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Mingw-w64 on windows doesn't have setenv, fix that.

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Signed-off-by: HE, Tao <sighingnow@gmail.com>
This commit is contained in:
HE, Tao
2018-12-18 16:49:32 +08:00
committed by Nico Williams
parent fb1c635af6
commit b436156f5b
2 changed files with 22 additions and 0 deletions
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configure.ac
+1
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@@ -124,6 +124,7 @@ AC_FIND_FUNC([isatty], [c], [#include <unistd.h>], [0])
AC_FIND_FUNC([_isatty], [c], [#include <io.h>], [0])
AC_FIND_FUNC([strptime], [c], [#include <time.h>], [0, 0, 0])
AC_FIND_FUNC([strftime], [c], [#include <time.h>], [0, 0, 0, 0])
AC_FIND_FUNC([setenv], [c], [#include <stdlib.h>], [0, 0, 0])
AC_FIND_FUNC([timegm], [c], [#include <time.h>], [0])
AC_FIND_FUNC([gmtime_r], [c], [#include <time.h>], [0, 0])
AC_FIND_FUNC([gmtime], [c], [#include <time.h>], [0])
src/builtin.c
+21
View File
@@ -1186,6 +1186,27 @@ static jv tm2jv(struct tm *tm) {
jv_number(tm->tm_yday));
}
#if defined(WIN32) && !defined(HAVE_SETENV)
static int setenv(const char *var, const char *val, int ovr)
{
BOOL b;
char c[2];
if (!ovr)
{
DWORD d;
d = GetEnvironmentVariableA (var, c, 2);
if (0 != d && GetLastError () != ERROR_ENVVAR_NOT_FOUND) {
return d;
}
}
b = SetEnvironmentVariableA (var, val);
if (b) {
return 0;
}
return 1;
}
#endif
/*
* mktime() has side-effects and anyways, returns time in the local
* timezone, not UTC. We want timegm(), which isn't standard.