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.TH LC_GETERRSTR 3 "25 Oct 04" "@PACKAGE_STRING@"
.SH NAME
lc_geterrstr \- Retrieve a human readable error message.

.SH SYNOPSIS
.B #include <libconfig.h>
.sp
.BI "char *lc_geterrstr(void);"

.SH DESCRIPTION
The
.BR lc_geterrstr (3)
function returns a string describing the last error code set.

.SH EXAMPLE
.nf
#include <libconfig.h>
#include <stdlib.h>
#include <stdio.h>

int main(int argc, char **argv) {
	int lc_p_ret, lc_rv_ret;
	char *filename = NULL;

	lc_rv_ret = lc_register_var("File", LC_VAR_STRING,
	                            &filename, 'f');

	if (lc_rv_ret != 0) {
		fprintf(stderr, "Error registering variable: %s.\\n",
		        lc_geterrstr());
		return(EXIT_FAILURE);

	}

	lc_p_ret = lc_process(argc, argv, "example", LC_CONF_APACHE,
	                      NULL);

	lc_cleanup();

	if (lc_p_ret != 0) {
		fprintf(stderr, "Error processing configuration: \\
		        %s\\n", lc_geterrstr());
		return(EXIT_FAILURE);
	}

	if (filename != NULL) {
		printf("File specified was: %s\\n", filename);
	} else {
		printf("No filename specified.\\n");
	}

	return(EXIT_SUCCESS);
}
.fi

.SH "SEE ALSO"

.BR lc_register_var (3),
.BR lc_register_callback (3),
.BR lc_geterrno (3),

.BR lc_cleanup (3),
.BR lc_process_file (3),
.BR lc_process (3)


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.TH LC_GETERRSTR 3 "25 Oct 04" "@PACKAGE_STRING@"
.SH NAME
lc_geterrstr \- Set an error message from a callback.

.SH SYNOPSIS
.B #include <libconfig.h>
.sp
.BI "void lc_seterrstr(const char *" errstr ");"

.SH DESCRIPTION
The
.BR lc_seterrstr (3)
function sets a human readable error message to be returned by
















.BR lc_geterrstr (3)

function when an error is returned from a callback function.  The value is ignored if the error is not related to a callback.























.SH "SEE ALSO"
.BR libconfig (3),
.BR lc_register_var (3),
.BR lc_register_callback (3),
.BR lc_geterrno (3),
.BR lc_geterrstr (3),
.BR lc_cleanup (3),
.BR lc_process_file (3),
.BR lc_process (3)