* [binutils-gdb] bfd: Define pagesize variables only for mmap
@ 2024-04-09 12:22 H.J. Lu
0 siblings, 0 replies; only message in thread
From: H.J. Lu @ 2024-04-09 12:22 UTC (permalink / raw)
To: binutils-cvs
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=56756c571eb6d33eb8035cf0deb37e472597af6b
commit 56756c571eb6d33eb8035cf0deb37e472597af6b
Author: H.J. Lu <hjl.tools@gmail.com>
Date: Mon Apr 8 19:39:23 2024 -0700
bfd: Define pagesize variables only for mmap
Define _bfd_pagesize, _bfd_pagesize_m1 and _bfd_minimum_mmap_size only
if HAVE_MMAP is defined.
* libbfd-in.h (_bfd_pagesize): Declare only if HAVE_MMAP is
defined.
(_bfd_pagesize_m1): Likewise.
(_bfd_minimum_mmap_size): Likewise.
* libbfd.c (_bfd_pagesize): Define only if HAVE_MMAP is defined.
(_bfd_pagesize_m1): Likewise.
(_bfd_minimum_mmap_size): Likewise.
(bfd_init_pagesize): Likewise.
* lynx-core.c (lynx_core_file_p): Replace _bfd_pagesize with
getpagesize.
Diff:
---
bfd/libbfd-in.h | 2 ++
bfd/libbfd.c | 2 ++
bfd/libbfd.h | 2 ++
bfd/lynx-core.c | 2 +-
4 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/bfd/libbfd-in.h b/bfd/libbfd-in.h
index 7bfc58f12d8..81898d406ab 100644
--- a/bfd/libbfd-in.h
+++ b/bfd/libbfd-in.h
@@ -848,9 +848,11 @@ extern bfd_byte * _bfd_write_unsigned_leb128
extern struct bfd_link_info *_bfd_get_link_info (bfd *)
ATTRIBUTE_HIDDEN;
+#ifdef HAVE_MMAP
extern uintptr_t _bfd_pagesize ATTRIBUTE_HIDDEN;
extern uintptr_t _bfd_pagesize_m1 ATTRIBUTE_HIDDEN;
extern uintptr_t _bfd_minimum_mmap_size ATTRIBUTE_HIDDEN;
+#endif
#if GCC_VERSION >= 7000
#define _bfd_mul_overflow(a, b, res) __builtin_mul_overflow (a, b, res)
diff --git a/bfd/libbfd.c b/bfd/libbfd.c
index 86366e496c5..e92ed5e18a2 100644
--- a/bfd/libbfd.c
+++ b/bfd/libbfd.c
@@ -1572,6 +1572,7 @@ _bfd_generic_init_private_section_data (bfd *ibfd ATTRIBUTE_UNUSED,
return true;
}
+#ifdef HAVE_MMAP
uintptr_t _bfd_pagesize;
uintptr_t _bfd_pagesize_m1;
uintptr_t _bfd_minimum_mmap_size;
@@ -1587,3 +1588,4 @@ bfd_init_pagesize (void)
/* The minimum section size to use mmap. */
_bfd_minimum_mmap_size = _bfd_pagesize * 4;
}
+#endif
diff --git a/bfd/libbfd.h b/bfd/libbfd.h
index bed7d88d4ec..bfe3c6f1762 100644
--- a/bfd/libbfd.h
+++ b/bfd/libbfd.h
@@ -854,9 +854,11 @@ extern bfd_byte * _bfd_write_unsigned_leb128
extern struct bfd_link_info *_bfd_get_link_info (bfd *)
ATTRIBUTE_HIDDEN;
+#ifdef HAVE_MMAP
extern uintptr_t _bfd_pagesize ATTRIBUTE_HIDDEN;
extern uintptr_t _bfd_pagesize_m1 ATTRIBUTE_HIDDEN;
extern uintptr_t _bfd_minimum_mmap_size ATTRIBUTE_HIDDEN;
+#endif
#if GCC_VERSION >= 7000
#define _bfd_mul_overflow(a, b, res) __builtin_mul_overflow (a, b, res)
diff --git a/bfd/lynx-core.c b/bfd/lynx-core.c
index 9ec5a0d2028..44d94ad8745 100644
--- a/bfd/lynx-core.c
+++ b/bfd/lynx-core.c
@@ -96,7 +96,7 @@ lynx_core_file_p (bfd *abfd)
asection *newsect;
size_t amt;
- pagesize = _bfd_pagesize; /* Serious cross-target issue here... This
+ pagesize = getpagesize (); /* Serious cross-target issue here... This
really needs to come from a system-specific
header file. */
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