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https://github.com/drasko/codezero.git
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7ba7a2e796
Removed dependency on hard-coded pager id. Pager id is now passed as an environment string `pagerid' to tasks. Alternatively, this could take space in the utcb of each task.
37 lines
573 B
C
37 lines
573 B
C
/*
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* Environment accessor functions
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*
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* Copyright (C) 2008 Bahadir Balban
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*/
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#include <string.h>
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#include <stdlib.h>
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#include <libposix.h>
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char **__environ;
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/*
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* Search for given name in name=value string pairs located
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* in the environment segment, and return the pointer to value
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* string.
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*/
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char *getenv(const char *name)
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{
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char **envp = __environ;
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int length;
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if (!envp)
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return 0;
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length = strlen(name);
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while(*envp) {
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if (memcmp(name, *envp, length) == 0 &&
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(*envp)[length] == '=')
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return *envp + length + 1;
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envp++;
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}
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return 0;
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}
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