Fix nits

Author: petk

bin/init.sh

@@ -143,7 +143,8 @@ if test -z "$branch"; then
       branch=master
       ;;
     *)
-      echo "Unknown branch. Please, add the '--branch' option" >&2
+      echo "Unknown php-src branch $branch. Branch can be adjusted with:" >&2
+      echo "'--branch PHP-X.Y' option" >&2
       exit 1
       ;;
   esac

cmake/cmake/modules/PHP/AddCustomCommand.cmake

@@ -31,8 +31,9 @@ php_add_custom_command(
 ```
 
 It acts similar to `add_custom_command()` and `add_custom_target()`, except that
-the DEPENDS argument doesn't add dependencies among targets but instead checks
-their timestamps manually and executes the PHP_COMMAND only when needed.
+when PHP is not found on the system, the DEPENDS argument doesn't add
+dependencies among targets but instead checks their timestamps manually and
+executes the PHP_COMMAND only when needed.
 
 ```cmake
 php_add_custom_command(
@@ -69,8 +70,6 @@ function(php_add_custom_command)
     message(FATAL_ERROR "1st argument (target name) is missing.")
   endif()
 
-  set(targetName ${ARGV0})
-
   if(parsed_VERBATIM)
     set(verbatim VERBATIM)
   else()
@@ -97,6 +96,8 @@ function(php_add_custom_command)
     return()
   endif()
 
+  set(targetName ${ARGV0})
+
   add_custom_target(
     ${targetName} ALL
     COMMAND ${CMAKE_COMMAND}