NAME¶

mkc_check_header - detects presense of header file.

SYNOPSIS¶

mkc_check_header <header> mkc_check_header -h

DESCRIPTION¶

mkc_check_header detects presense of header file by compiling a test program. As a result it prints either 1 (true) or 0 (false) to stdout.

OPTIONS¶

-h

display help message

ENVIRONMENT¶

CC

Compiler. By default cc is used.

CPPFLAGS, CFLAGS

Options passed to the compiler, for example -I for additional directories that contain header files.

MKC_VERBOSE

If set to 1, verbose messages are output to stderr.

MKC_SHOW_CACHED

If set to 1 and MKC_VERBOSE is set to 1, cached results are output to stderr.

MKC_CACHEDIR

Directory where temporary and cache files are created. If unset they are created in a current directory.

MKC_NOCACHE

All results are cached unless MKC_NOCACHE variable is set to 1.

MKC_DELETE_TMPFILES

If set to 1, temporary files are removed.

EXAMPLES¶

   mkc_check_header stdint.h
   mkc_check_header getopt.h

AUTHOR¶

Aleksey Cheusov <vle@gmx.net>