diff options
Diffstat (limited to 'usr.bin/aucat/aucat.c')
| -rw-r--r-- | usr.bin/aucat/aucat.c | 63 |
1 files changed, 62 insertions, 1 deletions
diff --git a/usr.bin/aucat/aucat.c b/usr.bin/aucat/aucat.c index 6f0861cdd6a..873cd4771ef 100644 --- a/usr.bin/aucat/aucat.c +++ b/usr.bin/aucat/aucat.c @@ -1,4 +1,4 @@ -/* $OpenBSD: aucat.c,v 1.77 2010/01/05 10:18:12 ratchov Exp $ */ +/* $OpenBSD: aucat.c,v 1.78 2010/01/10 21:47:41 ratchov Exp $ */ /* * Copyright (c) 2008 Alexandre Ratchov <alex@caoua.org> * @@ -39,6 +39,9 @@ #include "midi.h" #include "opt.h" #include "wav.h" +#ifdef DEBUG +#include "dbg.h" +#endif #define MODE_PLAY 1 #define MODE_REC 2 @@ -46,6 +49,9 @@ #define PROG_AUCAT "aucat" #define PROG_MIDICAT "midicat" +#ifdef DEBUG +int debug_level = 0; +#endif volatile int quit_flag = 0; /* @@ -61,6 +67,27 @@ sigint(int s) quit_flag = 1; } +#ifdef DEBUG +/* + * Increase debug level on SIGUSR1. + */ +void +sigusr1(int s) +{ + if (debug_level < 4) + debug_level++; +} + +/* + * Decrease debug level on SIGUSR2. + */ +void +sigusr2(int s) +{ + if (debug_level > 0) + debug_level--; +} +#endif void opt_ch(struct aparams *par) @@ -209,6 +236,14 @@ setsig(void) err(1, "sigaction(term) failed"); if (sigaction(SIGHUP, &sa, NULL) < 0) err(1, "sigaction(hup) failed"); +#ifdef DEBUG + sa.sa_handler = sigusr1; + if (sigaction(SIGUSR1, &sa, NULL) < 0) + err(1, "sigaction(usr1) failed"); + sa.sa_handler = sigusr2; + if (sigaction(SIGUSR2, &sa, NULL) < 0) + err(1, "sigaction(usr2) failed1n"); +#endif } void @@ -219,6 +254,12 @@ unsetsig(void) sigfillset(&sa.sa_mask); sa.sa_flags = SA_RESTART; sa.sa_handler = SIG_DFL; +#ifdef DEBUG + if (sigaction(SIGUSR2, &sa, NULL) < 0) + err(1, "unsetsig(usr2): sigaction failed"); + if (sigaction(SIGUSR1, &sa, NULL) < 0) + err(1, "unsetsig(usr1): sigaction failed"); +#endif if (sigaction(SIGHUP, &sa, NULL) < 0) err(1, "unsetsig(hup): sigaction failed\n"); if (sigaction(SIGTERM, &sa, NULL) < 0) @@ -291,6 +332,10 @@ aucat_main(int argc, char **argv) while ((c = getopt(argc, argv, "dnb:c:C:e:r:h:x:v:i:o:f:m:lus:U:t:z:")) != -1) { switch (c) { case 'd': +#ifdef DEBUG + if (d_flag) + debug_level++; +#endif d_flag = 1; break; case 'n': @@ -535,6 +580,10 @@ aucat_main(int argc, char **argv) if (!l_flag) break; if (!suspend) { +#ifdef DEBUG + if (debug_level >= 2) + dbg_puts("suspending\n"); +#endif suspend = 1; dev_stop(); dev_clear(); @@ -544,6 +593,10 @@ aucat_main(int argc, char **argv) (dev_sub && dev_sub->u.sub.idle == 0) || ((dev_mix || dev_sub) && dev_midi->u.ctl.tstate == CTL_RUN)) { if (suspend) { +#ifdef DEBUG + if (debug_level >= 2) + dbg_puts("resuming\n"); +#endif suspend = 0; dev_start(); } @@ -555,6 +608,10 @@ aucat_main(int argc, char **argv) warn("rmdir(\"%s\")", base); } if (suspend) { +#ifdef DEBUG + if (debug_level >= 2) + dbg_puts("resuming to drain\n"); +#endif suspend = 0; dev_start(); } @@ -593,6 +650,10 @@ midicat_main(int argc, char **argv) while ((c = getopt(argc, argv, "di:o:lf:U:")) != -1) { switch (c) { case 'd': +#ifdef DEBUG + if (d_flag) + debug_level++; +#endif d_flag = 1; break; case 'i': |