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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
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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)
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