Revision d008809bb5d1f9a669ee89b77b3a4b6bb7905009 authored by Junio C Hamano on 02 February 2017, 21:36:55 UTC, committed by Junio C Hamano on 02 February 2017, 21:36:55 UTC
Test tweak for FreeBSD where /usr/bin/unzip is unsuitable to run our tests but /usr/local/bin/unzip is usable. * js/unzip-in-usr-bin-workaround: test-lib: on FreeBSD, look for unzip(1) in /usr/local/bin/
editor.c
#include "cache.h"
#include "strbuf.h"
#include "run-command.h"
#include "sigchain.h"
#ifndef DEFAULT_EDITOR
#define DEFAULT_EDITOR "vi"
#endif
const char *git_editor(void)
{
const char *editor = getenv("GIT_EDITOR");
const char *terminal = getenv("TERM");
int terminal_is_dumb = !terminal || !strcmp(terminal, "dumb");
if (!editor && editor_program)
editor = editor_program;
if (!editor && !terminal_is_dumb)
editor = getenv("VISUAL");
if (!editor)
editor = getenv("EDITOR");
if (!editor && terminal_is_dumb)
return NULL;
if (!editor)
editor = DEFAULT_EDITOR;
return editor;
}
int launch_editor(const char *path, struct strbuf *buffer, const char *const *env)
{
const char *editor = git_editor();
if (!editor)
return error("Terminal is dumb, but EDITOR unset");
if (strcmp(editor, ":")) {
const char *args[] = { editor, real_path(path), NULL };
struct child_process p = CHILD_PROCESS_INIT;
int ret, sig;
p.argv = args;
p.env = env;
p.use_shell = 1;
if (start_command(&p) < 0)
return error("unable to start editor '%s'", editor);
sigchain_push(SIGINT, SIG_IGN);
sigchain_push(SIGQUIT, SIG_IGN);
ret = finish_command(&p);
sig = ret - 128;
sigchain_pop(SIGINT);
sigchain_pop(SIGQUIT);
if (sig == SIGINT || sig == SIGQUIT)
raise(sig);
if (ret)
return error("There was a problem with the editor '%s'.",
editor);
}
if (!buffer)
return 0;
if (strbuf_read_file(buffer, path, 0) < 0)
return error_errno("could not read file '%s'", path);
return 0;
}
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