42 lines
698 B
C
42 lines
698 B
C
#include "minishell.h"
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static int has_slash(const char *s)
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{
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return (s && strchr(s, '/'));
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}
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char *resolve_path(const char *cmd, t_shell *sh)
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{
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char *path_env;
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char **parts;
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char *candidate;
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int i;
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if (!cmd)
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return NULL;
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if (is_builtin(cmd))
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return ms_strdup(cmd);
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if (has_slash(cmd))
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return ms_strdup(cmd);
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path_env = env_get(sh, "PATH");
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if (!path_env)
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return NULL;
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parts = ms_split(path_env, ':');
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if (!parts)
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return NULL;
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i = 0;
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while (parts[i])
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{
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candidate = ms_strjoin3(parts[i], "/", cmd);
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if (candidate && access(candidate, X_OK) == 0)
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{
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ms_free_split(parts);
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return candidate;
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}
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free(candidate);
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i++;
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}
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ms_free_split(parts);
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return NULL;
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}
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