Update and freeze pre-commit hooks

Closes #22

.pre-commit-config.yaml

@@ -24,7 +24,8 @@ repos:
         entry: '^#define SHOW_MEMORY 1$'
         language: pygrep
         types: [c++]
-  - repo: https://github.com/shellcheck-py/shellcheck-py
-    rev: a23f6b85d0fdd5bb9d564e2579e678033debbdff  # frozen: v0.10.0.1
+  - repo: https://github.com/koalaman/shellcheck-precommit
+    rev: 2491238703a5d3415bb2b7ff11388bf775372f29  # frozen: v0.10.0
     hooks:
     -   id: shellcheck
+#       args: ["--severity=warning"]  # Optionally only show errors and warnings

CMakeLists.txt

@@ -136,8 +136,7 @@ else()
     TARGET ${PROJECT_NAME}-static
     POST_BUILD
     COMMAND
-      ${CMAKE_OBJCOPY}
-      --keep-global-symbols=${CMAKE_SOURCE_DIR}/symbol-exports.txt
+      ${CMAKE_OBJCOPY} --keep-global-symbols=${CMAKE_SOURCE_DIR}/symbols.txt
       $<TARGET_FILE:${PROJECT_NAME}-static> || echo
       "Proceeding with all symbols global in static library")
 endif()
@@ -302,11 +301,7 @@ if(BUILD_TESTING)
       set(symbol_imports ${CMAKE_SOURCE_DIR}/apple-symbol-imports.txt)
     else()
       set(symbol_exports ${CMAKE_SOURCE_DIR}/symbol-exports.txt)
-      if(CMAKE_SYSTEM_PROCESSOR STREQUAL aarch64)
-        set(symbol_imports ${CMAKE_SOURCE_DIR}/aarch64-symbol-imports.txt)
-      else()
-        set(symbol_imports ${CMAKE_SOURCE_DIR}/symbol-imports.txt)
-      endif()
+      set(symbol_imports ${CMAKE_SOURCE_DIR}/symbol-imports.txt)
     endif()
     add_test(
       NAME conflict_set_shared_symbols
@@ -346,12 +341,6 @@ set(CPACK_RPM_FILE_NAME RPM-DEFAULT)
 
 # deb
 set(CPACK_DEBIAN_FILE_NAME DEB-DEFAULT)
-# see *-imports.txt - dependency versions need to be synced with symbol versions
-if(CMAKE_SYSTEM_PROCESSOR STREQUAL aarch64)
-  set(CPACK_DEBIAN_PACKAGE_DEPENDS "libc6 (>= 2.17)")
-else()
-  set(CPACK_DEBIAN_PACKAGE_DEPENDS "libc6 (>= 2.14)")
-endif()
 
 include(CPack)
 

aarch64-symbol-imports.txt

@@ -1,8 +0,0 @@
-__stack_chk_fail@GLIBC_2.17
-__stack_chk_guard@GLIBC_2.17
-abort@GLIBC_2.17
-free@GLIBC_2.17
-malloc@GLIBC_2.17
-memcpy@GLIBC_2.17
-memmove@GLIBC_2.17
-memset@GLIBC_2.17

symbol-imports.txt

@@ -1,9 +0,0 @@
-_GLOBAL_OFFSET_TABLE_
-__stack_chk_fail@GLIBC_2.4
-__tls_get_addr@GLIBC_2.3
-abort@GLIBC_2.2.5
-free@GLIBC_2.2.5
-malloc@GLIBC_2.2.5
-memcpy@GLIBC_2.14
-memmove@GLIBC_2.2.5
-memset@GLIBC_2.2.5

test_symbols.sh

@@ -7,7 +7,7 @@ set -euo pipefail
 diff -u <(sort < "$2") <(nm "$1" | grep " T " | cut -f3 -d " " | sort)
 ec=0
 for symbol in $(nm "$1" | grep " U " | sed 's/ U //') ; do
-    if ! grep --fixed-strings "$symbol" "$3" > /dev/null ; then
+    if ! grep "$symbol" "$3" > /dev/null ; then
         echo "Imported symbol $symbol not present in $3"
         ec=1
     fi