XLC_BUFSIZE);
+ n = _XlcParsePath(dir, args, NUM_LOCALEDIR);
+ for (i = 0; i < n; ++i) {
+ char buf[PATH_MAX], *name;
+
+ if (args[i] == NULL)
+ continue;
+
+ name = NULL;
+ if (snprintf(buf, PATH_MAX, "%s/%s.dir", args[i], cat) < PATH_MAX) {
+ name = resolve_name(siname, buf, RtoL);
+ }
+ if (name == NULL) {
+ continue;
+ }
+ if (*name == '/') {
+ /* supposed to be absolute path name */
+ file_name = name;
+ } else {
+ if (snprintf(buf, PATH_MAX, "%s/%s", args[i], name) < PATH_MAX)
+ file_name = strdup(buf);
+ else
+ file_name = NULL;
+ Xfree(name);
+ }
+ if (file_name && isreadable(file_name)) {
+ break;
+ }
+ Xfree(file_name);
+ file_name = NULL;
+ /* Then, try with next dir */
+ }
+ return file_name;
+}
+
+/************************************************************************/
+#ifndef LOCALE_ALIAS
+#define LOCALE_ALIAS "locale.alias"
+#endif
+
+int
+_XlcResolveLocaleName(
+ const char* lc_name,
+ XLCdPublicPart* pub)
+{
+ char dir[PATH_MAX], buf[PATH_MAX], *name = NULL;
+ char *dst;
+ int i, n, sinamelen;
+ char *args[NUM_LOCALEDIR];
+ static const char locale_alias[] = LOCALE_ALIAS;
+ char *tmp_siname;
+ char *nlc_name = NULL;
+
+ xlocaledir (dir, PATH_MAX);
+ n = _XlcParsePath(dir, args, NUM_LOCALEDIR);
+ for (i = 0; i < n; ++i) {
+ if (args[i] == NULL)
+ continue;
+
+ if (snprintf (buf, PATH_MAX, "%s/%s", args[i], locale_alias)
+ < PATH_MAX) {
+ name = resolve_name (lc_name, buf, LtoR);
+ if (!name) {
+ if (!nlc_name)
+ nlc_name = normalize_lcname(lc_name);
+ if (nlc_name)
+ name = resolve_name (nlc_name, buf, LtoR);
+ }
+ }
+ if (name != NULL) {
+ break;
+ }
+ }
+ Xfree(nlc_name);
+
+ if (name == NULL) {
+ /* vendor locale name == Xlocale name, no expansion of alias */
+ pub->siname = strdup (lc_name);
+ } else {
+ pub->siname = name;
+ }
+
+ sinamelen = strlen (pub->siname);
+ if (sinamelen == 1 && pub->siname[0] == 'C') {
+ pub->language = pub->siname;
+ pub->territory = pub->codeset = NULL;
+ return 1;
+ }
+
+ /*
+ * pub->siname is in the format <lang>_<terr>.<codeset>, typical would
+ * be "en_US.ISO8859-1", "en_US.utf8", "ru_RU.KOI-8", or ja_JP.SJIS,
+ * although it could be ja.SJIS too.
+ */
+ tmp_siname = Xrealloc (pub->siname, 2 * (sinamelen + 1));
+ if (tmp_siname == NULL) {
+ return 0;
+ }
+ pub->siname = tmp_siname;
+
+ /* language */
+ dst = &pub->siname[sinamelen + 1];
+ strcpy (dst, pub->siname);
+ pub->language = dst;
+
+ /* territory */
+ dst = strchr (dst, '_');
+ if (dst) {
+ *dst = '\0';
+ pub->territory = ++dst;
+ } else
+ dst = &pub->siname[sinamelen + 1];
+
+ /* codeset */
+ dst = strchr (dst, '.');
+ if (dst) {
+ *dst = '\0';
+ pub->codeset = ++dst;
+ }
+
+ return (pub->siname[0] != '\0') ? 1 : 0;
+}
+
+/************************************************************************/
+int
+_XlcResolveI18NPath(char *buf, int buf_len)
+{
+ if (buf != NULL) {
+ xlocaledir(buf, buf_len);
+ }
+ return 1;
+}
+
+char *
+_XlcLocaleDirName(char *dir_name, size_t dir_len, const char *lc_name)
+{
+ char dir[PATH_MAX], buf[PATH_MAX];
+ int i, n;
+ char *args[NUM_LOCALEDIR];
+ static char locale_alias[] = LOCALE_ALIAS;
+ char *target_name = NULL;
+ char *target_dir = NULL;
+ char *nlc_name = NULL;
+ static char* last_dir_name = 0;
+ static size_t last_dir_len = 0;
+ static char* last_lc_name = 0;
+
+ if (last_lc_name != 0 && strcmp (last_lc_name, lc_name) == 0
+ && dir_len >= last_dir_len) {
+ strcpy (dir_name, last_dir_name);
+ return dir_name;
+ }
+
+ xlocaledir (dir, PATH_MAX);
+ n = _XlcParsePath(dir, args, NUM_LOCALEDIR);
+ for (i = 0; i < n; ++i) {
+ char *name = NULL;
+
+ if (args[i] == NULL)
+ continue;
+
+ if (snprintf (buf, PATH_MAX, "%s/%s", args[i], locale_alias)
+ < PATH_MAX) {
+ name = resolve_name(lc_name, buf, LtoR);
+ if (!name) {
+ if (!nlc_name)
+ nlc_name = normalize_lcname(lc_name);
+ if (nlc_name)
+ name = resolve_name (nlc_name, buf, LtoR);
+ }
+ }
+
+ /* look at locale.dir */
+
+ target_dir = args[i];
+ if (snprintf(buf, PATH_MAX, "%s/locale.dir", target_dir) < PATH_MAX) {
+ /* If name is not an alias, use lc_name for locale.dir search */
+ target_name = resolve_name(name ? name : lc_name, buf, RtoL);
+ }
+ Xfree(name);
+ name = NULL;
+ if (target_name != NULL) {
+ char *p = 0;
+ if ((p = strstr(target_name, "/XLC_LOCALE"))) {
+ *p = '\0';
+ break;
+ }
+ Xfree(target_name);
+ target_name = NULL;
+ }
+ }
+ Xfree(nlc_name);
+
+ if (target_name == NULL)
+ /* vendor locale name == Xlocale name, no expansion of alias */
+ snprintf(dir_name, dir_len, "%s/%s", args[0], lc_name);
+ else
+ snprintf(dir_name, dir_len, "%s/%s", target_dir, target_name);
+
+ Xfree(target_name);
+ Xfree (last_dir_name);
+ Xfree (last_lc_name);
+
+ last_dir_len = strlen (dir_name) + 1;
+ last_dir_name = Xmalloc (last_dir_len);
+ strcpy (last_dir_name, dir_name);
+ last_lc_name = strdup (lc_name);
+
+ return dir_name;
+}
+
+char *
+_XlcLocaleLibDirName(char *dir_name, size_t dir_len, const char *lc_name)
+{
+ char dir[PATH_MAX], buf[PATH_MAX];
+ int i, n;
+ char *args[NUM_LOCALEDIR];
+ static char locale_alias[] = LOCALE_ALIAS;
+ char *target_name = NULL;
+ char *target_dir = NULL;
+ char *nlc_name = NULL;
+ static char* last_dir_name = 0;
+ static size_t last_dir_len = 0;
+ static char* last_lc_name = 0;
+
+ if (last_lc_name != 0 && strcmp (last_lc_name, lc_name) == 0
+ && dir_len >= last_dir_len) {
+ strcpy (dir_name, last_dir_name);
+ return dir_name;
+ }
+
+ xlocalelibdir (dir, PATH_MAX);
+ n = _XlcParsePath(dir, args, NUM_LOCALEDIR);
+ for (i = 0; i < n; ++i) {
+ char *name = NULL;
+
+ if (args[i] == NULL)
+ continue;
+
+ if (snprintf (buf, PATH_MAX, "%s/%s", args[i], locale_alias)
+ < PATH_MAX) {
+ name = resolve_name(lc_name, buf, LtoR);
+ if (!name) {
+ if (!nlc_name)
+ nlc_name = normalize_lcname(lc_name);
+ if (nlc_name)
+ name = resolve_name (nlc_name, buf, LtoR);
+ }
+ }
+
+ /* look at locale.dir */
+
+ target_dir = args[i];
+ if (snprintf(buf, PATH_MAX, "%s/locale.dir", target_dir) < PATH_MAX) {
+ /* If name is not an alias, use lc_name for locale.dir search */
+ target_name = resolve_name(name ? name : lc_name, buf, RtoL);
+ }
+ Xfree(name);
+ name = NULL;
+ if (target_name != NULL) {
+ char *p = 0;
+ if ((p = strstr(target_name, "/XLC_LOCALE"))) {
+ *p = '\0';
+ break;
+ }
+ Xfree(target_name);
+ target_name = NULL;
+ }
+ }
+ Xfree(nlc_name);
+
+ if (target_name == NULL)
+ /* vendor locale name == Xlocale name, no expansion of alias */
+ snprintf(dir_name, dir_len, "%s/%s", args[0], lc_name);
+ else
+ snprintf(dir_name, dir_len, "%s/%s", target_dir, target_name);
+ Xfree(target_name);
+ Xfree (last_dir_name);
+ Xfree (last_lc_name);
+
+ last_dir_len = strlen (dir_name) + 1;
+ last_dir_name = Xmalloc (last_dir_len);
+ strcpy (last_dir_name, dir_name);
+ last_lc_name = strdup (lc_name);
+
+ return dir_name;
+}
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