diff options
Diffstat (limited to 'cg-negative.c')
| -rw-r--r-- | cg-negative.c | 245 |
1 files changed, 123 insertions, 122 deletions
diff --git a/cg-negative.c b/cg-negative.c index be5f2a0..32fad71 100644 --- a/cg-negative.c +++ b/cg-negative.c @@ -24,7 +24,7 @@ char default_class[] = PKGNAME "::cg-negative::standard"; /** * Class suffixes */ -const char* const* class_suffixes = (const char* const[]){NULL}; +const char *const *class_suffixes = (const char *const[]){NULL}; @@ -58,12 +58,13 @@ static int bplus = 0; /** * Print usage information and exit */ -void usage(void) +void +usage(void) { - fprintf(stderr, - "Usage: %s [-M method] [-S site] [-c crtc]... [-R rule] (-x | [-p priority] [-d] [+rgb])\n", - argv0); - exit(1); + fprintf(stderr, + "usage: %s [-M method] [-S site] [-c crtc]... [-R rule] (-x | [-p priority] [-d] [+rgb])\n", + argv0); + exit(1); } @@ -81,47 +82,47 @@ void usage(void) * 1 if `arg` was used, * -1 on error */ -int handle_opt(char* opt, char* arg) +int +handle_opt(char *opt, char *arg) { - if (opt[0] == '-') - switch (opt[1]) - { - case 'd': - if (dflag || xflag) - usage(); - dflag = 1; - break; - case 'x': - if (xflag || dflag) - usage(); - xflag = 1; - break; - default: - usage(); - } - else - switch (opt[1]) - { - case 'r': - if (rplus) - usage(); - rplus = 1; - break; - case 'g': - if (gplus) - usage(); - gplus = 1; - break; - case 'b': - if (bplus) - usage(); - bplus = 1; - break; - default: - usage(); - } - return 0; - (void) arg; + if (opt[0] == '-') { + switch (opt[1]) { + case 'd': + if (dflag || xflag) + usage(); + dflag = 1; + break; + case 'x': + if (xflag || dflag) + usage(); + xflag = 1; + break; + default: + usage(); + } + } else { + switch (opt[1]) { + case 'r': + if (rplus) + usage(); + rplus = 1; + break; + case 'g': + if (gplus) + usage(); + gplus = 1; + break; + case 'b': + if (bplus) + usage(); + bplus = 1; + break; + default: + usage(); + } + } + return 0; + (void) arg; } @@ -134,13 +135,14 @@ int handle_opt(char* opt, char* arg) * @param prio The argument associated with the "-p" option * @return Zero on success, -1 on error */ -int handle_args(int argc, char* argv[], char* prio) +int +handle_args(int argc, char *argv[], char *prio) { - int q = xflag + (dflag | rplus | gplus | bplus); - if (argc || (q > 1) || (xflag && (prio != NULL))) - usage(); - return 0; - (void) argv; + int q = xflag + (dflag | rplus | gplus | bplus); + if (argc || q > 1 || (xflag && prio)) + usage(); + return 0; + (void) argv; } @@ -149,19 +151,19 @@ int handle_args(int argc, char* argv[], char* prio) * * @param filter The filter to fill */ -static void fill_filter(libcoopgamma_filter_t* restrict filter) +static void +fill_filter(libcoopgamma_filter_t *restrict filter) { - switch (filter->depth) - { + switch (filter->depth) { #define X(CONST, MEMBER, MAX, TYPE)\ - case CONST:\ - libclut_negative(&(filter->ramps.MEMBER), MAX, TYPE, !rplus, !gplus, !bplus);\ - break; -LIST_DEPTHS + case CONST:\ + libclut_negative(&filter->ramps.MEMBER, MAX, TYPE, !rplus, !gplus, !bplus);\ + break; + LIST_DEPTHS #undef X - default: - abort(); - } + default: + abort(); + } } @@ -173,66 +175,65 @@ LIST_DEPTHS * -2: Error, `cg.error` set * -3: Error, message already printed */ -int start(void) +int +start(void) { - int r; - size_t i, j; - - if (xflag) - for (i = 0; i < filters_n; i++) - crtc_updates[i].filter.lifespan = LIBCOOPGAMMA_REMOVE; - else if (dflag) - for (i = 0; i < filters_n; i++) - crtc_updates[i].filter.lifespan = LIBCOOPGAMMA_UNTIL_DEATH; - else - for (i = 0; i < filters_n; i++) - crtc_updates[i].filter.lifespan = LIBCOOPGAMMA_UNTIL_REMOVAL; - - if (!xflag) - if ((r = make_slaves()) < 0) - return r; - - for (i = 0, r = 1; i < filters_n; i++) - { - if (!(crtc_updates[i].master) || !(crtc_info[crtc_updates[i].crtc].supported)) - continue; - if (!xflag) - fill_filter(&(crtc_updates[i].filter)); - r = update_filter(i, 0); - if ((r == -2) || ((r == -1) && (errno != EAGAIN))) - return r; - if (crtc_updates[i].slaves != NULL) - for (j = 0; crtc_updates[i].slaves[j] != 0; j++) - { - r = update_filter(crtc_updates[i].slaves[j], 0); - if ((r == -2) || ((r == -1) && (errno != EAGAIN))) - return r; - } - } - - while (r != 1) - if ((r = synchronise(-1)) < 0) - return r; - - if (!dflag) - return 0; - - if (libcoopgamma_set_nonblocking(&cg, 0) < 0) - return -1; - for (;;) - if (libcoopgamma_synchronise(&cg, NULL, 0, &j) < 0) - switch (errno) - { - case 0: - break; - case ENOTRECOVERABLE: - goto enotrecoverable; - default: - return -1; + int r; + size_t i, j; + + if (xflag) + for (i = 0; i < filters_n; i++) + crtc_updates[i].filter.lifespan = LIBCOOPGAMMA_REMOVE; + else if (dflag) + for (i = 0; i < filters_n; i++) + crtc_updates[i].filter.lifespan = LIBCOOPGAMMA_UNTIL_DEATH; + else + for (i = 0; i < filters_n; i++) + crtc_updates[i].filter.lifespan = LIBCOOPGAMMA_UNTIL_REMOVAL; + + if (!xflag && (r = make_slaves()) < 0) + return r; + + for (i = 0, r = 1; i < filters_n; i++) { + if (!crtc_updates[i].master || !crtc_info[crtc_updates[i].crtc].supported) + continue; + if (!xflag) + fill_filter(&crtc_updates[i].filter); + r = update_filter(i, 0); + if (r == -2 || (r == -1 && errno != EAGAIN)) + return r; + if (crtc_updates[i].slaves) { + for (j = 0; crtc_updates[i].slaves[j]; j++) { + r = update_filter(crtc_updates[i].slaves[j], 0); + if (r == -2 || (r == -1 && errno != EAGAIN)) + return r; + } + } } - - enotrecoverable: - for (;;) - if (pause() < 0) - return -1; + + while (r != 1) + if ((r = synchronise(-1)) < 0) + return r; + + if (!dflag) + return 0; + + if (libcoopgamma_set_nonblocking(&cg, 0) < 0) + return -1; + for (;;) { + if (libcoopgamma_synchronise(&cg, NULL, 0, &j) < 0) { + switch (errno) { + case 0: + break; + case ENOTRECOVERABLE: + goto enotrecoverable; + default: + return -1; + } + } + } + +enotrecoverable: + pause(); + return -1; } |