62 строки
1.2 KiB
Groff
62 строки
1.2 KiB
Groff
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.TH LC_GETERRSTR 3 "25 Oct 04" "libconfig 0.1.16"
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.SH NAME
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lc_geterrstr \- Retrieve a human readable error message.
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.SH SYNOPSIS
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.B #include <libconfig.h>
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.sp
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.BI "char *lc_geterrstr(void);"
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.SH DESCRIPTION
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The
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.BR lc_geterrstr (3)
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function returns a string describing the last error code set.
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.SH EXAMPLE
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.nf
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#include <libconfig.h>
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#include <stdlib.h>
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#include <stdio.h>
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int main(int argc, char **argv) {
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int lc_p_ret, lc_rv_ret;
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char *filename = NULL;
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lc_rv_ret = lc_register_var("File", LC_VAR_STRING,
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&filename, 'f');
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if (lc_rv_ret != 0) {
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fprintf(stderr, "Error registering variable: %s.\\n",
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lc_geterrstr());
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return(EXIT_FAILURE);
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}
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lc_p_ret = lc_process(argc, argv, "example", LC_CONF_APACHE,
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NULL);
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lc_cleanup();
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if (lc_p_ret != 0) {
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fprintf(stderr, "Error processing configuration: \\
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%s\\n", lc_geterrstr());
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return(EXIT_FAILURE);
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}
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if (filename != NULL) {
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printf("File specified was: %s\\n", filename);
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} else {
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printf("No filename specified.\\n");
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}
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return(EXIT_SUCCESS);
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}
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.fi
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.SH "SEE ALSO"
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.BR lc_register_var (3),
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.BR lc_register_callback (3),
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.BR lc_geterrno (3),
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.BR lc_cleanup (3),
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.BR lc_process_file (3),
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.BR lc_process (3)
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