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Diffstat (limited to 'nx-X11/lib/src/GetFPath.c')
-rw-r--r-- | nx-X11/lib/src/GetFPath.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/nx-X11/lib/src/GetFPath.c b/nx-X11/lib/src/GetFPath.c new file mode 100644 index 000000000..3d87e4f64 --- /dev/null +++ b/nx-X11/lib/src/GetFPath.c @@ -0,0 +1,99 @@ +/* + +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; +} |