Apply patch to f2c to fix buffer overflow

This can happen for long FORTRAN variable declarations.
New buffer size of 255 byte should be enough for basically all cases.

src/f2c/CMakeLists.txt

@@ -179,6 +179,16 @@ add_custom_command(
     VERBATIM
 )
 
+add_custom_command(
+    OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/output.c"
+    COMMAND ${CMAKE_COMMAND} -E copy "${F2C_SOURCE_DIR}/output.c" "${CMAKE_CURRENT_BINARY_DIR}"
+    COMMAND ${PATCH_EXE} -e -V none "${CMAKE_CURRENT_BINARY_DIR}/output.c" "${CMAKE_CURRENT_SOURCE_DIR}/fix-buffer-size.patch"
+    DEPENDS "${F2C_SOURCE_DIR}/output.c" "${CMAKE_CURRENT_SOURCE_DIR}/fix-buffer-size.patch"
+    WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}"
+    COMMENT "Patching f2c..."
+    VERBATIM
+)
+
 set(
     F2C_SOURCES
     "cds.c"
@@ -201,7 +211,6 @@ set(
     "misc.c"
     "names.c"
     "niceprintf.c"
-    "output.c"
     "p1output.c"
     "parse_args.c"
     "pread.c"
@@ -231,6 +240,10 @@ set(
     "usignal.h"
 )
 list(TRANSFORM F2C_SOURCES PREPEND "${F2C_SOURCE_DIR}/")
+list(
+    APPEND F2C_SOURCES
+    "${CMAKE_CURRENT_BINARY_DIR}/output.c"
+)
 list(TRANSFORM F2C_HEADERS PREPEND "${F2C_SOURCE_DIR}/")
 list(
     APPEND F2C_HEADERS

src/f2c/fix-buffer-size.patch

+474c
+    static char real_buf[255], imag_buf[255];
+.

src/libf2c/CMakeLists.txt

@@ -324,7 +324,7 @@ add_custom_command(
     COMMAND ${CMAKE_COMMAND} -E copy "${LIBF2C_SOURCE_DIR}/main.c" "${LIBF2C_SOURCE_DIR}/getarg_.c" "${CMAKE_CURRENT_BINARY_DIR}"
     COMMAND ${PATCH_EXE} -e -V none "${CMAKE_CURRENT_BINARY_DIR}/main.c" "${CMAKE_CURRENT_SOURCE_DIR}/move-xargc-and-xargv.main.patch"
     COMMAND ${PATCH_EXE} -e -V none "${CMAKE_CURRENT_BINARY_DIR}/getarg_.c" "${CMAKE_CURRENT_SOURCE_DIR}/move-xargc-and-xargv.getarg_.patch"
-    DEPENDS "${LIBF2C_SOURCE_DIR}/main.c" "${LIBF2C_SOURCE_DIR}/getarg_.c"
+    DEPENDS "${LIBF2C_SOURCE_DIR}/main.c" "${LIBF2C_SOURCE_DIR}/getarg_.c" "${CMAKE_CURRENT_SOURCE_DIR}/move-xargc-and-xargv.main.patch" "${CMAKE_CURRENT_SOURCE_DIR}/move-xargc-and-xargv.getarg_.patch"
     WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}"
     COMMENT "Patching libf2c..."
     VERBATIM