libgfortran/m4/mtype.m4

   1 dnl Get type kind from filename.
   2 define(kind,regexp(file, `_.\([0-9]+\).c$', `\1'))dnl
   3 define(complex_type, `GFC_COMPLEX_'kind)dnl
   4 define(real_type, `GFC_REAL_'kind)dnl
   5 define(`upcase', `translit(`$*', `a-z', `A-Z')')dnl
   6 define(q,ifelse(kind,4,f,ifelse(kind,8,`',ifelse(kind,10,l,ifelse(kind,16,l,`_'kind)))))dnl
   7 define(Q,translit(q,`a-z',`A-Z'))dnl
   8 define(hasmathfunc,`ifelse(kind,4,`defined (HAVE_'upcase($1)`F)',ifelse(kind,8,`defined (HAVE_'upcase($1)`)',ifelse(kind,10,`defined (HAVE_'upcase($1)`L)',ifelse(kind,16,`(defined(GFC_REAL_16_IS_FLOAT128) || defined(HAVE_'upcase($1)`L))',`error out'))))')
   9 define(mathfunc_macro,`ifelse(kind,16,`#if defined(GFC_REAL_16_IS_FLOAT128)
  10 #define MATHFUNC(funcname) funcname ## q
  11 #else
  12 #define MATHFUNC(funcname) funcname ## l
  13 #endif',ifelse(kind,8,``#''`define MATHFUNC(funcname) funcname',```#'''`define MATHFUNC(funcname) funcname '```#'''```#'''` 'q))')dnl