dylib-install-names.yaml
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# Check we accept -install_name correctly:
# RUN: ld64.lld -arch x86_64 -install_name libwibble.dylib -dylib \
# RUN: -compatibility_version 2.0 -current_version 5.3 \
# RUN: %p/Inputs/x86_64/libSystem.yaml %s -o %t.dylib
# RUN: llvm-objdump -private-headers %t.dylib | FileCheck %s --check-prefix=CHECK-BINARY-WRITE
# Check we read LC_ID_DYLIB correctly:
# RUN: ld64.lld -arch x86_64 %p/Inputs/use-dylib-install-names.yaml \
# RUN: %p/Inputs/x86_64/libSystem.yaml %t.dylib -dylib -o %t2.dylib
# RUN: llvm-objdump -private-headers %t2.dylib | FileCheck %s --check-prefix=CHECK-BINARY-READ
# Check we default the install-name to the output file:
# RUN: ld64.lld -arch x86_64 -dylib %s -o libwibble.dylib \
# RUN: -compatibility_version 2.0 -current_version 5.3 \
# RUN: %p/Inputs/x86_64/libSystem.yaml
# RUN: llvm-objdump -private-headers libwibble.dylib | FileCheck %s --check-prefix=CHECK-BINARY-WRITE
# RUN: rm -f libwibble.dylib
# Check -single_module does nothing
# RUN: ld64.lld -arch x86_64 -dylib %s -install_name libwibble.dylib \
# RUN: -compatibility_version 2.0 -current_version 5.3 \
# RUN: -single_module -o %t2.dylib %p/Inputs/x86_64/libSystem.yaml
# RUN: llvm-objdump -private-headers %t2.dylib | FileCheck %s --check-prefix=CHECK-BINARY-WRITE
--- !mach-o
arch: x86_64
file-type: MH_OBJECT
flags: [ MH_SUBSECTIONS_VIA_SYMBOLS ]
has-UUID: false
OS: unknown
sections:
- segment: __TEXT
section: __text
type: S_REGULAR
attributes: [ S_ATTR_PURE_INSTRUCTIONS, S_ATTR_SOME_INSTRUCTIONS ]
alignment: 4
address: 0x0000000000000000
content: [ 0xCC, 0xC3, 0x90, 0xC3, 0x90, 0x90, 0xC3, 0x90,
0x90, 0x90, 0xC3, 0x90, 0x90, 0x90, 0x90, 0xC3,
0x31, 0xC0, 0xC3 ]
local-symbols:
- name: _myStatic
type: N_SECT
sect: 1
value: 0x000000000000000B
global-symbols:
- name: _myGlobal
type: N_SECT
scope: [ N_EXT ]
sect: 1
value: 0x0000000000000001
...
# CHECK-BINARY-WRITE: cmd LC_ID_DYLIB
# CHECK-BINARY-WRITE-NEXT: cmdsize 40
# CHECK-BINARY-WRITE-NEXT: name libwibble.dylib (offset 24)
# CHECK-BINARY-WRITE-NEXT: time stamp 1
# CHECK-BINARY-WRITE-NEXT: current version 5.3.0
# CHECK-BINARY-WRITE-NEXT: compatibility version 2.0.0
# CHECK-BINARY-READ: cmd LC_LOAD_DYLIB
# CHECK-BINARY-READ-NEXT: cmdsize 56
# CHECK-BINARY-READ-NEXT: name /usr/lib/libSystem.B.dylib (offset 24)
# CHECK-BINARY-READ-NEXT: time stamp 2
# CHECK-BINARY-READ-NEXT: current version 1.0.0
# CHECK-BINARY-READ-NEXT: compatibility version 1.0.0
# CHECK-BINARY-READ: cmd LC_LOAD_DYLIB
# CHECK-BINARY-READ-NEXT: cmdsize 40
# CHECK-BINARY-READ-NEXT: name libwibble.dylib (offset 24)
# CHECK-BINARY-READ-NEXT: time stamp 2
# CHECK-BINARY-READ-NEXT: current version 5.3.0
# CHECK-BINARY-READ-NEXT: compatibility version 2.0.0