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Ignore extra -- from g_option_context_parse

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Debian bug #811032

Signed-off-by: Sebastian Ramacher <sebastian+dev@ramacher.at>
This commit is contained in:
Sebastian Ramacher 2016-01-15 02:00:59 +01:00
parent aecb648374
commit fec81cf40b
1 changed files with 13 additions and 4 deletions
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17
zathura/main.c
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@ -213,10 +213,19 @@ main(int argc, char* argv[])
return -1;
}
size_t file_idx = argc > 1 ? 1 : 0;
/* g_option_context_parse has some funny (documented) behavior:
* * for "-- a b c" you get no -- in argv
* * for "-- --" you get -- in argv twice
* * for "-- -a" you get -- in argv
*
* So if there is one -- in argv, we need to ignore it. */
const bool has_double_dash = argc > 1 && g_strcmp0(argv[1], "--") == 0;
const int file_idx_base = has_double_dash ? 2 : 1;
int file_idx = argc > file_idx_base ? file_idx_base : 0;
/* Fork instances for other files. */
if (print_version == false && argc > 2) {
for (int idx = 2; idx < argc; ++idx) {
if (print_version == false && argc > file_idx_base + 1) {
for (int idx = file_idx_base + 1; idx < argc; ++idx) {
const pid_t pid = fork();
if (pid == 0) { /* child */
file_idx = idx;
@ -232,7 +241,7 @@ main(int argc, char* argv[])
}
/* Fork into the background if the user really wants to ... */
if (print_version == false && forkback == true && file_idx < 2) {
if (print_version == false && forkback == true && file_idx < file_idx_base + 1) {
const pid_t pid = fork();
if (pid > 0) { /* parent */
return 0;