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| author | Ulf Hermann <ulf.hermann@qt.io> | 2017-02-15 15:28:38 +0100 |
|---|---|---|
| committer | Mark Wielaard <mark@klomp.org> | 2017-02-15 15:32:45 +0100 |
| commit | cb379c4d7859848572c224f7bebd107b02adcfd6 (patch) | |
| tree | 0b75974d35218d57f796574c0507f1b04a4bc430 | |
| parent | 29173849c445b178a97e400c071f25629a4f8b9f (diff) | |
| download | elfutils-cb379c4d7859848572c224f7bebd107b02adcfd6.tar.gz | |
Always use the same method to query the system page size
This makes it easier to write a replacement for it on systems where
sysconf(3) doesn't exist.
Signed-off-by: Ulf Hermann <ulf.hermann@qt.io>
| -rw-r--r-- | lib/ChangeLog | 4 | ||||
| -rw-r--r-- | lib/crc32_file.c | 2 | ||||
| -rw-r--r-- | libdwfl/ChangeLog | 5 | ||||
| -rw-r--r-- | libdwfl/linux-kernel-modules.c | 2 | ||||
| -rw-r--r-- | libdwfl/linux-proc-maps.c | 2 |
5 files changed, 12 insertions, 3 deletions
diff --git a/lib/ChangeLog b/lib/ChangeLog index 5ccf4d6b..6578ddba 100644 --- a/lib/ChangeLog +++ b/lib/ChangeLog @@ -1,3 +1,7 @@ +2017-02-15 Ulf Hermann <ulf.hermann@qt.io> + + * crc32_file.c: Use _SC_PAGESIZE rather than _SC_PAGE_SIZE. + 2017-02-14 Ulf Hermann <ulf.hermann@qt.io> * color.h: New file. diff --git a/lib/crc32_file.c b/lib/crc32_file.c index 57e42980..f7607d0b 100644 --- a/lib/crc32_file.c +++ b/lib/crc32_file.c @@ -53,7 +53,7 @@ crc32_file (int fd, uint32_t *resp) void *mapped = mmap (NULL, mapsize, PROT_READ, MAP_PRIVATE, fd, 0); if (mapped == MAP_FAILED && errno == ENOMEM) { - const size_t pagesize = sysconf (_SC_PAGE_SIZE); + const size_t pagesize = sysconf (_SC_PAGESIZE); mapsize = ((mapsize / 2) + pagesize - 1) & -pagesize; while (mapsize >= pagesize && (mapped = mmap (NULL, mapsize, PROT_READ, MAP_PRIVATE, diff --git a/libdwfl/ChangeLog b/libdwfl/ChangeLog index 57671eaf..52466cc3 100644 --- a/libdwfl/ChangeLog +++ b/libdwfl/ChangeLog @@ -1,3 +1,8 @@ +2017-02-15 Ulf Hermann <ulf.hermann@qt.io> + + * linux-kernel-modules.c: Use sysconf(_SC_PAGESIZE) to get page size. + * linux-proc-maps.c: Likewise. + 2016-12-29 Luiz Angelo Daros de Luca <luizluca@gmail.com> * dwfl_build_id_find_elf.c: Include system.h. diff --git a/libdwfl/linux-kernel-modules.c b/libdwfl/linux-kernel-modules.c index 9cd8ea93..a7ac19d2 100644 --- a/libdwfl/linux-kernel-modules.c +++ b/libdwfl/linux-kernel-modules.c @@ -500,7 +500,7 @@ intuit_kernel_bounds (Dwarf_Addr *start, Dwarf_Addr *end, Dwarf_Addr *notes) if (*notes == 0 && !strcmp (state.p, "__start_notes\n")) *notes = *end; - Dwarf_Addr round_kernel = sysconf (_SC_PAGE_SIZE); + Dwarf_Addr round_kernel = sysconf (_SC_PAGESIZE); *start &= -(Dwarf_Addr) round_kernel; *end += round_kernel - 1; *end &= -(Dwarf_Addr) round_kernel; diff --git a/libdwfl/linux-proc-maps.c b/libdwfl/linux-proc-maps.c index 4ae1e74a..094dd53d 100644 --- a/libdwfl/linux-proc-maps.c +++ b/libdwfl/linux-proc-maps.c @@ -418,7 +418,7 @@ dwfl_linux_proc_find_elf (Dwfl_Module *mod __attribute__ ((unused)), if (fd < 0) goto detach; - *elfp = elf_from_remote_memory (base, getpagesize (), NULL, + *elfp = elf_from_remote_memory (base, sysconf (_SC_PAGESIZE), NULL, &read_proc_memory, &fd); close (fd); |