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/* msgfmt utility (C) 2012 rofl0r
* released under the MIT license, see LICENSE for details */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <assert.h>
#include "poparser.h"
#include "StringEscape.h"
__attribute__((noreturn))
static void syntax(void) {
fprintf(stdout,
"Usage: msgmerge [OPTION] def.po ref.pot\n");
exit(1);
}
__attribute__((noreturn))
static void version(void) {
fprintf(stdout,
"these are not (GNU gettext-tools) 99.9999.9999\n");
exit(0);
}
#define streq(A, B) (!strcmp(A, B))
#define strstarts(S, W) (memcmp(S, W, sizeof(W) - 1) ? NULL : (S + (sizeof(W) - 1)))
struct fiLes {
FILE *out;
/* we can haz 3 different input files:
* the .pot, which is the file containing only the ripped out strings from the program
* (and no translations)
* a .po, which contains translations and strings made from a previous .pot from that same source file,
* a compendium, which is basically a huge po file containing all sorts of strings (msgid's) and translations (msgstr's)
*/
FILE *po;
FILE *pot;
FILE *compend;
};
/* currently we only output input strings as output strings
* i.e. there is no translation lookup at all */
int process_line_callback(struct po_info* info, void* user) {
char convbuf[8192];
FILE* out = (FILE*) user;
size_t l;
if(info->type == pe_msgid) {
l = escape(info->text, convbuf, sizeof(convbuf));
(void) l;
fprintf(out, "msgid \"%s\"\nmsgstr \"%s\"\n", convbuf, convbuf);
}
return 0;
}
int process(struct fiLes *files, int update, int backup) {
(void) update; (void) backup;
struct po_parser pb, *p = &pb;
char line[4096], conv[8192], *lb;
poparser_init(p, conv, sizeof(conv), process_line_callback, files->out);
while((lb = fgets(line, sizeof(line), files->pot))) {
poparser_feed_line(p, lb, sizeof(line) - (size_t)(lb - line));
}
poparser_finish(p);
return 0;
}
void set_file(int out, char* fn, FILE** dest) {
if(streq(fn, "-")) {
*dest = out ? stdout : stdin;
} else {
*dest = fopen(fn, out ? "w" : "r");
}
if(!*dest) {
perror("fopen");
exit(1);
}
}
int getbackuptype(char* str) {
if(!str || !*str || streq(str, "none") || streq(str, "off"))
return 0;
else if(streq(str, "t") || streq(str, "numbered"))
return 1;
else if(streq(str, "nil") || streq(str, "existing"))
return 2;
else if(streq(str, "simple") || streq(str, "never"))
return 3;
else syntax();
}
int main(int argc, char**argv) {
if(argc == 1) syntax();
int arg = 1;
struct expect {
int out;
int po;
int pot;
int compend;
} expect_fn = {
.out = 0,
.po = 1,
.pot = 0,
.compend = 0,
};
struct fiLes files = {0,0,0,0};
char* backup_suffix = getenv("SIMPLE_BACKUP_SUFFIX");
if(!backup_suffix) backup_suffix = "~";
int update = 0;
int backup = getbackuptype(getenv("VERSION_CONTROL"));
char* dest;
set_file(1, "-", &files.out);
#define A argv[arg]
for(; arg < argc; arg++) {
if(A[0] == '-') {
if(A[1] == '-') {
if(
streq(A+2, "strict") ||
streq(A+2, "properties-input") ||
streq(A+2, "properties-output") ||
streq(A+2, "stringtable-input") ||
streq(A+2, "stringtable-output") ||
streq(A+2, "no-fuzzy-matching") ||
streq(A+2, "multi-domain") ||
streq(A+2, "previous") ||
streq(A+2, "escape") ||
streq(A+2, "no-escape") ||
streq(A+2, "force-po") ||
streq(A+2, "indent") ||
streq(A+2, "add-location") ||
streq(A+2, "no-location") ||
streq(A+2, "no-wrap") ||
streq(A+2, "sort-output") ||
streq(A+2, "sort-by-file") ||
strstarts(A+2, "lang=") ||
strstarts(A+2, "color") || // can be --color or --color=xxx
strstarts(A+2, "style=") ||
strstarts(A+2, "width=") ||
streq(A+2, "verbose") ||
streq(A+2, "quiet") ||
streq(A+2, "silent") ) {
} else if(streq(A+2, "version")) {
version();
} else if((dest = strstarts(A+2, "output-file="))) {
set_file(1, dest, &files.out);
} else if((dest = strstarts(A+2, "compendium="))) {
set_file(1, dest, &files.compend);
} else if((dest = strstarts(A+2, "suffix="))) {
backup_suffix = dest;
} else if((dest = strstarts(A+2, "directory="))) {
goto nodir;
} else if((dest = strstarts(A+2, "backup"))) {
if (*dest == '=')
backup = getbackuptype(dest + 1);
else
backup = 0;
} else if(streq(A+2, "update")) {
set_update:
update = 1;
fprintf(stdout, "error: update functionality unimplemented\n");
exit(update);
} else if(streq(A+2, "help")) syntax();
} else if(streq(A + 1, "o")) {
expect_fn.out = 1;
} else if(streq(A + 1, "C")) {
expect_fn.compend = 1;
} else if(streq(A + 1, "U")) {
goto set_update;
} else if(
streq(A+1, "m") ||
streq(A+1, "N") ||
streq(A+1, "P") ||
streq(A+1, "e") ||
streq(A+1, "E") ||
streq(A+1, "i") ||
streq(A+1, "p") ||
streq(A+1, "w") ||
streq(A+1, "s") ||
streq(A+1, "F") ||
streq(A+1, "V") ||
streq(A+1, "q")
) {
} else if (streq(A+1, "v")) {
version();
} else if (streq(A+1, "D")) {
// no support for -D at this time
nodir:
fprintf(stderr, "EINVAL\n");
exit(1);
} else if (streq(A+1, "h")) syntax();
} else if(expect_fn.out) {
set_file(1, A, &files.out);
expect_fn.out = 0;
} else if(expect_fn.compend) {
set_file(1, A, &files.compend);
expect_fn.compend = 0;
} else if(expect_fn.po) {
set_file(0, A, &files.po);
expect_fn.po = 0;
expect_fn.pot = 1;
} else if(expect_fn.pot) {
set_file(0, A, &files.pot);
expect_fn.pot = 0;
}
}
if(!files.out || !files.po || !files.pot) syntax();
int ret = process(&files, update, backup);
FILE** filearr = (FILE**) &files;
unsigned i;
for (i = 0; i < 4; i++) {
if(filearr[i] != NULL) fflush(filearr[i]);
}
for (i = 0; i < 4; i++) {
if(
filearr[i] != NULL &&
filearr[i] != stdout &&
filearr[i] != stdin
) fclose(filearr[i]);
}
return ret;
}
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