From dc3f3471f8a00ce0c8fb4cbf2a31e299696f3bbc Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 31 Jan 2023 05:13:00 +0100 Subject: Adding upstream version 2.3. Signed-off-by: Daniel Baumann --- util/argconfig.c | 50 +++++++++++++++++++++++++++++++------------------- 1 file changed, 31 insertions(+), 19 deletions(-) (limited to 'util/argconfig.c') diff --git a/util/argconfig.c b/util/argconfig.c index 2c328ff..231a704 100644 --- a/util/argconfig.c +++ b/util/argconfig.c @@ -53,7 +53,7 @@ void argconfig_append_usage(const char *str) append_usage_str = str; } -void print_word_wrapped(const char *s, int indent, int start) +void print_word_wrapped(const char *s, int indent, int start, FILE *stream) { const int width = 76; const char *c, *t; @@ -61,7 +61,7 @@ void print_word_wrapped(const char *s, int indent, int start) int last_line = indent; while (start < indent) { - putc(' ', stderr); + putc(' ', stream); start++; } @@ -78,14 +78,14 @@ void print_word_wrapped(const char *s, int indent, int start) int i; new_line: last_line = (int) (c-s) + start; - putc('\n', stderr); + putc('\n', stream); for (i = 0; i < indent; i++) - putc(' ', stderr); + putc(' ', stream); start = indent; continue; } } - putc(*c, stderr); + putc(*c, stream); } } @@ -115,8 +115,8 @@ static void show_option(const struct argconfig_commandline_options *option) fprintf(stderr, "%s", buffer); if (option->help) { - print_word_wrapped("--- ", 40, b - buffer); - print_word_wrapped(option->help, 44, 44); + print_word_wrapped("--- ", 40, b - buffer, stderr); + print_word_wrapped(option->help, 44, 44, stderr); } fprintf(stderr, "\n"); } @@ -126,20 +126,37 @@ void argconfig_print_help(const char *program_desc, { const struct argconfig_commandline_options *s; - printf("\033[1mUsage: %s\033[0m\n\n", - append_usage_str); + fprintf(stderr, "\033[1mUsage: %s\033[0m\n\n", + append_usage_str); - print_word_wrapped(program_desc, 0, 0); - printf("\n"); + print_word_wrapped(program_desc, 0, 0, stderr); + fprintf(stderr, "\n"); if (!options || !options->option) return; - printf("\n\033[1mOptions:\033[0m\n"); + fprintf(stderr, "\n\033[1mOptions:\033[0m\n"); for (s = options; (s != NULL) && (s->option != NULL); s++) show_option(s); } +int argconfig_parse_byte(const char *opt, const char *str, unsigned char *val) +{ + char *endptr; + unsigned long tmp = strtoul(str, &endptr, 0); + + if (errno || tmp >= 1 << 8 || str == endptr) { + fprintf(stderr, + "Expected byte argument for '%s' but got '%s'!\n", opt, + str); + return -EINVAL; + } + + *val = tmp; + + return 0; +} + int argconfig_parse(int argc, char *argv[], const char *program_desc, const struct argconfig_commandline_options *options) { @@ -244,14 +261,9 @@ int argconfig_parse(int argc, char *argv[], const char *program_desc, } *((int *)value_addr) = tmp; } else if (s->config_type == CFG_BYTE) { - unsigned long tmp = strtoul(optarg, &endptr, 0); - if (errno || tmp >= (1 << 8) || optarg == endptr) { - fprintf(stderr, - "Expected byte argument for '%s' but got '%s'!\n", - long_opts[option_index].name, optarg); + if (argconfig_parse_byte(long_opts[option_index].name, + optarg, (uint8_t *)value_addr)) goto out; - } - *((uint8_t *) value_addr) = tmp; } else if (s->config_type == CFG_SHORT) { unsigned long tmp = strtoul(optarg, &endptr, 0); if (errno || tmp >= (1 << 16) || optarg == endptr) { -- cgit v1.2.3