compiler warnings found this way.
* libc/stdio/freopen.c (_freopen_r): Fix bug setting _flags.
* libc/include/stdio.h (_rename): Define when building newlib.
* libc/include/sys/signal.h (_kill): Ditto.
* libc/include/sys/stat.h (_mkdir): Ditto.
* libc/include/sys/time.h (_gettimeofday): Ditto.
* libc/include/sys/times.h (_times): Ditto.
* libc/include/sys/wait.h (_wait): Ditto.
* libc/locale/lmessages.c (empty): Don't define for Cygwin.
* libc/locale/lmonetary.c (cnv): Ditto.
* libc/locale/nl_langinfo.c (nl_langinfo): Ditto for variable s.
* libc/posix/collate.c: Throughout cast to avoid compiler warning.
* libc/posix/engine.c (matcher): Initialize dp to avoid compiler
warning.
* libc/posix/glob.c: Disable on Cygwin. Explain why.
* libc/posix/regcomp.c: Fix "uninitialized" compiler warnings.
(dissect): Deliberately silence gcc compiler warning. Add comment to
explain why.
* libc/posix/wordexp.c (wordexp): Remove num_bytes variable since result
is never used.
* libc/posix/popen.c (popen): Ditto for variable last.
* libc/reent/mkdirr.c: Include sys/stat.h.
* libc/reent/renamer.c: Include stdio.h.
* libc/search/hash.c: Throughout use underscored variants of the stat
function family.
(init_hash): Add missing definition for the __USE_INTERNAL_STAT64 case.
* libc/search/hash_bigkey.c (__big_insert): Add parenthesis to avoid
compiler warning.
* libc/search/hash_page.c (overflow_page): Initalize freep to NULL to
avoid compiler warning.
* libc/stdio/asiprintf.c (_asiprintf_r): Cast unsigned char * to char *
to avoid compiler warning.
(asiprintf): Ditto.
* libc/stdio/asprintf.c (_asprintf_r): Ditto.
(asprintf): Ditto.
* libc/stdio/vasiprintf.c (_vasiprintf_r): Ditto.
* libc/stdio/vasprintf.c (_vasprintf_r): Ditto.
* libc/stdio/mktemp.c (_gettemp): Cast to unsigned char in call to
isdigit to avoid compiler warning.
* libc/stdio/vfprintf.c (_VFPRINTF_R): Initialize variables used for
grouping to avoid compiler warning. Only define and set nseps and
nrepeats if they are really used.
* libc/stdio/vfwprintf.c (_VFWPRINTF_R): Ditto. Only define state if
it is really used.
* libc/stdio/vfscanf.c (u_char): Revert to be defined as unsigned char.
(__SVFSCANF_R): Cast fmt in call to __mbtowc.
* libc/stdlib/mbtowc_r.c (JIS_state_table): Disable when building
Cygwin.
(JIS_action_table): Ditto.
* libc/stdlib/wctomb_r.c (__utf8_wctomb): Add parenthesis to avoid
compiler warning.
* libc/string/strcasestr.c: Deliberately silence gcc compiler warning.
Add comment to explain why.
* libc/time/strptime.c (strptime): Cast to unsigned char in calls to
isspace to avoid compiler warning.
* libm/math/e_atan2.c (__ieee754_atan2): Add parenthesis to avoid
compiler warning.
* libm/math/e_exp.c (__ieee754_exp): Initialize k to 0 to avoid
compiler warning. Drop setting it to 0 later.
* libm/math/ef_exp.c (__ieee754_expf): Ditto.
* libm/math/e_pow.c (__ieee754_pow): Add braces to avoid compiler
warning.
* libm/math/ef_pow.c (__ieee754_powf): Ditto.
* libm/math/er_lgamma.c (__ieee754_lgamma_r): Initialize nadj to 0 to
avoid compiler warning.
* libm/math/erf_lgamma.c (__ieee754_lgammaf_r): Ditto.
* libm/math/e_rem_pio2.c (__ieee754_rem_pio2): Ditto for variable z.
* libm/common/sf_round.c (roundf): Remove signbit variable since result
is never used.
* libc/string/bcmp.c: Include <strings.h> for "bcmp".
* libc/string/bcopy.c: Include <strings.h> for "bcopy".
* libc/string/strcasestr.c: Include <strings.h> for "strncasecmp".
* libc/time/strptime.c: Include <strings.h> for "strncasecmp".
parameters for wide char to multibyte conversion. Call
__set_lc_monetary_from_win on Cygwin.
* libc/locale/lmonetary.h: Make C++-safe.
(__monetary_load_locale): Change declaration.
* libc/locale/lnumeric.c (__numeric_load_locale): Take additional
parameters for wide char to multibyte conversion. Call
__set_lc_numeric_from_win on Cygwin.
* libc/locale/lnumeric.h: Make C++-safe.
(__numeric_load_locale): Change declaration.
* libc/locale/locale.c (lconv): De-constify for Cygwin.
(__set_charset_from_locale): Rename from
__set_charset_from_codepage. Take locale as parameter instead of
a codepage.
(loadlocale): Allow "EUC-JP" for "EUCJP" and "EUC-KR" for "EUCKR".
Change documnetation accordingly. Enable LC_COLLATE, LC_MONETARY,
LC_NUMERIC, and LC_TIME handling on Cygwin.
(_localeconv_r): On Cygwin, copy values from monetary and numeric
domain if change has been noted.
* libc/locale/nl_langinfo.c (nl_langinfo): Accommodate change of
am/pm layout in struct lc_time_T.
* libc/locale/timelocal.c (_C_time_locale): Accommodate
redefinition of am/pm members.
(__time_load_locale): Take additional parameters for wide char
to multibyte conversion. Call __set_lc_time_from_win on Cygwin.
* libc/locale/timelocal.h: Make C++-safe.
(struct lc_time_T): Convert am and pm to a am_pm array for easier
consumption by strftime and strptime.
(__time_load_locale): Change declaration.
* libc/time/strftime.c: Change documentation to reflect changes to
strftime. Remove locale constant strings in favor of access to
locale-specifc data.
(_ctloc): Define access method for locale-specifc data.
(TOLOWER): Define for tolower conversion.
(strftime): Throughout, convert locale-specific formats to use
locale-specific data. Add GNU-specific "%P" format.
* libc/time/strptime.c: Remove locale constant strings in favor of
access to locale-specifc data.
(_ctloc): Define access method for locale-specifc data.
(strptime): Throughout, convert locale-specific formats to use
locale-specific data.