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Add isdigit function

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This commit is contained in:
pjht 2019-09-06 15:36:10 -05:00
parent 9b56ca3be8
commit c5504b80dc
2 changed files with 12 additions and 0 deletions
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6
libc/ctype.c Normal file
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@ -0,0 +1,6 @@
int isdigit(int c) {
if (c>='0'&&c<='9') {
return 1;
}
return 0;
}

6
sysroot/usr/include/ctype.h Normal file
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@ -0,0 +1,6 @@
#ifndef CTYPE_H
#define CTYPE_H
int isdigit(int c);
#endif