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Allow compile time selection of which method to compile in.

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This commit is contained in:
Jon Lund Steffensen
2009-12-25 19:43:24 +01:00
parent af292839cf
commit bb5a75db6d
3 changed files with 130 additions and 26 deletions
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src/redshift.c
+61 -17
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@@ -17,6 +17,10 @@
Copyright (c) 2009 Jon Lund Steffensen <jonlst@gmail.com>
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
@@ -26,8 +30,18 @@
#include <locale.h>
#include "solar.h"
#include "randr.h"
#include "vidmode.h"
#ifdef ENABLE_RANDR
# include "randr.h"
#endif
#ifdef ENABLE_VIDMODE
# include "vidmode.h"
#endif
#if !(defined(ENABLE_RANDR) || defined(ENABLE_VIDMODE))
# error "Either RANDR or VidMode must be enabled."
#endif
/* Bounds for parameters. */
@@ -83,7 +97,7 @@ main(int argc, char *argv[])
exit(EXIT_FAILURE);
}
/* Parse arguments. */
/* Initialize to defaults */
float lat = NAN;
float lon = NAN;
int temp_day = DEFAULT_DAY_TEMP;
@@ -94,6 +108,12 @@ main(int argc, char *argv[])
int verbose = 0;
char *s;
#ifndef ENABLE_RANDR
/* Don't use RANDR if it has been disabled. */
use_randr = 0;
#endif
/* Parse arguments. */
int opt;
while ((opt = getopt(argc, argv, "g:hl:m:s:t:v")) != -1) {
switch (opt) {
@@ -136,10 +156,22 @@ main(int argc, char *argv[])
case 'm':
if (strcmp(optarg, "randr") == 0 ||
strcmp(optarg, "RANDR") == 0) {
#ifdef ENABLE_RANDR
use_randr = 1;
#else
fprintf(stderr, "RANDR method was not"
" enabled at compile time.\n");
exit(EXIT_FAILURE);
#endif
} else if (strcmp(optarg, "vidmode") == 0 ||
strcmp(optarg, "VidMode") == 0) {
#ifdef ENABLE_VIDMODE
use_randr = 0;
#else
fprintf(stderr, "VidMode method was not"
" enabled at compile time.\n");
exit(EXIT_FAILURE);
#endif
} else {
fprintf(stderr, "Unknown method `%s'.\n",
optarg);
@@ -253,37 +285,49 @@ main(int argc, char *argv[])
}
/* Set color temperature */
int failed = 0;
#ifdef ENABLE_RANDR
if (use_randr) {
/* Check RANDR extension. */
int r = randr_check_extension();
if (r < 0) {
use_randr = 0;
fprintf(stderr, "RANDR 1.3 extension is"
" not available.\n");
failed = 1;
} else {
r = randr_set_temperature(screen_num, temp, gamma);
if (r < 0) {
fprintf(stderr, "Unable to set color"
" temperature with RANDR,"
" trying VidMode...\n");
use_randr = 0;
" temperature with RANDR.\n");
failed = 1;
}
}
}
#endif
if (!use_randr) {
#ifdef ENABLE_VIDMODE
if (!use_randr || failed) {
failed = 0;
/* Check VidMode extension */
r = vidmode_check_extension();
if (r < 0) {
fprintf(stderr, "Missing needed extension"
" to set gamma ramp (RANDR or VidMode).\n");
exit(EXIT_FAILURE);
fprintf(stderr, "VidMode extension is"
" not available.\n");
failed = 1;
} else {
r = vidmode_set_temperature(screen_num, temp, gamma);
if (r < 0) {
fprintf(stderr, "Unable to set color"
" temperature with VidMode.\n");
failed = 1;
}
}
}
#endif
r = vidmode_set_temperature(screen_num, temp, gamma);
if (r < 0) {
fprintf(stderr, "Unable to set color temperature"
" with VidMode.\n");
exit(EXIT_FAILURE);
}
if (failed) {
fprintf(stderr, "Color temperature adjustment failed.\n");
exit(EXIT_FAILURE);
}
return EXIT_SUCCESS;