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/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "print.h"
#include <sys/ioctl.h>
#include <stdio.h>
#include <unistd.h>
#include "util.h"
bool g_stdoutIsTty;
char const* g_escapeBold;
char const* g_escapeRedBold;
char const* g_escapeGreenBold;
char const* g_escapeYellowBold;
char const* g_escapeUnderline;
char const* g_escapeEndColor;
char const* g_escapeClearLine;
void
init_print()
{
if (isatty(fileno(stdout))) {
g_stdoutIsTty = true;
g_escapeBold = "\033[1m";
g_escapeRedBold = "\033[91m\033[1m";
g_escapeGreenBold = "\033[92m\033[1m";
g_escapeYellowBold = "\033[93m\033[1m";
g_escapeUnderline = "\033[4m";
g_escapeEndColor = "\033[0m";
g_escapeClearLine = "\033[K";
} else {
g_stdoutIsTty = false;
g_escapeBold = "";
g_escapeRedBold = "";
g_escapeGreenBold = "";
g_escapeYellowBold = "";
g_escapeUnderline = "";
g_escapeEndColor = "";
g_escapeClearLine = "";
}
}
void
print_status(const char* format, ...)
{
printf("\n%s%s", g_escapeBold, g_escapeUnderline);
va_list args;
va_start(args, format);
vfprintf(stdout, format, args);
va_end(args);
printf("%s\n", g_escapeEndColor);
}
void
print_command(const Command& command)
{
fputs(g_escapeBold, stdout);
for (map<string,string>::const_iterator it=command.env.begin(); it!=command.env.end(); it++) {
fputs(it->first.c_str(), stdout);
fputc('=', stdout);
fputs(escape_for_commandline(it->second.c_str()).c_str(), stdout);
putc(' ', stdout);
}
fputs(command.prog.c_str(), stdout);
for (vector<string>::const_iterator it=command.args.begin(); it!=command.args.end(); it++) {
putc(' ', stdout);
fputs(escape_for_commandline(it->c_str()).c_str(), stdout);
}
fputs(g_escapeEndColor, stdout);
fputc('\n', stdout);
}
void
print_error(const char* format, ...)
{
fputs(g_escapeRedBold, stderr);
va_list args;
va_start(args, format);
vfprintf(stderr, format, args);
va_end(args);
fputs(g_escapeEndColor, stderr);
fputc('\n', stderr);
}
void
print_warning(const char* format, ...)
{
fputs(g_escapeYellowBold, stderr);
va_list args;
va_start(args, format);
vfprintf(stderr, format, args);
va_end(args);
fputs(g_escapeEndColor, stderr);
fputc('\n', stderr);
}
void
print_info(const char* format, ...)
{
fputs(g_escapeBold, stdout);
va_list args;
va_start(args, format);
vfprintf(stdout, format, args);
va_end(args);
fputs(g_escapeEndColor, stdout);
fputc('\n', stdout);
}
void
print_one_line(const char* format, ...)
{
if (g_stdoutIsTty) {
struct winsize ws;
ioctl(STDOUT_FILENO, TIOCGWINSZ, &ws);
int size = ws.ws_col + 1;
char* buf = (char*)malloc(size);
va_list args;
va_start(args, format);
vsnprintf(buf, size, format, args);
va_end(args);
printf("%s%s\r", buf, g_escapeClearLine);
free(buf);
fflush(stdout);
} else {
va_list args;
va_start(args, format);
vfprintf(stdout, format, args);
va_end(args);
printf("\n");
}
}
void
check_error(int err)
{
if (err != 0) {
fputc('\n', stderr);
print_error("Stopping due to errors.");
exit(1);
}
}
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