forked from KolibriOS/kolibrios
cde4fa851d
- Formatted by clang-format (WebKit-style). - Removed unnecessary errno linux. - Added KOS error codes. - String functions have been replaced with more optimal ones for x86. - Changed wrappers for 70 sysfunction. git-svn-id: svn://kolibrios.org@9765 a494cfbc-eb01-0410-851d-a64ba20cac60
20 lines
375 B
C
20 lines
375 B
C
#include <ctype.h>
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#include <stdlib.h>
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long atol(const char* s)
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{
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long n = 0;
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int neg = 0;
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while (isspace(*s))
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s++;
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switch (*s) {
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case '-':
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neg = 1;
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case '+':
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s++;
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}
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/* Compute n as a negative number to avoid overflow on LONG_MIN */
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while (isdigit(*s))
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n = 10 * n - (*s++ - '0');
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return neg ? n : -n;
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} |