X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=lib%2Finternal.h;h=cbac2a7eda0ec16aeb38665c689b16f0ffab2f1e;hb=c4cf2d1c17594d333ccd819212756e3afb8b9924;hp=de57c5ecb145ff673223a2e4494ae81201dd7763;hpb=35383c120d9452de7062e75ca6372ea7f74fe759;p=pciutils.git

diff --git a/lib/internal.h b/lib/internal.h
index de57c5e..cbac2a7 100644
--- a/lib/internal.h
+++ b/lib/internal.h
@@ -10,16 +10,21 @@
 
 #ifdef PCI_SHARED_LIB
 #define PCI_ABI __attribute__((visibility("default")))
+// Functions, which are bound to externally visible symbols by the versioning
+// mechanism, have to be declared as VERSIONED. Otherwise, GCC with global
+// optimizations is happy to optimize them away, leading to linker failures.
+#define VERSIONED_ABI __attribute__((used)) PCI_ABI
 #ifdef __APPLE__
 #define STATIC_ALIAS(_decl, _for) _decl PCI_ABI { return _for; }
-#define DEFINE_ALIAS(_decl, _for) extern _decl __attribute__((alias(#_for)))
-#define SYMBOL_VERSION(_int, _ext) asm(".symver " #_int "," #_ext)
-#else
-#define STATIC_ALIAS(_decl, _for)
 #define DEFINE_ALIAS(_decl, _for)
 #define SYMBOL_VERSION(_int, _ext)
+#else
+#define STATIC_ALIAS(_decl, _for)
+#define DEFINE_ALIAS(_decl, _for) extern _decl __attribute__((alias(#_for)))
+#define SYMBOL_VERSION(_int, _ext) asm(".symver " #_int "," #_ext)
 #endif
 #else
+#define VERSIONED_ABI
 #define STATIC_ALIAS(_decl, _for) _decl { return _for; }
 #define DEFINE_ALIAS(_decl, _for)
 #define SYMBOL_VERSION(_int, _ext)
@@ -54,15 +59,21 @@ int pci_generic_block_write(struct pci_dev *, int pos, byte *buf, int len);
 /* init.c */
 void *pci_malloc(struct pci_access *, int);
 void pci_mfree(void *);
-char *pci_strdup(struct pci_access *a, char *s);
+char *pci_strdup(struct pci_access *a, const char *s);
+
+void pci_init_v30(struct pci_access *a) VERSIONED_ABI;
+void pci_init_v35(struct pci_access *a) VERSIONED_ABI;
 
 /* access.c */
 struct pci_dev *pci_alloc_dev(struct pci_access *);
 int pci_link_dev(struct pci_access *, struct pci_dev *);
 
-int pci_fill_info_v30(struct pci_dev *, int flags) PCI_ABI;
-int pci_fill_info_v31(struct pci_dev *, int flags) PCI_ABI;
-int pci_fill_info_v32(struct pci_dev *, int flags) PCI_ABI;
+int pci_fill_info_v30(struct pci_dev *, int flags) VERSIONED_ABI;
+int pci_fill_info_v31(struct pci_dev *, int flags) VERSIONED_ABI;
+int pci_fill_info_v32(struct pci_dev *, int flags) VERSIONED_ABI;
+int pci_fill_info_v33(struct pci_dev *, int flags) VERSIONED_ABI;
+int pci_fill_info_v34(struct pci_dev *, int flags) VERSIONED_ABI;
+int pci_fill_info_v35(struct pci_dev *, int flags) VERSIONED_ABI;
 
 /* params.c */
 void pci_define_param(struct pci_access *acc, char *param, char *val, char *help);
@@ -75,4 +86,4 @@ void pci_free_caps(struct pci_dev *);
 
 extern struct pci_methods pm_intel_conf1, pm_intel_conf2, pm_linux_proc,
 	pm_fbsd_device, pm_aix_device, pm_nbsd_libpci, pm_obsd_device,
-	pm_dump, pm_linux_sysfs, pm_darwin_device;
+	pm_dump, pm_linux_sysfs, pm_darwin;