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Diffstat (limited to 'nx-X11/lib/src/GetFPath.c')
-rw-r--r--nx-X11/lib/src/GetFPath.c99
1 files changed, 99 insertions, 0 deletions
diff --git a/nx-X11/lib/src/GetFPath.c b/nx-X11/lib/src/GetFPath.c
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+++ b/nx-X11/lib/src/GetFPath.c
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+/*
+
+Copyright 1986, 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.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xlibint.h"
+#include <limits.h>
+
+char **XGetFontPath(
+ register Display *dpy,
+ int *npaths) /* RETURN */
+{
+ xGetFontPathReply rep;
+ unsigned long nbytes = 0;
+ char **flist = NULL;
+ char *ch = NULL;
+ char *chend;
+ int count = 0;
+ register unsigned i;
+ register int length;
+ _X_UNUSED register xReq *req;
+
+ LockDisplay(dpy);
+ GetEmptyReq (GetFontPath, req);
+ (void) _XReply (dpy, (xReply *) &rep, 0, xFalse);
+
+ if (rep.nPaths) {
+ flist = Xmalloc(rep.nPaths * sizeof (char *));
+ if (rep.length < (INT_MAX >> 2)) {
+ nbytes = (unsigned long) rep.length << 2;
+ ch = Xmalloc (nbytes + 1);
+ /* +1 to leave room for last null-terminator */
+ }
+
+ if ((! flist) || (! ch)) {
+ Xfree(flist);
+ Xfree(ch);
+ _XEatDataWords(dpy, rep.length);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (char **) NULL;
+ }
+
+ _XReadPad (dpy, ch, nbytes);
+ /*
+ * unpack into null terminated strings.
+ */
+ chend = ch + (nbytes + 1);
+ length = *ch;
+ for (i = 0; i < rep.nPaths; i++) {
+ if (ch + length < chend) {
+ flist[i] = ch+1; /* skip over length */
+ ch += length + 1; /* find next length ... */
+ length = *ch;
+ *ch = '\0'; /* and replace with null-termination */
+ count++;
+ } else
+ flist[i] = NULL;
+ }
+ }
+ *npaths = count;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (flist);
+}
+
+int
+XFreeFontPath (char **list)
+{
+ if (list != NULL) {
+ Xfree (list[0]-1);
+ Xfree (list);
+ }
+ return 1;
+}