diff options
| author |  Thomas Klausner <tk@giga.or.at> | 2022-03-08 22:01:16 +0100 |
|---|---|---|
| committer |  GitHub <noreply@github.com> | 2022-03-08 16:01:16 -0500 |
| commit | c5a424a2a21005660b182516eb7a079cd8021699 (patch) | |
| tree | cdae460da858ad3460a6a3dd48ceb358096d5702 /absl | |
| parent | f9b99adeddbe71208e65cead5f349add7aa9c9b5 (diff) | |
Add NetBSD support (#1121)
Diffstat (limited to 'absl')
| -rw-r--r-- | absl/base/config.h | 5 | ||||
| -rw-r--r-- | absl/debugging/internal/elf_mem_image.cc | 4 | ||||
| -rw-r--r-- | absl/debugging/internal/vdso_support.cc | 9 |
3 files changed, 16 insertions, 2 deletions
diff --git a/absl/base/config.h b/absl/base/config.h index acbdb75c..cd7781c0 100644 --- a/absl/base/config.h +++ b/absl/base/config.h @@ -414,7 +414,7 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || defined(_AIX) || defined(__ros__) || defined(__native_client__) || \ defined(__asmjs__) || defined(__wasm__) || defined(__Fuchsia__) || \ defined(__sun) || defined(__ASYLO__) || defined(__myriad2__) || \ - defined(__HAIKU__) || defined(__OpenBSD__) + defined(__HAIKU__) || defined(__OpenBSD__) || defined(__NetBSD__) #define ABSL_HAVE_MMAP 1 #endif @@ -425,7 +425,8 @@ static_assert(ABSL_INTERNAL_INLINE_NAMESPACE_STR[0] != 'h' || #ifdef ABSL_HAVE_PTHREAD_GETSCHEDPARAM #error ABSL_HAVE_PTHREAD_GETSCHEDPARAM cannot be directly set #elif defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD__) || \ - defined(_AIX) || defined(__ros__) || defined(__OpenBSD__) + defined(_AIX) || defined(__ros__) || defined(__OpenBSD__) || \ + defined(__NetBSD__) #define ABSL_HAVE_PTHREAD_GETSCHEDPARAM 1 #endif diff --git a/absl/debugging/internal/elf_mem_image.cc b/absl/debugging/internal/elf_mem_image.cc index 29a28181..a9d66714 100644 --- a/absl/debugging/internal/elf_mem_image.cc +++ b/absl/debugging/internal/elf_mem_image.cc @@ -351,7 +351,11 @@ void ElfMemImage::SymbolIterator::Update(int increment) { const ElfW(Versym) *version_symbol = image->GetVersym(index_); ABSL_RAW_CHECK(symbol && version_symbol, ""); const char *const symbol_name = image->GetDynstr(symbol->st_name); +#if defined(__NetBSD__) + const int version_index = version_symbol->vs_vers & VERSYM_VERSION; +#else const ElfW(Versym) version_index = version_symbol[0] & VERSYM_VERSION; +#endif const ElfW(Verdef) *version_definition = nullptr; const char *version_name = ""; if (symbol->st_shndx == SHN_UNDEF) { diff --git a/absl/debugging/internal/vdso_support.cc b/absl/debugging/internal/vdso_support.cc index 8a015d55..c655cf45 100644 --- a/absl/debugging/internal/vdso_support.cc +++ b/absl/debugging/internal/vdso_support.cc @@ -50,6 +50,10 @@ #define AT_SYSINFO_EHDR 33 // for crosstoolv10 #endif +#if defined(__NetBSD__) +using Elf32_auxv_t = Aux32Info; +using Elf64_auxv_t = Aux64Info; +#endif #if defined(__FreeBSD__) #if defined(__ELF_WORD_SIZE) && __ELF_WORD_SIZE == 64 using Elf64_auxv_t = Elf64_Auxinfo; @@ -106,8 +110,13 @@ const void *VDSOSupport::Init() { ElfW(auxv_t) aux; while (read(fd, &aux, sizeof(aux)) == sizeof(aux)) { if (aux.a_type == AT_SYSINFO_EHDR) { +#if defined(__NetBSD__) + vdso_base_.store(reinterpret_cast<void *>(aux.a_v), + std::memory_order_relaxed); +#else vdso_base_.store(reinterpret_cast<void *>(aux.a_un.a_val), std::memory_order_relaxed); +#endif break; } } |