fix some gcc warnings (#73) * tweak string size fix gcc8 warnings ``` svr-agentfwd.c: In function 'bindagent': svr-agentfwd.c:254:53: warning: '%s' directive output may be truncated writing up to 107 bytes into a region of size between 0 and 107 [-Wformat-truncation=] snprintf(addr.sun_path, sizeof(addr.sun_path), "%s/%s", path, sockfile); ^~ ~~~~~~~~ svr-agentfwd.c:254:2: note: 'snprintf' output between 2 and 216 bytes into a destination of size 108 snprintf(addr.sun_path, sizeof(addr.sun_path), "%s/%s", path, sockfile); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ``` * cleanup signed/unsigned comparison fix gcc8 warnings ``` scp.c: In function 'do_local_cmd': scp.c:132:17: warning: comparison of integer expressions of different signedness: 'u_int' {aka 'unsigned int'} and 'int' [-Wsign-compare] for (i = 0; i < a->num; i++) ^ scpmisc.c: In function 'addargs': scpmisc.c:161:25: warning: comparison of integer expressions of different signedness: 'int' and 'u_int' {aka 'unsigned int'} [-Wsign-compare] } else if (args->num+2 >= nalloc) ^~ scpmisc.c: In function 'replacearg': scpmisc.c:183:12: warning: comparison of integer expressions of different signedness: 'u_int' {aka 'unsigned int'} and 'int' [-Wsign-compare] if (which >= args->num) ^~ scpmisc.c: In function 'freeargs': scpmisc.c:196:17: warning: comparison of integer expressions of different signedness: 'u_int' {aka 'unsigned int'} and 'int' [-Wsign-compare] for (i = 0; i < args->num; i++) ^ ``` see https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/misc.h.diff?r1=1.16&r2=1.17

# makes the images... yeah

default:  pses

design_process.ps: design_process.tif
	tiff2ps -s -e design_process.tif > design_process.ps

sliding_window.ps: sliding_window.tif
	tiff2ps -s -e sliding_window.tif > sliding_window.ps
	
expt_state.ps: expt_state.tif
	tiff2ps -s -e expt_state.tif > expt_state.ps

primality.ps: primality.tif
	tiff2ps -s -e primality.tif > primality.ps

design_process.pdf: design_process.ps
	epstopdf design_process.ps

sliding_window.pdf: sliding_window.ps
	epstopdf sliding_window.ps
	
expt_state.pdf: expt_state.ps
	epstopdf expt_state.ps

primality.pdf: primality.ps
	epstopdf primality.ps


pses: sliding_window.ps expt_state.ps primality.ps design_process.ps
pdfes: sliding_window.pdf expt_state.pdf primality.pdf design_process.pdf

clean:
	rm -rf *.ps *.pdf .xvpics