libtest/make: generate lib1521.c

... instead of having the generated code checked in. This saves space in
the tarball but primarily automatically adapts to newly added options.

Closes #1614

tests/libtest/CMakeLists.txt

@@ -8,6 +8,7 @@ function(SETUP_TEST TEST_NAME)          # ARGN are the files in the test
     ${CURL_SOURCE_DIR}/lib          # To be able to reach "curl_setup_once.h"
     ${CURL_BINARY_DIR}/lib          # To be able to reach "curl_config.h"
     ${CURL_BINARY_DIR}/include      # To be able to reach "curl/curl.h"
+    ${CURL_SOURCE_DIR}/tests/libtest # To be able to build generated tests
     )
   if(USE_ARES)
     include_directories(${CARES_INCLUDE_DIR})
@@ -49,7 +50,15 @@ if(NOT WIN32)
   endif()
 endif()
 
-# # files used only in some libcurl test programs
+add_custom_command(
+  OUTPUT lib1521.c
+  COMMAND ${PERL_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/mk-lib1521.pl < ${CMAKE_SOURCE_DIR}/include/curl/curl.h > lib1521.c
+  DEPENDS
+    "${CMAKE_CURRENT_SOURCE_DIR}/mk-lib1521.pl"
+    "${CMAKE_SOURCE_DIR}/include/curl/curl.h"
+  VERBATIM)
+
+  # # files used only in some libcurl test programs
 # SET(TESTUTIL testutil.c testutil.h)
 
 # # these files are used in every single test program below

tests/libtest/Makefile.am

@@ -45,7 +45,7 @@ AM_CPPFLAGS = -I$(top_srcdir)/include        \
 endif
 
 EXTRA_DIST = test75.pl test307.pl test610.pl test613.pl test1013.pl	\
-test1022.pl Makefile.inc notexists.pl CMakeLists.txt
+test1022.pl Makefile.inc notexists.pl CMakeLists.txt mk-lib1521.pl
 
 CFLAG_CURL_SYMBOL_HIDING = @CFLAG_CURL_SYMBOL_HIDING@
 
@@ -109,5 +109,11 @@ libhostname_la_SOURCES = sethostname.c sethostname.h
 libhostname_la_LIBADD =
 libhostname_la_DEPENDENCIES =
 
+lib1521.c: $(top_srcdir)/tests/libtest/mk-lib1521.pl $(top_srcdir)/include/curl/curl.h
+	@PERL@ $(top_srcdir)/tests/libtest/mk-lib1521.pl < $(top_srcdir)/include/curl/curl.h > lib1521.c
+
 checksrc:
 	@PERL@ $(top_srcdir)/lib/checksrc.pl $(srcdir)/*.c
+
+dist:
+	rm lib1521.c