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-rw-r--r--src/Makefile.am2
-rw-r--r--src/bitmap/bitscale.c6
-rw-r--r--src/fc/fserve.c8
-rw-r--r--src/fontfile/renderers.c6
-rw-r--r--src/stubs/Makefile.am2
-rw-r--r--src/stubs/cauthgen.c1
-rw-r--r--src/stubs/csignal.c1
-rw-r--r--src/stubs/delfntcid.c1
-rw-r--r--src/stubs/errorf.c1
-rw-r--r--src/stubs/fatalerror.c13
-rw-r--r--src/stubs/findoldfnt.c1
-rw-r--r--src/stubs/getcres.c1
-rw-r--r--src/stubs/getdefptsize.c1
-rw-r--r--src/stubs/getnewfntcid.c1
-rw-r--r--src/stubs/gettime.c1
-rw-r--r--src/stubs/initfshdl.c1
-rw-r--r--src/stubs/regfpefunc.c4
-rw-r--r--src/stubs/rmfshdl.c1
-rw-r--r--src/stubs/servclient.c9
-rw-r--r--src/stubs/setfntauth.c1
-rw-r--r--src/stubs/stfntcfnt.c1
-rw-r--r--src/stubs/stubs.h49
-rw-r--r--src/stubs/stubsinit.c82
-rw-r--r--src/util/atom.c4
-rw-r--r--src/util/miscutil.c12
25 files changed, 182 insertions, 28 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index cd09ab9..33fd135 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -65,4 +65,4 @@ libXfont_la_LIBADD = \
libXfont_la_SOURCES = dummy.c
-libXfont_la_LDFLAGS = -version-number 1:4:1
+libXfont_la_LDFLAGS = -version-number 1:4:1 -no-undefined
diff --git a/src/bitmap/bitscale.c b/src/bitmap/bitscale.c
index b32639f..c9af4c0 100644
--- a/src/bitmap/bitscale.c
+++ b/src/bitmap/bitscale.c
@@ -44,7 +44,7 @@ from The Open Group.
#endif
/* Should get this from elsewhere */
-extern unsigned long serverGeneration;
+extern unsigned long __GetServerGeneration(void);
static void bitmapUnloadScalable (FontPtr pFont);
static void ScaleBitmap ( FontPtr pFont, CharInfoPtr opci,
@@ -581,9 +581,9 @@ ComputeScaledProperties(FontInfoPtr sourceFontInfo, /* the font to be scaled */
char *isStringProp;
int nProps;
- if (bitscaleGeneration != serverGeneration) {
+ if (bitscaleGeneration != __GetServerGeneration()) {
initFontPropTable();
- bitscaleGeneration = serverGeneration;
+ bitscaleGeneration = __GetServerGeneration();
}
nProps = NPROPS + 1 + sizeof(fontPropTable) / sizeof(fontProp) +
sizeof(rawFontPropTable) / sizeof(fontProp);
diff --git a/src/fc/fserve.c b/src/fc/fserve.c
index c1cf9d6..92b0d53 100644
--- a/src/fc/fserve.c
+++ b/src/fc/fserve.c
@@ -2161,7 +2161,7 @@ fs_send_load_glyphs(pointer client, FontPtr pfont,
}
-extern pointer serverClient; /* This could be any number that
+extern pointer __GetServerClient(void); /* This could be any number that
doesn't conflict with existing
client values. */
@@ -2333,17 +2333,17 @@ fs_load_all_glyphs(FontPtr pfont)
* perform an unpleasant job that, we hope, will never be required.
*/
- while ((err = _fs_load_glyphs(serverClient, pfont, TRUE, 0, 0, NULL)) ==
+ while ((err = _fs_load_glyphs(__GetServerClient(), pfont, TRUE, 0, 0, NULL)) ==
Suspended)
{
if (fs_await_reply (conn) != FSIO_READY)
{
/* Get rid of blockrec */
- fs_client_died(serverClient, pfont->fpe);
+ fs_client_died(__GetServerClient(), pfont->fpe);
err = BadCharRange;
break;
}
- fs_read_reply (pfont->fpe, serverClient);
+ fs_read_reply (pfont->fpe, __GetServerClient());
}
return err;
}
diff --git a/src/fontfile/renderers.c b/src/fontfile/renderers.c
index 5091922..bbcd466 100644
--- a/src/fontfile/renderers.c
+++ b/src/fontfile/renderers.c
@@ -40,7 +40,7 @@ static FontRenderersRec renderers;
* XXX Maybe should allow unregistering renders. For now, just clear the
* list at each new generation.
*/
-extern unsigned long serverGeneration;
+extern unsigned long __GetServerGeneration(void);
static unsigned long rendererGeneration = 0;
Bool
@@ -55,8 +55,8 @@ FontFilePriorityRegisterRenderer (FontRendererPtr renderer, int priority)
int i;
struct _FontRenderersElement *new;
- if (rendererGeneration != serverGeneration) {
- rendererGeneration = serverGeneration;
+ if (rendererGeneration != __GetServerGeneration()) {
+ rendererGeneration = __GetServerGeneration();
renderers.number = 0;
if (renderers.renderers)
free(renderers.renderers);
diff --git a/src/stubs/Makefile.am b/src/stubs/Makefile.am
index 23e3bd1..7eb16d4 100644
--- a/src/stubs/Makefile.am
+++ b/src/stubs/Makefile.am
@@ -10,7 +10,6 @@ libstubs_la_SOURCES = \
csignal.c \
delfntcid.c \
errorf.c \
- fatalerror.c \
findoldfnt.c \
getcres.c \
getdefptsize.c \
@@ -22,4 +21,5 @@ libstubs_la_SOURCES = \
servclient.c \
setfntauth.c \
stfntcfnt.c \
+ stubsinit.c \
stubs.h
diff --git a/src/stubs/cauthgen.c b/src/stubs/cauthgen.c
index 026c52d..10086e4 100644
--- a/src/stubs/cauthgen.c
+++ b/src/stubs/cauthgen.c
@@ -10,5 +10,6 @@
weak int
client_auth_generation(ClientPtr client)
{
+ OVERRIDE_SYMBOL(client_auth_generation, client);
return 0;
}
diff --git a/src/stubs/csignal.c b/src/stubs/csignal.c
index e6fdeae..dd88b3d 100644
--- a/src/stubs/csignal.c
+++ b/src/stubs/csignal.c
@@ -10,5 +10,6 @@
weak Bool
ClientSignal(ClientPtr client)
{
+ OVERRIDE_SYMBOL(ClientSignal,client);
return True;
}
diff --git a/src/stubs/delfntcid.c b/src/stubs/delfntcid.c
index ca71328..8113b9f 100644
--- a/src/stubs/delfntcid.c
+++ b/src/stubs/delfntcid.c
@@ -10,4 +10,5 @@
weak void
DeleteFontClientID(Font id)
{
+ OVERRIDE_SYMBOL(DeleteFontClientID, id);
}
diff --git a/src/stubs/errorf.c b/src/stubs/errorf.c
index fd32965..d2de6c6 100644
--- a/src/stubs/errorf.c
+++ b/src/stubs/errorf.c
@@ -10,4 +10,5 @@
weak void
ErrorF(const char *f, ...)
{
+ OVERRIDE_VA_SYMBOL(VErrorF, f);
}
diff --git a/src/stubs/fatalerror.c b/src/stubs/fatalerror.c
deleted file mode 100644
index 1549ad3..0000000
--- a/src/stubs/fatalerror.c
+++ /dev/null
@@ -1,13 +0,0 @@
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include "stubs.h"
-
-#ifdef __SUNPRO_C
-#pragma weak FatalError
-#endif
-
-weak void
-FatalError(const char *f, ...)
-{
-}
diff --git a/src/stubs/findoldfnt.c b/src/stubs/findoldfnt.c
index 7a00084..c73279e 100644
--- a/src/stubs/findoldfnt.c
+++ b/src/stubs/findoldfnt.c
@@ -10,5 +10,6 @@
weak FontPtr
find_old_font(FSID id)
{
+ OVERRIDE_SYMBOL(find_old_font, id);
return (FontPtr)NULL;
}
diff --git a/src/stubs/getcres.c b/src/stubs/getcres.c
index 0b98f46..27a9180 100644
--- a/src/stubs/getcres.c
+++ b/src/stubs/getcres.c
@@ -10,5 +10,6 @@
weak FontResolutionPtr
GetClientResolutions(int *num)
{
+ OVERRIDE_SYMBOL(GetClientResolutions, num);
return (FontResolutionPtr) 0;
}
diff --git a/src/stubs/getdefptsize.c b/src/stubs/getdefptsize.c
index 0b9e409..50c1b18 100644
--- a/src/stubs/getdefptsize.c
+++ b/src/stubs/getdefptsize.c
@@ -10,5 +10,6 @@
weak int
GetDefaultPointSize(void)
{
+ OVERRIDE_SYMBOL(GetDefaultPointSize);
return 0;
}
diff --git a/src/stubs/getnewfntcid.c b/src/stubs/getnewfntcid.c
index e2fe8bb..d31ccf1 100644
--- a/src/stubs/getnewfntcid.c
+++ b/src/stubs/getnewfntcid.c
@@ -10,5 +10,6 @@
weak Font
GetNewFontClientID(void)
{
+ OVERRIDE_SYMBOL(GetNewFontClientID);
return (Font)0;
}
diff --git a/src/stubs/gettime.c b/src/stubs/gettime.c
index 7b2d3b3..1b20f62 100644
--- a/src/stubs/gettime.c
+++ b/src/stubs/gettime.c
@@ -10,5 +10,6 @@
weak unsigned long
GetTimeInMillis (void)
{
+ OVERRIDE_SYMBOL(GetTimeInMillis);
return 0;
}
diff --git a/src/stubs/initfshdl.c b/src/stubs/initfshdl.c
index a14daff..e1c0b24 100644
--- a/src/stubs/initfshdl.c
+++ b/src/stubs/initfshdl.c
@@ -11,5 +11,6 @@ weak int
init_fs_handlers(FontPathElementPtr fpe,
BlockHandlerProcPtr block_handler)
{
+ OVERRIDE_SYMBOL(init_fs_handlers, fpe, block_handler);
return Successful;
}
diff --git a/src/stubs/regfpefunc.c b/src/stubs/regfpefunc.c
index fdf22cd..ae12a01 100644
--- a/src/stubs/regfpefunc.c
+++ b/src/stubs/regfpefunc.c
@@ -24,5 +24,9 @@ RegisterFPEFunctions(NameCheckFunc name_func,
NextLaFunc next_list_alias_func,
SetPathFunc set_path_func)
{
+ OVERRIDE_SYMBOL(RegisterFPEFunctions, name_func, init_func, free_func,
+ reset_func, open_func, close_func, list_func, start_lfwi_func,
+ next_lfwi_func, wakeup_func, client_died, load_glyphs,
+ start_list_alias_func, next_list_alias_func, set_path_func);
return 0;
}
diff --git a/src/stubs/rmfshdl.c b/src/stubs/rmfshdl.c
index b495661..22a3091 100644
--- a/src/stubs/rmfshdl.c
+++ b/src/stubs/rmfshdl.c
@@ -12,4 +12,5 @@ remove_fs_handlers(FontPathElementPtr fpe,
BlockHandlerProcPtr blockHandler,
Bool all)
{
+ OVERRIDE_SYMBOL(remove_fs_handlers, fpe, blockHandler, all);
}
diff --git a/src/stubs/servclient.c b/src/stubs/servclient.c
index 9b6cebb..f85e08e 100644
--- a/src/stubs/servclient.c
+++ b/src/stubs/servclient.c
@@ -8,3 +8,12 @@
#endif
weak void *serverClient = 0;
+
+void *__GetServerClient(void);
+
+void *
+__GetServerClient(void)
+{
+ OVERRIDE_DATA(serverClient);
+ return serverClient;
+}
diff --git a/src/stubs/setfntauth.c b/src/stubs/setfntauth.c
index 0c7eccc..371807e 100644
--- a/src/stubs/setfntauth.c
+++ b/src/stubs/setfntauth.c
@@ -10,5 +10,6 @@
weak int
set_font_authorizations(char **authorizations, int *authlen, ClientPtr client)
{
+ OVERRIDE_SYMBOL(set_font_authorizations, authorizations, authlen, client);
return 0;
}
diff --git a/src/stubs/stfntcfnt.c b/src/stubs/stfntcfnt.c
index 5fc1745..d490988 100644
--- a/src/stubs/stfntcfnt.c
+++ b/src/stubs/stfntcfnt.c
@@ -10,5 +10,6 @@
weak int
StoreFontClientFont(FontPtr pfont, Font id)
{
+ OVERRIDE_SYMBOL(StoreFontClientFont, pfont, id);
return 0;
}
diff --git a/src/stubs/stubs.h b/src/stubs/stubs.h
index fa634e9..7d499d5 100644
--- a/src/stubs/stubs.h
+++ b/src/stubs/stubs.h
@@ -19,6 +19,54 @@
#endif
#endif
+#if defined(NO_WEAK_SYMBOLS) && defined(PIC)
+#include <stdarg.h>
+extern int _font_init_stubs(void);
+#define OVERRIDE_DATA(sym) \
+ _font_init_stubs(); \
+ if (__ptr_##sym && __ptr_##sym != &sym) \
+ sym = *__ptr_##sym
+#define OVERRIDE_SYMBOL(sym,...) \
+ _font_init_stubs(); \
+ if (__##sym && __##sym != sym) \
+ return (*__##sym)(__VA_ARGS__)
+#define OVERRIDE_VA_SYMBOL(sym,f) \
+ va_list _args; \
+ _font_init_stubs(); \
+ va_start(_args, f); \
+ if (__##sym) \
+ (*__##sym)(f, _args); \
+ va_end(_args)
+
+int (*__client_auth_generation)(ClientPtr);
+Bool (*__ClientSignal)(ClientPtr);
+void (*__DeleteFontClientID)(Font);
+void (*__VErrorF)(const char *, va_list);
+FontPtr (*__find_old_font)(FSID);
+FontResolutionPtr (*__GetClientResolutions)(int *);
+int (*__GetDefaultPointSize)(void);
+Font (*__GetNewFontClientID)(void);
+unsigned long (*__GetTimeInMillis)(void);
+int (*__init_fs_handlers)(FontPathElementPtr, BlockHandlerProcPtr);
+int (*__RegisterFPEFunctions)(NameCheckFunc, InitFpeFunc, FreeFpeFunc,
+ ResetFpeFunc, OpenFontFunc, CloseFontFunc, ListFontsFunc,
+ StartLfwiFunc, NextLfwiFunc, WakeupFpeFunc, ClientDiedFunc,
+ LoadGlyphsFunc, StartLaFunc, NextLaFunc, SetPathFunc);
+void (*__remove_fs_handlers)(FontPathElementPtr, BlockHandlerProcPtr, Bool);
+void **__ptr_serverClient;
+int (*__set_font_authorizations)(char **, int *, ClientPtr);
+int (*__StoreFontClientFont)(FontPtr, Font);
+Atom (*__MakeAtom)(const char *, unsigned, int);
+int (*__ValidAtom)(Atom);
+char *(*__NameForAtom)(Atom);
+unsigned long *__ptr_serverGeneration;
+void (*__register_fpe_functions)(void);
+#else /* NO_WEAK_SYMBOLS && PIC */
+#define OVERRIDE_DATA(sym)
+#define OVERRIDE_SYMBOL(sym,...)
+#define OVERRIDE_VA_SYMBOL(sym,f)
+#endif
+
/* This is really just a hack for now... __APPLE__ really should be using
* the weak symbols route above, but it's causing an as-yet unresolved issue,
* so we're instead building with flat_namespace.
@@ -36,6 +84,5 @@ extern int set_font_authorizations ( char **authorizations,
extern unsigned long GetTimeInMillis (void);
extern void ErrorF(const char *format, ...);
-extern void FatalError(const char *format, ...);
/* end of file */
diff --git a/src/stubs/stubsinit.c b/src/stubs/stubsinit.c
new file mode 100644
index 0000000..fc52332
--- /dev/null
+++ b/src/stubs/stubsinit.c
@@ -0,0 +1,82 @@
+#include "stubs.h"
+
+#if defined(NO_WEAK_SYMBOLS) && defined(PIC)
+
+#ifdef WIN32
+#include <X11/Xwindows.h>
+#define DLOPEN_SELF() GetModuleHandle(NULL)
+#define DLSYM(h,f) GetProcAddress(h,f)
+#else
+#include <dlfcn.h>
+#define DLOPEN_SELF() dlopen(NULL, RTLD_LOCAL)
+#define DLSYM(h,f) dlsym(h, f)
+#endif
+
+int (*__client_auth_generation)(ClientPtr) = NULL;
+Bool (*__ClientSignal)(ClientPtr) = NULL;
+void (*__DeleteFontClientID)(Font) = NULL;
+void (*__VErrorF)(const char *, va_list) = NULL;
+FontPtr (*__find_old_font)(FSID) = NULL;
+FontResolutionPtr (*__GetClientResolutions)(int *) = NULL;
+int (*__GetDefaultPointSize)(void) = NULL;
+Font (*__GetNewFontClientID)(void) = NULL;
+unsigned long (*__GetTimeInMillis)(void) = NULL;
+int (*__init_fs_handlers)(FontPathElementPtr, BlockHandlerProcPtr) = NULL;
+int (*__RegisterFPEFunctions)(NameCheckFunc, InitFpeFunc, FreeFpeFunc,
+ ResetFpeFunc, OpenFontFunc, CloseFontFunc, ListFontsFunc,
+ StartLfwiFunc, NextLfwiFunc, WakeupFpeFunc, ClientDiedFunc,
+ LoadGlyphsFunc, StartLaFunc, NextLaFunc, SetPathFunc) = NULL;
+void (*__remove_fs_handlers)(FontPathElementPtr, BlockHandlerProcPtr, Bool) = NULL;
+void **__ptr_serverClient = NULL;
+int (*__set_font_authorizations)(char **, int *, ClientPtr) = NULL;
+int (*__StoreFontClientFont)(FontPtr, Font) = NULL;
+Atom (*__MakeAtom)(const char *, unsigned, int) = NULL;
+int (*__ValidAtom)(Atom) = NULL;
+char *(*__NameForAtom)(Atom) = NULL;
+unsigned long *__ptr_serverGeneration = NULL;
+void (*__register_fpe_functions)(void) = NULL;
+
+#define INIT_SYMBOL(sym) \
+ if (!__##sym) \
+ __##sym = (typeof(__##sym)) DLSYM(handle, #sym)
+#define INIT_DATA(sym) \
+ if (!__ptr_##sym) \
+ __ptr_##sym = (typeof(__ptr_##sym)) DLSYM(handle, #sym)
+
+int
+_font_init_stubs (void)
+{
+ static int inited = FALSE;
+ static void *handle = NULL;
+
+ if (inited)
+ return inited;
+ if (!handle)
+ handle = DLOPEN_SELF();
+
+ INIT_SYMBOL(client_auth_generation);
+ INIT_SYMBOL(ClientSignal);
+ INIT_SYMBOL(DeleteFontClientID);
+ INIT_SYMBOL(VErrorF);
+ INIT_SYMBOL(find_old_font);
+ INIT_SYMBOL(GetClientResolutions);
+ INIT_SYMBOL(GetDefaultPointSize);
+ INIT_SYMBOL(GetNewFontClientID);
+ INIT_SYMBOL(GetTimeInMillis);
+ INIT_SYMBOL(init_fs_handlers);
+ INIT_SYMBOL(RegisterFPEFunctions);
+ INIT_SYMBOL(remove_fs_handlers);
+ INIT_SYMBOL(set_font_authorizations);
+ INIT_SYMBOL(StoreFontClientFont);
+ INIT_SYMBOL(MakeAtom);
+ INIT_SYMBOL(ValidAtom);
+ INIT_SYMBOL(NameForAtom);
+ INIT_SYMBOL(register_fpe_functions);
+ INIT_DATA(serverClient);
+ INIT_DATA(serverGeneration);
+
+ inited = TRUE;
+ return inited;
+}
+
+#endif /* NO_WEAK_SYMBOLS && PIC */
diff --git a/src/util/atom.c b/src/util/atom.c
index 37811f9..5f7f1c6 100644
--- a/src/util/atom.c
+++ b/src/util/atom.c
@@ -158,6 +158,8 @@ MakeAtom(const char *string, unsigned len, int makeit)
int h = 0;
int r;
+ OVERRIDE_SYMBOL(MakeAtom, string, len, makeit);
+
hash = Hash (string, len);
if (hashTable)
{
@@ -230,6 +232,7 @@ MakeAtom(const char *string, unsigned len, int makeit)
weak int
ValidAtom(Atom atom)
{
+ OVERRIDE_SYMBOL(ValidAtom, atom);
return (atom != None) && (atom <= lastAtom);
}
@@ -240,6 +243,7 @@ ValidAtom(Atom atom)
weak char *
NameForAtom(Atom atom)
{
+ OVERRIDE_SYMBOL(NameForAtom, atom);
if (atom != None && atom <= lastAtom)
return reverseMap[atom]->name;
return NULL;
diff --git a/src/util/miscutil.c b/src/util/miscutil.c
index 3d802d2..61c9d11 100644
--- a/src/util/miscutil.c
+++ b/src/util/miscutil.c
@@ -45,14 +45,22 @@ from The Open Group.
extern void BuiltinRegisterFpeFunctions(void);
-#ifndef NO_WEAK_SYMBOLS
/* make sure everything initializes themselves at least once */
weak unsigned long serverGeneration = 1;
-#endif
+
+unsigned long __GetServerGeneration (void);
+
+unsigned long
+__GetServerGeneration (void)
+{
+ OVERRIDE_DATA(serverGeneration);
+ return serverGeneration;
+}
weak void
register_fpe_functions (void)
{
+ OVERRIDE_SYMBOL(register_fpe_functions);
BuiltinRegisterFpeFunctions();
FontFileRegisterFpeFunctions();
#ifdef XFONT_FC
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-01 14:53:27 +0000