Revision dbd12944017dd1bdd191cd6a15e63d09c6c16204 authored by Parker Moore on 21 July 2016, 00:58:57 UTC, committed by Junio C Hamano on 22 July 2016, 17:54:11 UTC
Running `make all` in `contrib/persistent-https` results in a
failure on Go 1.7 and above.

Specifically, the error is:

    go build -o git-remote-persistent-https \
   -ldflags "-X main._BUILD_EMBED_LABEL 1468613136"
    # _/Users/parkr/github/git/contrib/persistent-https
    /usr/local/Cellar/go/1.7rc1/libexec/pkg/tool/darwin_amd64/link: -X
flag requires argument of the form importpath.name=value
    make: *** [git-remote-persistent-https] Error 2

This `name=value` syntax for the -X flag was introduced in Go v1.5
(released Aug 19, 2015):

 - release notes: https://golang.org/doc/go1.5#link
 - commit: https://github.com/golang/go/commit/12795c02f3d6fc54ece09a86e70aaa40a94d5131

In Go v1.7, support for the old syntax was removed:

 - release notes: https://tip.golang.org/doc/go1.7#compiler
 - commit: https://github.com/golang/go/commit/51b624e6a29b135ce0fadb22b678acf4998ff16f

Add '=' between the symbol and its value for recent versions of Go,
while leaving it out for older ones.

Signed-off-by: Parker Moore <parkrmoore@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
1 parent e465796
Raw File
unsetenv.c
#include "../git-compat-util.h"

void gitunsetenv (const char *name)
{
#if !defined(__MINGW32__)
     extern char **environ;
#endif
     int src, dst;
     size_t nmln;

     nmln = strlen(name);

     for (src = dst = 0; environ[src]; ++src) {
	  size_t enln;
	  enln = strlen(environ[src]);
	  if (enln > nmln) {
               /* might match, and can test for '=' safely */
	       if (0 == strncmp (environ[src], name, nmln)
		   && '=' == environ[src][nmln])
		    /* matches, so skip */
		    continue;
	  }
	  environ[dst] = environ[src];
	  ++dst;
     }
     environ[dst] = NULL;
}
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