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patch 8.1.0312: wrong type for flags used in signal handlers

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Problem:    Wrong type for flags used in signal handlers.
Solution:   Use sig_atomic_t. (Dominique Pelle, closes #3356)
This commit is contained in:
Bram Moolenaar
2018-08-21 19:47:48 +02:00
parent 8c5e0093c9
commit 8e82c057ff
4 changed files with 15 additions and 12 deletions
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10
src/globals.h
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@@ -518,7 +518,7 @@ EXTERN char *foreground_argument INIT(= NULL);
*
* volatile because it is used in signal handler sig_sysmouse().
*/
EXTERN volatile int hold_gui_events INIT(= 0);
EXTERN volatile sig_atomic_t hold_gui_events INIT(= 0);
/*
* When resizing the shell is postponed, remember the new size, and call
@@ -655,7 +655,7 @@ EXTERN int entered_free_all_mem INIT(= FALSE);
/* TRUE when in or after free_all_mem() */
#endif
/* volatile because it is used in signal handler deathtrap(). */
EXTERN volatile int full_screen INIT(= FALSE);
EXTERN volatile sig_atomic_t full_screen INIT(= FALSE);
/* TRUE when doing full-screen output
* otherwise only writing some messages */
@@ -800,11 +800,11 @@ EXTERN JMP_BUF x_jump_env;
EXTERN JMP_BUF lc_jump_env; /* argument to SETJMP() */
# ifdef SIGHASARG
/* volatile because it is used in signal handlers. */
EXTERN volatile int lc_signal; /* caught signal number, 0 when no was signal
EXTERN volatile sig_atomic_t lc_signal; /* caught signal number, 0 when no was signal
caught; used for mch_libcall() */
# endif
/* volatile because it is used in signal handler deathtrap(). */
EXTERN volatile int lc_active INIT(= FALSE); /* TRUE when lc_jump_env is valid. */
EXTERN volatile sig_atomic_t lc_active INIT(= FALSE); /* TRUE when lc_jump_env is valid. */
#endif
#if defined(FEAT_MBYTE) || defined(FEAT_POSTSCRIPT)
@@ -1037,7 +1037,7 @@ EXTERN FILE *scriptout INIT(= NULL); /* stream to write script to */
EXTERN int read_cmd_fd INIT(= 0); /* fd to read commands from */
/* volatile because it is used in signal handler catch_sigint(). */
EXTERN volatile int got_int INIT(= FALSE); /* set to TRUE when interrupt
EXTERN volatile sig_atomic_t got_int INIT(= FALSE); /* set to TRUE when interrupt
signal occurred */
#ifdef USE_TERM_CONSOLE
EXTERN int term_console INIT(= FALSE); /* set to TRUE when console used */