diff options
Diffstat (limited to 'src/p_args_escape.c')
| -rw-r--r-- | src/p_args_escape.c | 91 |
1 files changed, 90 insertions, 1 deletions
diff --git a/src/p_args_escape.c b/src/p_args_escape.c index 2a3a702..182ef2f 100644 --- a/src/p_args_escape.c +++ b/src/p_args_escape.c @@ -10,18 +10,105 @@ /* */ /* ************************************************************************** */ +#include <libft.h> #include <stddef.h> #include "d_define.h" +#include "u_utils.h" + +static t_quote_mode + p_escape_squote(char *ptr, char word[], t_quote_mode mode) +{ + if (mode == Q_NONE) + { + (void)ft_memmove(word + (ptr - word), ptr + 1, + (ft_strlen(ptr + 1) + 1) * sizeof(char)); + return (Q_SINGLE); + } + else if (mode == Q_SINGLE) + { + (void)ft_memmove(word + (ptr - word), ptr + 1, + (ft_strlen(ptr + 1) + 1) * sizeof(char)); + return (Q_NONE); + } + return (mode); +} + +static t_quote_mode + p_escape_dquote(char *ptr, char word[], t_quote_mode mode) +{ + if (mode == Q_NONE) + { + if (u_is_true_quote(word, ptr) == TRUE) + { + (void)ft_memmove(word + (ptr - word), ptr + 1, + (ft_strlen(ptr + 1) + 1) * sizeof(char)); + } + return (Q_DOUBLE); + } + else if (mode == Q_DOUBLE) + { + if (u_is_true_quote(word, ptr) == TRUE) + { + (void)ft_memmove(word + (ptr - word), ptr + 1, + (ft_strlen(ptr + 1) + 1) * sizeof(char)); + } + return (Q_NONE); + } + return (mode); +} + +static void + p_escape_bs(char *ptr, char word[], t_quote_mode mode) +{ + if (mode == Q_NONE) + { + (void)ft_memmove(word + (ptr - word), ptr + 1, + (ft_strlen(ptr + 1) + 1) * sizeof(char)); + } + else if (mode == Q_DOUBLE) + { + if (*(ptr + 1) == C_BS) + { + (void)ft_memmove(word + (ptr - word), ptr + 1, + (ft_strlen(ptr + 1) + 1) * sizeof(char)); + *(word + (ptr - word)) = 26; + } + else if (*(ptr + 1) == C_DQUOTE) + { + (void)ft_memmove(word + (ptr - word), ptr + 1, + (ft_strlen(ptr + 1) + 1) * sizeof(char)); + } + } +} static void - p_escape_arg(char *ptr) + p_escape_arg(char word[]) { + char *ptr; t_quote_mode mode; + ptr = word; mode = Q_NONE; while (*ptr != C_NULL) { + if (*ptr == C_SQUOTE) + mode = p_escape_squote(ptr, word, mode); + else if (*ptr == C_DQUOTE) + mode = p_escape_dquote(ptr, word, mode); + if (*ptr == C_BS) + p_escape_bs(ptr, word, mode); + ptr++; + } +} + +static void + p_replace_bs(char *ptr) +{ + while (*ptr != C_NULL) + { + if (*ptr == 26) + *ptr = C_BS; ptr++; } } @@ -32,12 +119,14 @@ void /* TODO: escape \ */ /* TODO: escape $# special vars */ /* TODO: escape my life */ + /* TODO: comments */ char **ptr; ptr = words; while (*ptr != NULL) { p_escape_arg(*ptr); + p_replace_bs(*ptr); ptr++; } } |