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Added pervasives C header

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It only defines the between function for now
This commit is contained in:
Cédric Pasteur 2011-05-03 13:35:13 +02:00
parent c8055cd1ff
commit 0256b571f7
1 changed files with 14 additions and 0 deletions
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lib/c/pervasives.h Normal file
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/* Pervasives module for the Decades compiler */
#ifndef DECADES_PERVASIVES_H
#define DECADES_PERVASIVES_H
/* between(i, n) returns idx between 0 and n-1. */
inline int between(int idx, int n)
{
int o = (idx >= n) ? n-1 : (idx < 0 ? 0 : idx);
return o;
}
#endif