diff options
Diffstat (limited to '')
| -rw-r--r-- | COPYING | 2 | ||||
| -rw-r--r-- | Makefile | 6 | ||||
| -rw-r--r-- | man/cg-brilliance.1 | 4 | ||||
| -rw-r--r-- | man/cg-darkroom.1 | 4 | ||||
| -rw-r--r-- | man/cg-gamma.1 | 4 | ||||
| -rw-r--r-- | man/cg-icc.1 | 4 | ||||
| -rw-r--r-- | man/cg-limits.1 | 6 | ||||
| -rw-r--r-- | man/cg-linear.1 | 2 | ||||
| -rw-r--r-- | man/cg-negative.1 | 4 | ||||
| -rw-r--r-- | man/cg-rainbow.1 | 4 | ||||
| -rw-r--r-- | man/cg-shallow.1 | 130 | ||||
| -rw-r--r-- | man/cg-sleepmode.1 | 4 | ||||
| -rw-r--r-- | src/cg-base.c | 2 | ||||
| -rw-r--r-- | src/cg-brilliance.c | 6 | ||||
| -rw-r--r-- | src/cg-darkroom.c | 6 | ||||
| -rw-r--r-- | src/cg-gamma.c | 4 | ||||
| -rw-r--r-- | src/cg-icc.c | 2 | ||||
| -rw-r--r-- | src/cg-limits.c | 8 | ||||
| -rw-r--r-- | src/cg-linear.c | 2 | ||||
| -rw-r--r-- | src/cg-negative.c | 4 | ||||
| -rw-r--r-- | src/cg-query.c | 2 | ||||
| -rw-r--r-- | src/cg-rainbow.c | 6 | ||||
| -rw-r--r-- | src/cg-remove.c | 2 | ||||
| -rw-r--r-- | src/cg-shallow.c | 279 | ||||
| -rw-r--r-- | src/cg-sleepmode.c | 6 |
25 files changed, 457 insertions, 46 deletions
@@ -1,5 +1,5 @@ cg-tools -- Cooperative gamma-enabled tools -Copyright (C) 2016 Mattias Andrée (maandree@kth.se) +Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -20,7 +20,8 @@ BIN = bin/cg-brilliance \ bin/cg-query \ bin/cg-rainbow \ bin/cg-remove \ - bin/cg-sleepmode + bin/cg-sleepmode \ + bin/cg-shallow MAN1 = man/cg-brilliance.1 \ man/cg-darkroom.1 \ @@ -32,7 +33,8 @@ MAN1 = man/cg-brilliance.1 \ man/cg-query.1 \ man/cg-rainbow.1 \ man/cg-remove.1 \ - man/cg-sleepmode.1 + man/cg-sleepmode.1 \ + man/cg-shallow.1 MAN7 = man/cg-tools.7 diff --git a/man/cg-brilliance.1 b/man/cg-brilliance.1 index 187bff2..a79583e 100644 --- a/man/cg-brilliance.1 +++ b/man/cg-brilliance.1 @@ -75,8 +75,8 @@ all available adjustment methods are printed. .BR \-p " "\fIpriority\fP Set the priority of the filter. Filters with higher priority are applied before filters with lower priority. The value -must be a signed 64-bit integer (between -9223372036854775807 -and 9223372036854775808). +must be a signed 64-bit integer (between \-9223372036854775807 +and 9223372036854775807). .BR cg-brilliance 's default priority is 2305843009213693952. diff --git a/man/cg-darkroom.1 b/man/cg-darkroom.1 index 2b0802e..106f62f 100644 --- a/man/cg-darkroom.1 +++ b/man/cg-darkroom.1 @@ -68,8 +68,8 @@ all available adjustment methods are printed. .BR \-p " "\fIpriority\fP Set the priority of the filter. Filters with higher priority are applied before filters with lower priority. The value -must be a signed 64-bit integer (between -9223372036854775807 -and 9223372036854775808). +must be a signed 64-bit integer (between \-9223372036854775807 +and 9223372036854775807). .BR cg-darkroom 's default priority is 6917529027641081856. diff --git a/man/cg-gamma.1 b/man/cg-gamma.1 index 0c9d8e7..47681f7 100644 --- a/man/cg-gamma.1 +++ b/man/cg-gamma.1 @@ -93,8 +93,8 @@ all available adjustment methods are printed. .BR \-p " "\fIpriority\fP Set the priority of the filter. Filters with higher priority are applied before filters with lower priority. The value -must be a signed 64-bit integer (between -9223372036854775807 -and 9223372036854775808). +must be a signed 64-bit integer (between \-9223372036854775807 +and 9223372036854775807). .BR cg-gamma 's default priority is 0. diff --git a/man/cg-icc.1 b/man/cg-icc.1 index c9ee179..8de9b82 100644 --- a/man/cg-icc.1 +++ b/man/cg-icc.1 @@ -78,8 +78,8 @@ all available adjustment methods are printed. .BR \-p " "\fIpriority\fP Set the priority of the filter. Filters with higher priority are applied before filters with lower priority. The value -must be a signed 64-bit integer (between -9223372036854775807 -and 9223372036854775808). +must be a signed 64-bit integer (between \-9223372036854775807 +and 9223372036854775807). .BR cg-icc 's default priority is 0. diff --git a/man/cg-limits.1 b/man/cg-limits.1 index c21ae32..363190d 100644 --- a/man/cg-limits.1 +++ b/man/cg-limits.1 @@ -108,10 +108,10 @@ all available adjustment methods are printed. .BR \-p " "\fIpriority\fP Set the priority of the filter. Filters with higher priority are applied before filters with lower priority. The value -must be a signed 64-bit integer (between -9223372036854775807 -and 9223372036854775808). +must be a signed 64-bit integer (between \-9223372036854775807 +and 9223372036854775807). .BR cg-limits 's -default priority is -4611686018427387904. +default priority is \-4611686018427387904. If .I priority diff --git a/man/cg-linear.1 b/man/cg-linear.1 index f101eab..cb19307 100644 --- a/man/cg-linear.1 +++ b/man/cg-linear.1 @@ -85,7 +85,7 @@ lower priority. This means that normally you want the to be higher than .IR stop-priority . The value must be a signed 64-bit integer (between --9223372036854775807 and 9223372036854775808). +\-9223372036854775807 and 9223372036854775807). .TP .BR \-R " "\fIrule-base\fP Set the rule base of of the filters to diff --git a/man/cg-negative.1 b/man/cg-negative.1 index b11ecb9..098cc1b 100644 --- a/man/cg-negative.1 +++ b/man/cg-negative.1 @@ -72,8 +72,8 @@ all available adjustment methods are printed. .BR \-p " "\fIpriority\fP Set the priority of the filter. Filters with higher priority are applied before filters with lower priority. The value -must be a signed 64-bit integer (between -9223372036854775807 -and 9223372036854775808). +must be a signed 64-bit integer (between \-9223372036854775807 +and 9223372036854775807). .BR cg-negative 's default priority is 4611686018427387904. diff --git a/man/cg-rainbow.1 b/man/cg-rainbow.1 index 761d436..cd397f8 100644 --- a/man/cg-rainbow.1 +++ b/man/cg-rainbow.1 @@ -77,8 +77,8 @@ all available adjustment methods are printed. .BR \-p " "\fIpriority\fP Set the priority of the filter. Filters with higher priority are applied before filters with lower priority. The value -must be a signed 64-bit integer (between -9223372036854775807 -and 9223372036854775808). +must be a signed 64-bit integer (between \-9223372036854775807 +and 9223372036854775807). .BR cg-rainbow 's default priority is 1152921504606846976. diff --git a/man/cg-shallow.1 b/man/cg-shallow.1 new file mode 100644 index 0000000..8b80263 --- /dev/null +++ b/man/cg-shallow.1 @@ -0,0 +1,130 @@ +.TH CG-SHALLOW 1 CG-TOOLS +.SH NAME +cg-shallow - Emulate low colour resolution on the monitors +.SH SYNOPSIS +.B cg-shallow +.RB [ \-M +.IR method ] +.RB [ \-S +.IR site ] +.RB [ \-c +.IR crtc "]... ["\fB\-R\fP +.IR rule ] +.RB ( \-x +| +.RB [ \-p +.IR priority ] +.RB [ \-d ] +.RI [ all +| +.I red +.I green +.IR blue ]) +.SH DESCRIPTION +.B cg-shallow +degrades the colour resolution on the monitors, to +.I all +values on each channel, or to +.IR red , +.IR green , +and +.I blue +to the red, green, and blue channels independently, respectively. +A value of 0 means the resolution will not be changes. The values +are encodingly equidistantly distributed with black and full colour +remaining as is, unless the value 1 is specified, in which case +it undefined which brightness the channel will be fixed at. +.PP +If neither +.I all +or +.IR red , +.IR green , +and +.I blue +are specified, the value 2 for all channels is selected by default. +.SH OPTIONS +.TP +.BR \-c " "\fIcrtc\fP +Apply the filter to the CRTC with the monitor whose EDID is +.IR crtc . +By default, the filter is applied to all monitors. + +If +.I crtc +is +.RB ' ? ', +all available CRTC's are listed. +.TP +.B \-d +Keep the process alive and remove the filter on death. +.TP +.BR \-M " "\fImethod\fP +Adjustment method name or number. Recognised names include: +.TS +tab(:); +l l. +\fBdummy\fP:Dummy method +\fBrandr\fP:X RAndR +\fBvidmode\fP:X VidMode +\fBdrm\fP:Linux DRM +\fBgdi\fP:Windows GDI +\fBquartz\fP:Quartz Core Graphics +.TE + +The adjustment methods are supported via +.BR libgamma (7). +Only methods that were enabled when +.B libgamma +was compiled will be supported. + +If +.I method +is +.RB ' ? ', +all available adjustment methods are printed. +.TP +.BR \-p " "\fIpriority\fP +Set the priority of the filter. Filters with higher priority +are applied before filters with lower priority. The value +must be a signed 64-bit integer (between \-9223372036854775807 +and 9223372036854775807). +.BR cg-brilliance 's +default priority is \-6917529027641081856. + +If +.I priority +is +.RB ' ? ', +the utility's default priority is printed. +.TP +.BR \-R " "\fIrule\fP +Set the rule of of the filter to +.IR rule . +This is the last part of the filter's identifier (class). +The default rule is +.BR standard . + +If +.I rule +is +.RB ' ? ' +the utility's default rule is printed. If +.I rule +is +.RB ' ?? ' +the utility's default class is printed. +.TP +.BR \-S " "\fIsite\fP +Select the site to which to connect. For example +.RB ' :0 ', +for local display 0 when using +.BR X . +.TP +.B \-x +Remove the currently applied filter. +.SH "SEE ALSO" +.BR cg-tools (7) +.SH BUGS +Please report bugs to https://github.com/maandree/cg-tools/issues +or to maandree@kth.se diff --git a/man/cg-sleepmode.1 b/man/cg-sleepmode.1 index f5bc0ca..c750ea0 100644 --- a/man/cg-sleepmode.1 +++ b/man/cg-sleepmode.1 @@ -96,8 +96,8 @@ all available adjustment methods are printed. .BR \-p " "\fIpriority\fP Set the priority of the filter. Filters with higher priority are applied before filters with lower priority. The value -must be a signed 64-bit integer (between -9223372036854775807 -and 9223372036854775808). +must be a signed 64-bit integer (between \-9223372036854775807 +and 9223372036854775807). .BR cg-sleepmode 's default priority is 1729382256910270464. diff --git a/src/cg-base.c b/src/cg-base.c index b44c065..9f77937 100644 --- a/src/cg-base.c +++ b/src/cg-base.c @@ -1,6 +1,6 @@ /** * cg-tools -- Cooperative gamma-enabled tools - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) + * Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by diff --git a/src/cg-brilliance.c b/src/cg-brilliance.c index 40d74a7..3541d03 100644 --- a/src/cg-brilliance.c +++ b/src/cg-brilliance.c @@ -1,6 +1,6 @@ /** * cg-tools -- Cooperative gamma-enabled tools - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) + * Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -30,7 +30,7 @@ /** * The default filter priority for the program */ -const int64_t default_priority = ((int64_t)1) << 61; +const int64_t default_priority = (int64_t)1 << 61; /** * The default class for the program @@ -128,7 +128,7 @@ int handle_opt(char* opt, char* arg) * * @param out Output parameter for the value * @param str The string - * @retunr Zero on success, -1 if the string is invalid + * @return Zero on success, -1 if the string is invalid */ static int parse_double(double* restrict out, const char* restrict str) { diff --git a/src/cg-darkroom.c b/src/cg-darkroom.c index 2151e1b..9990aa3 100644 --- a/src/cg-darkroom.c +++ b/src/cg-darkroom.c @@ -1,6 +1,6 @@ /** * cg-tools -- Cooperative gamma-enabled tools - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) + * Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -30,7 +30,7 @@ /** * The default filter priority for the program */ -const int64_t default_priority = ((int64_t)3) << 61; +const int64_t default_priority = (int64_t)3 << 61; /** * The default class for the program @@ -118,7 +118,7 @@ int handle_opt(char* opt, char* arg) * * @param out Output parameter for the value * @param str The string - * @retunr Zero on success, -1 if the string is invalid + * @return Zero on success, -1 if the string is invalid */ static int parse_double(double* restrict out, const char* restrict str) { diff --git a/src/cg-gamma.c b/src/cg-gamma.c index 62b35df..1d24d07 100644 --- a/src/cg-gamma.c +++ b/src/cg-gamma.c @@ -1,6 +1,6 @@ /** * cg-tools -- Cooperative gamma-enabled tools - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) + * Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -213,7 +213,7 @@ static char* get_conf_file(const char* restrict confname) * * @param out Output parameter for the value * @param str The string - * @retunr Zero on success, -1 if the string is invalid + * @return Zero on success, -1 if the string is invalid */ static int parse_double(double* restrict out, const char* restrict str) { diff --git a/src/cg-icc.c b/src/cg-icc.c index f1a6be7..5970930 100644 --- a/src/cg-icc.c +++ b/src/cg-icc.c @@ -1,6 +1,6 @@ /** * cg-tools -- Cooperative gamma-enabled tools - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) + * Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by diff --git a/src/cg-limits.c b/src/cg-limits.c index 390059e..8390385 100644 --- a/src/cg-limits.c +++ b/src/cg-limits.c @@ -1,6 +1,6 @@ /** * cg-tools -- Cooperative gamma-enabled tools - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) + * Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -33,7 +33,7 @@ /** * The default filter priority for the program */ -const int64_t default_priority = -(((int64_t)1) << 62); +const int64_t default_priority = -((int64_t)1 << 62); /** * The default class for the program @@ -272,7 +272,7 @@ static char* get_conf_file(const char* restrict confname) * * @param out Output parameter for the value * @param str The string - * @retunr Zero on success, -1 if the string is invalid + * @return Zero on success, -1 if the string is invalid */ static int parse_double(double* restrict out, const char* restrict str) { @@ -293,7 +293,7 @@ static int parse_double(double* restrict out, const char* restrict str) * @param left Output parameter for the first value * @param right Output parameter for the second value * @param str The string - * @retunr Zero on success, -1 if the string is invalid + * @return Zero on success, -1 if the string is invalid */ static int parse_twidouble(double* restrict left, double* restrict right, const char* restrict str) { diff --git a/src/cg-linear.c b/src/cg-linear.c index 9423014..1ce9a5d 100644 --- a/src/cg-linear.c +++ b/src/cg-linear.c @@ -1,6 +1,6 @@ /** * cg-tools -- Cooperative gamma-enabled tools - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) + * Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by diff --git a/src/cg-negative.c b/src/cg-negative.c index 90b0df2..8a98959 100644 --- a/src/cg-negative.c +++ b/src/cg-negative.c @@ -1,6 +1,6 @@ /** * cg-tools -- Cooperative gamma-enabled tools - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) + * Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -30,7 +30,7 @@ /** * The default filter priority for the program */ -const int64_t default_priority = ((int64_t)1) << 62; +const int64_t default_priority = (int64_t)1 << 62; /** * The default class for the program diff --git a/src/cg-query.c b/src/cg-query.c index 23b6349..a24ef11 100644 --- a/src/cg-query.c +++ b/src/cg-query.c @@ -1,6 +1,6 @@ /** * cg-tools -- Cooperative gamma-enabled tools - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) + * Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by diff --git a/src/cg-rainbow.c b/src/cg-rainbow.c index 2cfb581..067785f 100644 --- a/src/cg-rainbow.c +++ b/src/cg-rainbow.c @@ -1,6 +1,6 @@ /** * cg-tools -- Cooperative gamma-enabled tools - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) + * Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -33,7 +33,7 @@ /** * The default filter priority for the program */ -const int64_t default_priority = ((int64_t)1) << 60; +const int64_t default_priority = (int64_t)1 << 60; /** * The default class for the program @@ -123,7 +123,7 @@ int handle_opt(char* opt, char* arg) * * @param out Output parameter for the value * @param str The string - * @retunr Zero on success, -1 if the string is invalid + * @return Zero on success, -1 if the string is invalid */ static int parse_double(double* restrict out, const char* restrict str) { diff --git a/src/cg-remove.c b/src/cg-remove.c index e7315e8..d942f87 100644 --- a/src/cg-remove.c +++ b/src/cg-remove.c @@ -1,6 +1,6 @@ /** * cg-tools -- Cooperative gamma-enabled tools - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) + * Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by diff --git a/src/cg-shallow.c b/src/cg-shallow.c new file mode 100644 index 0000000..230da88 --- /dev/null +++ b/src/cg-shallow.c @@ -0,0 +1,279 @@ +/** + * cg-tools -- Cooperative gamma-enabled tools + * Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#include "cg-base.h" + +#include <libclut.h> + +#include <ctype.h> +#include <errno.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + + + +/** + * The default filter priority for the program + */ +const int64_t default_priority = -((int64_t)3 << 61); + +/** + * The default class for the program + */ +char default_class[] = PKGNAME "::cg-shallow::standard"; + +/** + * Class suffixes + */ +const char* const* class_suffixes = (const char* const[]){NULL}; + + + +/** + * -d: keep process alive and remove filter on death + */ +static int dflag = 0; + +/** + * -x: remove filter rather than adding it + */ +static int xflag = 0; + +/** + * The emulated red resolution, 0 for unchanged. + */ +static size_t rres = 2; + +/** + * The emulated green resolution, 0 for unchanged. + */ +static size_t gres = 2; + +/** + * The emulated blue resolution, 0 for unchanged. + */ +static size_t bres = 2; + + +/** + * Print usage information and exit + */ +void usage(void) +{ + fprintf(stderr, + "Usage: %s [-M method] [-S site] [-c crtc]... [-R rule] " + "(-x | [-p priority] [-d] [all | red green blue])\n", + argv0); + exit(1); +} + + +/** + * Handle a command line option + * + * @param opt The option, it is a NUL-terminate two-character + * string starting with either '-' or '+', if the + * argument is not recognised, call `usage`. This + * string will not be "-M", "-S", "-c", "-p", or "-R". + * @param arg The argument associated with `opt`, + * `NULL` there is no next argument, if this + * parameter is `NULL` but needed, call `usage` + * @return 0 if `arg` was not used, + * 1 if `arg` was used, + * -1 on error + */ +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 + usage(); + return 0; + (void) arg; +} + + +/** + * Parse a non-negative integer encoded as a string + * + * @param out Output parameter for the value + * @param str The string + * @return Zero on success, -1 if the string is invalid + */ +static int parse_int(size_t* restrict out, const char* restrict str) +{ + char* end; + errno = 0; + if (!isdigit(*str)) + return -1; + *out = strtoul(str, &end, 10); + if (errno || *end) + return -1; + return 0; +} + + +/** + * This function is called after the last + * call to `handle_opt` + * + * @param argc The number of unparsed arguments + * @param argv `NULL` terminated list of unparsed arguments + * @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) +{ + char* red = NULL; + char* green = NULL; + char* blue = NULL; + int q = xflag + (dflag | (argc > 0)); + if ((q > 1) || (xflag && (prio != NULL))) + usage(); + if (argc == 1) + red = green = blue = argv[0]; + else if (argc == 3) + { + red = argv[0]; + green = argv[1]; + blue = argv[2]; + } + else if (argc && !xflag) + usage(); + if (argc) + { + if (parse_int(&rres, red) < 0) + usage(); + if (parse_int(&gres, blue) < 0) + usage(); + if (parse_int(&bres, green) < 0) + usage(); + } + return 0; + (void) argv; +} + + +/** + * Fill a filter + * + * @param filter The filter to fill + */ +static void fill_filter(libcoopgamma_filter_t* restrict filter) +{ + switch (filter->depth) + { +#define X(CONST, MEMBER, MAX, TYPE)\ + case CONST:\ + libclut_lower_resolution(&(filter->ramps.MEMBER), MAX, TYPE, 0, rres, 0, gres, 0, bres);\ + break; +LIST_DEPTHS +#undef X + default: + abort(); + } +} + + +/** + * The main function for the program-specific code + * + * @return 0: Success + * -1: Error, `errno` set + * -2: Error, `cg.error` set + * -3: Error, message already printed + */ +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; + } + + enotrecoverable: + for (;;) + if (pause() < 0) + return -1; +} + diff --git a/src/cg-sleepmode.c b/src/cg-sleepmode.c index 1ec2e1d..3248d58 100644 --- a/src/cg-sleepmode.c +++ b/src/cg-sleepmode.c @@ -1,6 +1,6 @@ /** * cg-tools -- Cooperative gamma-enabled tools - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) + * Copyright (C) 2016, 2018 Mattias Andrée (maandree@kth.se) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -36,7 +36,7 @@ /** * The default filter priority for the program */ -const int64_t default_priority = ((int64_t)3) << 59; +const int64_t default_priority = (int64_t)3 << 59; /** * The default class for the program @@ -174,7 +174,7 @@ int handle_opt(char* opt, char* arg) * * @param out Output parameter for the value * @param str The string - * @retunr Zero on success, -1 if the string is invalid + * @return Zero on success, -1 if the string is invalid */ static int parse_double(double* restrict out, const char* restrict str) { |