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minishell

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Ladebeze66
2023-12-12 17:32:54 +01:00
commit 196e143285
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utils/utils.c Executable file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* utils.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: fgras-ca <fgras-ca@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/12/01 17:49:16 by fgras-ca #+# #+# */
/* Updated: 2023/12/07 16:00:03 by fgras-ca ### ########.fr */
/* */
/* ************************************************************************** */
#include "../minishell.h"
int is_only_spaces(const char *str)
{
while (*str)
{
if (*str != ' ' && *str != '\t')
return (0);
str++;
}
return (1);
}
char *get_env_value(const char *key, char **environ)
{
int i;
char *entry;
char *delim;
if (!key || !environ)
return (NULL);
i = 0;
entry = environ[i];
while (entry != NULL)
{
delim = strchr(entry, '=');
if (delim != NULL)
{
if (ft_strncmp(entry, key, delim - entry)
== 0 && ft_strlen(key) == (size_t)(delim - entry))
return (delim + 1);
}
i++;
entry = environ[i];
}
return (NULL);
}