cmake: fix cmakelint warnings

- keep line lengths below 132 characters.
- fix two "weird indentation" warnings.

Reported-by: Dan Fandrich
Bug: #14580

Closes #14583

CMake/FindGSS.cmake

@@ -286,7 +286,8 @@ if(GSS_FLAVOUR)
       set(GSS_VERSION "Heimdal Unknown")
     endif()
   elseif(NOT GSS_VERSION AND GSS_FLAVOUR STREQUAL "MIT")
-    get_filename_component(_mit_version "[HKEY_LOCAL_MACHINE\\SOFTWARE\\MIT\\Kerberos\\SDK\\CurrentVersion;VersionString]" NAME CACHE)
+    get_filename_component(_mit_version "[HKEY_LOCAL_MACHINE\\SOFTWARE\\MIT\\Kerberos\\SDK\\CurrentVersion;VersionString]" NAME
+      CACHE)
     if(WIN32 AND _mit_version)
       set(GSS_VERSION "${_mit_version}")
     else()
@@ -306,4 +307,14 @@ find_package_handle_standard_args(GSS
     "Could NOT find GSS, try to set the path to GSS root folder in the system variable GSS_ROOT_DIR"
 )
 
-mark_as_advanced(_GSS_CFLAGS _GSS_FOUND _GSS_INCLUDE_DIRS _GSS_LDFLAGS _GSS_LIBRARIES _GSS_LIBRARY_DIRS _GSS_MODULE_NAME _GSS_PREFIX _GSS_VERSION)
+mark_as_advanced(
+  _GSS_CFLAGS
+  _GSS_FOUND
+  _GSS_INCLUDE_DIRS
+  _GSS_LDFLAGS
+  _GSS_LIBRARIES
+  _GSS_LIBRARY_DIRS
+  _GSS_MODULE_NAME
+  _GSS_PREFIX
+  _GSS_VERSION
+)

CMake/PickyWarnings.cmake

@@ -28,7 +28,7 @@ unset(WPICKY)
 if(CURL_WERROR AND
    ((CMAKE_COMPILER_IS_GNUCC AND
      NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0 AND
-     NOT CMAKE_VERSION VERSION_LESS 3.23.0) OR  # check_symbol_exists() incompatible with GCC -pedantic-errors in earlier CMake versions
+     NOT CMAKE_VERSION VERSION_LESS 3.23.0) OR  # to avoid check_symbol_exists() conflicting with GCC -pedantic-errors
    CMAKE_C_COMPILER_ID MATCHES "Clang"))
   set(WPICKY "${WPICKY} -pedantic-errors")
 endif()
@@ -104,13 +104,13 @@ if(PICKY_COMPILER)
       -Wmissing-noreturn                   # clang  2.7  gcc  4.1
       -Wno-format-nonliteral               # clang  1.0  gcc  2.96 (3.0)
       -Wno-system-headers                  # clang  1.0  gcc  3.0
-    # -Wpadded                             # clang  2.9  gcc  4.1               # Not used because we cannot change public structs
+    # -Wpadded                             # clang  2.9  gcc  4.1               # Not used: We cannot change public structs
       -Wold-style-definition               # clang  2.7  gcc  3.4
       -Wredundant-decls                    # clang  2.7  gcc  4.1
       -Wsign-conversion                    # clang  2.9  gcc  4.3
         -Wno-error=sign-conversion                                              # FIXME
       -Wstrict-prototypes                  # clang  1.0  gcc  3.3
-    # -Wswitch-enum                        # clang  2.7  gcc  4.1               # Not used because this basically disallows default case
+    # -Wswitch-enum                        # clang  2.7  gcc  4.1               # Not used: It basically disallows default case
       -Wtype-limits                        # clang  2.7  gcc  4.3
       -Wunreachable-code                   # clang  2.7  gcc  4.1
     # -Wunused-macros                      # clang  2.7  gcc  4.1               # Not practical
@@ -160,7 +160,7 @@ if(PICKY_COMPILER)
       if((CMAKE_C_COMPILER_ID STREQUAL "Clang"      AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 10.0) OR
          (CMAKE_C_COMPILER_ID STREQUAL "AppleClang" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 12.4))
         list(APPEND WPICKY_ENABLE
-          -Wimplicit-fallthrough           # clang  4.0  gcc  7.0  appleclang 12.4  # we have silencing markup for clang 10.0 and above only
+          -Wimplicit-fallthrough           # clang  4.0  gcc  7.0  appleclang 12.4  # We do silencing for clang 10.0 and above only
         )
       endif()
     else()  # gcc

CMakeLists.txt

@@ -165,7 +165,7 @@ option(ENABLE_DEBUG "Set to ON to enable curl debug features" OFF)
 option(ENABLE_CURLDEBUG "Set to ON to build with TrackMemory feature enabled" ${ENABLE_DEBUG})
 
 if(MSVC)
-  set(ENABLE_CURLDEBUG OFF)  # FIXME: TrackMemory fails with MSVC according to test 558 and 1330. Tested with static build, Debug mode.
+  set(ENABLE_CURLDEBUG OFF)  # FIXME: TrackMemory + MSVC fails test 558 and 1330. Tested with static build, Debug mode.
 endif()
 
 if(ENABLE_DEBUG)
@@ -734,7 +734,8 @@ macro(openssl_check_quic)
     if(USE_OPENSSL)
       openssl_check_symbol_exists("SSL_CTX_set_quic_method" "openssl/ssl.h" HAVE_SSL_CTX_SET_QUIC_METHOD "")
     elseif(USE_WOLFSSL)
-      openssl_check_symbol_exists("wolfSSL_set_quic_method" "wolfssl/options.h;wolfssl/openssl/ssl.h" HAVE_SSL_CTX_SET_QUIC_METHOD "")
+      openssl_check_symbol_exists("wolfSSL_set_quic_method" "wolfssl/options.h;wolfssl/openssl/ssl.h"
+        HAVE_SSL_CTX_SET_QUIC_METHOD "")
     endif()
   endif()
   if(NOT HAVE_SSL_CTX_SET_QUIC_METHOD)
@@ -1743,8 +1744,11 @@ function(transform_makefile_inc _input_file _output_file)
   string(REGEX REPLACE "([a-zA-Z_][a-zA-Z0-9_]*)[\t ]*=[\t ]*([^\n]*)" "SET(\\1 \\2)" _makefile_inc_text ${_makefile_inc_text})
   string(REPLACE "!π!α!" "\n" _makefile_inc_text ${_makefile_inc_text})
 
-  string(REGEX REPLACE "\\$\\(([a-zA-Z_][a-zA-Z0-9_]*)\\)" "\${\\1}" _makefile_inc_text ${_makefile_inc_text})  # Replace $() with ${}
+  # Replace $() with ${}
-  string(REGEX REPLACE "@([a-zA-Z_][a-zA-Z0-9_]*)@" "\${\\1}" _makefile_inc_text ${_makefile_inc_text})  # Replace @@ with ${}, even if that may not be read by CMake scripts.
+  string(REGEX REPLACE "\\$\\(([a-zA-Z_][a-zA-Z0-9_]*)\\)" "\${\\1}" _makefile_inc_text ${_makefile_inc_text})
+  # Replace @@ with ${}, even if that may not be read by CMake scripts.
+  string(REGEX REPLACE "@([a-zA-Z_][a-zA-Z0-9_]*)@" "\${\\1}" _makefile_inc_text ${_makefile_inc_text})
+
   file(WRITE ${_output_file} ${_makefile_inc_text})
   set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS "${_input_file}")
 endfunction()
@@ -2051,8 +2055,9 @@ if(NOT CURL_DISABLE_INSTALL)
   #   SUPPORT_FEATURES
   #   SUPPORT_PROTOCOLS
   #   VERSIONNUM
-  configure_file("${CURL_SOURCE_DIR}/curl-config.in"
+  configure_file(
-                 "${CURL_BINARY_DIR}/curl-config" @ONLY)
+    "${CURL_SOURCE_DIR}/curl-config.in"
+    "${CURL_BINARY_DIR}/curl-config" @ONLY)
   install(FILES "${CURL_BINARY_DIR}/curl-config"
     DESTINATION ${CMAKE_INSTALL_BINDIR}
     PERMISSIONS
@@ -2075,8 +2080,9 @@ if(NOT CURL_DISABLE_INSTALL)
   #   prefix
   #   SUPPORT_FEATURES
   #   SUPPORT_PROTOCOLS
-  configure_file("${CURL_SOURCE_DIR}/libcurl.pc.in"
+  configure_file(
-                 "${CURL_BINARY_DIR}/libcurl.pc" @ONLY)
+    "${CURL_SOURCE_DIR}/libcurl.pc.in"
+    "${CURL_BINARY_DIR}/libcurl.pc" @ONLY)
   install(FILES "${CURL_BINARY_DIR}/libcurl.pc"
     DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
 

src/CMakeLists.txt

@@ -30,10 +30,12 @@ if(ENABLE_CURL_MANUAL AND HAVE_MANUAL_TOOLS)
     OUTPUT "tool_hugehelp.c"
     COMMAND ${CMAKE_COMMAND} -E echo "#include \"tool_setup.h\"" > "tool_hugehelp.c"
     COMMAND ${CMAKE_COMMAND} -E echo "#ifndef HAVE_LIBZ" >> "tool_hugehelp.c"
-    COMMAND "${PERL_EXECUTABLE}" "${CMAKE_CURRENT_SOURCE_DIR}/mkhelp.pl" < "${CURL_BINARY_DIR}/docs/cmdline-opts/curl.txt" >> "tool_hugehelp.c"
+    COMMAND "${PERL_EXECUTABLE}" "${CMAKE_CURRENT_SOURCE_DIR}/mkhelp.pl"
+      < "${CURL_BINARY_DIR}/docs/cmdline-opts/curl.txt" >> "tool_hugehelp.c"
 
     COMMAND ${CMAKE_COMMAND} -E echo "#else" >> "tool_hugehelp.c"
-    COMMAND "${PERL_EXECUTABLE}" "${CMAKE_CURRENT_SOURCE_DIR}/mkhelp.pl" -c < "${CURL_BINARY_DIR}/docs/cmdline-opts/curl.txt" >> "tool_hugehelp.c"
+    COMMAND "${PERL_EXECUTABLE}" "${CMAKE_CURRENT_SOURCE_DIR}/mkhelp.pl" -c
+      < "${CURL_BINARY_DIR}/docs/cmdline-opts/curl.txt" >> "tool_hugehelp.c"
     COMMAND ${CMAKE_COMMAND} -E echo "#endif /* HAVE_LIBZ */" >> "tool_hugehelp.c"
     DEPENDS
       "generate-curl.1"
@@ -59,7 +61,8 @@ if(CURL_CA_EMBED_SET)
     add_definitions("-DCURL_CA_EMBED")
     add_custom_command(
       OUTPUT "tool_ca_embed.c"
-      COMMAND "${PERL_EXECUTABLE}" "${CMAKE_CURRENT_SOURCE_DIR}/mk-file-embed.pl" --var curl_ca_embed < "${CURL_CA_EMBED}" > "tool_ca_embed.c"
+      COMMAND "${PERL_EXECUTABLE}" "${CMAKE_CURRENT_SOURCE_DIR}/mk-file-embed.pl" --var curl_ca_embed
+        < "${CURL_CA_EMBED}" > "tool_ca_embed.c"
       DEPENDS
         "${CURL_CA_EMBED}"
         "${CMAKE_CURRENT_SOURCE_DIR}/mk-file-embed.pl"