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watch: add gettext support

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Signed-off-by: Sami Kerola <kerolasa@iki.fi>
This commit is contained in:
Sami Kerola 2011-10-09 13:12:04 +02:00
parent 76841eda26
commit f90e436b88
1 changed files with 34 additions and 29 deletions
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63
watch.c
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@ -13,7 +13,9 @@
* Unicode Support added by Jarrod Lowe <procps@rrod.net> in 2009. * Unicode Support added by Jarrod Lowe <procps@rrod.net> in 2009.
*/ */
#include "c.h"
#include "config.h" #include "config.h"
#include "nls.h"
#include "proc/procps.h" #include "proc/procps.h"
#include <ctype.h> #include <ctype.h>
#include <errno.h> #include <errno.h>
@ -32,15 +34,15 @@
#include <time.h> #include <time.h>
#include <unistd.h> #include <unistd.h>
#ifdef WITH_WATCH8BIT #ifdef WITH_WATCH8BIT
#include <wchar.h> # include <wchar.h>
#include <ncursesw/ncurses.h> # include <ncursesw/ncurses.h>
#else #else
#include <ncurses.h> # include <ncurses.h>
#endif /* WITH_WATCH8BIT */ #endif /* WITH_WATCH8BIT */
#ifdef FORCE_8BIT #ifdef FORCE_8BIT
#undef isprint # undef isprint
#define isprint(x) ( (x>=' '&&x<='~') || (x>=0xa0) ) # define isprint(x) ( (x>=' '&&x<='~') || (x>=0xa0) )
#endif #endif
static int curses_started = 0; static int curses_started = 0;
@ -56,21 +58,24 @@ static int precise_timekeeping = 0;
static void __attribute__ ((__noreturn__)) static void __attribute__ ((__noreturn__))
usage(FILE * out) usage(FILE * out)
{ {
fputs(USAGE_HEADER, out);
fprintf(out, fprintf(out,
"\nUsage: %s [options] command\n" " %s [options] command\n", program_invocation_short_name);
"\nOptions:\n", program_invocation_short_name); fputs(USAGE_OPTIONS, out);
fprintf(out, fputs(_(" -b, --beep beep if command has a non-zero exit\n"), out);
" -b, --beep beep if command has a non-zero exit\n" fputs(_(" -c, --color interpret ANSI color sequences\n"), out);
" -c, --color interpret ANSI color sequences\n" fputs(_(" -e, --errexit exit if command has a non-zero exit\n"), out);
" -e, --errexit exit if command has a non-zero exit\n" fputs(_(" -f, --differences highlight changes between updates\n"), out);
" -f, --differences highlight changes between updates\n" fputs(_(" -n, --interval <secs> seconds to wait between updates\n"), out);
" -n, --interval <secs> seconds to wait between updates\n" fputs(_(" -p, --precise attempt run command in precise intervals\n"), out);
" -p, --precise attempt run command in precise intervals\n" fputs(_(" -t, --no-title turn off header\n"), out);
" -t, --no-title turn off header\n" fputs(_(" -x, --exec pass command to exec instead of \"sh -c\"\n"), out);
" -x, --exec pass command to exec instead of \"sh -c\"\n" fputs(_(" -h, --help display this help text\n"), out);
" -h, --help display this help text\n" fputs(_(" -v, --version display version information and exit\n"), out);
" -v, --version display version information and exit\n"); fputs(USAGE_SEPARATOR, out);
fprintf(out, "\nFor more information see watch(1).\n"); fputs(USAGE_HELP, out);
fputs(_(" -v, --version output version information and exit\n"), out);
fprintf(out, USAGE_MAN_TAIL("watch(1)"));
exit(out == stderr ? EXIT_FAILURE : EXIT_SUCCESS); exit(out == stderr ? EXIT_FAILURE : EXIT_SUCCESS);
} }
@ -347,7 +352,7 @@ int main(int argc, char *argv[])
usage(stdout); usage(stdout);
break; break;
case 'v': case 'v':
display_version(); printf(PROCPS_NG_VERSION);
return EXIT_SUCCESS; return EXIT_SUCCESS;
default: default:
usage(stderr); usage(stderr);
@ -381,13 +386,13 @@ int main(int argc, char *argv[])
/*mbstowcs(NULL, NULL, 0); */ /*mbstowcs(NULL, NULL, 0); */
wcommand_characters = mbstowcs(NULL, command, 0); wcommand_characters = mbstowcs(NULL, command, 0);
if (wcommand_characters < 0) { if (wcommand_characters < 0) {
fprintf(stderr, "Unicode Handling Error\n"); fprintf(stderr, _("Unicode Handling Error\n"));
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
wcommand = wcommand =
(wchar_t *) malloc((wcommand_characters + 1) * sizeof(wcommand)); (wchar_t *) malloc((wcommand_characters + 1) * sizeof(wcommand));
if (wcommand == NULL) { if (wcommand == NULL) {
fprintf(stderr, "Unicode Handling Error (malloc)\n"); fprintf(stderr, _("Unicode Handling Error (malloc)\n"));
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
mbstowcs(wcommand, command, wcommand_characters + 1); mbstowcs(wcommand, command, wcommand_characters + 1);
@ -445,7 +450,7 @@ int main(int argc, char *argv[])
* justify time, clipping all to fit window * justify time, clipping all to fit window
* width * width
*/ */
int hlen = asprintf(&header, "Every %.1fs: ", interval); int hlen = asprintf(&header, _("Every %.1fs: "), interval);
/* /*
* the rules: * the rules:
@ -515,7 +520,7 @@ int main(int argc, char *argv[])
/* allocate pipes */ /* allocate pipes */
if (pipe(pipefd) < 0) if (pipe(pipefd) < 0)
err(7, "pipe"); err(7, _("pipe"));
/* flush stdout and stderr, since we're about to do fd stuff */ /* flush stdout and stderr, since we're about to do fd stuff */
fflush(stdout); fflush(stdout);
@ -525,18 +530,18 @@ int main(int argc, char *argv[])
child = fork(); child = fork();
if (child < 0) { /* fork error */ if (child < 0) { /* fork error */
err(2, "fork"); err(2, _("fork"));
} else if (child == 0) { /* in child */ } else if (child == 0) { /* in child */
close(pipefd[0]); /* child doesn't need read side of pipe */ close(pipefd[0]); /* child doesn't need read side of pipe */
close(1); /* prepare to replace stdout with pipe */ close(1); /* prepare to replace stdout with pipe */
if (dup2(pipefd[1], 1) < 0) { /* replace stdout with write side of pipe */ if (dup2(pipefd[1], 1) < 0) { /* replace stdout with write side of pipe */
err(3, "dup2"); err(3, _("dup2"));
} }
dup2(1, 2); /* stderr should default to stdout */ dup2(1, 2); /* stderr should default to stdout */
if (option_exec) { /* pass command to exec instead of system */ if (option_exec) { /* pass command to exec instead of system */
if (execvp(command_argv[0], command_argv) == -1) { if (execvp(command_argv[0], command_argv) == -1) {
err(4, "exec"); err(4, _("exec"));
} }
} else { } else {
status = system(command); /* watch manpage promises sh quoting */ status = system(command); /* watch manpage promises sh quoting */
@ -554,7 +559,7 @@ int main(int argc, char *argv[])
/* otherwise, we're in parent */ /* otherwise, we're in parent */
close(pipefd[1]); /* close write side of pipe */ close(pipefd[1]); /* close write side of pipe */
if ((p = fdopen(pipefd[0], "r")) == NULL) if ((p = fdopen(pipefd[0], "r")) == NULL)
err(5, "fdopen"); err(5, _("fdopen"));
for (y = show_title; y < height; y++) { for (y = show_title; y < height; y++) {
int eolseen = 0, tabpending = 0; int eolseen = 0, tabpending = 0;
@ -677,7 +682,7 @@ int main(int argc, char *argv[])
/* harvest child process and get status, propagated from command */ /* harvest child process and get status, propagated from command */
if (waitpid(child, &status, 0) < 0) if (waitpid(child, &status, 0) < 0)
err(8, "waitpid"); err(8, _("waitpid"));
/* if child process exited in error, beep if option_beep is set */ /* if child process exited in error, beep if option_beep is set */
if ((!WIFEXITED(status) || WEXITSTATUS(status))) { if ((!WIFEXITED(status) || WEXITSTATUS(status))) {