diff options
Diffstat (limited to 'common/src/args.c')
| -rw-r--r-- | common/src/args.c | 63 |
1 files changed, 55 insertions, 8 deletions
diff --git a/common/src/args.c b/common/src/args.c index 2070e46..333852f 100644 --- a/common/src/args.c +++ b/common/src/args.c @@ -6,27 +6,74 @@ /* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */ /* +#+#+#+#+#+ +#+ */ /* Created: 2020/02/08 23:12:55 by cacharle #+# #+# */ -/* Updated: 2020/12/30 13:44:54 by charles ### ########.fr */ +/* Updated: 2021/01/10 11:12:26 by cacharle ### ########.fr */ /* */ /* ************************************************************************** */ #include "common.h" -bool parse_args(t_philo_args *args, int argc, char **argv) +static int st_err(int ret, const char *format, char *str) +{ + while (*format != '\0') + { + if (format[0] == '%' && format[1] == 's') + { + if (str != NULL) + { + while (*str != '\0') + write(STDERR_FILENO, str++, 1); + } + format += 2; + } + else + { + write(STDERR_FILENO, format, 1); + format++; + } + } + write(STDERR_FILENO, "\n", 1); + return (ret); +} + +static long int st_atou_strict(char *s) +{ + long int num; + char *origin; + + origin = s; + if (*s < '0' || *s > '9') + return (st_err(-1, "Error: %s: is not a number", origin)); + num = 0; + while (*s >= '0' && *s <= '9') + { + num *= 10; + if (num > UINT_MAX) + return (st_err(-1, "Error: %s: is too big", origin)); + num += *s - '0'; + if (num > UINT_MAX) + return (st_err(-1, "Error: %s: is too big", origin)); + s++; + } + if (*s != '\0') + return (st_err(-1, "Error: %s: is not a number", origin)); + return (num); +} + +bool parse_args(t_philo_args *args, int argc, char **argv) { if (argc != 5 && argc != 6) { - return (h_err(false, "Usage: %s philosophers_num death_timeout" + return (st_err(false, "Usage: %s philosophers_num deatst_timeout" "eat_timeout sleep_timeout [meal_num]", argv[0])); } - if ((args->philo_num = h_atou_strict(argv[1])) == -1 - || (args->timeout_death = h_atou_strict(argv[2])) == -1 - || (args->timeout_eat = h_atou_strict(argv[3])) == -1 - || (args->timeout_sleep = h_atou_strict(argv[4])) == -1) + if ((args->philo_num = st_atou_strict(argv[1])) == -1 + || (args->timeout_death = st_atou_strict(argv[2])) == -1 + || (args->timeout_eat = st_atou_strict(argv[3])) == -1 + || (args->timeout_sleep = st_atou_strict(argv[4])) == -1) return (false); if (argc == 6) { - if ((args->meal_num = h_atou_strict(argv[5])) == -1) + if ((args->meal_num = st_atou_strict(argv[5])) == -1) return (false); } else |