NUMA node scanning is now done in an ABI-compatible way

[thirdparty/pciutils.git] / lib / internal.h

diff --git a/lib/internal.h b/lib/internal.h
index 0d9510915a029c03727c49d285e2b7a392978af0..7e101aba8b36d8749d6fccadab6a5b691d102c3c 100644 (file)
--- a/lib/internal.h
+++ b/lib/internal.h
@@ -1,7 +1,7 @@
 /*
  *     The PCI Library -- Internal Stuff
  *
- *     Copyright (c) 1997--2008 Martin Mares <mj@ucw.cz>
+ *     Copyright (c) 1997--2014 Martin Mares <mj@ucw.cz>
  *
  *     Can be freely distributed and used under the terms of the GNU GPL.
  */
@@ -10,10 +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)
+#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)
@@ -48,14 +59,17 @@ 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);
 
 /* 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_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;
 
 /* params.c */
 void pci_define_param(struct pci_access *acc, char *param, char *val, char *help);
@@ -68,4 +82,4 @@ 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_dump, pm_linux_sysfs, pm_darwin;