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Use ferror instead of checking errno to detect errors in read_file

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glibc sets errno even though the file read did not have an error
Fixes #1731
This commit is contained in:
ridiculousfish 2014-10-04 14:27:08 -07:00
parent 1665f84d60
commit d7b3821c0a
1 changed files with 1 additions and 2 deletions
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3
fish_indent.cpp
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@ -54,11 +54,10 @@ static void read_file(FILE *f, wcstring &b)
{ {
while (1) while (1)
{ {
errno=0;
wint_t c = fgetwc(f); wint_t c = fgetwc(f);
if (c == WEOF) if (c == WEOF)
{ {
if (errno) if (ferror(f))
{ {
wperror(L"fgetwc"); wperror(L"fgetwc");
exit(1); exit(1);