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author | Dan Sinclair <dsinclair@chromium.org> | 2015-10-29 14:56:26 -0400 |
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committer | Dan Sinclair <dsinclair@chromium.org> | 2015-10-29 14:56:26 -0400 |
commit | 589f7e0a57675efce9810c15a3e9b7c49bf0bc90 (patch) | |
tree | 6839707c05c00f227744ffc3788665cb1cb5b7bd /core/src/fxcrt/fx_basic_gcc.cpp | |
parent | 6ed0028f1cf12ee53e9e7f657b7ba186c77a42f3 (diff) | |
download | pdfium-589f7e0a57675efce9810c15a3e9b7c49bf0bc90.tar.xz |
Cleanup some numeric code.
This changes the various comparisons of char >= '0' && char <= '9' and
char < '0' || char > '9' to use std::isdigit checks. It also cleans up
a handful of hex to digit conversions to call one common method.
R=thestig@chromium.org
Review URL: https://codereview.chromium.org/1415933005 .
Diffstat (limited to 'core/src/fxcrt/fx_basic_gcc.cpp')
-rw-r--r-- | core/src/fxcrt/fx_basic_gcc.cpp | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/core/src/fxcrt/fx_basic_gcc.cpp b/core/src/fxcrt/fx_basic_gcc.cpp index 6f17482156..71f5fe322f 100644 --- a/core/src/fxcrt/fx_basic_gcc.cpp +++ b/core/src/fxcrt/fx_basic_gcc.cpp @@ -12,21 +12,20 @@ template <class T, class STR_T> T FXSYS_StrToInt(STR_T str) { FX_BOOL neg = FALSE; - if (str == NULL) { + if (!str) return 0; - } + if (*str == '-') { neg = TRUE; str++; } T num = 0; while (*str) { - if ((*str) < '0' || (*str) > '9') { + if (!std::isdigit(*str)) break; - } - if (num > (std::numeric_limits<T>::max() - 9) / 10) { + if (num > (std::numeric_limits<T>::max() - 9) / 10) break; - } + num = num * 10 + (*str) - '0'; str++; } |