[RISU v2 06/17] Make some risu.c symbols static

[Richard Henderson]

These are unused in other translation units.

Signed-off-by: Richard Henderson <address@hidden>
---
 risu.c | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/risu.c b/risu.c
index 979341c..24ada8f 100644
--- a/risu.c
+++ b/risu.c
@@ -31,18 +31,18 @@
 void *memblock;
 
 static int comm_fd;
-bool trace;
-size_t signal_count;
+static bool trace;
+static size_t signal_count;
 
 #ifdef HAVE_ZLIB
 #include <zlib.h>
-gzFile gz_trace_file;
+static gzFile gz_trace_file;
 #define TRACE_TYPE "compressed"
 #else
 #define TRACE_TYPE "uncompressed"
 #endif
 
-sigjmp_buf jmpbuf;
+static sigjmp_buf jmpbuf;
 
 #define ARRAY_SIZE(x)  (sizeof(x) / sizeof((x)[0]))
 
@@ -113,7 +113,7 @@ void respond_trace(int r)
     }
 }
 
-void master_sigill(int sig, siginfo_t *si, void *uc)
+static void master_sigill(int sig, siginfo_t *si, void *uc)
 {
     int r;
     signal_count++;
@@ -135,7 +135,7 @@ void master_sigill(int sig, siginfo_t *si, void *uc)
     }
 }
 
-void apprentice_sigill(int sig, siginfo_t *si, void *uc)
+static void apprentice_sigill(int sig, siginfo_t *si, void *uc)
 {
     int r;
     signal_count++;
@@ -180,9 +180,9 @@ static void set_sigill_handler(void (*fn) (int, siginfo_t 
*, void *))
 typedef void entrypoint_fn(void);
 
 uintptr_t image_start_address;
-entrypoint_fn *image_start;
+static entrypoint_fn *image_start;
 
-void load_image(const char *imgfile)
+static void load_image(const char *imgfile)
 {
     /* Load image file into memory as executable */
     struct stat st;
@@ -214,7 +214,7 @@ void load_image(const char *imgfile)
     image_start_address = (uintptr_t) addr;
 }
 
-int master(void)
+static int master(void)
 {
     if (sigsetjmp(jmpbuf, 1)) {
 #ifdef HAVE_ZLIB
@@ -240,7 +240,7 @@ int master(void)
     return EXIT_FAILURE;
 }
 
-int apprentice(void)
+static int apprentice(void)
 {
     if (sigsetjmp(jmpbuf, 1)) {
 #ifdef HAVE_ZLIB
@@ -261,9 +261,9 @@ int apprentice(void)
     return EXIT_FAILURE;
 }
 
-int ismaster;
+static int ismaster;
 
-void usage(void)
+static void usage(void)
 {
     fprintf(stderr,
             "Usage: risu [--master] [--host <ip>] [--port <port>] <image file>"
-- 
2.20.1