flyingfish89 opened a new pull request, #8495:
URL: https://github.com/apache/nuttx/pull/8495
## Summary
with the test of sim:lua ,I have fixed some bug of error output
1.input: " " and error output string is "NULL"
2.input: "1.2e+", error output string is "NULL"
3.input: "." error output string is "NULL"
## Impact
## Testing
char *a = " n";
char *b;
float number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\n number is %f and string is
%s\n",a,number,b);
a = " 10 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is %s\n",a,number,b);
a = "2nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is %s\n",a,number,b);
a = " 3e0 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is %s\n",a,number,b);
a = "1.0e+nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is %s\n",a,number,b);
a = "2 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is %s\n",a,number,b);
a = "2nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is %s\n",a,number,b);
a = "-2 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"astring is %s\nnumber is %f and string is
%s\n",a,number,b);
a = " -0xa nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"astring is %s\n number is %f and string is
%s\n",a,number,b);
a = "+0.01 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"astring is %s\nnumber is %f and string is
%s\n",a,number,b);
a = "+.01 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"astring is %s\nnumber is %f and string is
%s\n",a,number,b);
a = ".01 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"astring is %s\nnumber is %f and string is
%s\n",a,number,b);
a = "-1. nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"astring is %s\nnumber is %f and string is
%s\n",a,number,b);
a = "+1. nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"astring is %s\nnumber is %f and string is
%s\n",a,number,b);
a = "+ 0.01 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"astring is %s\nnumber is %f and string is
%s\n",a,number,b);
a = "+.e1 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is %s\n",a,number,b);
a = "1e nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "1.0e+ nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = ". nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "nan";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "-012 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "-1.2e2 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "e1 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0xffffffffffff nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "x";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0xffffffffffff nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0x3. nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0x0. nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "-0xfFfa nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0xffffFFFF nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0x.0p-3";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0ffffFFFF nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "+0x2 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "-0xaA nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "-0xffFFFfff nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0E+1 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0E+1 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0xe-1 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = " 0x2.5 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = " -0x2.5 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0x0.51p nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0x.00000001 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0xA.a nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0xa.aP4 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0x4P-2 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0x1.1 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "1. nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = ".1 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "0.001e+3 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "1111111111111110 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "1111111111111111 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "+1.23E18 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = " 1.3e-2 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = " -1.00000000000001 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "10 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b); a = "20 nsh";
number = strtof(a,&b);
syslog(LOG_INFO,"string is %s\nnumber is %f and string is
%s\n",a,number,b);
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