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Allow setting, archiver, C compiler flags and linker flags from commandline #549

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Merged
merged 5 commits into from
Sep 23, 2021
Merged

Allow setting, archiver, C compiler flags and linker flags from commandline #549

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9bc3b78
Use environment variables for Fortran compiler and arguments
awvwgk Aug 28, 2021
ec88660
Allow usage of --c-flag / CFLAGS and --link-flag / LDFLAGS
awvwgk Aug 29, 2021
b7f8736
Use both plain and FPM_ prefixed variables
awvwgk Aug 30, 2021
a53eb7c
Only use FPM_ prefixed environment variables
awvwgk Aug 30, 2021
feeefaf
Merge branch 'main' into env-vars
awvwgk Sep 23, 2021
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9 changes: 7 additions & 2 deletions src/fpm.f90
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Original file line number Diff line number Diff line change
Expand Up @@ -39,7 +39,7 @@ subroutine build_model(model, settings, package, error)

integer :: i, j
type(package_config_t) :: dependency
character(len=:), allocatable :: manifest, lib_dir, flags
character(len=:), allocatable :: manifest, lib_dir, flags, cflags, ldflags

logical :: duplicates_found = .false.
type(string_t) :: include_dir
Expand Down Expand Up @@ -73,7 +73,10 @@ subroutine build_model(model, settings, package, error)
end select
end if

write(build_name, '(z16.16)') fnv_1a(flags)
cflags = trim(settings%cflag)
ldflags = trim(settings%ldflag)

write(build_name, '(z16.16)') fnv_1a(flags//cflags//ldflags)

if (model%compiler%is_unknown()) then
write(*, '(*(a:,1x))') &
Expand Down Expand Up @@ -195,6 +198,8 @@ subroutine build_model(model, settings, package, error)
write(*,*)'<INFO> COMPILER: ',model%compiler%fc
write(*,*)'<INFO> C COMPILER: ',model%compiler%cc
write(*,*)'<INFO> COMPILER OPTIONS: ', model%fortran_compile_flags
write(*,*)'<INFO> C COMPILER OPTIONS: ', model%c_compile_flags
write(*,*)'<INFO> LINKER OPTIONS: ', model%link_flags
write(*,*)'<INFO> INCLUDE DIRECTORIES: [', string_cat(model%include_dirs,','),']'
end if

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