jwsc_config.c.in

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#include <jwsc/config.h>

#include <stdlib.h>
#include <stdio.h>

#include <jwsc/base/error.h>
#include <jwsc/base/option.h>


#define NUM_OPTS_NO_ARG 6


Option_no_arg opts_no_arg[NUM_OPTS_NO_ARG];


static void print_usage(void)
{
    fprintf(stderr, "usage: jwsc-config OPTIONS\n");
    fprintf(stderr, "where OPTION is one or more of the following:\n");
    print_options(stderr, 25, NUM_OPTS_NO_ARG, opts_no_arg, 0, NULL);
}


static Error* process_help_opt(void)
{
    print_usage();
    exit(EXIT_SUCCESS);
    return NULL;
}


static Error* process_version_opt(void)
{
    fprintf(stdout, "%s\n", JWSC_PACKAGE_STRING);
    return NULL;
}


static Error* process_libs_opt(void)
{
    system("echo @LIBJWSC@ @LIBMAGICK@ @LIBMAGICK_DEPEND@ @LIBXML2@ @LIBFFTW3@ @LIBFFTW3_DEPEND@ @LIBFFTW3F@ @LIBFFTW3F_DEPEND@ @LIBSLATEC@ @LIBLAPACK@ @LIBBLAS@ @LIBBLAS_DEPEND@ @LIBPTHREAD@ @LIBS@ @LIBDMALLOC@ | sed -e 's,  , ,g'");
    return NULL;
}


static Error* process_cflags_opt(void)
{
    fprintf(stdout, "%s\n", "@CFLAGS@");
    return NULL;
}


static Error* process_cppflags_opt(void)
{
    fprintf(stdout, "%s\n", "@CPPFLAGS@");
    return NULL;
}


static Error* process_ldflags_opt(void)
{
    fprintf(stdout, "%s\n", "@LDFLAGS@");
    return NULL;
}




int main(int argc, const char** argv)
{
    int argi;
    Error* e;

    /* Init the options. */
    init_option_no_arg(&(opts_no_arg[0]), "help", 'h', 
            "Program usage.", process_help_opt);
    init_option_no_arg(&(opts_no_arg[1]), "version", 'v', 
            "libjwsc version.", process_version_opt);
    init_option_no_arg(&(opts_no_arg[2]), "libs", 'l', 
            "External library dependencies.", process_libs_opt);
    init_option_no_arg(&(opts_no_arg[3]), "cflags", 'c', 
            "CFLAGS value.", process_cflags_opt);
    init_option_no_arg(&(opts_no_arg[4]), "cppflags", 'p', 
            "CPPFLAGS value.", process_cppflags_opt);
    init_option_no_arg(&(opts_no_arg[5]), "ldflags", 'd', 
            "LDFLAGS value.", process_ldflags_opt);

    /* Check for the help option first. */
    process_option_no_arg(argc, argv, &argi, &(opts_no_arg[0]));

    if ((e = process_options(argc, argv, &argi, NUM_OPTS_NO_ARG, opts_no_arg, 
                    0, NULL)) != NULL)
    {
        print_error_msg_exit("jwsc-config", e->msg);
    }

    if (argc <= 1)
    {
        print_usage();
    }

    return EXIT_SUCCESS;
}